VICR / Vicor Corporation - Документы SEC, Годовой отчет, Доверенное заявление

Корпорация Викор
US ˙ NasdaqGS ˙ US9258151029

Основная статистика
LEI 5299005KMQOTR6B51F09
CIK 751978
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Vicor Corporation
SEC Filings (Chronological Order)
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August 1, 2025 10-Q

Liquidity and Capital Resources

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

July 22, 2025 EX-99.1

FINANCIAL NEWS BRIEF

EX-99.1 Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF July 22, 2025 For Immediate Release Vicor Corporation Reports Results for the Second Quarter Ended June 30, 2025 Andover, Mass., July 22, 2025 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the second quarter ended June 30, 2025. These results will be discussed later today at 5:00 p.m. Eastern Time, du

July 22, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 22, 2025 VICOR CORPORATION (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 22, 2025 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numb

June 23, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 20, 2025 VICOR CORPORATION (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 20, 2025 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numb

May 22, 2025 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Vicor Corporation (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporati

SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Vicor Corporation (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File No.) (I.R.S. Employer Identification Number) 25 Frontage Road, Andover, Massachusetts 01810 (Address of Principal Executive Of

May 22, 2025 EX-1.01

Conflict Minerals Report as required by Items 1.01 and 1.02 of Section 1 of this Form SD.

Exhibit 1.01 Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2024 This Conflict Minerals Report (“CMR”) for the year ended December 31, 2024 is presented to comply with Rule 13p-1 (the “Rule”) under the Securities Exchange Act of 1934 (the “Exchange Act”). The Securities and Exchange Commission (“SEC”) adopted the Rule to implement reporting and disclosure requirements r

April 30, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.  ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confid

April 30, 2025 10-Q

Liquidity and Capital Resources

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

April 29, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 29, 2025 VICOR CORPORATION

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 29, 2025 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Num

April 29, 2025 EX-99.1

FINANCIAL NEWS BRIEF

Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF April 29, 2025 For Immediate Release Vicor Corporation Reports Results for the First Quarter Ended March 31, 2025 Andover, Mass., April 29, 2025 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the first quarter ended March 31, 2025. These results will be discussed later today at 5:00 p.m. Eastern Time, during m

March 3, 2025 EX-10.13

Summary of Compensation Agreement between Vicor Corporation and Andrew D’Amico (20)

EXHIBIT 10.13 SUMMARY OF COMPENSATION AGREEMENT BETWEEN VICOR CORPORATION AND ANDREW D’AMICO The following is a description of the compensation agreement between Vicor Corporation (the “Company”) and Andrew D’Amico, provided pursuant to Item 601(b)(10)(iii)(A) of Regulation S-K promulgated by the Securities and Exchange Commission, which requires a written description of a compensatory agreement w

March 3, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K  ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024  TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-18277 VICOR CORPORA

March 3, 2025 EX-19

INSIDER TRADING AND DISCLOSURE POLICY

EXHIBIT 19 INSIDER TRADING AND DISCLOSURE POLICY Purpose To set forth the policy of Vicor Corporation and its business units, divisions, and subsidiaries (collectively, “Vicor” or “the Company”) regarding insider trading and the disclosure of information concerning the Company.

March 3, 2025 EX-21.1

Subsidiaries of the Company (20)

EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY Name State or Jurisdiction of Incorporation Vicor GmbH Germany VICR Securities Corporation Massachusetts, USA Vicor France SARL France Vicor Italy SRL Italy Vicor Hong Kong Ltd. Hong Kong Vicor U.K. Ltd. United Kingdom Vicor Japan Company, Ltd. Japan Vicor KK Japan Vicor Trading (Shanghai) Limited China Vicor Development Corporation Delaware, USA Freedom Po

February 20, 2025 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 20, 2025 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File

February 20, 2025 EX-99.1

FINANCIAL NEWS BRIEF

Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF February 20, 2025 For Immediate Release Vicor Corporation Reports Results for the Fourth Quarter and Year Ended December 31, 2024 Andover, Mass., February 20, 2025 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the fourth quarter and year ended December 31, 2024. These results will be discussed later today at

December 4, 2024 SC 13G/A

VICR / Vicor Corporation / JPMORGAN CHASE & CO - FILING VICOR CORPORATION Passive Investment

SC 13G/A 1 VICORCORPORATION.htm FILING VICOR CORPORATION UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 01)* VICOR CORPORATION (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 925815102 (CUSIP Number) November 29, 2024 (Date of Event Which Requires Filing of this St

October 30, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

October 22, 2024 EX-99.1

FINANCIAL NEWS BRIEF

Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF October 22, 2024 For Immediate Release Vicor Corporation Reports Results for the Third Quarter Ended September 30, 2024 Andover, Mass., October 22, 2024 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the third quarter ended September 30, 2024. These results will be discussed later today at 5:00 p.m. Eastern Ti

October 22, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 22, 2024 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File N

October 15, 2024 SC 13G

VICR / Vicor Corporation / JPMORGAN CHASE & CO - FILING VICOR CORPORATION Passive Investment

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* VICOR CORPORATION (Name of Issuer) Common Stock, par value $0.01 per share (Title of Class of Securities) 925815102 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designa

July 31, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

July 23, 2024 EX-99.1

FINANCIAL NEWS BRIEF

Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF July 23, 2024 For Immediate Release Vicor Corporation Reports Results for the Second Quarter Ended June 30, 2024 Andover, Mass., July 23, 2024 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the second quarter ended June 30, 2024. These results will be discussed later today at 5:00 p.m. Eastern Time, during man

July 23, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 23, 2024 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numb

June 24, 2024 8-K

Current Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 21, 2024 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numb

May 28, 2024 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Vicor Corporation (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporati

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Vicor Corporation (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File No.) (I.R.S. Employer Identification Number) 25 Frontage Road, Andover, Massachusetts 01810 (Address of Principal Executive Offic

May 28, 2024 EX-1.01

Conflict Minerals Report as required by Items 1.01 and 1.02 of Section 1 of this Form SD

Exhibit 1.01 Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2023 This Conflict Minerals Report (“CMR”) for the year ended December 31, 2023 is presented to comply with Rule 13p-1 (the “Rule”) under the Securities Exchange Act of 1934 (the “Exchange Act”). The Securities and Exchange Commission (“SEC”) adopted the Rule to implement reporting and disclosure requirements r

May 1, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

April 29, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.  ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confid

April 23, 2024 EX-99.1

FINANCIAL NEWS BRIEF

Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF April 23, 2024 For Immediate Release Vicor Corporation Reports Results for the First Quarter Ended March 31, 2024 Andover, Mass., April 23, 2024 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the first quarter ended March 31, 2024. These results will be discussed later today at 5:00 p.m. Eastern Time, during m

April 23, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 23, 2024 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Num

February 28, 2024 EX-10.13

Summary of Compensation Agreement between Vicor Corporation and Andrew D’Amico (19)

EXHIBIT 10.13 SUMMARY OF COMPENSATION AGREEMENT BETWEEN VICOR CORPORATION AND ANDREW D’AMICO The following is a description of the compensation agreement between Vicor Corporation (the “Company”) and Andrew D’Amico, provided pursuant to Item 601(b)(10)(iii)(A) of Regulation S-K promulgated by the Securities and Exchange Commission, which requires a written description of a compensatory agreement w

February 28, 2024 EX-21.1

Subsidiaries of the Company (19)

EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY Name State or Jurisdiction of Incorporation Vicor GmbH Germany VICR Securities Corporation Massachusetts, USA Vicor France SARL France Vicor Italy SRL Italy Vicor Hong Kong Ltd. Hong Kong Vicor U.K. Ltd. United Kingdom Vicor Japan Company, Ltd. Japan Vicor KK Japan Vicor Trading (Shanghai) Limited China Vicor Development Corporation Delaware, USA Freedom Po

February 28, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K  ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023  TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-18277 VICOR CORPORA

February 28, 2024 EX-97.1

VICOR CORPORATION RECOVERY POLICY

Exhibit 97.1 VICOR CORPORATION RECOVERY POLICY 1. Purpose. The purpose of this Recovery Policy (this “Policy”) is to describe the circumstances under which Vicor Corporation (the “Company”) is required to recover certain compensation paid to certain employees. Any references in compensation plans, agreements, equity awards or other policies to the Company’s “recoupment”, “clawback” or similarly-na

February 22, 2024 EX-99.1

FINANCIAL NEWS BRIEF

Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF February 22, 2024 For Immediate Release Vicor Corporation Reports Results for the Fourth Quarter and Year Ended December 31, 2023 Andover, Mass., February 22, 2024 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the fourth quarter and year ended December 31, 2023. These results will be discussed later today at

February 22, 2024 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 22, 2024 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File

February 13, 2024 SC 13G/A

VICR / Vicor Corporation / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv02220-vicorcorp.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 5)* Name of issuer: Vicor Corp Title of Class of Securities: Common Stock CUSIP Number: 925815102 Date of Event Which Requires Filing of this Statement: December 29, 2023 Check the appropriate box to designate the rule purs

February 9, 2024 SC 13G/A

VICR / Vicor Corporation / Capital International Investors - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1 )* Vicor Corp. (Name of Issuer) Common Stock (Title of Class of Securities) 925815102 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designa

February 2, 2024 SC 13G/A

VICR / Vicor Corporation / VINCIARELLI PATRIZIO - SC 13G/A Passive Investment

SC 13G/A 1 d758608dsc13ga.htm SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 29) VICOR CORPORATION (Name of Issuer) Common Stock, Par Value $.01 Per Share (Title of Class of Securities) 925815 10 2 (CUSIP Number) December 31, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate

November 3, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

October 24, 2023 8-K

Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 24, 2023 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File N

October 24, 2023 EX-99.1

FINANCIAL NEWS BRIEF

Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF October 24, 2023 For Immediate Release Vicor Corporation Reports Results for the Third Quarter Ended September 30, 2023 Andover, Mass., October 24, 2023 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the third quarter ended September 30, 2023. These results will be discussed later today at 5:00 p.m. Eastern Ti

August 4, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

July 25, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 25, 2023 VICOR CORPORATION (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 25, 2023 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numb

July 25, 2023 EX-99.1

FINANCIAL NEWS BRIEF

EX-99.1 Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF July 25, 2023 For Immediate Release Vicor Corporation Reports Results for the Second Quarter Ended June 30, 2023 Andover, Mass., July 25, 2023 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the second quarter ended June 30, 2023. These results will be discussed later today at 5:00 p.m. Eastern Time, du

June 26, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 23, 2023 VICOR CORPORATION (

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 23, 2023 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numb

May 3, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SE

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

May 3, 2023 EX-1.01

Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2022

EX-1.01 2 d252084dex101.htm EX-1.01 Exhibit 1.01 Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2022 This Conflict Minerals Report (“CMR”) for the year ended December 31, 2022 is presented to comply with Rule 13p-1 (the “Rule”) under the Securities Exchange Act of 1934 (the “Exchange Act”). The Securities and Exchange Commission (“SEC”) adopted the Rule to implement rep

May 3, 2023 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Vicor Corporation (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporati

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Vicor Corporation (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File No.) (I.R.S. Employer Identification Number) 25 Frontage Road, Andover, Massachusetts 01810 (Address of Principal Executive Offic

April 28, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confide

April 25, 2023 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 25, 2023 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Num

April 25, 2023 EX-99.1

FINANCIAL NEWS BRIEF

EX-99.1 Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF April 25, 2023 For Immediate Release Vicor Corporation Reports Results for the First Quarter Ended March 31, 2023 Andover, Mass., April 25, 2023 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the first quarter ended March 31, 2023. These results will be discussed later today at 5:00 p.m. Eastern Time,

February 28, 2023 EX-10.13

Summary of Compensation Agreement between Vicor Corporation and Andrew D’Amico (19)

EX-10.13 Exhibit 10.13 SUMMARY OF COMPENSATION AGREEMENT BETWEEN VICOR CORPORATION AND ANDREW D’AMICO The following is a description of the compensation agreement between Vicor Corporation (the “Company”) and Andrew D’Amico, provided pursuant to Item 601(b)(10)(iii)(A) of Regulation S-K promulgated by the Securities and Exchange Commission, which requires a written description of a compensatory ag

February 28, 2023 EX-21.1

Subsidiaries of the Company (19)

EX-21.1 EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY Name State or Jurisdiction of Incorporation Vicor GmbH Germany VICR Securities Corporation Massachusetts, USA Vicor France SARL France Vicor Italy SRL Italy Vicor Hong Kong Ltd. Hong Kong Vicor U.K. Ltd. United Kingdom Vicor Japan Company, Ltd. Japan Vicor KK Japan Vicor Trading (Shanghai) Limited China Vicor Development Corporation China Delaware,

February 28, 2023 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 ☐ TRANSITION REPORT PURSUANT TO SECTI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-18277 VICOR CORPORATION (Exact name o

February 23, 2023 EX-99.1

FINANCIAL NEWS BRIEF

EX-99.1 Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF February 23, 2023 For Immediate Release Vicor Corporation Reports Results for the Fourth Quarter and Year Ended December 31, 2022 Andover, MA, February 23, 2023 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the fourth quarter and year ended December 31, 2022. These results will be discussed later toda

February 23, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 23, 2023 VICOR CORPORATI

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 23, 2023 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File

February 13, 2023 SC 13G

VICR / Vicor Corp / Capital International Investors - SEC SCHEDULE 13G Passive Investment

SC 13G 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Vicor Corp. (Name of Issuer) Common Stock (Title of Class of Securities) 925815102 (CUSIP Number) December 30, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate t

February 9, 2023 SC 13G/A

VICR / Vicor Corp / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SC 13G/A 1 tv02191-vicorcorp.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 4)* Name of issuer: Vicor Corp. Title of Class of Securities: Common Stock CUSIP Number: 925815102 Date of Event Which Requires Filing of this Statement: December 30, 2022 Check the appropriate box to designate the rule pur

February 2, 2023 SC 13G/A

VICR / Vicor Corp / VINCIARELLI PATRIZIO - SC 13G/A Passive Investment

SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 28) VICOR CORPORATION (Name of Issuer) Common Stock, Par Value $.01 Per Share (Title of Class of Securities) 925815 10 2 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pur

November 15, 2022 CORRESP

* * * * *

November 15, 2022 Via EDGAR Ms. Claire Erlanger Mr. Kevin Woody Office of Manufacturing Division of Corporation Finance Securities and Exchange Commission 100 F Street, N.E. Washington, D.C. 20549-0306 Re: Vicor Corporation Form 10-K for the Year Ended December 31, 2021 Form 10-Q for the Quarter Ended June 30, 2022 File No. 000-18277 Dear Ms. Erlanger and Mr. Woody: This letter is submitted on beh

November 3, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 ☐ TRANSITION REPORT PURSUANT T

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

October 25, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 25, 2022 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File N

October 25, 2022 EX-99.1

FINANCIAL NEWS BRIEF

Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF October 25, 2022 For Immediate Release Vicor Corporation Reports Results for the Third Quarter Ended September 30, 2022 Andover, MA, October 25, 2022 (GLOBE NEWSWIRE) ? Vicor Corporation (NASDAQ: VICR) today reported financial results for the third quarter ended September 30, 2022. These results will be discussed later today at 5:00 p.m. Eastern Time,

August 3, 2022 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 ☐ TRANSITION REPO

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

July 21, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 21, 2022 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numb

July 21, 2022 EX-99.1

FINANCIAL NEWS BRIEF

Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF July 21, 2022 For Immediate Release Vicor Corporation Reports Results for the Second Quarter Ended June 30, 2022 Andover, MA, July 21, 2022 (GLOBE NEWSWIRE) ? Vicor Corporation (NASDAQ: VICR) today reported financial results for the second quarter ended June 30, 2022. These results will be discussed later today at 5:00 p.m. Eastern Time, during manage

June 24, 2022 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 24, 2022 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numb

May 25, 2022 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Vicor Corporation (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporati

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Vicor Corporation (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Number) (IRS Employer Identification Number ) 25 Frontage Road, Andover, Massachusetts 01810 (Address of Principal Executive Offi

May 25, 2022 EX-1.01

Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2021

EX-1.01 2 d308858dex101.htm EX-1.01 Exhibit 1.01 Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2021 This Conflict Minerals Report (“CMR”) for the year ended December 31, 2021 is presented to comply with Rule 13p-1 (the “Rule”) under the Securities Exchange Act of 1934 (the “Exchange Act”). The Securities and Exchange Commission (“SEC”) adopted the Rule to implement rep

May 5, 2022 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 ☐ TRANSITION REP

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commiss ion File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

April 29, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Ame

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confide

April 21, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 21, 2022 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Num

April 21, 2022 EX-99.1

FINANCIAL NEWS BRIEF

Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF April 21, 2022 For Immediate Release Vicor Corporation Reports Results for the First Quarter Ended March 31, 2022 Andover, MA, April 21, 2022 (GLOBE NEWSWIRE) ? Vicor Corporation (NASDAQ: VICR) today reported financial results for the first quarter ended March 31, 2022. These results will be discussed later today at 5:00 p.m. Eastern Time, during mana

March 1, 2022 EX-21.1

Subsidiaries of the Company (18)

EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY Name State or Jurisdiction of Incorporation Vicor GmbH Germany VICR Securities Corporation Massachusetts, USA Vicor France SARL France Vicor Italy SRL Italy Vicor Hong Kong Ltd. Hong Kong Vicor U.K. Ltd. United Kingdom Vicor Japan Company, Ltd. Japan Vicor KK Japan Vicor Trading (Shanghai) Limited Vicor Development Corporation China Delaware, USA Freedom Po

March 1, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 ☐ TRANSITION REPORT PURSUANT TO SECTI

Table of Contents Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 1, 2022 EX-10.13

Summary of Compensation Agreement between Vicor Corporation and Andrew D’Amico (18)

Exhibit 10.13 SUMMARY OF COMPENSATION AGREEMENT BETWEEN VICOR CORPORATION AND ANDREW D?AMICO The following is a description of the compensation agreement between Vicor Corporation (the ?Company?) and Andrew D?Amico, provided pursuant to Item 601(b)(10)(iii)(A) of Regulation S-K promulgated by the Securities and Exchange Commission, which requires a written description of a compensatory agreement w

February 24, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 24, 2022 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File

February 24, 2022 EX-99.1

FINANCIAL NEWS BRIEF

Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF February 24, 2022 For Immediate Release Vicor Corporation Reports Results for the Fourth Quarter and Year Ended December 31, 2021 Andover, MA, February 24, 2022 (GLOBE NEWSWIRE) ? Vicor Corporation (NASDAQ: VICR) today reported financial results for the fourth quarter and year ended December 31, 2021. These results will be discussed later today at 5:0

February 17, 2022 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 11, 2022 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File

February 10, 2022 SC 13G/A

VICR / Vicor Corp / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 3)* Name of issuer: Vicor Corp. Title of Class of Securities: Common Stock CUSIP Number: 925815102 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ??Rule 13

February 7, 2022 SC 13G/A

VICR / Vicor Corp / VINCIARELLI PATRIZIO - SC 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 27) VICOR CORPORATION (Name of Issuer) Common Stock, Par Value $.01 Per Share (Title of Class of Securities) 925815 10 2 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to

January 27, 2022 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): January 24, 2022 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File N

December 1, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 24, 2021 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File

November 3, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q

Table of Contents Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

October 21, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 21, 2021 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File N

October 21, 2021 EX-99.1

FINANCIAL NEWS BRIEF

Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF October 21, 2021 For Immediate Release Vicor Corporation Reports Results for the Third Quarter Ended September 30, 2021 Andover, MA, October 21, 2021 (GLOBE NEWSWIRE) ? Vicor Corporation (NASDAQ: VICR) today reported financial results for the third quarter ended September 30, 2021. These results will be discussed later today at 5:00 p.m. Eastern Time,

September 14, 2021 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 13, 2021 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-18277 04-2742817 (State or other jurisdiction of incorporation) (Commission Fi

July 30, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 ☐ TRANSITION REPORT PURSUANT TO SEC

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

July 22, 2021 EX-99.1

FINANCIAL NEWS BRIEF

Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF July 22, 2021 For Immediate Release Vicor Corporation Reports Results for the Second Quarter Ended June 30, 2021 Andover, MA, July 22, 2021 (GLOBE NEWSWIRE) ? Vicor Corporation (NASDAQ: VICR) today reported financial results for the second quarter ended June 30, 2021. These results will be discussed later today at 5:00 p.m. Eastern Time, during manage

July 22, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 22, 2021 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numb

June 30, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 1, 2021 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

May 25, 2021 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Vicor Corporation (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporati

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Vicor Corporation (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File No.) (I.R.S. Employer Identification Number) 25 Frontage Road, Andover, Massachusetts 01810 (Address of Principal Executive Offic

May 25, 2021 EX-1.01

Conflict Minerals Report as required by Items 1.01 and 1.02 of this Form.

EX-1.01 2 d162653dex101.htm EX-1.01 Exhibit 1.01 Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2020 This Conflict Minerals Report (“CMR”) for the year ended December 31, 2020 is presented to comply with Rule 13p-1 (the “Rule”) under the Securities Exchange Act of 1934 (the “Exchange Act”). The Securities and Exchange Commission (“SEC”) adopted the Rule to implement rep

May 13, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 7, 2021 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Number

May 13, 2021 EX-10.1

Form of Stock Option Award Agreement under the Vicor Corporation Amended and Restated 2000 Stock Option and Incentive Plan, as amended and restated (17)

Exhibit 10.1 STOCK OPTION AWARD AGREEMENT Effective and as of the date shown below (the ?Grant Date?), you (the ?Award Recipient?) have been awarded a grant (the ?Grant?) of non-qualified stock options to buy the specified number of shares of common stock, par value $0.01 per share (the ?Common Stock?), of Vicor Corporation (the ?Company?) at the ?Exercise Price? per share shown below. Under the t

May 3, 2021 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

April 30, 2021 DEF 14A

- DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confide

April 22, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 22, 2021 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Num

April 22, 2021 EX-99.1

FINANCIAL NEWS BRIEF

Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF April 22, 2021 For Immediate Release Vicor Corporation Reports Results for the First Quarter Ended March 31, 2021 Andover, MA, April 22, 2021 (GLOBE NEWSWIRE) ? Vicor Corporation (NASDAQ: VICR) today reported financial results for the first quarter ended March 31, 2021. These results will be discussed later today at 5:00 p.m. Eastern Time, during mana

April 16, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 16, 2021 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Num

April 6, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 6, 2021 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numb

April 6, 2021 EX-99.1

Vicor Appoints Chief Financial Officer

Exhibit 99.1 Vicor Appoints Chief Financial Officer April 6, 2021 ANDOVER, Mass., April 06, 2021 (GLOBE NEWSWIRE) ? Vicor Corporation (NASDAQ: VICR) today announced the appointment of James F. Schmidt as Chief Financial Officer, effective June 1, 2021. Mr. Schmidt will join the Vicor Board of Directors and serve as the company?s Treasurer and Secretary. Mr. Schmidt joins Vicor from Analog Devices

March 11, 2021 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 11, 2021 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-18277 04-2742817 (State or other jurisdiction of incorporation) (Commission File Number) (I.

March 1, 2021 EX-4.2

Description of Securities Registered under Section 12 of the Exchange Act (16)

EXHIBIT 4.2 DESCRIPTION OF THE REGISTRANT?S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 Vicor Corporation (?Vicor? or the ?Company?) has two classes of common stock outstanding: shares of Common Stock, par value $0.01 per share (?Common Stock?), which are registered pursuant to Section 12(b) of the Securities Exchange Act of 1934, as amended (the ?Exchange A

March 1, 2021 10-K

Annual Report - 10-K

Table of Contents Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 1, 2021 EX-10.13

Summary of Compensation Agreement between Vicor Corporation and Andrew D’Amico (16)

Exhibit 10.13 SUMMARY OF COMPENSATION AGREEMENT BETWEEN VICOR CORPORATION AND ANDREW D?AMICO The following is a description of the compensation agreement between Vicor Corporation (the ?Company?) and Andrew D?Amico, provided pursuant to Item 601(b)(10)(iii)(A) of Regulation S-K promulgated by the Securities and Exchange Commission, which requires a written description of a compensatory agreement w

March 1, 2021 EX-21.1

Subsidiaries of the Company (16)

EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY Name State or Jurisdiction of Incorporation Vicor GmbH Germany VICR Securities Corporation Massachusetts, USA Vicor France SARL France Vicor Italy SRL Italy Vicor Hong Kong Ltd. Hong Kong Vicor U.K. Ltd. United Kingdom Vicor Japan Company, Ltd. Japan Vicor KK Japan Vicor Trading (Shanghai) Limited Vicor Development Corporation China Delaware, USA Freedom Po

February 25, 2021 EX-99.1

Vicor Corporation Reports Results for the Fourth Quarter and Year Ended December 31, 2020

Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF February 25, 2021 For Immediate Release Vicor Corporation Reports Results for the Fourth Quarter and Year Ended December 31, 2020 Andover, MA, February 25, 2021 (GLOBE NEWSWIRE) ? Vicor Corporation (NASDAQ: VICR) today reported financial results for the fourth quarter ended December 31, 2020. Fourth quarter and full year financial results will be disc

February 25, 2021 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 24, 2021 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File

February 10, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 26) VICOR CORPORATION (Name of Issuer) Common Stock, Par Value $.01 Per Share (Title of Class of Securities) (CUSIP Numb

SC 13G/A 1 d73034dsc13ga.htm SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 26) VICOR CORPORATION (Name of Issuer) Common Stock, Par Value $.01 Per Share (Title of Class of Securities) 925815 10 2 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate

February 10, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 2)*

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 2)* Name of issuer: Vicor Corp. Title of Class of Securities: Common Stock CUSIP Number: 925815102 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule 13

October 30, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2020 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

October 27, 2020 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 21, 2020 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File N

October 22, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition - 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 22, 2020 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File N

October 22, 2020 EX-99.1

FINANCIAL NEWS BRIEF

EX-99.1 Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF October 22, 2020 For Immediate Release Vicor Corporation Reports Results for the Third Quarter Ended September 30, 2020 Andover, MA, October 22, 2020 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the third quarter ended September 30, 2020. These results will be discussed later today at 5:00 p.m. Easte

August 4, 2020 S-8

- S-8

S-8 As filed with the Securities and Exchange Commission on August 4, 2020 Registration No.

July 31, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

July 23, 2020 EX-99.1

FINANCIAL NEWS BRIEF

EX-99.1 Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF July 23, 2020 For Immediate Release Vicor Corporation Reports Results for the Second Quarter Ended June 30, 2020 Andover, MA, July 23, 2020 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the second quarter ended June 30, 2020. These results will be discussed later today at 5:00 p.m. Eastern Time, durin

July 23, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 23, 2020 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numb

July 1, 2020 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 26, 2020 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numb

June 23, 2020 DEFA14A

- DEFA14A

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule

June 12, 2020 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 10, 2020 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numb

June 12, 2020 EX-1.1

Underwriting Agreement, dated June 10, 2020, by and between Vicor Corporation and Needham & Company, LLC, as representative of the underwriters named therein.

EX-1.1 Exhibit 1.1 EXECUTION VERSION 1,538,462 Shares Vicor Corporation Common Stock UNDERWRITING AGREEMENT June 10, 2020 NEEDHAM & COMPANY, LLC As Representative of the several Underwriters c/o Needham & Company, LLC 250 Park Avenue New York, New York 10177 Ladies and Gentlemen: Vicor Corporation, a Delaware corporation (the “Company”), proposes to issue and sell 1,538,462 shares (the “Firm Share

June 12, 2020 EX-99.1

Vicor Corporation Announces Pricing of Public Offering of Common Stock

EX-99.1 Exhibit 99.1 Vicor Corporation Announces Pricing of Public Offering of Common Stock ANDOVER, Mass., June 10, 2020 — Vicor Corporation (NASDAQ: VICR), a leading provider of high performance power components and systems, today announced the pricing of its public offering of $100 million of shares of its common stock at a price to the public of $65.00 per share. In addition, the underwriters

June 11, 2020 424B5

Calculation of Registration Fee Amount To Be Registered (1) Maxium Offering Price Per Share Maxium Aggregate Offering Price Amount of Registration Fee (2) 1,769,231 $65.00 $115,000,015 $14,927.00

424B5 Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-239041 Calculation of Registration Fee Amount To Be Registered (1) Maxium Offering Price Per Share Maxium Aggregate Offering Price Amount of Registration Fee (2) 1,769,231 $65.00 $115,000,015 $14,927.00 (1) Includes shares of Common Stock that may be purchased by the underwriters pursuant to their option to purchase addi

June 9, 2020 S-3ASR

- S-3ASR

S-3ASR Table of Contents As filed with the Securities and Exchange Commission on June 9, 2020 Registration No.

June 9, 2020 EX-24

Powers of Attorney.

EX-24 Exhibit 24 POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS, That I Samuel J.

June 9, 2020 424B5

Subject to Completion, dated June 9, 2020

424B5 Table of Contents The information in this preliminary prospectus supplement is not complete and may be changed.

June 4, 2020 EX-99.1

Vicor Corporation Changes 2020 Annual Meeting of Stockholders to Virtual Format

EX-99.1 Exhibit 99.1 Vicor Corporation Changes 2020 Annual Meeting of Stockholders to Virtual Format ANDOVER, MA, June 4, 2020 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today announced its 2020 Annual Meeting of Stockholders (“Annual Meeting”) will be conducted via audio webcast. In response to continued public health precautions associated with the COVID-19 pandemic, the Annual Meeting

June 4, 2020 DEFA14A

- DEFA14A

DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☑ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐

June 4, 2020 EX-3.1

Bylaws, as amended (8)

EX-3.1 Exhibit 3.1 BY-LAWS OF VICOR CORPORATION ARTICLE I - STOCKHOLDERS 1. Annual Meeting. The annual meeting of stockholders (“Annual Meeting”) of Vicor Corporation (the “Corporation”) shall be held on the third Wednesday of April in each year after 1981 (or if that be a legal holiday in the place where the meeting is to be held, on the next succeeding full business day) at the principal office

June 4, 2020 EX-3.2

By-laws, as amended on June 3, 2020 (marked version)

EX-3.2 Exhibit 3.2 BY-LAWS OF VICOR CORPORATION ARTICLE I - STOCKHOLDERS 1. Annual Meeting. The annual meeting of stockholders (“Annual Meeting”) of Vicor Corporation (the “Corporation”) shall be held on the third Wednesday of April in each year after 1981 (or if that be a legal holiday in the place where the meeting is to be held, on the next succeeding full business day) at the principal office

June 4, 2020 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 3, 2020 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numbe

May 27, 2020 SD

- SD

SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Vicor Corporation (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File No.) (I.R.S. Employer Identification Number) 25 Frontage Road, Andover, Massachusetts 01810 (Address of Principal Executive Of

May 27, 2020 EX-1.01

Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2019

EX-1.01 Exhibit 1.01 Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2019 This Conflict Minerals Report (“CMR”) for the year ended December 31, 2019 is presented to comply with Rule 13p-1 (the “Rule”) under the Securities Exchange Act of 1934 (the “Exchange Act”). The Securities and Exchange Commission (“SEC”) adopted the Rule to implement reporting and disclosure requir

May 4, 2020 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2020 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

April 29, 2020 DEF 14A

Definitive Proxy Statement

DEF 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐

April 23, 2020 EX-99.1

FINANCIAL NEWS BRIEF

EX-99.1 Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF April 23, 2020 For Immediate Release Vicor Corporation Reports Results for the First Quarter Ended March 31, 2020 Andover, MA, April 23, 2020 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the first quarter ended March 31, 2020. These results will be discussed later today at 5:00 p.m. Eastern Time, dur

April 23, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 23, 2020 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Num

February 28, 2020 10-K

Annual Report - 10-K

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file number 0-18277 VICOR CORPORA

February 28, 2020 EX-21.1

Subsidiaries of the Company (16)

EX-21.1 EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY Name State or Jurisdiction of Incorporation VI Chip Corporation Delaware, USA VLT, Inc. California, USA Vicor GmbH Germany VICR Securities Corporation Massachusetts, USA Vicor France SARL France Vicor Italy SRL Italy Vicor Hong Kong Ltd. Hong Kong Vicor U.K. Ltd. United Kingdom Vicor Japan Company, Ltd. Japan Vicor KK Japan Vicor Trading (Shanghai)

February 28, 2020 EX-4.2

Exhibit 4.2

EX-4.2 EXHIBIT 4.2 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 Vicor Corporation (“Vicor” or the “Company”) has two classes of common stock outstanding: shares of Common Stock, par value $0.01 per share (“Common Stock”), which are registered pursuant to Section 12(b) of the Securities Exchange Act of 1934, as amended (the “Exc

February 25, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 25, 2020 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File

February 25, 2020 EX-99.1

FINANCIAL NEWS BRIEF

EX-99.1 Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF February 25, 2020 For Immediate Release Vicor Corporation Reports Results for the Fourth Quarter Ended December 31, 2019 Andover, MA, February 25, 2020 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the fourth quarter and year ended December 31, 2019. These results will be discussed later today at 5:00

February 12, 2020 SC 13G/A

VICR / Vicor Corp. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 1)* Name of issuer: Vicor Corp Title of Class of Securities: Common Stock CUSIP Number: 925815102 Date of Event Which Requires Filing of this Statement: December 31, 2019 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule 13d

January 31, 2020 SC 13G/A

VICR / Vicor Corp. / VINCIARELLI PATRIZIO - SC 13G/A Passive Investment

SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 25) VICOR CORPORATION (Name of Issuer) Common Stock, Par Value $.01 Per Share (Title of Class of Securities) 925815 10 2 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pur

October 29, 2019 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2019 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

October 17, 2019 EX-99.1

FINANCIAL NEWS BRIEF

EX-99.1 Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF October 17, 2019 For Immediate Release Vicor Corporation Reports Results for the Third Quarter Ended September 30, 2019 Andover, MA, October 17, 2019 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the third quarter and nine months ended September 30, 2019. These results will be discussed later today at

October 17, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 17, 2019 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File N

July 31, 2019 10-Q

Quarterly Report - 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2019 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

July 26, 2019 EX-10.1

VI Chip Corporation Amended and Restated 2007 Stock Option and Incentive Plan, as Amended and Restated (15)

EX-10.1 Exhibit 10.1 VI Chip Corporation Amended and Restated 2007 Stock Option and Incentive Plan (as Assumed by Vicor Corporation) SECTION 1. History; General Purpose of the Plan; Definitions The name of the plan is the VI Chip Corporation Amended and Restated 2007 Stock Option and Incentive Plan (the “Plan”). The Plan and all outstanding Awards were assumed by Vicor Corporation on June 28, 2019

July 26, 2019 EX-24.1

Powers of Attorney

EX-24.1 Exhibit 24.1 POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS, That I Samuel J. Anderson hereby constitute and appoint Patrizio Vinciarelli and James A. Simms, and each of them individually, my true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for me and in my name, place and stead, in any and all capacities, to sign my name as a director o

July 26, 2019 S-8

VICR / Vicor Corp. S-8 - - S-8

S-8 As filed with the Securities and Exchange Commission on July 26, 2019 Registration No.

July 25, 2019 EX-99.1

FINANCIAL NEWS BRIEF

EX-99.1 2 d768802dex991.htm EX-99.1 Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF July 25, 2019 For Immediate Release Vicor Corporation Reports Results for the Second Quarter Ended June 30, 2019 Andover, MA, July 25, 2019 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the second quarter and six months ended June 30, 2019. These results will be discussed l

July 25, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 25, 2019 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File

July 1, 2019 8-K

Submission of Matters to a Vote of Security Holders

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 28, 2019 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File

May 24, 2019 EX-1.01

Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2018

EX-1.01 Exhibit 1.01 Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2018 This Conflict Minerals Report (“CMR”) for the year ended December 31, 2018 is presented to comply with Rule 13p-1 (the “Rule”) under the Securities Exchange Act of 1934 (the “Exchange Act”). The Securities and Exchange Commission (“SEC”) adopted the Rule to implement reporting and disclosure requir

May 24, 2019 SD

VICR / Vicor Corp. SD - - FORM SD

FORM SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Vicor Corporation (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File No.) (I.R.S. Employer Identification Number) 25 Frontage Road, Andover, Massachusetts 01810 (Address of Principal Executi

April 30, 2019 DEF 14A

VICR / Vicor Corp. DEF 14A DEF 14A

DEF 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☑ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐

April 30, 2019 10-Q

Quarterly Report - 10-Q

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2019 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

April 23, 2019 EX-99.1

FINANCIAL NEWS BRIEF

EX-99.1 2 d736981dex991.htm EX-99.1 Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF April 23, 2019 For Immediate Release Vicor Corporation Reports Results for the First Quarter Ended March 31, 2019 Andover, MA, April 23, 2019 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the first quarter ended March 31, 2019. These results will be discussed later today at

April 23, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 23, 2019 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File

February 28, 2019 10-K

Form 10-K

10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 28, 2019 EX-21.1

Subsidiaries of the Company (15)

EX-21.1 EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY Name State or Jurisdiction of Incorporation VI Chip Corporation Delaware, USA VLT, Inc. California, USA Vicor GmbH Germany VICR Securities Corporation Massachusetts, USA Vicor France SARL France Vicor Italy SRL Italy Vicor Hong Kong Ltd. Hong Kong Vicor U.K. Ltd. United Kingdom Vicor B.V. Netherlands Vicor Japan Company, Ltd. Japan Vicor KK Japan Vi

February 26, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 26, 2019 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission F

February 26, 2019 EX-99.1

FINANCIAL NEWS BRIEF

EX-99.1 2 d592153dex991.htm EX-99.1 Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF February 26, 2019 For Immediate Release Vicor Corporation Reports Results for the Fourth Quarter Ended December 31, 2018 Andover, MA, February 26, 2019 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the fourth quarter and year ended December 31, 2018. These results will be d

February 12, 2019 SC 13G

VICR / Vicor Corp. / VANGUARD GROUP INC Passive Investment

vicorcorp.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 0 )* Name of issuer: Vicor Corp Title of Class of Securities: Common Stock CUSIP Number: 925815102 Date of Event Which Requires Filing of this Statement: December 31, 2018 Check the appropriate box to designate th

February 12, 2019 SC 13G/A

VICR / Vicor Corp. / ASHFORD CAPITAL MANAGEMENT INC - VICOR CORPORATION - SCHEDULE 13G/A - AMENDMENT NO. 4 Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 4)* Vicor Corporation (Name of Issuer) Common Stock, $0.01 Par Value Per Share (Title of Class of Securities) 925815102 (CUSIP Number) December 31, 2018 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule

February 4, 2019 SC 13G/A

VICR / Vicor Corp. / VINCIARELLI PATRIZIO - SC 13G/A Passive Investment

SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 24) VICOR CORPORATION (Name of Issuer) Common Stock, Par Value $.01 Per Share (Title of Class of Securities) 925815 10 2 (CUSIP Number) December 31, 2018 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pur

October 26, 2018 10-Q

VICR / Vicor Corp. 10-Q (Quarterly Report)

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2018 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

October 16, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 16, 2018 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commissi

October 16, 2018 EX-99.1

FINANCIAL NEWS BRIEF

EX-99.1 Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF October 16, 2018 For Immediate Release Vicor Corporation Reports Results for the Third Quarter Ended September 30, 2018 Andover, MA, October 16, 2018 (GLOBE NEWSWIRE) — Vicor Corporation (NASDAQ: VICR) today reported financial results for the third quarter and nine months ended September 30, 2018. These results will be discussed on October 18,

July 31, 2018 10-Q

VICR / Vicor Corp. FORM 10-Q (Quarterly Report)

Form 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2018 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

July 24, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): July 24, 2018 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission

July 24, 2018 EX-99.1

FINANCIAL NEWS BRIEF

EX-99.1 2 d575527dex991.htm EX-99.1 Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF July 24, 2018 For Immediate Release Vicor Corporation Reports Results for the Second Quarter Ended June 30, 2018 Andover, MA, July 24, 2018 (GLOBE NEWSWIRE) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the second quarter and six months ended June 30, 2018. These results will be discussed l

June 18, 2018 8-K

Submission of Matters to a Vote of Security Holders

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 15, 2018 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission

June 7, 2018 S-8

VICR / Vicor Corp. S-8

S-8 As filed with the Securities and Exchange Commission on June 7, 2018 Registration No.

June 7, 2018 EX-10.1

Picor Corporation Amended and Restated 2001 Stock Option and Incentive Plan, as amended and restated

EX-10.1 3 d508067dex101.htm EX-10.1 Exhibit 10.1 PICOR CORPORATION AMENDED AND RESTATED 2001 STOCK OPTION AND INCENTIVE PLAN SECTION 1. History; General Purpose of the Plan. (a) History. The name of the plan is the Picor Corporation Amended and Restated 2001 Stock Option and Incentive Plan (the “Plan”). The Plan was assumed and restated by Vicor Corporation on May 30, 2018 (the “Assumption Date”),

June 7, 2018 EX-24.1

Powers of Attorney

EX-24.1 Exhibit 24.1 POWER OF ATTORNEY KNOW ALL PERSONS BY THESE PRESENTS, That I Samuel J. Anderson hereby constitute and appoint Patrizio Vinciarelli and James A. Simms, and each of them individually, my true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for me and in my name, place and stead, in any and all capacities, to sign my name as a director o

June 5, 2018 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Unregistered Sales of Equity Securities, Financial Statements and Exhibits

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 30, 2018 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File N

June 5, 2018 EX-10.1

Picor Corporation Amended and Restated 2001 Stock Option and Incentive Plan, dated May 30, 2018 (14)

EX-10.1 Exhibit 10.1 PICOR CORPORATION AMENDED AND RESTATED 2001 STOCK OPTION AND INCENTIVE PLAN SECTION 1. History; General Purpose of the Plan. (a) History. The name of the plan is the Picor Corporation Amended and Restated 2001 Stock Option and Incentive Plan (the “Plan”). The Plan was assumed and restated by Vicor Corporation on May 30, 2018 (the “Assumption Date”), pursuant to the terms of th

May 24, 2018 EX-1.01

Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2017

EX-1.01 2 d561236dex101.htm EX-1.01 Exhibit 1.01 Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2017 This Conflict Minerals Report (“CMR”) for the year ended December 31, 2017 is presented to comply with Rule 13p-1 (the “Rule”) under the Securities Exchange Act of 1934 (the “Exchange Act”). The Securities and Exchange Commission (“SEC”) adopted the Rule to implement rep

May 24, 2018 SD

VICR / Vicor Corp. SD

SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Vicor Corporation (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File No.) (I.R.S. Employer Identification Number) 25 Frontage Road, Andover, Massachusetts 01810 (Address of Principal Executive Of

May 1, 2018 10-Q

VICR / Vicor Corp. 10-Q (Quarterly Report)

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2018 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

April 30, 2018 DEF 14A

VI Chip Corporation Amended and Restated 2007 Stock Option and Incentive Plan (11)

DEF 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☑ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐

April 24, 2018 EX-99.1

FINANCIAL NEWS BRIEF

EX-99.1 2 d576796dex991.htm EX-99.1 Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF April 24, 2018 For Immediate Release Vicor Corporation Reports Results for the First Quarter Ended March 31, 2018 Andover, MA, April 24, 2018 (GLOBE NEWSWIRE) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the first quarter ended March 31, 2018. These results will be discussed later today at

April 24, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 24, 2018 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File

March 9, 2018 EX-21.1

Subsidiaries of the Company (11)

EX-21.1 EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY Name State or Jurisdiction of Incorporation Picor Corporation Delaware, USA VI Chip Corporation Delaware, USA VLT, Inc. California, USA Vicor GmbH Germany VICR Securities Corporation Massachusetts, USA Vicor France SARL France Vicor Italy SRL Italy Vicor Hong Kong Ltd. Hong Kong Vicor U.K. Ltd. United Kingdom Vicor B.V. Netherlands Vicor Japan Compa

March 9, 2018 10-K

VICR / Vicor Corp. 10-K (Annual Report)

10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 22, 2018 EX-99.1

Vicor Corporation Reports Results for the Fourth Quarter and Year Ended December 31, 2017

EX-99.1 Exhibit 99.1 Vicor Corporation Reports Results for the Fourth Quarter and Year Ended December 31, 2017 Andover, MA, February 22, 2018 (GLOBE NEWSWIRE) ? Vicor Corporation (NASDAQ: VICR) today reported financial results for the fourth quarter and year ended December 31, 2017. These results will be discussed later today at 5:00 p.m. Eastern Time, during management?s quarterly investor confer

February 22, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 22, 2018 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commiss

February 12, 2018 SC 13G/A

VICR / Vicor Corp. / ASHFORD CAPITAL MANAGEMENT INC - SCHEDULE 13G/A - AMENDMENT NO. 3 Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 3)* Vicor Corporation (Name of Issuer) Common Stock, $0.01 Par Value Per Share (Title of Class of Securities) 925815102 (CUSIP Number) December 31, 2017 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule

January 30, 2018 SC 13G/A

VICR / Vicor Corp. / VINCIARELLI PATRIZIO - SCHEDULE 13G AMENDMENT NO. 23 Passive Investment

Schedule 13G Amendment No. 23 SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 23) VICOR CORPORATION (Name of Issuer) Common Stock, Par Value $.01 Per Share (Title of Class of Securities) 925815 10 2 (CUSIP Number) December 31, 2017 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to d

October 31, 2017 10-Q

VICR / Vicor Corp. 10-Q (Quarterly Report)

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2017 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

October 24, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 24, 2017 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission Fi

October 24, 2017 EX-99.1

FINANCIAL NEWS BRIEF

EX-99.1 Exhibit 99.1 NEWS RELEASE FINANCIAL NEWS BRIEF October 24, 2017 For Immediate Release Vicor Corporation Reports Results for the Third Quarter Ended September 30, 2017 Andover, MA, October 24, 2017 (GLOBE NEWSWIRE) ? Vicor Corporation (NASDAQ: VICR) today reported financial results for the third quarter and nine months ended September 30, 2017. These results will be discussed later today at

August 30, 2017 CORRESP

Vicor ESP

CORRESP August 30, 2017 Via EDGAR Mr. Martin James Senior Assistant Chief Accountant Office of Electronics and Machinery Securities and Exchange Commission Mail Stop 3030 100 F Street, N.E. Washington, D.C. 20549-0306 Re: Vicor Corporation Form 10-K for the Fiscal Year Ended December 31, 2016 Filed March 7, 2017 File No. 000-18277 Dear Mr. James: This letter is submitted on behalf of Vicor Corpora

August 7, 2017 S-8

Vicor S-8

S-8 As filed with the Securities and Exchange Commission on August 7, 2017 Registration No.

July 31, 2017 10-Q

VICR / Vicor Corp. FORM 10-Q (Quarterly Report)

Form 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ☑ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2017 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

July 27, 2017 EX-99

ANDOVER, MA -- (Marketwired - July 27, 2017) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the second quarter and six months ended June 30, 2017. These results will be discussed later today at 5:00 p.m. Eastern Time, during

Exhibit 99.1 Vicor Corporation Reports Results for the Second Quarter Ended June 30, 2017 ANDOVER, MA - (Marketwired - July 27, 2017) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the second quarter and six months ended June 30, 2017. These results will be discussed later today at 5:00 p.m. Eastern Time, during management's quarterly investor conference call. The details

July 27, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

8-K 1 vicor8k.htm VICOR CORPORATION 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report: July 27, 2017 (Date of earliest event reported) Vicor Corporation (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation)

June 20, 2017 8-K

Submission of Matters to a Vote of Security Holders

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 16, 2017 VICOR CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File

May 26, 2017 EX-1.01

Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2016

EX-1.01 2 d394470dex101.htm EX-1.01 Exhibit 1.01 Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2016 This Conflict Minerals Report (“CMR”) for the year ended December 31, 2016 is presented to comply with Rule 13p-1 (the “Rule”) under the Securities Exchange Act of 1934 (the “Exchange Act”). The Securities and Exchange Commission (“SEC”) adopted the Rule to implement rep

May 26, 2017 SD

Vicor SD

SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Vicor Corporation (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File No.) (I.R.S. Employer Identification Number) 25 Frontage Road, Andover, Massachusetts 01810 (Address of Principal Executive Of

May 1, 2017 DEF 14A

Vicor Corporation Amended and Restated 2000 Stock Option and Incentive Plan, as amended and restated (4)

DEF 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ?

April 28, 2017 10-Q

Vicor FORM 10-Q (Quarterly Report)

Form 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2017 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

April 26, 2017 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 25, 2017 VICOR CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Num

April 25, 2017 EX-99

ANDOVER, MA -- (Marketwired - April 25, 2017) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the first quarter ended March 31, 2017. These results will be discussed later today at 5:00 p.m. Eastern Time, during management's q

Exhibit 99.1 Vicor Corporation Reports Results for the First Quarter Ended March 31, 2017 ANDOVER, MA - (Marketwired - April 25, 2017) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the first quarter ended March 31, 2017. These results will be discussed later today at 5:00 p.m. Eastern Time, during management's quarterly investor conference call. The details for the call a

April 25, 2017 8-K

Vicor VICOR CORPORATION 8-K (Current Report/Significant Event)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report: April 25, 2017 (Date of earliest event reported) Vicor Corporation (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 0-18277 (Commission File Number) 04-274

March 7, 2017 10-K

Vicor 10-K (Annual Report)

10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 7, 2017 EX-21.1

SUBSIDIARIES OF THE COMPANY Name State or Jurisdiction of Incorporation Picor Corporation Delaware, USA VI Chip Corporation Delaware, USA VLT, Inc. California, USA Vicor GmbH Germany VICR Securities Corporation Massachusetts, USA Vicor France SARL Fr

EX-21.1 EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY Name State or Jurisdiction of Incorporation Picor Corporation Delaware, USA VI Chip Corporation Delaware, USA VLT, Inc. California, USA Vicor GmbH Germany VICR Securities Corporation Massachusetts, USA Vicor France SARL France Vicor Italy SRL Italy Vicor Hong Kong Ltd. Hong Kong Vicor U.K. Ltd. United Kingdom Vicor B.V. Netherlands Vicor Japan Compa

February 23, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report: February 23, 2017 (Date of earliest event reported) Vicor Corporation (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 0-18277 (Commission File Number) 04-

February 23, 2017 EX-99

ANDOVER, MA -- (Marketwired - February 23, 2017) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the fourth quarter and year ended December 31, 2016. These results will be discussed later today at 5:00 p.m. Eastern Time, durin

Exhibit 99.1 Vicor Corporation Reports Results for the Fourth Quarter and Year Ended December 31, 2016 ANDOVER, MA - (Marketwired - February 23, 2017) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the fourth quarter and year ended December 31, 2016. These results will be discussed later today at 5:00 p.m. Eastern Time, during management's quarterly investor conference cal

February 14, 2017 SC 13G/A

VICR / Vicor Corp. / ASHFORD CAPITAL MANAGEMENT INC - SCHEDULE 13G/A - AMENDMENT NO. 2 Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 2)* Vicor Corporation (Name of Issuer) Common Stock, $0.01 Par Value Per Share (Title of Class of Securities) 925815102 (CUSIP Number) December 31, 2016 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule

January 30, 2017 SC 13G/A

VICR / Vicor Corp. / VINCIARELLI PATRIZIO - SC 13G/A (AMENDMENT NO. 22) Passive Investment

SC 13G/A (AMENDMENT NO. 22) SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 22) VICOR CORPORATION (Name of Issuer) Common Stock, Par Value $.01 Per Share (Title of Class of Securities) 925815 10 2 (CUSIP Number) December 31, 2016 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to des

October 28, 2016 10-Q

Vicor FORM 10-Q (Quarterly Report)

Form 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2016 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

October 25, 2016 8-K

Vicor VICOR CORPORATION 8-K (Current Report/Significant Event)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report: October 25, 2016 (Date of earliest event reported) Vicor Corporation (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 0-18277 (Commission File Number) 04-2

October 25, 2016 EX-99

ANDOVER, MA -- (Marketwired - October 25, 2016) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the third quarter and nine months ended September 30, 2016. These results will be discussed later today at 5:00 p.m. Eastern Time,

Exhibit 99.1 Vicor Corporation Reports Results for the Third Quarter Ended September 30, 2016 ANDOVER, MA - (Marketwired - October 25, 2016) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the third quarter and nine months ended September 30, 2016. These results will be discussed later today at 5:00 p.m. Eastern Time, during management's quarterly investor conference call.

July 29, 2016 10-Q

Vicor FORM 10-Q (Quarterly Report)

Form 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2016 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

July 26, 2016 8-K

Vicor VICOR CORPORATION 8-K (Current Report/Significant Event)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report: July 26, 2016 (Date of earliest event reported) Vicor Corporation (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 0-18277 (Commission File Number) 04-2742

July 26, 2016 EX-99

ANDOVER, MA -- (Marketwired - July 26, 2016) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the second quarter and six months ended June 30, 2016. These results will be discussed later today at 5:00 p.m. Eastern Time, during

Exhibit 99.1 Vicor Corporation Reports Results for the Second Quarter Ended June 30, 2016 ANDOVER, MA - (Marketwired - July 26, 2016) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the second quarter and six months ended June 30, 2016. These results will be discussed later today at 5:00 p.m. Eastern Time, during management's quarterly investor conference call. The details

June 20, 2016 8-K

Vicor 8-K (Current Report/Significant Event)

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 17, 2016 VICOR CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numb

May 26, 2016 EX-1.01

Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2015

EX-1.01 Exhibit 1.01 Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2015 This Conflict Minerals Report (?CMR?) for the year ended December 31, 2015 is presented to comply with Rule 13p-1 (the ?Rule?) under the Securities Exchange Act of 1934 (the ?Exchange Act?). The Securities and Exchange Commission (?SEC?) adopted the Rule to implement reporting and disclosure requir

May 26, 2016 SD

Vicor FORM SD

Form SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Vicor Corporation (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File No.) (I.R.S. Employer Identification Number) 25 Frontage Road, Andover, Massachusetts 01810 (Address of Principal Executi

April 29, 2016 DEF 14A

Vicor DEF 14A

DEF 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ?

April 29, 2016 10-Q

Vicor FORM 10-Q (Quarterly Report)

Form 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2016 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

April 26, 2016 EX-99

ANDOVER, MA -- (Marketwired - April 26, 2016) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the first quarter ended March 31, 2016. These results will be discussed later today at 5:00 p.m. Eastern Time, during management's q

Exhibit 99.1 Vicor Corporation Reports Results for the First Quarter Ended March 31, 2016 ANDOVER, MA - (Marketwired - April 26, 2016) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the first quarter ended March 31, 2016. These results will be discussed later today at 5:00 p.m. Eastern Time, during management's quarterly investor conference call. The details for the call a

April 26, 2016 8-K

Vicor VICOR CORPORATION 8-K (Current Report/Significant Event)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report: April 26, 2016 (Date of earliest event reported) Vicor Corporation (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 0-18277 (Commission File Number) 04-274

April 8, 2016 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers

8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): April 8, 2016 VICOR CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File Numb

March 8, 2016 EX-21.1

SUBSIDIARIES OF THE COMPANY Name State or Jurisdiction of Incorporation Picor Corporation Delaware, USA VI Chip Corporation Delaware, USA VLT, Inc. California, USA Vicor GmbH Germany VICR Securities Corporation Massachusetts, USA Vicor France SARL Fr

EX-21.1 EXHIBIT 21.1 SUBSIDIARIES OF THE COMPANY Name State or Jurisdiction of Incorporation Picor Corporation Delaware, USA VI Chip Corporation Delaware, USA VLT, Inc. California, USA Vicor GmbH Germany VICR Securities Corporation Massachusetts, USA Vicor France SARL France Vicor Italy SRL Italy Vicor Hong Kong Ltd. Hong Kong Vicor U.K. Ltd. United Kingdom Vicor B.V. Netherlands Vicor Japan Compa

March 8, 2016 10-K

Vicor FORM 10-K (Annual Report)

Form 10-K Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 25, 2016 EX-99

ANDOVER, MA -- (Marketwired - February 25, 2016) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the fourth quarter and year ended December 31, 2015. These results will be discussed later today at 5:00 p.m. Eastern Time, durin

Exhibit 99.1 Vicor Corporation Reports Results for the Fourth Quarter and Year Ended December 31, 2015 ANDOVER, MA - (Marketwired - February 25, 2016) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the fourth quarter and year ended December 31, 2015. These results will be discussed later today at 5:00 p.m. Eastern Time, during management's quarterly investor conference cal

February 25, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report: February 25, 2016 (Date of earliest event reported) Vicor Corporation (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 0-18277 (Commission File Number) 04-

February 12, 2016 SC 13G/A

VICR / Vicor Corp. / ASHFORD CAPITAL MANAGEMENT INC - VICOR CORPORATION - AMEND. #1 Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 1)* Vicor Corporation (Name of Issuer) Common Stock, $0.01 Par Value Per Share (Title of Class of Securities) 925815102 (CUSIP Number) December 31, 2015 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to w

February 5, 2016 SC 13G/A

VICR / Vicor Corp. / VINCIARELLI PATRIZIO - SC 13G/A Passive Investment

SC 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G/A Under the Securities Exchange Act of 1934 (Amendment No. 21) VICOR CORPORATION (Name of Issuer) Common Stock, Par Value $.01 Per Share (Title of Class of Securities) 925815 10 2 (CUSIP Number) December 31, 2015 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pur

October 29, 2015 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q

10-Q 1 d18988d10q.htm 10-Q UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2015 ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277

October 27, 2015 8-K

Vicor VICOR CORPORATION 8-K (Current Report/Significant Event)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report: October 27, 2015 (Date of earliest event reported) Vicor Corporation (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 0-18277 (Commission File Number) 04-2

October 27, 2015 EX-99

ANDOVER, MA -- (Marketwired - October 27, 2015) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the third quarter and nine months ended September 30, 2015. These results will be discussed later today at 5:00 p.m. Eastern Time,

EX-99 2 vicorcorporation.htm PRESS RELEASE Exhibit 99.1 Vicor Corporation Reports Results for the Third Quarter Ended September 30, 2015 ANDOVER, MA - (Marketwired - October 27, 2015) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the third quarter and nine months ended September 30, 2015. These results will be discussed later today at 5:00 p.m. Eastern Time, during manage

July 30, 2015 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q

10-Q 1 d27803d10q.htm FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q x QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2015 ¨ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission Fi

July 28, 2015 EX-99

ANDOVER, MA -- (Marketwired - July 28, 2015) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the second quarter and six months ended June 30, 2015. These results will be discussed later today at 5:00 p.m. Eastern Time, during

Exhibit 99.1 Vicor Corporation Reports Results for the Second Quarter Ended June 30, 2015 ANDOVER, MA - (Marketwired - July 28, 2015) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the second quarter and six months ended June 30, 2015. These results will be discussed later today at 5:00 p.m. Eastern Time, during management's quarterly investor conference call. The details

July 28, 2015 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report: July 28, 2015 (Date of earliest event reported) Vicor Corporation (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 0-18277 (Commission File Number) 04-2742

June 22, 2015 8-K

Vicor FORM 8-K (Current Report/Significant Event)

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 19, 2015 VICOR CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File

May 15, 2015 SD

Vicor FORM SD

Form SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form SD SPECIALIZED DISCLOSURE REPORT Vicor Corporation (Exact Name of Registrant as Specified in Charter) Delaware 0-18277 04-2742817 (State or Other Jurisdiction of Incorporation) (Commission File No.) (I.R.S. Employer Identification Number) 25 Frontage Road, Andover, Massachusetts 01810 (Address of Principal Executi

May 15, 2015 EX-1.01

Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2014

EX-1.01 2 d926886dex101.htm EX-1.01 Exhibit 1.01 Vicor Corporation Conflict Minerals Report for the Year Ended December 31, 2014 This Conflict Minerals Report (“CMR”) for the year ended December 31, 2014 is presented to comply with Rule 13p-1 under the Securities Exchange Act of 1934 (the “Rule”). The Securities and Exchange Commission (“SEC”) adopted the Rule to implement reporting and disclosure

April 30, 2015 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 FORM 10-Q ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2015 ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from Commission File Number 0-18277 VICOR CORPORATION (Exact name of registrant as specified in its charter) Delaware 04-2742817 (State of Incorporation) (I.

April 30, 2015 DEF 14A

Vicor DEF 14A

DEF 14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A (Rule 14a-101) Information Required in Proxy Statement Schedule 14A Information Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a Party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ?

April 28, 2015 EX-99

ANDOVER, MA -- (Marketwired - April 28, 2015) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the first quarter ended March 31, 2015. These results will be discussed later today at 5:00 p.m. Eastern Time, during management's q

Exhibit 99.1 Vicor Corporation Reports Results for the First Quarter Ended March 31, 2015 ANDOVER, MA - (Marketwired - April 28, 2015) - Vicor Corporation (NASDAQ: VICR) today reported financial results for the first quarter ended March 31, 2015. These results will be discussed later today at 5:00 p.m. Eastern Time, during management's quarterly investor conference call. The details for the call a

April 28, 2015 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report: April 28, 2015 (Date of earliest event reported) Vicor Corporation (Exact name of registrant as specified in its charter) Delaware (State or other jurisdiction of incorporation) 0-18277 (Commission File Number) 04-274

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