ULBI / Ultralife Corporation - Документы SEC, Годовой отчет, Доверенное заявление

Корпорация Ультралайф
US ˙ NasdaqGM ˙ US9038991025

Основная статистика
LEI 529900NVAFLKA00F3U05
CIK 875657
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 Ultralife Corporation
SEC Filings (Chronological Order)
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August 27, 2025 8-K

UNITED STATES

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 August 22, 2025 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employ

August 27, 2025 EX-16.1

August 25, 2025

Exhibit 16.1 August 25, 2025 Securities and Exchange Commission 100 F Street, N.E. Washington, DC 20549-7561 Dear Sirs: We have read Ultralife Corporation’s statements included under Item 4.01 of its Form 8-K dated August 22, 2025, and are in agreement with the statements contained therein concerning our firm in response to Item 304(a) of Regulation S-K. Sincerely, /s/ Freed Maxick, P.C. Freed Max

August 7, 2025 EX-99.1

Ultralife Corporation Reports Second Quarter Results

Exhibit 99.1 Ultralife Corporation Reports Second Quarter Results NEWARK, N.Y. – August 7, 2025 - Ultralife Corporation (NASDAQ: ULBI) reported operating results for the second quarter ended June 30, 2025 with the following results: ● Sales of $48.6 million increased 13.0% from $43.0 million for the second quarter of 2024; excluding Electrochem, sales of $39.3 million declined 8.7% due to a 57.2%

August 7, 2025 8-K

UNITED STATES

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 August 7, 2025 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employe

August 7, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 OR ☐ 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: 0-20852 ULTRALIFE CO

July 17, 2025 8-K

UNITED STATES

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 July 16, 2025 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

May 28, 2025 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Ultralife Corporation (Exact name of Registrant as specified in its charter) (Jurisdiction of incorporation or organization) (Commission fil

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Ultralife Corporation (Exact name of Registrant as specified in its charter) Delaware (Jurisdiction of incorporation or organization) 000-20852 (Commission file number) 2000 Technology Parkway, Newark, New York 14513 (Address of principal executive offices) Philip A. Fain 315-210-6110 (Nam

May 28, 2025 EX-1.01

Ultralife Corporation Conflict Minerals Report for the reporting period from January 1, 2024 to December 31, 2024

Exhibit 1.01 Ultralife Corporation Conflict Minerals Report for the Reporting Period from January 1, 2024 to December 31, 2024 Introduction Ultralife Corporation has prepared this Conflict Minerals Report (“Report”) for the reporting period from January 1, 2024 to December 31, 2024, as required by Rule 13p-1 under the Securities Exchange Act of 1934 (the "Rule"). Terms used and not defined in this

May 27, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 ☒ Definitive Proxy Statement (as permitted

May 27, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 ☐ Definitive Proxy Statement (as permitted

May 12, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 OR ☐ 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: 0-20852 ULTRALIFE C

May 9, 2025 EX-99.1

Ultralife Corporation Reports First Quarter Results

Exhibit 99.1 Ultralife Corporation Reports First Quarter Results NEWARK, N.Y. – May 9, 2025 - Ultralife Corporation (NASDAQ: ULBI) reported operating results for the first quarter ended March 31, 2025 with the following highlights: ● Sales of $50.7 million compared to $41.9 million for the 2024 first quarter, including a 32.4% increase for Batteries & Energy Products and a 36.2% decrease in Commun

May 9, 2025 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 May 9, 2025 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer I

April 28, 2025 EX-97.2

Ultralife Corporation Insider Trading Compliance Policy

Exhibit 97.2 ULTRALIFE CORPORATION INSIDER TRADING COMPLIANCE POLICY Summary Federal Securities Laws prohibit persons from purchasing or selling the securities of a company when they are in possession of material non-public information about the company. A person who purchases or sells the securities of a company when in possession of material non-public information about that company is guilty of

April 28, 2025 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR ☐ 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 0-208

April 1, 2025 10-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 OR ☐ 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: 0-20852 ULTRALIFE CORPOR

April 1, 2025 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 April 1, 2025 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

April 1, 2025 EX-21

SUBSIDIARIES

Exhibit 21 SUBSIDIARIES We have a 100% ownership interest in ABLE New Energy Co., Limited, incorporated in Hong Kong, which has a 100% ownership interest in ABLE New Energy Co., Ltd, incorporated in the People’s Republic of China. We have a 100% ownership interest in Ultralife Batteries (UK) LTD, incorporated in the United Kingdom. Through our ownership interest in Ultralife UK LTD, we have a 100%

April 1, 2025 EX-99.1

Ultralife Corporation Reports Fourth Quarter Results Acquisition of Electrochem Completed and Integration Has Commenced

Exhibit 99.1 Ultralife Corporation Reports Fourth Quarter Results Acquisition of Electrochem Completed and Integration Has Commenced NEWARK, N.Y. – April 1, 2025 - Ultralife Corporation (NASDAQ: ULBI) reported operating results for the fourth quarter and full year ended December 31, 2024 as follows: Fourth Quarter: ● Sales of $43.9 million compared to $44.5 million for the 2023 fourth quarter, inc

March 7, 2025 NT 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 12b-25 NOTIFICATION OF LATE FILING (Check One): ☒Form 10-K ☐ Form 20-F ☐ Form 11-K ☐ Form 10-Q ☐Form 10-D ☐ Form N-CEN ☐ Form N-CSR For Period Ended: December 31, 2024 ☐Transition Report on Form 10-K ☐Transition Report on Form 20-F ☐Transition Report on Form 11-K ☐Transition Report on Form 10-K For the Transition Period E

January 16, 2025 EX-99.4

UNAUDITED PRO FORMA COMBINED FINANCIAL INFORMATION

Exhibit 99.4 UNAUDITED PRO FORMA COMBINED FINANCIAL INFORMATION On October 31, 2024, Ultralife Corporation, a Delaware corporation (“Ultralife” or the “Company”), completed the acquisition of all the issued and outstanding shares of Electrochem Solutions, Inc., a Massachusetts corporation (“Electrochem”) for $48.0 million in cash (the “Acquisition”). The unaudited pro forma combined statements of

January 16, 2025 EX-99.2

Electrochem Solutions, Inc. (A Carve-Out Business of Integer Holdings Corp.) Combined Financial Statements As of and for the year ended December 31, 2023

Exhibit 99.2 Electrochem Solutions, Inc. (A Carve-Out Business of Integer Holdings Corp.) Combined Financial Statements As of and for the year ended December 31, 2023 Table of Contents Report of Independent Auditors i Combined Balance Sheet 1 Combined Statement of Operations 2 Combined Statement of Changes in Parent Equity 3 Combined Statement of Cash Flow 4 Notes to the Combined Financial Stateme

January 16, 2025 8-K/A

Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A (Amendment No. 1) CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 October 31, 2024 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission Fil

January 16, 2025 EX-99.3

Electrochem Solutions, Inc. (A Carve-Out Business of Integer Holdings Corp.) Unaudited Combined Financial Statements As of and for the nine-month period ended September 27, 2024

Exhibit 99.3 Electrochem Solutions, Inc. (A Carve-Out Business of Integer Holdings Corp.) Unaudited Combined Financial Statements As of and for the nine-month period ended September 27, 2024 Table of Contents Combined Balance Sheet 1 Combined Statement of Operations 2 Combined Statement of Changes in Parent Equity 3 Combined Statement of Cash Flow 4 Notes to the Combined Financial Statements 5 Ele

November 12, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 OR ☐ 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: 0-20852 ULTRALI

November 8, 2024 EX-99.1

Ultralife Corporation Reports Third Quarter Results

Exhibit 99.1 Ultralife Corporation Reports Third Quarter Results NEWARK, N.Y. – November 8, 2024 - Ultralife Corporation (NASDAQ: ULBI) reported operating results for the third quarter ended September 30, 2024 as follows: ● Sales of $35.7 million compared to $39.5 million for the 2023 third quarter, including 1.9% growth in Battery & Energy Products sales and a 58.2% decrease in Communications Sys

November 8, 2024 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 November 8, 2024 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORA

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 November 8, 2024 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Emplo

November 6, 2024 EX-10.4

Supply Agreement dated as of October 31, 2024 **

Exhibit 10.4 SUPPLY AGREEMENT This SUPPLY AGREEMENT (the “Agreement”), dated as of October 31, 2024 (the “Effective Date”), is made by and between Greatbatch Ltd., a New York corporation (“Greatbatch”), and Electrochem Solutions, Inc., a Massachusetts corporation (“Customer” together with Greatbatch, the “Parties” and each a “Party”). Capitalized terms used and not otherwise defined herein have th

November 6, 2024 EX-10.2

Credit and Security Agreement dated as of October 31, 2024

Exhibit 10.2 CREDIT AND SECURITY AGREEMENT among ULTRALIFE CORPORATION SOUTHWEST ELECTRONIC ENERGY CORPORATION - AN ULTRALIFE COMPANY CLB, INC. EXCELL BATTERY CORPORATION USA ELECTROCHEM SOLUTIONS, INC. as Borrowers THE LENDERS NAMED HEREIN as Lenders and KEYBANK NATIONAL ASSOCIATION as Administrative Agent, Swing Line Lender and Issuing Lender KEYBANC CAPITAL MARKETS INC. as Lead Arranger and Sol

November 6, 2024 EX-99.1

Ultralife Corporation Completes Acquisition of Electrochem Solutions, Inc.

Exhibit 99.1 Company Contact: Ultralife Corporation Philip A. Fain (315) 210-6110 [email protected] Investor Relations Contact: LHA Jody Burfening (212) 838-3777 [email protected] Ultralife Corporation Completes Acquisition of Electrochem Solutions, Inc. NEWARK, N.Y. – November 1, 2024 - Ultralife Corporation (NASDAQ: ULBI) completed its acquisition of all outstanding shares of Electrochem Solution

November 6, 2024 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Completion of Acquisition or Disposition of Assets

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 October 31, 2024 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Emplo

November 6, 2024 EX-10.5

Transition Services Agreement dated as of October 31, 2024 **

Exhibit 10.5 TRANSITION SERVICES AGREEMENT This TRANSITION SERVICES AGREEMENT (this “Agreement”), dated as of October 31, 2024 (the “Effective Date”), is made by and among Greatbatch Ltd., a New York corporation (“Seller”), Ultralife Corporation, a Delaware corporation (“Buyer”) and Electrochem Solutions, Inc., a Massachusetts corporation (the “Company”, together with Seller and Buyer, each a “Par

November 6, 2024 EX-10.3

Assignment and Assumption Agreement dated as of October 31, 2024 **

Exhibit 10.3 ASSIGNMENT AND ASSUMPTION AGREEMENT THIS ASSIGNMENT AND ASSUMPTION AGREEMENT, dated as of October 31, 2024 (this “Assignment and Assumption Agreement”), is entered into by and among, Integer Holdings Corporation, a Delaware corporation (“Integer”) and Greatbatch Ltd., a New York corporation (“Seller,” and each Integer and Seller, an “Assignor”), and Electrochem Solutions, Inc., a Mass

October 3, 2024 EX-10.1

Stock Purchase Agreement dated September 27, 2024

Exhibit 10.1 Execution Version STOCK PURCHASE AGREEMENT by and between GREATBATCH LTD. as Seller and ULTRALIFE CORPORATION as Buyer dated as of September 27, 2024 TABLE OF CONTENTS Page ARTICLE I DEFINITIONS 1 ARTICLE II PURCHASE AND SALE 13 Section 2.01. Purchase and Sale of the Shares 13 Section 2.02. Purchase Price 13 Section 2.03. Closing Date Payment; Purchase Price Adjustments 13 Section 2.0

October 3, 2024 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, 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 September 27, 2024 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Emp

October 3, 2024 EX-99.1

Ultralife Corporation to Acquire Electrochem Solutions, Inc. Acquisition to Drive Profitability through Increased Scale and Achievable Opportunities for Gross Margin Expansion

Exhibit 99.1 Ultralife Corporation to Acquire Electrochem Solutions, Inc. Acquisition to Drive Profitability through Increased Scale and Achievable Opportunities for Gross Margin Expansion NEWARK, N.Y. – September 30, 2024 - Ultralife Corporation (NASDAQ: ULBI) has signed a stock purchase agreement to acquire all outstanding shares of Electrochem Solutions, Inc. (“Electrochem”) to include its stat

July 25, 2024 EX-10.1

Fourth Amendment Agreement, dated June 30, 2024, by and among Ultralife Corporation, Southwest Electronic Energy Corporation, CLB, Inc., Ultralife Excell Holding Corp., Ultralife Canada Holding Corp., Excell Battery Corporation USA, Excell Battery Canada ULC and KeyBank National Association

Exhibit 10.1 FOURTH AMENDMENT AGREEMENT This Fourth Amendment Agreement (this “Agreement”) is made and entered into as of this [] day of June, 2024, by and among ULTRALIFE CORPORATION, a Delaware corporation (“Ultralife”), SOUTHWEST ELECTRONIC ENERGY CORPORATION, a Texas corporation (“Southwest”), CLB, INC., a Texas corporation (“CLB”), ULTRALIFE EXCELL HOLDING CORP., a Delaware corporation (“UEHC

July 25, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 OR ☐ 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: 0-20852 ULTRALIFE CO

July 25, 2024 EX-99.1

Ultralife Corporation Reports Second Quarter Results

Exhibit 99.1 Ultralife Corporation Reports Second Quarter Results NEWARK, N.Y. – July 25, 2024 - Ultralife Corporation (NASDAQ: ULBI) reported operating results for the second quarter ended June 30, 2024 with the following highlights: ● Sales of $43.0 million compared to $42.7 million for the 2023 second quarter, including 8.3% growth in Battery & Energy Products sales to its highest level in the

July 25, 2024 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 July 25, 2024 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATIO

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 July 25, 2024 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

July 17, 2024 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 July 16, 2024 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

May 30, 2024 EX-1.01

Ultralife Corporation Conflict Minerals Report for the reporting period from January 1, 2023 to December 31, 2023

Exhibit 1.01 Ultralife Corporation Conflict Minerals Report for the Reporting Period from January 1, 2023 to December 31, 2023 Introduction Ultralife Corporation has prepared this Conflict Minerals Report (“Report”) for the reporting period from January 1, 2023 to December 31, 2023, as required by Rule 13p-1 under the Securities Exchange Act of 1934 (the "Rule"). Terms used and not defined in this

May 30, 2024 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Ultralife Corporation (Exact name of Registrant as specified in its charter) (Jurisdiction of incorporation or organization) (Commission fil

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Ultralife Corporation (Exact name of Registrant as specified in its charter) Delaware (Jurisdiction of incorporation or organization) 000-20852 (Commission file number) 2000 Technology Parkway, Newark, New York 14513 (Address of principal executive offices) Philip A. Fain 315-210-6110 (Nam

May 29, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 ☐ Definitive Proxy Statement permitted

May 29, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 ☒ Definitive Proxy Statement (as permitted

May 3, 2024 CORRESP

VIA EDGAR

VIA EDGAR May 3, 2024 Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, N.

May 2, 2024 S-3/A

As filed with the Securities and Exchange Commission on May 2, 2024

As filed with the Securities and Exchange Commission on May 2, 2024 Registration No.

April 26, 2024 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1)

-12-31FY2023 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file

April 25, 2024 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 April 25, 2024 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employe

April 25, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 OR ☐ 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: 0-20852 ULTRALIFE C

April 25, 2024 EX-99.1

Ultralife Corporation Reports First Quarter Results

Exhibit 99.1 Ultralife Corporation Reports First Quarter Results NEWARK, N.Y. – April 25, 2024 - Ultralife Corporation (NASDAQ: ULBI) reported operating results for the first quarter ended March 31, 2024 with the following highlights: ● Sales of $41.9 million representing a 31.4% year-over-year increase, including 54.7% growth in medical market sales ● Gross profit of $11.5 million, or 27.4% of re

March 29, 2024 EX-FILING FEES

Calculation of Filing Fees table **

EXHIBIT 107 Calculation of Filing Fee Tables Form S-3 (Form Type) Ultralife Corporation (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered and Carry Forward Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered(1) Proposed Maximum Offering Price Per Unit(1) Maximum Aggregate Offering Price(1) Fee Rate Amount of Registrat

March 29, 2024 S-3

As filed with the Securities and Exchange Commission on March 28, 2024

As filed with the Securities and Exchange Commission on March 28, 2024 Registration No.

March 21, 2024 10-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 OR ☐ 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: 0-20852 ULTRALIFE CORPOR

March 21, 2024 EX-21

SUBSIDIARIES

Exhibit 21 SUBSIDIARIES We have a 100% ownership interest in ABLE New Energy Co., Limited, incorporated in Hong Kong, which has a 100% ownership interest in ABLE New Energy Co., Ltd, incorporated in the People’s Republic of China. Through our ownership interest in Ultralife UK LTD, we have a 100% controlling interest in Accutronics, Ltd., also incorporated in the United Kingdom. We have a 100% own

March 21, 2024 EX-97.1

Ultralife Corporation Policy for the Recovery of Erroneously Awarded Compensation

Exhibit 97.1 ULTRALIFE CORPORATION POLICY FOR THE RECOVERY OF ERRONEOUSLY AWARDED COMPENSATION BACKGROUND NASDAQ’s new rule, “NASDAQ Listing Rule 5608”, requires all listed U.S. companies to adopt clawback policies. A company’s clawback policy must require it to recover, reasonably promptly, erroneously awarded incentive based compensation to a Section 16 reporting officer during the performance p

February 15, 2024 EX-99.1

Ultralife Corporation Reports Fourth Quarter Results

Exhibit 99.1 Ultralife Corporation Reports Fourth Quarter Results NEWARK, N.Y. – February 15, 2024 - Ultralife Corporation (NASDAQ: ULBI) reported operating results for the fourth quarter and full year ended December 31, 2023. Fourth Quarter Highlights: ● Sales of $44.5 million representing a 23.4% year-over-year increase ● Highest medical sales quarter in Company’s history ● Operating income of $

February 15, 2024 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 February 15, 2024 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Empl

February 9, 2024 SC 13G/A

ULBI / Ultralife Corporation / DIMENSIONAL FUND ADVISORS LP - 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. 8 )* Ultralife Corp (Name of Issuer) Common Stock (Title of Class of Securities) 903899102 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to desi

October 26, 2023 EX-99.1

Ultralife Corporation Reports Third Quarter Results

Exhibit 99.1 Ultralife Corporation Reports Third Quarter Results NEWARK, N.Y. – October 26, 2023 - Ultralife Corporation (NASDAQ: ULBI) reported operating results for the third quarter ended September 30, 2023 with the following highlights: ● Sales of $39.5 million representing an 18.8% year-over-year increase ● Operating income of $2.1 million versus a loss of $0.6 million for the 2022 third quar

October 26, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ 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: 0-20852 ULTRALI

October 26, 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 October 26, 2023 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Emplo

July 27, 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 July 27, 2023 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

July 27, 2023 EX-99.1

Ultralife Corporation Reports Second Quarter Results

Exhibit 99.1 Ultralife Corporation Reports Second Quarter Results NEWARK, N.Y. – July 27, 2023 - Ultralife Corporation (NASDAQ: ULBI) reported operating results for the second quarter ended June 30, 2023 with the following highlights: ● Sales of $42.7 million representing a 32.9% year-over-year increase ● Operating income of $3.7 million compared to $0.8 million for the 2022 second quarter ● Adjus

July 27, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ 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:0-20852 ULTRALIFE COR

July 21, 2023 8-K

UNITED STATES

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 July 19, 2023 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

May 31, 2023 EX-1.01

Ultralife Corporation Conflict Minerals Report for the reporting period from January 1, 2022 to December 31, 2022

Exhibit 1.01 Ultralife Corporation Conflict Minerals Report for the Reporting Period from January 1, 2022 to December 31, 2022 Introduction Ultralife Corporation has prepared this Conflict Minerals Report (“Report”) for the reporting period from January 1, 2022 to December 31, 2022, as required by Rule 13p-1 under the Securities Exchange Act of 1934 (the "Rule"). Terms used and not defined in this

May 31, 2023 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Ultralife Corporation (Exact name of Registrant as specified in its charter) (Jurisdiction of incorporation or organization) (Commission fil

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Ultralife Corporation (Exact name of Registrant as specified in its charter) Delaware (Jurisdiction of incorporation or organization) 000-20852 (Commission file number) 2000 Technology Parkway, Newark, New York 14513 (Address of principal executive offices) Philip A. Fain 315-210-6110 (Nam

May 30, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 ☐ Definitive Proxy Statement permitted

May 30, 2023 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 ☒ Definitive Proxy Statement (as permitted

May 4, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR ☐ 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:0-20852 ULTRALIFE CO

April 28, 2023 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 -12-31FY2022 OR ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file

April 27, 2023 EX-99.1

Ultralife Corporation Reports First Quarter Results

Exhibit 99.1 Ultralife Corporation Reports First Quarter Results NEWARK, N.Y. – April 27, 2023 - Ultralife Corporation (NASDAQ: ULBI) reported breakeven operating income and adjusted EBITDA of $1.2 million on revenue of $31.9 million for the first quarter ended March 31, 2023. The operating results for the first quarter of 2023 were negatively impacted by the cybersecurity attack announced by the

April 27, 2023 8-K

UNITED STATES

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 April 27, 2023 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employe

March 31, 2023 EX-10.8

Third Amendment Agreement, dated November 28, 2022, by and among Ultralife Corporation, Southwest Electronic Energy Corporation, CLB, Inc., Ultralife Excell Holding Corp., Ultralife Canada Holding Corp., Excell Battery Corporation USA, Excell Battery Canada ULC and KeyBank National Association

Exhibit 10.8 THIRD AMENDMENT AGREEMENT This Third Amendment Agreement (this “Agreement”) is made and entered into as of this 28th day of November, 2022, by and among ULTRALIFE CORPORATION, a Delaware corporation (“Ultralife”), SOUTHWEST ELECTRONIC ENERGY CORPORATION, a Texas corporation (“Southwest”), CLB, INC., a Texas corporation (“CLB”), ULTRALIFE EXCELL HOLDING CORP., a Delaware corporation (“

March 31, 2023 EX-21

You’ve Exceeded the SEC’s Traffic Limit

Exhibit 21 SUBSIDIARIES We have a 100% ownership interest in ABLE New Energy Co., Limited, incorporated in Hong Kong, which has a 100% ownership interest in ABLE New Energy Co., Ltd, incorporated in the People’s Republic of China. Through our ownership interest in Ultralife UK LTD, we have a 100% controlling interest in Accutronics, Ltd., also incorporated in the United Kingdom. We have a 100% own

March 31, 2023 10-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2022 OR ☐ 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: 0-20852 ULTRALIFE CORPOR

March 2, 2023 8-K

UNITED STATES

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 March 2, 2023 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

March 2, 2023 EX-99.1

Ultralife Corporation Reports Fourth Quarter Results

Exhibit 99.1 Ultralife Corporation Reports Fourth Quarter Results NEWARK, N.Y. – March 2, 2023 - Ultralife Corporation (NASDAQ: ULBI) reported operating profit of $0.2 million and adjusted EBITDA of $2.0 million on revenue of $36.1 million for the fourth quarter ended December 31, 2022. The operating results for the fourth quarter of 2022 include a one-time charge of $0.8 million for 2023 severanc

February 22, 2023 EX-99.1

Ultralife Corporation Adds Janie Goddard to its Board of Directors

Exhibit 99.1 Ultralife Corporation Adds Janie Goddard to its Board of Directors NEWARK, N.Y. February 22, 2023 – Ultralife Corporation (NASDAQ: ULBI) announced today the addition of Janie Goddard as Director of the Company. Chairman Bradford Whitmore said, “We are pleased to welcome Janie to our Board of Directors and look forward to leveraging her extensive business career. Janie is an experience

February 22, 2023 8-K

UNITED STATES

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 February 21, 2023 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Empl

February 10, 2023 SC 13G/A

ULBI / Ultralife Corp. / DIMENSIONAL FUND ADVISORS LP - 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. 7 )* Ultralife Corp (Name of Issuer) Common Stock (Title of Class of Securities) 903899102 (CUSIP Number) December 30, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to desi

November 22, 2022 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

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 November 22, 2022 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Empl

November 22, 2022 EX-99.1

Ultralife Corporation Names Michael E. Manna President & CEO

Exhibit 99.1 Ultralife Corporation Names Michael E. Manna President & CEO NEWARK, N.Y. November 22, 2022 ? The Board of Directors of Ultralife Corporation (?Ultralife? or the ?Company?) (NASDAQ: ULBI) has appointed Michael E. Manna as the Company?s President & CEO and as a member of the Board of Directors effective immediately to replace Michael D. Popielec who is leaving the Company. Mr. Popielec

October 27, 2022 8-K

UNITED STATES

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 October 27, 2022 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Emplo

October 27, 2022 EX-99.1

Ultralife Corporation Receives $5.5 Million Communications Systems Contract

Exhibit 99.1 Ultralife Corporation Receives $5.5 Million Communications Systems Contract NEWARK, N.Y. October 27, 2022 - Ultralife Corporation (NASDAQ: ULBI) has been awarded a purchase order valued at approximately $5.5 million to supply its vehicle communications systems to a global prime defense contractor for the U.S. Army. Ultralife’s vehicle communications platform provides the soldier with

October 27, 2022 8-K

UNITED STATES

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 October 27, 2022 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Emplo

October 27, 2022 EX-99.1

Ultralife Corporation Reports Third Quarter Results

Exhibit 99.1 Ultralife Corporation Reports Third Quarter Results NEWARK, N.Y. – October 27, 2022 - Ultralife Corporation (NASDAQ: ULBI) reported an operating loss of $0.6 million and adjusted EBITDA of $1.3 million on revenue of $33.2 million for the third quarter ended September 30, 2022. For the third quarter of 2021, the Company reported an operating loss of $0.8 million and adjusted EBITDA of

October 27, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 OR ☐ 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: 0-20852 ULTRALI

September 22, 2022 EX-99.1

Ultralife Corporation Receives $7.5 Million Communications Systems Contract

Exhibit 99.1 Ultralife Corporation Receives $7.5 Million Communications Systems Contract NEWARK, N.Y. September 22, 2022 - Ultralife Corporation (NASDAQ: ULBI) has received a contract valued at approximately $7.5 million to supply its integrated system of A-320 amplifiers and A-320HVA radio vehicle mounts to a major international defense contractor for an ongoing government/defense modernization p

September 22, 2022 8-K

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 September 22, 2022 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Emp

July 28, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 OR ? 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: 0-20852 ULTRALIFE CO

July 28, 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 July 28, 2022 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

July 28, 2022 EX-99.1

Ultralife Corporation Reports Second Quarter Results

Exhibit 99.1 Ultralife Corporation Reports Second Quarter Results NEWARK, N.Y. ? July 28, 2022 - Ultralife Corporation (NASDAQ: ULBI) reported operating income of $0.8 million and Adjusted EBITDA of $2.2 million on revenue of $32.1 million for the second quarter ended June 30, 2022. For the second quarter of 2021, the Company reported operating income of $1.1 million and Adjusted EBITDA of $2.2 mi

July 26, 2022 EX-99.1

Ultralife Corporation Awarded $4.6 Million Communications Systems Vehicle Amplifier-Adaptor Order

Exhibit 99.1 Ultralife Corporation Awarded $4.6 Million Communications Systems Vehicle Amplifier-Adaptor Order NEWARK, N.Y. July 26, 2022 - Ultralife Corporation (NASDAQ: ULBI) has been awarded a purchase order valued at approximately $4.6 million to supply its Vehicle Amplifier-Adaptors (?VAA?) to a global prime defense contractor. Ultralife?s VAA platform provides the soldier with an enhanced ra

July 26, 2022 8-K

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 July 26, 2022 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

July 21, 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 July 20, 2022 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

May 31, 2022 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 ? Definitive Proxy Statement (as permitted

May 31, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 ? Definitive Proxy Statement permitted

May 31, 2022 EX-1.01

Ultralife Corporation Conflict Minerals Report for the reporting period from January 1, 2021 to December 31, 2021

Exhibit 1.01 Ultralife Corporation Conflict Minerals Report for the Reporting Period from January 1, 2021 to December 31, 2021 Introduction Ultralife Corporation has prepared this Conflict Minerals Report (“Report”) for the reporting period from January 1, 2021 to December 31, 2021, as required by Rule 13p-1 under the Securities Exchange Act of 1934 (the "Rule"). Terms used and not defined in this

May 31, 2022 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Ultralife Corporation (Exact name of Registrant as specified in its charter) (Jurisdiction of incorporation or organization) (Commission fil

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Ultralife Corporation (Exact name of Registrant as specified in its charter) Delaware (Jurisdiction of incorporation or organization) 000-20852 (Commission file number) 2000 Technology Parkway, Newark, New York 14513 (Address of principal executive offices) Philip A. Fain 315-210-6110 (Nam

April 28, 2022 8-K/A

Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A (Amendment No. 2) CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 December 13, 2021 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission Fi

April 28, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 OR ? 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: 0-20852 ULTRALIFE C

April 28, 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 April 28, 2022 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employe

April 28, 2022 EX-99.2

Excell Battery Canada Inc. and 656700 BC Ltd. Combined Consolidated Financial Statements For the Period from February 1, 2021 to December 12, 2021

Exhibit 99.2 Excell Battery Canada Inc. and 656700 BC Ltd. Combined Consolidated Financial Statements For the Period from February 1, 2021 to December 12, 2021 CONTENTS Page Independent Auditor?s Report 1 Combined Consolidated Balance Sheet 3 Combined Consolidated Statement of Income and Comprehensive Income 4 Combined Consolidated Statement of Changes in Stockholders? Equity 5 Combined Consolidat

April 28, 2022 EX-99.1

Ultralife Corporation Reports First Quarter Results

Exhibit 99.1 Ultralife Corporation Reports First Quarter Results NEWARK, N.Y. ? April 28, 2022 - Ultralife Corporation (NASDAQ: ULBI) reported an operating loss of $0.3 million on revenue of $30.4 million for the first quarter ended March 31, 2022. For the first quarter of 2021, the Company reported operating income of $1.0 million on revenue of $26.0 million. ?Strong order flow in commercial end-

April 27, 2022 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 -12-31FY2021 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission file

March 8, 2022 EX-21

SUBSIDIARIES

Exhibit 21 SUBSIDIARIES We have a 100% ownership interest in Ultralife Batteries (UK) LTD, incorporated in the United Kingdom.

March 8, 2022 10-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 OR ? 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: 0-20852 ULTRALIFE CORPOR

February 28, 2022 8-K/A

Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A (Amendment No. 1) CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 December 13, 2021 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission Fi

February 28, 2022 EX-99.2

Excell Battery Canada Inc. and 656700 BC Ltd. Combined Consolidated Financial Statements For the Period from February 1, 2021 to December 12, 2021

Exhibit 99.2 Excell Battery Canada Inc. and 656700 BC Ltd. Combined Consolidated Financial Statements For the Period from February 1, 2021 to December 12, 2021 CONTENTS Page Independent Auditor?s Report 1 Combined Consolidated Balance Sheet 3 Combined Consolidated Statement of Income and Comprehensive Income 4 Combined Consolidated Statement of Changes in Stockholders? Equity 5 Combined Consolidat

February 28, 2022 EX-99.3

UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL INFORMATION

Exhibit 99.3 UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL INFORMATION As previously disclosed, on December 13, 2021, Ultralife Corporation (the ?Company?) completed its acquisition of all issued and outstanding shares of Excell Battery Canada Inc., a British Columbia corporation (?Excell Canada?), and 656700 B.C. Ltd., a British Columbia corporation (?656700?) and its wholly owned subsidiary E

February 8, 2022 SC 13G/A

ULBI / Ultralife Corp. / DIMENSIONAL FUND ADVISORS LP - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 6 )* Ultralife Corp (Name of Issuer) Common Stock (Title of Class of Securities) 903899102 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedul

February 3, 2022 EX-99.1

Ultralife Corporation Reports Fourth Quarter Results

Exhibit 99.1 Ultralife Corporation Reports Fourth Quarter Results NEWARK, N.Y. ? February 3, 2022 - Ultralife Corporation (NASDAQ: ULBI) reported an operating loss of $1.2 million on revenue of $23.8 million for the fourth quarter ended December 31, 2021. For the fourth quarter of 2020, the Company reported operating income of $1.2 million on revenue of $29.0 million. Included in the results for t

February 3, 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 February 3, 2022 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Emplo

December 16, 2021 EX-10.1

Second Amendment Agreement, dated December 13, 2021, by and among Ultralife Corporation, Southwest Electronic Energy Corporation, CLB, INC., Ultralife Excell Holding Corp., Ultralife Canada Holding Corp., Excell Battery Corporation USA, and KeyBank National Association

Exhibit 10.1 SECOND AMENDMENT AGREEMENT This Second Amendment Agreement (this ?Agreement?) is made and entered into as of this 13th day of December, 2021, by and among ULTRALIFE CORPORATION, a Delaware corporation (?Ultralife?), SOUTHWEST ELECTRONIC ENERGY CORPORATION, a Texas corporation (?Southwest?), CLB, INC., a Texas corporation (?CLB?, and together with Ultralife and Southwest, collectively,

December 16, 2021 EX-10.4

Term Loan, dated December 13, 2021, by and among Ultralife Corporation, Southwest Electronic Energy Corporation, CLB, INC., Ultralife Excell Holding Corp., Ultralife Canada Holding Corp., Excell Battery Corporation USA, and KeyBank National Association

Exhibit 10.4 TERM NOTE B $10,000,000.00 Newark, New York December , 2021 FOR VALUE RECEIVED, the undersigned, ULTRALIFE CORPORATION, a Delaware corporation (?Ultralife?), SOUTHWEST ELECTRONIC ENERGY CORPORATION, a Texas corporation (?Southwest?), CLB, INC., a Texas corporation (?CLB?), ULTRALIFE EXCELL HOLDING CORP., a Delaware corporation (?UEHC?), ULTRALIFE CANADA HOLDING CORP., a Delaware corpo

December 16, 2021 EX-2.2

Share Purchase Agreement, dated December 13, 2021, by and among 1336902 B.C. Unlimited Liability Company, M. & W. Holdings Ltd., Ian Kane, Sanford Capital Ltd., Arcee Enterprises Inc., 0835205 B.C. Ltd., and 656700 B.C. LTD

SHARE PURCHASE AGREEMENT By and Among 1336902 B.C. UNLIMITED LIABILITY COMPANY, as the Buyer And M. & W. HOLDINGS LTD., SANFORD CAPITAL LTD., IAN KANE, ARCEE ENTERPRISES INC., And 0835205 B.C. LTD., as the Sellers And MARK KROEKER, as the Sellers? Representative And 656700 B.C. LTD, as the Company Dated December 13, 2021 TABLE OF CONTENTS TABLE OF CONTENTS ii SHARE PURCHASE AGREEMENT 1 Article I -

December 16, 2021 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Completion of Acquisition or Disposition of Assets

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 December 13, 2021 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Empl

December 16, 2021 EX-10.2

Pledge Agreement, dated December 13, 2021, by and among Ultralife Corporation, Southwest Electronic Energy Corporation, CLB, INC., Ultralife Excell Holding Corp., Ultralife Canada Holding Corp., Excell Battery Corporation USA, and KeyBank National Association

Exhibit 10.2 PLEDGE AGREEMENT This Pledge Agreement, as it may be amended, restated or otherwise modified from time to time (this ?Agreement?), is executed and delivered as of the 13th day of December, 2021, by ULTRALIFE EXCELL HOLDING CORP., a Delaware corporation (?Pledgor?), to KEYBANK NATIONAL ASSOCIATION (together with its successors and assigns in its capacity as agent, ?Agent?), as agent fo

December 16, 2021 EX-2.1

Share Purchase Agreement, dated December 13, 2021, by and among 1336889 B.C. Unlimited Liability Company, Mark Kroeker, Randolph Peters, Brian Larsen, M. & W. Holdings Ltd., Karen Kroeker, Heather Peterson, Michael Kroeker, Nicholas Kroeker, Brentley Peters, Craig Peters, Kurtis Peters, Heather Larsen, Ian Kane, Carol Peters, 0835205 B.C. LTD, and Excell Battery Canada Inc.

Exhibit 2.1 SHARE PURCHASE AGREEMENT By and Among 1336889 B.C. UNLIMITED LIABILITY COMPANY, as the Buyer And MARK KROEKER, RANDOLPH PETERS, BRIAN LARSEN, M. & W. HOLDINGS LTD., KAREN KROEKER HEATHER PETERSON, MICHAEL KROEKER, NICHOLAS KROEKER, BRENTLEY PETERS, CRAIG PETERS, KURTIS PETERS, HEATHER LARSEN, IAN KANE, CAROL PETERS And 0835205 B.C. LTD., as the Sellers And MARK KROEKER, as the Sellers?

December 16, 2021 EX-99.1

Ultralife Corporation Acquires Excell Battery Group Advances Ultralife’s Commercial Revenue Diversification Strategy

Exhibit 99.1 Ultralife Corporation Acquires Excell Battery Group Advances Ultralife?s Commercial Revenue Diversification Strategy NEWARK, N.Y. ? December 14, 2021 - Ultralife Corporation (NASDAQ: ULBI) has acquired all of the outstanding shares of Excell Battery Group (?Excell?) for $23.5 million in cash, subject to customary working capital and net cash adjustments. Based in Canada with U.S. oper

December 16, 2021 EX-10.3

Assumption and Joinder Agreement, dated December 13, 2021, by and among Ultralife Corporation, Southwest Electronic Energy Corporation, CLB, INC., Ultralife Excell Holding Corp., Ultralife Canada Holding Corp., Excell Battery Corporation USA, and KeyBank National Association

Exhibit 10.3 ASSUMPTION AND JOINDER AGREEMENT, dated as of December [], 2021 (this ?Joinder?), is executed in connection with that certain SECOND AMENDMENT AGREEMENT dated as of the date hereof (the ?Second Amendment?) among ULTRALIFE CORPORATION, a Delaware corporation (?Ultralife?), SOUTHWEST ELECTRONIC ENERGY CORPORATION, a Texas corporation (?Southwest?), CLB, INC., a Texas corporation (?CLB?,

October 28, 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 October 28, 2021 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Emplo

October 28, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 OR ? 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: 0-20852 ULTRALI

October 28, 2021 EX-99.1

Ultralife Corporation Reports Third Quarter Results

Exhibit 99.1 Ultralife Corporation Reports Third Quarter Results NEWARK, N.Y. ? October 28, 2021 - Ultralife Corporation (NASDAQ: ULBI) reported an operating loss of $0.8 million on revenue of $21.8 million for the third quarter ended September 30, 2021. For the third quarter of 2020, the Company reported operating income of $0.7 million on revenue of $24.4 million. ?Supply chain bottlenecks inten

July 29, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 OR ? 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: 0-20852 ULTRALIFE CO

July 29, 2021 EX-99.1

Ultralife Corporation Reports Second Quarter Results

Exhibit 99.1 Ultralife Corporation Reports Second Quarter Results NEWARK, N.Y. ? July 29, 2021 - Ultralife Corporation (NASDAQ: ULBI) reported operating income of $1.1 million on revenue of $26.8 million for the second quarter ended June 30, 2021. For the second quarter of 2020, the Company reported operating income of $2.3 million on revenue of $28.6 million. ?Ultralife?s end-market diversificati

July 29, 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 July 29, 2021 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

July 23, 2021 S-8

As filed with the Securities and Exchange Commission on July 23, 2021

As filed with the Securities and Exchange Commission on July 23, 2021 Registration No.

July 23, 2021 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 July 21, 2021 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

June 1, 2021 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 ? Definitive Proxy Statement permitted

June 1, 2021 DEF 14A

Amendment No. 1 to Ultralife Corporation Amended 2014 Long-Term Incentive Plan

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 ? Definitive Proxy Statement permitted

May 27, 2021 EX-1.01

Ultralife Corporation Conflict Minerals Report for the Reporting Period from January 1, 2020 to December 31, 2020

Exhibit 1.01 Ultralife Corporation Conflict Minerals Report for the Reporting Period from January 1, 2020 to December 31, 2020 Introduction Ultralife Corporation has prepared this Conflict Minerals Report (?Report?) for the reporting period from January 1, 2020 to December 31, 2020, as required by Rule 13p-1 under the Securities Exchange Act of 1934 (the "Rule"). Terms used and not defined in this

May 27, 2021 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Ultralife Corporation (Exact name of Registrant as specified in its charter) (Jurisdiction of incorporation or organization) (Commission fil

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Ultralife Corporation (Exact name of Registrant as specified in its charter) Delaware (Jurisdiction of incorporation or organization) 000-20852 (Commission file number) 2000 Technology Parkway, Newark, New York 14513 (Address of principal executive offices) Philip A. Fain 315-210-6110 (Nam

May 17, 2021 8-K

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 May 17, 2021 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

May 17, 2021 EX-99.1

Ultralife Corporation Awarded IDIQ Contract Under U.S. Army’s $1.25B Conformal Wearable Battery Program

Exhibit 99.1 Ultralife Corporation Awarded IDIQ Contract Under U.S. Army?s $1.25B Conformal Wearable Battery Program NEWARK, N.Y. May 17, 2021 - Ultralife Corporation (NASDAQ: ULBI) has received a firm-fixed price indefinite-delivery/indefinite-quantity contract from the U.S. Army for purchases of Conformal Wearable Batteries not to exceed $168 million during the three-year base award period with

April 29, 2021 10-Q

Quarterly Report - FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2021 OR ? 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: 0-20852 ULTRALIFE C

April 29, 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 April 29, 2021 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employe

April 29, 2021 EX-99.1

Ultralife Corporation Reports First Quarter Results

EX-99.1 2 ex244515.htm EXHIBIT 99.1 Exhibit 99.1 Ultralife Corporation Reports First Quarter Results NEWARK, N.Y. – April 29, 2021 - Ultralife Corporation (NASDAQ: ULBI) reported operating income of $1.0 million on revenue of $26.0 million for the first quarter ended March 31, 2021 compared to operating income of $1.5 million on revenue of $25.8 million for the first quarter of 2020. “Ultralife in

March 31, 2021 CORRESP

-

VIA EDGAR March 31, 2021 Securities and Exchange Commission Division of Corporation Finance Office of Manufacturing 100 F Street, N.

March 30, 2021 S-3

Common Stock, $.10 par value, contained in the Registrant’s Registration Statement on Form S-3

As filed with the Securities and Exchange Commission on March 30, 2021 Registration No.

March 26, 2021 10-K/A

Annual Report - FORM 10-K/A

-12-31 FY 2020 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) (Mark One) ? ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 OR ? TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission fi

February 16, 2021 SC 13G/A

SCHEDULE 13G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5 )* Ultralife Corp (Name of Issuer) Common Stock (Title of Class of Securities) 903899102 (CUSIP Number) December 31, 2020 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedul

February 4, 2021 8-K

- 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 February 4, 2021 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Emplo

February 4, 2021 10-K

Annual Report - FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2020 OR ☐ 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: 0-20852 ULTRALIFE CORPOR

February 4, 2021 EX-21

SUBSIDIARIES

Exhibit 21 SUBSIDIARIES We have a 100% ownership interest in Ultralife Batteries (UK) LTD, incorporated in the United Kingdom.

February 4, 2021 EX-99.1

Ultralife Corporation Reports Fourth Quarter Results

Exhibit 99.1 Ultralife Corporation Reports Fourth Quarter Results NEWARK, N.Y. – February 4, 2021 - Ultralife Corporation (NASDAQ: ULBI) reported GAAP EPS of $0.13, Adjusted EPS of $0.17 and operating income of $1.2 million on revenue of $29.0 million for the fourth quarter ended December 31, 2020 compared to GAAP EPS of $0.10, Adjusted EPS of $0.13 and operating income of $2.5 million on revenue

October 29, 2020 8-K

- 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 October 29, 2020 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Emplo

October 29, 2020 10-Q

Quarterly Report - FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2020 OR ☐ 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: 0-20852 ULTRALI

October 29, 2020 EX-99.1

Ultralife Corporation Reports Third Quarter Results

Exhibit 99.1 Ultralife Corporation Reports Third Quarter Results NEWARK, N.Y. – October 29, 2020 - Ultralife Corporation (NASDAQ: ULBI) reported operating income of $0.7 million on revenue of $24.4 million for the third quarter ended September 30, 2020. For the third quarter of 2019, the Company reported operating income of $1.3 million on revenue of $27.5 million. “Effective execution of both our

July 30, 2020 EX-99.1

ULTRALIFE CORPORATION AND SUBSIDIARIES CONSOLIDATED BALANCE SHEETS (Dollars in Thousands)

Exhibit 99.1 Ultralife Corporation Reports Second Quarter Results NEWARK, N.Y. – July 30, 2020 - Ultralife Corporation (NASDAQ: ULBI) reported operating income of $2.3 million on revenue of $28.6 million for the second quarter ended June 30, 2020. For the second quarter of 2019, the Company reported operating income of $3.0 million on revenue of $29.4 million. “Ultralife’s second quarter adjusted

July 30, 2020 10-Q

Quarterly Report - FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2020 OR ☐ 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: 0-20852 ULTRALIFE CO

July 30, 2020 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 July 30, 2020 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

July 23, 2020 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 July 23, 2020 (July 22, 2020) Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Numbe

July 7, 2020 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 July 7, 2020 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

July 7, 2020 EX-99.1

Ultralife Corporation Announces Change in Location of Annual Meeting of Shareholders

Exhibit 99.1 Ultralife Corporation Announces Change in Location of Annual Meeting of Shareholders NEWARK, N.Y. – July 7, 2020 - Ultralife Corporation (NASDAQ: ULBI) today announced that due to the ongoing public health impact of the coronavirus (COVID-19) pandemic and out of an abundance of caution, the location of the Annual Meeting of Shareholders to be held on July 22nd at 9:00 AM Eastern Time

July 7, 2020 DEFA14A

- FORM 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 Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of

June 29, 2020 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 June 29, 2020 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

June 29, 2020 EX-99.1

Ultralife Corporation Announces Addition to the Russell 2000® Index

Exhibit 99.1 Ultralife Corporation Announces Addition to the Russell 2000® Index NEWARK, N.Y. – June 29, 2020 - Ultralife Corporation (NASDAQ: ULBI) today announced it has been added to the Russell 2000® Index as part of the 2020 Russell U.S. Indexes annual reconstitution, effective as the U.S. market opens today. “Our inclusion in the Russell 2000® Index, one of the most widely used performance b

June 1, 2020 DEF 14A

- FORM DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 ☒ Definitive Proxy Statement permitted

June 1, 2020 SD

- FORM SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Ultralife Corporation (Exact name of Registrant as specified in its charter) Delaware (Jurisdiction of incorporation or organization) 000-20852 (Commission file number) 2000 Technology Parkway, Newark, New York 14513 (Address of principal executive offices) Philip A. Fain 315-332-7100 (Nam

June 1, 2020 DEFA14A

- FORM DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 ☐ Definitive Proxy Statement permitted

June 1, 2020 EX-1.01

Ultralife Corporation Conflict Minerals Report for the reporting period from January 1, 2019 to December 31, 2019

Exhibit 1.01 Ultralife Corporation Conflict Minerals Report for the Reporting Period from January 1, 2019 to December 31, 2019 Introduction Ultralife Corporation has prepared this Conflict Minerals Report (“Report”) for the reporting period from January 1, 2019 to December 31, 2019, as required by Rule 13p-1 under the Securities Exchange Act of 1934 (the "Rule"). Terms used and not defined in this

April 30, 2020 10-Q

Quarterly Report - FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2020 OR ☐ 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: 0-20852 ULTRALIFE C

April 30, 2020 EX-99.1

ULTRALIFE CORPORATION AND SUBSIDIARIES

Exhibit 99.1 Ultralife Corporation Reports First Quarter Results NEWARK, N.Y. – April 30, 2020 - Ultralife Corporation (NASDAQ: ULBI) reported operating income of $1.5 million on revenue of $25.8 million for the first quarter ended March 31, 2020 compared to operating income of $0.5 million on revenue of $18.9 million for the first quarter of 2019. “Ultralife posted strong results for the first qu

April 30, 2020 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 April 30, 2020 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employe

April 28, 2020 10-K/A

Annual Report - FORM 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2019 OR ☐ 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 0-208

April 28, 2020 EX-4.2

Description of Registrant’s Securities

Exhibit 4.2 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 Ultralife Corporation (the “Company”) has two classes of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”): (1) our Common Stock and (2) our Preferred Stock. DESCRIPTION OF CAPITAL STOCK The following is a descr

April 27, 2020 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 April 27, 2020 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employe

April 17, 2020 EX-10.1

Loan Agreement, dated April 14, 2020 by and between Ultralife Corporation and KeyBank National Association

Exhibit 10.1 LOAN AGREEMENT * * * * * * * * * * THIS LOAN AGREEMENT (“Agreement”) is made on April 14, 2020, between the ULTRALIFE CORPORATION and KEYBANK NATIONAL ASSOCIATION identified in the SBA Approval issued by the U.S. Small Business Administration (“SBA”) to Lender, dated April 13, 2020 SBA Loan Number 57812171-01 (“Approval”). SBA has authorized a guaranty of a loan from Lender to Borrowe

April 17, 2020 8-K

Entry into a Material Definitive Agreement, Financial Statements and Exhibits, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant

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 April 14, 2020 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employe

April 17, 2020 EX-10.2

Note, dated April 14, 2020 made by Ultralife Corporation

Exhibit 10.2 U.S. Small Business Administration NOTE SBA Loan # 57812171-01 SBA Loan Name ULTRALIFE CORPORATION Date April 14, 2020 Loan Amount $3,459,278.00 Interest Rate 1.00% Borrower ULTRALIFE CORPORATION Operating Company N/A Lender KeyBank National Association 1. PROMISE TO PAY: In return for the Loan, Borrower promises to pay to the order of Lender the amount of $3,459,278.00 and 00/100 Dol

March 25, 2020 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 March 25, 2020 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employe

March 25, 2020 EX-99.1

Ultralife Corporation Issues Letter to Stakeholders Regarding Business Operations in Response to COVID-19

Exhibit 99.1 Ultralife Corporation Issues Letter to Stakeholders Regarding Business Operations in Response to COVID-19 NEWARK, N.Y. – March 25, 2020 - Ultralife Corporation (NASDAQ: ULBI) today issued a letter to its employees, customers, suppliers, and shareholders regarding its business operations amid the COVID-19 pandemic. The letter follows. As we continue to monitor the evolving impact of th

February 12, 2020 SC 13G/A

ULBI / Ultralife Corp. / DIMENSIONAL FUND ADVISORS LP - SCHEDULE 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4)* ULTRALIFE CORP (Name of Issuer) Common Stock (Title of Class of Securities) 903899102 (CUSIP Number) December 31, 2019 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule

February 6, 2020 EX-21

SUBSIDIARIES

Exhibit 21 SUBSIDIARIES We have a 100% ownership interest in Ultralife Batteries (UK) LTD, incorporated in the United Kingdom.

February 6, 2020 EX-99.1

ULTRALIFE CORPORATION AND SUBSIDIARIES

Exhibit 99.1 Ultralife Corporation Reports Fourth Quarter Results NEWARK, N.Y. – February 6, 2020 - Ultralife Corporation (NASDAQ: ULBI) reported operating income of $2.5 million on revenue of $31.0 million for the fourth quarter ended December 31, 2019 compared to operating income of $1.1 million on revenue of $20.9 million for the fourth quarter of 2018. For fiscal 2019, Ultralife produced opera

February 6, 2020 10-K

ULBI / Ultralife Corp. 10-K - Annual Report - FORM 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ Annual report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended December 31, 2019 OR ☐ 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: 0-20852 ULTRALIFE CORPOR

February 6, 2020 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 February 6, 2020 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Emplo

December 18, 2019 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 December 18, 2019 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Empl

December 18, 2019 EX-99.1

Ultralife Corporation Receives Award for Its Legacy BA-5390 Military Batteries from Defense Logistics Agency

Exhibit 99.1 Ultralife Corporation Receives Award for Its Legacy BA-5390 Military Batteries from Defense Logistics Agency NEWARK, N.Y. December 18, 2019 - Ultralife Corporation (NASDAQ: ULBI) has received a $4.9 million firm-fixed price delivery contract from the U.S. Government’s Defense Logistics Agency (DLA) for its lithium manganese dioxide, non-rechargeable BA-5390 batteries. Shipments are ex

October 31, 2019 10-Q

ULBI / Ultralife Corp. 10-Q - Quarterly Report - FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 29, 2019 OR ☐ 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: 0-20852 ULTRALI

October 31, 2019 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 October 31, 2019 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Emplo

October 31, 2019 EX-99.1

ULTRALIFE CORPORATION AND SUBSIDIARIES

Exhibit 99.1 Ultralife Corporation Reports Third Quarter Results NEWARK, N.Y. – October 31, 2019 - Ultralife Corporation (NASDAQ: ULBI) reported operating income of $1.3 million on revenue of $27.5 million for the third quarter ended September 29, 2019. For the third quarter of 2018, the Company reported operating income of $1.5 million on revenue of $20.3 million. “Third quarter revenue increased

September 26, 2019 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 September 23, 2019 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Emp

September 19, 2019 8-K

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 September 18, 2019 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Emp

September 19, 2019 EX-99.1

Ultralife Corporation Receives $14.4 Million IDIQ Award from Defense Logistics Agency for BA-5368 Military Batteries

Exhibit 99.1 Ultralife Corporation Receives $14.4 Million IDIQ Award from Defense Logistics Agency for BA-5368 Military Batteries NEWARK, N.Y. September 19, 2019 - Ultralife Corporation (NASDAQ: ULBI) has received a firm-fixed price, indefinite-delivery/indefinite-quantity contract for purchases not to exceed $14.4 million from the U.S. Government’s Defense Logistics Agency (DLA) for its lithium m

August 1, 2019 EX-99.1

ULTRALIFE CORPORATION AND SUBSIDIARIES

Exhibit 99.1 Ultralife Corporation Reports Second Quarter Results NEWARK, N.Y. – August 1, 2019 - Ultralife Corporation (NASDAQ: ULBI) reported operating income of $3.0 million on revenue of $29.4 million for the second quarter ended June 30, 2019. For the second quarter of 2018, the Company reported operating income of $1.6 million on revenue of $22.9 million. Included in the results for the seco

August 1, 2019 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 August 1, 2019 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employe

August 1, 2019 10-Q

ULBI / Ultralife Corp. 10-Q - Quarterly Report - FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2019 OR ☐ 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: 0-20852 ULTRALIFE CO

July 25, 2019 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 July 25, 2019 (July 24, 2019) Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Numbe

July 15, 2019 EX-99.3

UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL INFORMATION

Exhibit 99.3 UNAUDITED PRO FORMA CONDENSED COMBINED FINANCIAL INFORMATION As previously disclosed, on May 1, 2019, Ultralife Corporation (the “Company”) completed its acquisition of 100% of the issued and outstanding shares of Southwest Electronic Energy Corporation (“SWE”) for an aggregate purchase price of $25.0 million in cash, net of cash acquired and subject to customary post-closing working

July 15, 2019 EX-99.2

Independent AuditorS’ Report

EX-99.2 3 ex149425.htm EXHIBIT 99.2 Exhibit 99.2 Independent AuditorS’ Report To the Board of Directors and Stockholders of Southwest Electronic Energy Corporation Missouri City, Texas We have audited the accompanying consolidated financial statements of Southwest Electronic Energy Corporation (a Texas corporation), which comprise the consolidated balance sheet as of December 31, 2018, and the rel

July 15, 2019 8-K/A

Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K/A (Amendment No. 1) CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 July 15, 2019 (May 1, 2019) Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Com

June 20, 2019 EX-99.1

Ultralife Receives $10 Million Communications Systems IDIQ Contract

Exhibit 99.1 Ultralife Receives $10 Million Communications Systems IDIQ Contract NEWARK, N.Y. June 20, 2019 - Ultralife Corporation (NASDAQ: ULBI) has received a fixed price, indefinite-delivery/indefinite-quantity contract for purchases not to exceed $9.986 million from the Naval Air Warfare Center Aircraft Division for our Universal Vehicle Adaptors (“UVA’s”) in support of the Family of Special

June 20, 2019 8-K

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 June 20, 2019 Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer

June 3, 2019 DEFA14A

ULBI / Ultralife Corp. DEFA14A - - FORM DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 ☐ Definitive Proxy Statement permitted

June 3, 2019 DEF 14A

ULBI / Ultralife Corp. DEF 14A - - FORM DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 ☒ Definitive Proxy Statement permitted

May 31, 2019 EX-1.01

Ultralife Corporation Conflict Minerals Report for the Reporting Period from January 1, 2018 to December 31, 2018

Exhibit 1.01 Ultralife Corporation Conflict Minerals Report for the Reporting Period from January 1, 2018 to December 31, 2018 Introduction Ultralife Corporation has prepared this Conflict Minerals Report (“Report”) for the reporting period from January 1, 2018 to December 31, 2018, as required by Rule 13p-1 under the Securities Exchange Act of 1934 (the "Rule"). Terms used and not defined in this

May 31, 2019 SD

ULBI / Ultralife Corp. SD - -

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Ultralife Corporation (Exact name of Registrant as specified in its charter) Delaware (Jurisdiction of incorporation or organization) 000-20852 (Commission file number) 2000 Technology Parkway, Newark, New York 14513 (Address of principal executive offices) Philip A. Fain 315-332-7100 (Nam

May 2, 2019 EX-10.6

Term Loan, dated May 1, 2019, by and among Ultralife Corporation, Southwest Electronic Energy Corporation, CLB, INC., and KeyBank National Association

Exhibit 10.6 TERM NOTE $8,000,000 Newark, New York May 1, 2019 FOR VALUE RECEIVED, the undersigned, ULTRALIFE CORPORATION, a Delaware corporation (“Ultralife”), SOUTHWEST ELECTRONIC ENERGY CORPORATION, a Texas corporation (“Southwest”), CLB, INC., a Texas corporation (“CLB”), each other Person which may be added as a “Borrower” hereto, subsequent to the date hereof (collectively, together with Ult

May 2, 2019 EX-10.2

Intellectual Property Security Agreement, dated May 1, 2019, by and among Southwest Electronic Energy Corporation, and KeyBank National Association

Exhibit 10.2 INTELLECTUAL PROPERTY SECURITY AGREEMENT This Intellectual Property Security Agreement, as it may be amended, restated or otherwise modified from time to time (this “Agreement”), is executed and delivered at Newark, New York as of this 1st day of May, 2019, by SOUTHWEST ELECTRONIC ENERGY CORPORATION, a corporation organized under the laws of the State of Texas (together with its succe

May 2, 2019 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Results of Operations and Financial Condition, Completion of Acquisition or Disposition of Assets

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 May 2, 2019 (May 1, 2019) Date of Report (Date of Earliest Event Reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (

May 2, 2019 EX-99.1

ULTRALIFE CORPORATION AND SUBSIDIARIES

Exhibit 99.1 Ultralife Corporation Reports First Quarter Results Acquires Southwest Electronic Energy Corporation for $25.0 Million NEWARK, N.Y. – May 2, 2019 - Ultralife Corporation (NASDAQ: ULBI) reported operating income of $0.5 million on revenue of $18.9 million for the first quarter ended March 31, 2019 compared to operating income of $2.4 million on revenue of $23.1 million for the first qu

May 2, 2019 EX-10.1

First Amendment Agreement, dated May 1, 2019, by and among Ultralife Corporation, Southwest Electronic Energy Corporation, CLB, INC., and KeyBank National Association

Exhibit 10.1 Certain exhibits and schedules to this First Amendment Agreement have been omitted pursuant to Item 601(b)(2) of Regulation S-K. For a brief description of the contents of these omitted exhibits and schedules, refer to Omitted Exhibits and Schedules Disclosure List included as part of this Exhibit 10.1. The Company hereby undertakes to furnish supplementally a copy of any omitted exhi

May 2, 2019 EX-10.3

Intellectual Property Security Agreement, dated May 1, 2019, by and among CLB, INC., and KeyBank National Association

Exhibit 10.3 INTELLECTUAL PROPERTY SECURITY AGREEMENT This Intellectual Property Security Agreement, as it may be amended, restated or otherwise modified from time to time (this “Agreement”), is executed and delivered at Newark, New York as of this 1st day of May 2019, by CLB, INC., a corporation organized under the laws of the State of Texas (together with its successors and assigns, “Pledgor”),

May 2, 2019 EX-10.4

Pledge Agreement, dated May 1, 2019, by and among Southwest Electronic Energy Corporation, and KeyBank National Association

Exhibit 10.4 PLEDGE AGREEMENT This Pledge Agreement, as it may be amended, restated or otherwise modified from time to time (this “Agreement”), is executed and delivered as of the 1st day of May, 2019, by SOUTHWEST ELECTRONIC ENERGY CORPORATION, a Texas corporation (“Pledgor”), to KEYBANK NATIONAL ASSOCIATION (together with its successors and assigns in its capacity as agent, “Agent”), as agent fo

May 2, 2019 EX-10.5

Assumption and Joinder Agreement, dated May 1, 2019, by and among Ultralife Corporation, Southwest Electronic Energy Corporation, CLB, INC., and KeyBank National Association

Exhibit 10.5 ASSUMPTION AND JOINDER AGREEMENT, dated as of May 1, 2019 (this “Joinder”), is executed in connection with that certain FIRST AMENDMENT AGREEMENT dated as of the date hereof (the “First Amendment”) among ULTRALIFE CORPORATION, a Delaware corporation (“Existing Borrower”), SOUTHWEST ELECTRONIC ENERGY CORPORATION, a Texas corporation (“Southwest”), CLB, INC., a Texas corporation (“CLB”)

May 2, 2019 EX-2.1

Stock Purchase Agreement, dated May 1, 2019, by and among Ultralife Corporation, Southwest Electronic Energy Corporation, Southwest Electronic Energy Medical Research Institute, and Claude Leonard Benckenstein

Exhibit 2.1 EXECUTION VERSION Certain exhibits and schedules to this Stock Purchase Agreement have been omitted pursuant to Item 601(b)(2) of Regulation S-K. For a brief description of the contents of these omitted exhibits and schedules, refer to Omitted Exhibits and Schedules Disclosure List included as part of this Exhibit 2.1. The Company hereby undertakes to furnish supplementally a copy of a

May 2, 2019 10-Q

ULBI / Ultralife Corp. 10-Q Quarterly Report FORM 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal quarter ended March 31, 2019 OR ☐ 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: 0-20852 ULTRALIFE COR

April 26, 2019 10-K/A

ULBI / Ultralife Corp. 10-K/A (Annual Report) FORM 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 2) (Mark One) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2018 OR ☐ 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 0-208

March 18, 2019 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 March 14, 2019 Date of Report (Date of earliest event reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employe

February 15, 2019 10-K/A

ULBI / Ultralife Corp. FORM 10-K/A (Annual Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) (Mark One) /X/ Annual report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended December 31, 2018 OR / / 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

February 8, 2019 SC 13G/A

ULBI / Ultralife Corp. / DIMENSIONAL FUND ADVISORS LP - SCHEDULE 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* ULTRALIFE CORP (Name of Issuer) Common Stock (Title of Class of Securities) 903899102 (CUSIP Number) December 31, 2018 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule

February 7, 2019 EX-99.1

ULTRALIFE CORPORATION AND SUBSIDIARIES

Exhibit 99.1 Ultralife Corporation Reports Fourth Quarter Results Net Income of $19.7 Million Includes $18.7 Million Tax Benefit NEWARK, N.Y. – February 7, 2019 - Ultralife Corporation (NASDAQ: ULBI) reported operating income of $1.1 million on revenue of $20.9 million for the fourth quarter ended December 31, 2018 compared to operating income of $2.1 million on revenue of $22.5 million for the fo

February 7, 2019 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 February 7, 2019 (Date of Report) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer Identification No.) 2000 Tec

February 7, 2019 10-K

ULBI / Ultralife Corp. FORM 10-K (Annual Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) /X/ Annual report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended December 31, 2018 OR / / 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 0-20852 ULTRALIFE COR

February 7, 2019 EX-21

Filed with Form 10-K for the year ended December 31, 2018, filed February 7, 2019

EX-21 2 ex133848.htm EXHIBIT 21 Exhibit 21 SUBSIDIARIES We have a 100% ownership interest in Ultralife Batteries (UK) LTD, incorporated in the United Kingdom. We have a 100% ownership interest in ABLE New Energy Co., Limited, incorporated in Hong Kong, which has a 100% ownership interest in ABLE New Energy Co., Ltd, incorporated in the People’s Republic of China. We have a 100% ownership interest

December 17, 2018 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 December 14, 2018 Date of Report (Date of earliest event reported) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Empl

November 1, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition, 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 October 31, 2018 (Date of Report) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer Identification No.) 2000 Tec

November 1, 2018 EX-99.1

ULTRALIFE CORPORATION AND SUBSIDIARIES

Exhibit 99.1 Ultralife Corporation Reports Third Quarter Results Board of Directors Authorizes Share Repurchase Program NEWARK, N.Y. – November 1, 2018 - Ultralife Corporation (NASDAQ: ULBI) reported operating income of $1.5 million on revenue of $20.3 million for the third quarter ended September 30, 2018. For the third quarter of 2017, the Company reported operating income of $1.3 million on rev

November 1, 2018 10-Q

ULBI / Ultralife Corp. FORM 10-Q (Quarterly Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) [X] QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarter Ended September 30, 2018 OR [ ] 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 0-27460 ULTRALIFE COR

October 25, 2018 EX-99.1

Ultralife Receives $9.5 Million Communications Systems IDIQ Contract

Exhibit 99.1 Ultralife Receives $9.5 Million Communications Systems IDIQ Contract NEWARK, N.Y. October 24, 2018 - Ultralife Corporation (NASDAQ: ULBI) has received a fixed price, indefinite-delivery/indefinite-quantity contract for purchases not to exceed $9.5 million from an undisclosed major defense prime contractor for vehicle communications kits for use by the U.S. Department of Defense. The a

October 25, 2018 8-K

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 the earliest event reported) October 24, 2018 ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS E

October 15, 2018 8-K

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 the earliest event reported) October 15, 2018 ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS E

October 15, 2018 EX-99.1

Ultralife Corporation Awarded $8.3 Million Communications Systems Leader Radio Contract

Exhibit 99.1 Ultralife Corporation Awarded $8.3 Million Communications Systems Leader Radio Contract NEWARK, N.Y. October 15, 2018 - Ultralife Corporation (NASDAQ: ULBI) has been awarded a contract valued at approximately $8.3 million to supply its Vehicle Amplifier-Adaptors (“VAA”) and Mounted VHF Amplifiers to Thales Defense & Security, Inc., a global leader in the development, manufacture, and

October 2, 2018 8-K

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 the earliest event reported) October 2, 2018 ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Em

October 2, 2018 EX-99.1

Ultralife Corporation Awarded $10.9 Million Communications Systems Contract

Exhibit 99.1 Ultralife Corporation Awarded $10.9 Million Communications Systems Contract NEWARK, N.Y. October 2, 2018 - Ultralife Corporation (NASDAQ: ULBI) has been awarded a contract valued at approximately $10.9 million to supply Vehicle Amplifier-Adaptors (“VAA’s”) and Mounted Power Amplifiers to Thales Defense & Security, Inc., a global leader in the development, manufacture, and support of c

August 2, 2018 EX-99.1

Ultralife Corporation Reports Second Quarter Results

Exhibit 99.1 Company Contact: Investor Relations Contact: Ultralife Corporation LHA Philip A. Fain Jody Burfening (315) 210-6110 (212) 838-3777 [email protected] [email protected] Ultralife Corporation Reports Second Quarter Results NEWARK, N.Y. – August 2, 2018 - Ultralife Corporation (NASDAQ: ULBI) reported operating income of $1.6 million on revenue of $22.9 million for the second quarter ended

August 2, 2018 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 August 2, 2018 (Date of Report) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer Identification No.) 2000 Techn

August 2, 2018 10-Q

ULBI / Ultralife Corp. FORM 10-Q (Quarterly Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) [X] QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarter Ended July 1, 2018 OR [ ] 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 0-27460 ULTRALIFE CORPORATI

July 27, 2018 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 the earliest event reported) July 25, 2018 ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Empl

June 1, 2018 DEF 14A

ULBI / Ultralife Corp. FORM DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A 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 ☒ Definitive Proxy Statement permitted

May 31, 2018 EX-1.01

Ultralife Corporation Conflict Minerals Report for the Reporting Period from January 1, 2017 to December 31, 2017

Exhibit 1.01 Ultralife Corporation Conflict Minerals Report for the Reporting Period from January 1, 2017 to December 31, 2017 Introduction Ultralife Corporation has prepared this Conflict Minerals Report (“Report”) for the reporting period from January 1, 2017 to December 31, 2017, as required by Rule 13p-1 under the Securities Exchange Act of 1934 (the "Rule"). Terms used and not defined in this

May 31, 2018 SD

ULBI / Ultralife Corp. FORM SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report Ultralife Corporation (Exact name of Registrant as specified in its charter) Delaware (Jurisdiction of incorporation or organization) 000-20852 (Commission file number) 2000 Technology Parkway, Newark, New York 14513 (Address of principal executive offices) Philip A. Fain 315-332-7100 (Nam

May 3, 2018 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 May 3, 2018 (Date of Report) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer Identification No.) 2000 Technolo

May 3, 2018 EX-99.1

Ultralife Corporation Reports First Quarter Results

Exhibit 99.1 Company Contact: Ultralife Corporation Philip A. Fain (315) 210-6110 [email protected] Investor Relations Contact: LHA Jody Burfening (212) 838-3777 [email protected] Ultralife Corporation Reports First Quarter Results NEWARK, N.Y. – May 3, 2018 - Ultralife Corporation (NASDAQ: ULBI) reported operating income of $2.4 million on revenue of $23.1 million for the first quarter ended April

May 3, 2018 10-Q

ULBI / Ultralife Corp. FORM 10-Q (Quarterly Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) [X] QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Quarter Ended April 1, 2018 OR [ ] 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 0-27460 ULTRALIFE CORPORAT

April 26, 2018 10-K/A

ULBI / Ultralife Corp. FORM 10-K/A (Annual Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K/A (Amendment No. 1) (Mark One) /X/ Annual report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended December 31, 2017 OR / / 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

February 9, 2018 SC 13G/A

ULBI / Ultralife Corp. / DIMENSIONAL FUND ADVISORS LP - SCHEDULE 13G/A Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* ULTRALIFE CORP (Name of Issuer) Common Stock (Title of Class of Securities) 903899102 (CUSIP Number) December 31, 2017 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule

February 8, 2018 SC 13G/A

ULBI / Ultralife Corp. / WELLINGTON MANAGEMENT GROUP LLP - SEC SCHEDULE 13G (Passive Investment)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5 )* Ultralife Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 903899102 (CUSIP Number) December 29, 2017 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this

February 8, 2018 EX-99.1

Ultralife Corporation Reports Fourth Quarter Results

ex104618.htm Exhibit 99.1 Company Contact: Investor Relations Contact: Ultralife Corporation LHA Philip A. Fain Jody Burfening (315) 210-6110 (212) 838-3777 [email protected] [email protected] Ultralife Corporation Reports Fourth Quarter Results NEWARK, N.Y. ? February 8, 2018 ? Ultralife Corporation (NASDAQ: ULBI) reported operating income of $2.1 million on revenue of $22.5 million for the fourth

February 8, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

ulbi201802078k.htm 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 February 8, 2018 (Date of Report) ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission File Number) (IRS Employer Identific

February 8, 2018 10-K

ULBI / Ultralife Corp. FORM 10-K (Annual Report)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) /X/ Annual report pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 For the fiscal year ended December 31, 2017 OR / / 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 0-20852 ULTRALIFE COR

February 8, 2018 EX-21

SUBSIDIARIES

Exhibit 21 SUBSIDIARIES We have a 100% ownership interest in Ultralife Batteries (UK) LTD, incorporated in the United Kingdom.

February 8, 2018 SC 13G/A

ULBI / Ultralife Corp. / Wellington Trust Co NA - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 5 )* Ultralife Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 903899102 (CUSIP Number) December 29, 2017 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this

February 8, 2018 SC 13G/A

ULBI / Ultralife Corp. / Wellington Trust Company, National Association Multiple Common Trust Funds Trust, Micro Cap Equity Portfolio - SEC SCHEDULE 13G Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4 )* Ultralife Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 903899102 (CUSIP Number) December 29, 2017 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this

December 8, 2017 EX-99.1

Ultralife Corporation Awarded $3.9 Million Communications Systems Contract

ex101670.htm Exhibit 99.1 Company Contact: Investor Relations Contact: Ultralife Corporation LHA Philip A. Fain Jody Burfening (315) 210-6110 (212) 838-3777 [email protected] [email protected] Ultralife Corporation Awarded $3.9 Million Communications Systems Contract NEWARK, N.Y. December 8, 2017 - Ultralife Corporation (NASDAQ: ULBI) has been awarded a contract valued at approximately $3.9 million

December 8, 2017 8-K

Other Events, 8-K

ulbi201712078k.htm 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 the earliest event reported) December 8, 2017 ULTRALIFE CORPORATION (Exact name of registrant as specified in its charter) Delaware 000-20852 16-1387013 (State of incorporation) (Commission

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