Y / Alleghany Corp. - Документы SEC, Годовой отчет, Доверенное заявление

Компания Аллегани
US ˙ NYSE ˙ US0171751003
ЭТОТ СИМВОЛ БОЛЬШЕ НЕ АКТИВЕН

Основная статистика
LEI 549300DCJE6AYX159479
CIK 775368
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 Alleghany Corp.
SEC Filings (Chronological Order)
На этой странице представлен полный хронологический список документов SEC, за исключением документов о собственности, которые мы предоставляем в других местах.
February 6, 2023 SC 13G/A

Y / Alleghany Corporation / VICTORY CAPITAL MANAGEMENT INC Passive Investment

SC 13G/A 1 alleghany13ga1123122.htm UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 ( Amendment No.1)* Alleghany Corp. (Name of Issuer) Common Stock (Title of Class of Securities) 017175100 (CUSIP Number) December 31, 2022 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the

October 31, 2022 15-12G

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 15 CERTIFICATION AND NOTICE OF TERMINATION OF REGISTRATION UNDER SECTION 12(g) OF THE SECURITIES EXCHANGE ACT OF 1934 OR SUSPENSION OF DUTY TO FILE REPORTS UNDER SECTIONS 13

OMB APPROVAL OMB Number: 3235-0167 Expires: July 31, 2024 Estimated average burden hours per response 1.

October 19, 2022 EX-99.25

EX-99.25

NOTIFICATION OF THE REMOVAL FROM LISTING AND REGISTRATION OF THE STATED SECURITIES The New York Stock Exchange hereby notifies the SEC of its intention to remove the entire class of the stated securities from listing and registration on the Exchange at the opening of business on October 31, 2022, pursuant to the provisions of Rule 12d2-2 (a).

October 19, 2022 POSASR

As filed with the Securities and Exchange Commission on October 19, 2022

As filed with the Securities and Exchange Commission on October 19, 2022 Registration No.

October 19, 2022 POS AM

As filed with the Securities and Exchange Commission on October 19, 2022

POS AM 1 d292600dposam.htm POS AM As filed with the Securities and Exchange Commission on October 19, 2022 Registration No. 033-55707 Registration No. 033-62477 Registration No. 333-09881 Registration No. 333-13971 Registration No. 333-134996 Registration No. 333-169373 Registration No. 333-198489 Registration No. 333-238047 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 P

October 19, 2022 POS AM

As filed with the Securities and Exchange Commission on October 19, 2022

As filed with the Securities and Exchange Commission on October 19, 2022 Registration No.

October 19, 2022 S-8 POS

As filed with the Securities and Exchange Commission on October 19, 2022

As filed with the Securities and Exchange Commission on October 19, 2022 Registration Statement No.

October 19, 2022 POSASR

As filed with the Securities and Exchange Commission on October 19, 2022

As filed with the Securities and Exchange Commission on October 19, 2022 Registration No.

October 19, 2022 POSASR

As filed with the Securities and Exchange Commission on October 19, 2022

As filed with the Securities and Exchange Commission on October 19, 2022 Registration No.

October 19, 2022 POSASR

As filed with the Securities and Exchange Commission on October 19, 2022

As filed with the Securities and Exchange Commission on October 19, 2022 Registration No.

October 19, 2022 S-8 POS

As filed with the Securities and Exchange Commission on October 19, 2022

As filed with the Securities and Exchange Commission on October 19, 2022 Registration Statement No.

October 19, 2022 S-8 POS

As filed with the Securities and Exchange Commission on October 19, 2022

As filed with the Securities and Exchange Commission on October 19, 2022 Registration Statement No.

October 19, 2022 S-8 POS

As filed with the Securities and Exchange Commission on October 19, 2022

As filed with the Securities and Exchange Commission on October 19, 2022 Registration Statement No.

October 19, 2022 S-8 POS

As filed with the Securities and Exchange Commission on October 19, 2022

As filed with the Securities and Exchange Commission on October 19, 2022 Registration Statement No.

October 19, 2022 EX-3.1

Amended and Restated Certificate of Incorporation of Alleghany Corporation

Exhibit 3.1 AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF ALLEGHANY CORPORATION FIRST. The name of the corporation is Alleghany Corporation (the ?Corporation?). SECOND. The address of the Company?s registered office in the State of Delaware is 1209 Orange Street, Wilmington, Delaware 19801, in the County of New Castle. The name of its registered agent at such address is The Corporation Trus

October 19, 2022 EX-3.2

Amended and Restated Bylaws of Alleghany Corporation, dated as of October 19, 2022

Exhibit 3.2 BYLAWS OF ALLEGHANY CORPORATION a Delaware corporation ARTICLE I - OFFICES SECTION 1. REGISTERED OFFICE. The registered office shall be established and maintained at 1209 Orange Street, Wilmington, Delaware 19801, in the County of New Castle. The name of its registered agent at such address is The Corporation Trust Company. SECTION 2. OTHER OFFICES. The corporation may have other offic

October 19, 2022 S-8 POS

As filed with the Securities and Exchange Commission on October 19, 2022

As filed with the Securities and Exchange Commission on October 19, 2022 Registration Statement No.

October 19, 2022 S-8 POS

As filed with the Securities and Exchange Commission on October 19, 2022

As filed with the Securities and Exchange Commission on October 19, 2022 Registration Statement No.

October 19, 2022 S-8 POS

As filed with the Securities and Exchange Commission on October 19, 2022

As filed with the Securities and Exchange Commission on October 19, 2022 Registration Statement No.

October 19, 2022 8-K

Changes in Control of Registrant, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Termination of a Material Definitive Agreement, Material Modification to Rights of Security Holders, Notice of Delisting or Failure to Satisfy a Continued Listing Rule or Standard; Transfer of Listing, Financial Statements and Exhibits, 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 Date of Report (Date of earliest event reported): October 19, 2022 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission Fil

October 19, 2022 POS AM

As filed with the Securities and Exchange Commission on October 19, 2022

As filed with the Securities and Exchange Commission on October 19, 2022 Registration No.

October 19, 2022 POS AM

As filed with the Securities and Exchange Commission on October 19, 2022

As filed with the Securities and Exchange Commission on October 19, 2022 Registration No.

August 4, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): August 4, 2022 Alleghany Corporation (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction (Commission File Number) (IRS Emplo

August 4, 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 1-9371 ALLEGHANY CORP

August 4, 2022 EX-99.1

ALLEGHANY CORPORATION REPORTS 2022 SECOND QUARTER RESULTS

Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2022 SECOND QUARTER RESULTS NEW YORK, NY, August 4, 2022 ? Alleghany Corporation (NYSE-Y) announced its financial results for the second quarter of 2022. Book value per share was $587.62 at June 30, 2022, a decrease of 8.0% and 13.0% from March 31, 2022 and December 31, 2021, respectively.

June 27, 2022 EX-10.1

First Amendment to Credit Agreement, dated as of June 22, 2022, among the Company, the lenders parties thereto and U.S. Bank National Association, as administrative agent.*

Exhibit 10.1 [***] Certain information has been excluded pursuant to Item 601(b)(10)(iv) of Regulation S-K from this document because it is both not material and is the type that the registrant treats as private or confidential. FIRST AMENDMENT TO CREDIT AGREEMENT This FIRST AMENDMENT TO CREDIT AGREEMENT (this ?First Amendment?), dated as of June 22, 2022 is entered into among ALLEGHANY CORPORATIO

June 27, 2022 8-K

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 Date of Report (Date of earliest event reported): June 22, 2022 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission File N

June 9, 2022 EX-99.1

Alleghany Corporation Stockholders Approve Acquisition By Berkshire Hathaway

Exhibit 99.1 Alleghany Corporation Stockholders Approve Acquisition By Berkshire Hathaway NEW YORK, June 9, 2022 ? Alleghany Corporation (NYSE: Y) today announced that its stockholders voted to approve and adopt the Agreement and Plan of Merger, dated as of March 20, 2022 (the ?Merger Agreement?), pursuant to which Alleghany will be acquired by Berkshire Hathaway Inc. (NYSE: BRK.A; BRK.B) for $848

June 9, 2022 8-K

Financial Statements and Exhibits, Other Events, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 9, 2022 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission File Nu

May 27, 2022 EX-1.01

Alleghany Corporation Conflict Minerals Report For the Year Ended December 31, 2021

EX-1.01 2 d284925dex101.htm EX-1.01 Exhibit 1.01 Alleghany Corporation Conflict Minerals Report For the Year Ended December 31, 2021 Overview This report has been prepared by Alleghany Corporation pursuant to Rule 13p-1 (the “Rule”) promulgated under the Securities Exchange Act of 1934, as amended. The Rule currently designates columbite-tantalite or coltan (the metal ore from which tantalum is ex

May 27, 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 permitted by Rule 14a6(e)(2)) ? Defini

May 27, 2022 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of inco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification Number) 1411 Broadway, 34th Floor, New York, New York 10018 (Addre

May 5, 2022 EX-99.1

ALLEGHANY CORPORATION REPORTS 2022 FIRST QUARTER RESULTS

Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2022 FIRST QUARTER RESULTS NEW YORK, NY, May 5, 2022 ? Alleghany Corporation (NYSE-Y) announced its financial results for the first quarter of 2022. Book value per share was $638.83 at March 31, 2022, a decrease of 5.4% from December 31, 2021. Excluding the change in accumulated other comp

May 5, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 5, 2022 Alleghany Corporation (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction (Commission File Number) (IRS Employer

May 5, 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 1-9371 ALLEGHANY COR

April 29, 2022 DEFM14A

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

DEFM14A 1 ny20003698x2defm14a.htm DEFM14A TABLE OF CONTENTS 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 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 O

April 29, 2022 10-K/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K/A Amendment No. 1 ☒ 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 REP

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K/A Amendment No. 1 ? 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

April 18, 2022 EX-99.1

Alleghany Corporation Announces End of “Go-Shop” Period

Exhibit 99.1 Alleghany Corporation Announces End of ?Go-Shop? Period NEW YORK, April 18, 2022 ? Alleghany Corporation (NYSE: Y) today announced the end of the ?go-shop? period under the previously announced definitive merger agreement with Berkshire Hathaway Inc. (NYSE:BRK.A; BRK.B). Under the terms of the agreement, Alleghany and its representatives were permitted to solicit and consider alternat

April 18, 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 Date of Report (Date of earliest event reported): April 18, 2022 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission File

April 18, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 18, 2022 ALLEGHANY CORPORAT

DEFA14A 1 d349736ddefa14a.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 18, 2022 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdicti

April 11, 2022 PREM14A

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

PREM14A 1 ny20003698x1prem14a.htm PREM14A TABLE OF CONTENTS 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 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 On

April 11, 2022 EX-FILING FEES

Calculation of Filing Fee Tables SCHEDULE 14A (Form Type) Alleghany Corporation (Name of Registrant as Specified in its Charter) Table 1: Transaction Valuation

Exhibit 107 Exhibit Fee Table Calculation of Filing Fee Tables SCHEDULE 14A (Form Type) Alleghany Corporation (Name of Registrant as Specified in its Charter) Table 1: Transaction Valuation Proposed Maximum Aggregate Value of Transaction Fee rate Amount of Filing Fee Fees to Be Paid $ 11,569,357,927.

March 21, 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 Date of Report (Date of earliest event reported): March 21, 2022 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission File

March 21, 2022 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 20, 2022 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission File

March 21, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 20, 2022 ALLEGHANY CORPORAT

DEFA14A 1 d336331ddefa14a.htm DEFA14A UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 20, 2022 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdicti

March 21, 2022 EX-99.1

Berkshire Hathaway to Acquire Alleghany Corporation for $848.02 Per Share in $11.6 Billion Transaction

Exhibit 99.1 Berkshire Hathaway to Acquire Alleghany Corporation for $848.02 Per Share in $11.6 Billion Transaction ? All-cash transaction provides significant premium, delivering substantial and certain value for Alleghany stockholders ? Strong strategic fit between Berkshire Hathaway and Alleghany ? Alleghany and its subsidiaries will continue to operate as an independent entity with increased c

March 21, 2022 EX-2.1

Agreement and Plan of Merger, dated as of March 20, 2022, by and among Alleghany Corporation, Berkshire Hathaway Inc. and O&M Acquisition Corp.

Exhibit 2.1 Execution Version AGREEMENT AND PLAN OF MERGER by and among BERKSHIRE HATHAWAY INC., O&M ACQUISITION CORP. and ALLEGHANY CORPORATION dated as of March 20, 2022 Table of Contents Page ARTICLE I THE MERGER 1 Section 1.1 The Merger 1 Section 1.2 Closing 2 Section 1.3 Effective Time 2 Section 1.4 Effect of the Merger 2 Section 1.5 Certificate of Incorporation and Bylaws of the Surviving Co

March 21, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 21, 2022 ALLEGHANY CORPORAT

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 21, 2022 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission File

March 21, 2022 EX-99.1

ALLEGHANY CORPORATION 1411 Broadway 34TH FLOOR NEW YORK, NY 10018 JOSEPH P. BRANDON PRESIDENT AND 212-508-8118 CHIEF EXECUTIVE OFFICER [email protected]

Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway 34TH FLOOR NEW YORK, NY 10018 JOSEPH P. BRANDON PRESIDENT AND 212-508-8118 CHIEF EXECUTIVE OFFICER [email protected] March 21, 2022 Dear Colleagues, I am pleased to share this morning?s news that Alleghany Corporation will be acquired by Berkshire Hathaway for $848.02 per share in cash, for a total transaction value of approximately $11.6 billi

February 28, 2022 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 23, 2022 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission Fi

February 28, 2022 EX-10.1

Letter Agreement, dated February 23, 2022, between Alleghany Corporation and Joseph P. Brandon

Exhibit 10.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, New York 10018 February 23, 2022 Joseph P. Brandon Dear Joe: This letter agreement will confirm the terms of your continued employment with Alleghany Corporation, a Delaware corporation (?Alleghany?), effective as of December 31, 2021 (the ?Effective Date?). Capitalized terms used but not defined herein shall have the meanings

February 23, 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 ? 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 1-9371 ALLEGHANY CORPORATION (Exact

February 23, 2022 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): February 23, 2022 Alleghany Corporation (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction (Commission File Number) (IRS Em

February 23, 2022 EX-21

List of subsidiaries of Alleghany.

Exhibit 21 SUBSIDIARIES OF ALLEGHANY CORPORATION Alleghany Insurance Holdings LLC (Delaware) CapSpecialty, Inc.

February 23, 2022 EX-99.1

ALLEGHANY CORPORATION REPORTS 2021 FOURTH QUARTER AND FULL YEAR RESULTS Record earnings of $1,035 million and adjusted earnings1 of $619 million in 2021 Book value per share increased 8.3% in 2021

Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2021 FOURTH QUARTER AND FULL YEAR RESULTS Record earnings of $1,035 million and adjusted earnings1 of $619 million in 2021 Book value per share increased 8.3% in 2021 NEW YORK, NY, February 23, 2022 ? Alleghany Corporation (NYSE-Y) announced its financial results for the fourth quarter and

February 9, 2022 SC 13G/A

Y / Alleghany Corporation / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 8)* Name of issuer: Alleghany Corp. Title of Class of Securities: Common Stock CUSIP Number: 017175100 Date of Event Which Requires Filing of this Statement: December 31, 2021 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ??Rul

February 2, 2022 SC 13G

Y / Alleghany Corporation / VICTORY CAPITAL MANAGEMENT INC Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 ( Amendment No.)* Alleghany Corp. (Name of Issuer) Common Stock (Title of Class of Securities) 017175100 (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 Schedule

November 19, 2021 EX-10.2

Letter Agreement, dated November 15, 2021, between the Company and Weston M. Hicks.

Exhibit 10.2 November 15, 2021 Weston M. Hicks [Redacted] Re: Restricted Stock Unit and Performance Share Vesting Dear Weston: Reference is hereby made to (i) the Restricted Stock Unit Award Agreement by and between Alleghany Corporation (the ?Company?) and you dated as of January 15, 2019 (the ?RSU Agreement?), and (ii) the Performance Share Award Agreements by and between the Company and you dat

November 19, 2021 EX-10.1

Consulting Agreement, dated November 16, 2021, between the Company and Weston M. Hicks.

Exhibit 10.1 CONSULTING AGREEMENT CONSULTING AGREEMENT (this ?Consulting Agreement?) dated as of this 16th day of November 2021 (the ?Agreement Date?), by and between Alleghany Corporation (?Alleghany? or the ?Company?) and Weston M. Hicks, located at [Redacted], (?Mr. Hicks?), his affiliates, successors and assigns (collectively, the ?Consultant?). WHEREAS, Mr. Hicks announced his intention to re

November 19, 2021 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 15, 2021 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission Fi

November 4, 2021 EX-99.1

ALLEGHANY CORPORATION REPORTS 2021 THIRD QUARTER RESULTS

Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2021 THIRD QUARTER RESULTS NEW YORK, NY, November 4, 2021 ? Alleghany Corporation (NYSE-Y) announced its financial results for the third quarter of 2021. Book value per share was $644.37, a decrease of (2.1%) from June 30, 2021 and an increase of 3.3% from December 31, 2020, respectively.

November 4, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): November 4, 2021 Alleghany Corporation (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction (Commission File Number) (IRS Emp

November 4, 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 1-9371 ALLEGHANY

September 23, 2021 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): September 21, 2021 ALLEGHANY CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 1-9371 51-0283071 (State or Other Jurisdiction of Incorporation) (Commission F

September 23, 2021 EX-99.1

Chris H. Cheesman Joins Alleghany Corporation Board of Directors

EXHIBIT 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 Chris H. Cheesman Joins Alleghany Corporation Board of Directors NEW YORK, NY, September 21, 2021 - Alleghany Corporation (NYSE: Y) today announced that its Board of Directors has elected Chris H. Cheesman as a new independent director, increasing the size of the Board from eight to nine directors. Ms. Cheesman is a me

August 13, 2021 EX-1.1

Underwriting Agreement, dated August 10, 2021, by and among Alleghany Corporation and BMO Capital Markets Corp., Goldman Sachs & Co. LLC, U.S. Bancorp Investments, Inc. and Wells Fargo Securities, LLC.

Exhibit 1.1 ALLEGHANY CORPORATION $500,000,000 3.250% Senior Notes due 2051 UNDERWRITING AGREEMENT August 10, 2021 BMO Capital Markets Corp. 3 Times Square New York, NY 10036 Goldman Sachs & Co. LLC 200 West Street New York, NY 10282 U.S. Bancorp Investments, Inc. 214 N. Tryon Street, 26th Floor Charlotte, North Carolina 28202 Wells Fargo Securities, LLC 550 South Tryon Street Charlotte, NC 28202

August 13, 2021 8-K

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 Date of Report (Date of earliest event reported): August 10, 2021 ALLEGHANY CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 1-9371 51-0283071 (State or Other Jurisdiction of Incorporation) (Commission File

August 13, 2021 EX-4.1

Fifth Supplemental Indenture, dated as of August 13, 2021, by and between Alleghany Corporation and The Bank of New York Mellon, as Trustee, including the form of the Senior Notes attached as Exhibit A thereto, filed as Exhibit 4.1 to Alleghany’s Current Report on Form 8-K filed on August 13, 2021, is incorporated herein by reference.

Exhibit 4.1 ALLEGHANY CORPORATION as Issuer AND THE BANK OF NEW YORK MELLON as Trustee FIFTH SUPPLEMENTAL INDENTURE Dated as of August 13, 2021 Supplement to Indenture dated as of September 20, 2010 Table of Contents Page ARTICLE 1 CREATION OF THE NOTES Section 1.01. Designation of Series 2 Section 1.02. Form of Note; Denomination 2 Section 1.03. Limit on Amount of Series 2 Section 1.04. Interest

August 11, 2021 424B2

CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to be Registered Amount to be Registered Amount of Registration Fee(1) 3.250% Senior Notes due 2051 $500,000,000 $54,550

Table of Contents Filed Pursuant to Rule 424(b)(2) Registration No. 333-238047 CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to be Registered Amount to be Registered Amount of Registration Fee(1) 3.250% Senior Notes due 2051 $500,000,000 $54,550 (1) Calculated in accordance with Rule 457(r) under the Securities Act of 1933, as amended. Table of Contents PROSPECTUS SUPPLEMENT (T

August 10, 2021 424B5

SUBJECT TO COMPLETION, DATED AUGUST 10, 2021

Table of Contents Filed Pursuant to Rule 424(b)(5) Registration No. 333-238047 The information in this preliminary prospectus supplement is not complete and may be changed. This preliminary prospectus supplement and the accompanying prospectus are not an offer to sell these securities, and they are not soliciting an offer to buy these securities in any jurisdiction where the offer or sale is not p

August 10, 2021 FWP

Alleghany Corporation $500,000,000 3.250% SENIOR NOTES DUE 2051 Final Term Sheet August 10, 2021 Issuer: Alleghany Corporation Title of Securities: 3.250% Senior Notes due 2051 (the “Notes”) Security Type: Senior Unsecured Fixed Rate Notes Ratings* (

Issuer Free Writing Prospectus dated August 10, 2021 Filed Pursuant to Rule 433 Relating to the Preliminary Prospectus Supplement dated August 10, 2021 (To Prospectus dated May 6, 2020) Registration Statement No.

August 10, 2021 POSASR

As filed with the Securities and Exchange Commission on August 10, 2021

As filed with the Securities and Exchange Commission on August 10, 2021 Registration No.

August 5, 2021 EX-99.1

ALLEGHANY CORPORATION REPORTS 2021 SECOND QUARTER RESULTS

Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2021 SECOND QUARTER RESULTS NEW YORK, NY, August 5, 2021 ? Alleghany Corporation (NYSE-Y) announced its financial results for the second quarter of 2021. Book value per share was $658.23, an increase of 5.5% and 5.6% from March 31, 2021 and December 31, 2020, respectively. Excluding accumu

August 5, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 5, 2021 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission File

August 5, 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 1-9371 ALLEGHANY CORP

June 15, 2021 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 14, 2021 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission File N

June 1, 2021 EX-1.01

Conflict Minerals Report for the reporting period from January 1, 2020 to December 31, 2020.

Exhibit 1.01 Alleghany Corporation Conflict Minerals Report For the Year Ended December 31, 2020 Overview This report has been prepared by Alleghany Corporation pursuant to Rule 13p-1 (the ?Rule?) promulgated under the Securities Exchange Act of 1934, as amended. The Rule currently designates columbite-tantalite or coltan (the metal ore from which tantalum is extracted), cassiterite (the metal ore

June 1, 2021 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of inco

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification Number) 1411 Broadway, 34th Floor, New York, New York 10018 (Addre

May 6, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 6, 2021 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission File Num

May 6, 2021 EX-99.1

ALLEGHANY CORPORATION REPORTS 2021 FIRST QUARTER RESULTS

Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2021 FIRST QUARTER RESULTS NEW YORK, NY, May 6, 2021 ? Alleghany Corporation (NYSE-Y) announced its financial results for the first quarter of 2021. Book value per share was $623.78, approximately equal to book value per share at December 31, 2020, and an increase of 2.8% from the book val

May 6, 2021 10-Q

Quarterly Report - 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 1-9371 ALLEGHANY COR

April 26, 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 Date of Report (Date of earliest event reported): April 23, 2021 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission File

March 16, 2021 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 16, 2021 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission File

March 15, 2021 DEF 14A

- DEFINITIVE PROXY STATEMENT

Table of Contents 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 permitted by Rule 14

March 15, 2021 DEF 14A

- DEFINITIVE PROXY STATEMENT

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March 3, 2021 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): March 1, 2021 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission File N

March 3, 2021 EX-99.1

ALLEGHANY CORPORATION ANNOUNCES CEO SUCCESSION AND EXECUTIVE APPOINTMENTS

Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION ANNOUNCES CEO SUCCESSION AND EXECUTIVE APPOINTMENTS NEW YORK, NY, March 3, 2021 ? Alleghany Corporation (NYSE: Y) announced today that Weston M. Hicks, President and Chief Executive Officer, has elected to retire as Chief Executive Officer and a director of Alleghany at year-end 2021. Joseph P. Br

February 23, 2021 10-K

Annual Report - 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ?ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 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 1-9371 ALLEGHANY CORPORATION (Exact na

February 23, 2021 EX-21

List of subsidiaries of Alleghany.

Exhibit 21 SUBSIDIARIES OF ALLEGHANY CORPORATION Alleghany Insurance Holdings LLC (Delaware) CapSpecialty, Inc.

February 23, 2021 EX-99.1

ALLEGHANY CORPORATION REPORTS 2020 FOURTH QUARTER AND FULL YEAR RESULTS

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2020 FOURTH QUARTER AND FULL YEAR RESULTS NEW YORK, NY, February 23, 2021 – Alleghany Corporation (NYSE-Y) announced its financial results for the three months and year ended December 31, 2020. Book value per share was $623.57, an increase of 2.9% from September 30, 2020 and an inc

February 23, 2021 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 23, 2021 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission Fi

February 12, 2021 SC 13G/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* ALLEGHANY CORP (Name of Issuer) Common Stock (Title of Class of Securities) 017175100 (CUSIP Number) Dec

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* ALLEGHANY CORP (Name of Issuer) Common Stock (Title of Class of Securities) 017175100 (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 Schedule

February 10, 2021 SC 13G/A

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 7)*

SC 13G/A 1 tv0172-alleghanycorp.htm SCHEDULE 13G/A SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 7)* Name of issuer: Alleghany Corp. Title of Class of Securities: Common Stock CUSIP Number: 017175100 Date of Event Which Requires Filing of this Statement: December 31, 2020 Check the appropriate box to designate the r

November 3, 2020 EX-99.1

ALLEGHANY CORPORATION REPORTS 2020 THIRD QUARTER RESULTS Book Value Per Share Increases 2.6%

EX-99.1 2 d49118dex991.htm EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2020 THIRD QUARTER RESULTS Book Value Per Share Increases 2.6% NEW YORK, NY, November 3, 2020 – Alleghany Corporation (NYSE-Y) announced its financial results for the third quarter and first nine months of 2020. Highlights are below. Consolidated • Book v

November 3, 2020 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 3, 2020 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission Fil

November 3, 2020 10-Q

Quarterly Report - 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 1-9371 ALLEGHANY

November 3, 2020 EX-3.1

Amended and Restated By-laws of Alleghany, as amended November 3, 2020, filed as Exhibit 3.1 to Alleghany’s Quarterly Report on Form 10-Q for the quarter ended September 30, 2020, is incorporated herein by reference.

Exhibit 3.1 AMENDED AND RESTATED BY-LAWS OF ALLEGHANY CORPORATION DELAWARE ARTICLE I. STOCKHOLDERS Section 1. Annual Meetings The annual meeting of stockholders for the election of directors and for the transaction of any other business that may properly come before the meeting in accordance with these by-laws of Alleghany Corporation (the “Corporation”) (as amended from time to time in accordance

September 21, 2020 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): September 21, 2020 ALLEGHANY CORP

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): September 21, 2020 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission F

August 10, 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 Date of Report (Date of earliest event reported): August 10, 2020 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission File

August 5, 2020 10-Q

Quarterly Report - 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 1-9371 ALLEGHANY CORP

August 4, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 4, 2020 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission File

August 4, 2020 EX-99.1

ALLEGHANY CORPORATION REPORTS 2020 SECOND QUARTER RESULTS Book Value Per Share Increases 7.6%

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2020 SECOND QUARTER RESULTS Book Value Per Share Increases 7.6% NEW YORK, NY, August 4, 2020 – Alleghany Corporation (NYSE-Y) announced its financial results for the second quarter and first six months of 2020. Highlights are below. Consolidated ● Book value per share1 was $590.85

June 1, 2020 EX-1.01

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

EX-1.01 Exhibit 1.01 Alleghany Corporation Conflict Minerals Report For the Year Ended December 31, 2019 Overview This report has been prepared by Alleghany Corporation pursuant to Rule 13p-1 (the “Rule”) promulgated under the Securities Exchange Act of 1934, as amended. The Rule currently designates columbite-tantalite or coltan (the metal ore from which tantalum is extracted), cassiterite (the m

June 1, 2020 SD

- FORM SD

Form SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification Number) 1411 Broadway, 34th Floor, New York, New York 1001

May 18, 2020 8-K

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 Date of Report (Date of earliest event reported): May 13, 2020 ALLEGHANY CORPORATION (Exact Name of Registrant as Specified in its Charter) Delaware 1-9371 51-0283071 (State or Other Jurisdiction (Commission File Number) (IRS Employe

May 18, 2020 EX-4.1

Fourth Supplemental Indenture, dated as of May 18, 2020, by and between Alleghany Corporation and The Bank of New York Mellon, as Trustee, including the form of the Senior Notes attached as Exhibit A thereto, filed as Exhibit 4.1 to Alleghany’s Current Report on Form 8-K filed on May 18, 2020, is incorporated herein by reference.

EX-4.1 Exhibit 4.1 ALLEGHANY CORPORATION as Issuer AND THE BANK OF NEW YORK MELLON as Trustee FOURTH SUPPLEMENTAL INDENTURE Dated as of May 18, 2020 Supplement to Indenture dated as of September 20, 2010 Table of Contents Page ARTICLE 1 CREATION OF THE NOTES Section 1.01. Designation of Series 2 Section 1.02. Form of Note; Denomination 2 Section 1.03. Limit on Amount of Series 2 Section 1.04. Inte

May 18, 2020 EX-1.1

Underwriting Agreement, dated May 13, 2020, by and among Alleghany Corporation and BMO Capital Markets Corp., Goldman Sachs & Co. LLC, U.S. Bancorp Investments, Inc. and Wells Fargo Securities, LLC.

EX-1.1 Exhibit 1.1 EXECUTION VERSION ALLEGHANY CORPORATION $500,000,000 3.625% Senior Notes due 2030 UNDERWRITING AGREEMENT May 13, 2020 BMO Capital Markets Corp. 3 Times Square New York, NY 10036 Goldman Sachs & Co. LLC 200 West Street New York, NY 10282 U.S. Bancorp Investments, Inc. 214 N. Tryon Street, 26th Floor Charlotte, North Carolina 28202 Wells Fargo Securities, LLC 550 South Tryon Stree

May 14, 2020 424B2

CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to be Registered Amount to be Registered Amount of Registration Fee(1) 3.625% Senior Notes due 2030 $500,000,000 $64,900

424B2 Table of Contents Filed Pursuant to Rule 424(b)(2) Registration No. 333-238047 CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to be Registered Amount to be Registered Amount of Registration Fee(1) 3.625% Senior Notes due 2030 $500,000,000 $64,900 (1) Calculated in accordance with Rule 457(r) under the Securities Act of 1933, as amended. Table of Contents PROSPECTUS SUPPLEM

May 14, 2020 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 8, 2020 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction (Commission File Number) (IRS Employer

May 13, 2020 FWP

Alleghany Corporation $500,000,000 3.625% SENIOR NOTES DUE 2030 Final Term Sheet May 13, 2020 Issuer: Alleghany Corporation Title of Securities: 3.625% Senior Notes due 2030 (the “Notes”) Security Type: Senior Unsecured Fixed Rate Notes Ratings* (Moo

FWP Issuer Free Writing Prospectus Filed Pursuant to Rule 433 Registration Statement No.

May 11, 2020 424B5

SUBJECT TO COMPLETION, DATED MAY 11, 2020

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

May 6, 2020 EX-24.1

Powers of Attorney.

EX-24.1 Exhibit 24.1 Power of Attorney KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Weston M. Hicks, his or her true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities (including his or her capacity as a director and/or

May 6, 2020 EX-24.1

Powers of Attorney.

EX-24.1 Exhibit 24.1 Power of Attorney KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Weston M. Hicks, his or her true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities (including his or her capacity as a director and/or

May 6, 2020 EX-24.1

Powers of Attorney.

EX-24.1 Exhibit 24.1 Power of Attorney KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Weston M. Hicks, his or her true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities (including his or her capacity as a director and/or

May 6, 2020 S-8 POS

- S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on May 6, 2020 Registration Statement No.

May 6, 2020 EX-24.1

Powers of Attorney.

EX-24.1 Exhibit 24.1 Power of Attorney KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Weston M. Hicks, his or her true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities (including his or her capacity as a director and/or

May 6, 2020 S-8 POS

- S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on May 6, 2020 Registration Statement No.

May 6, 2020 EX-24.1

Powers of Attorney.

EX-24.1 Exhibit 24.1 Power of Attorney KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Weston M. Hicks, his or her true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities (including his or her capacity as a director and/or

May 6, 2020 S-8 POS

- S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on May 6, 2020 Registration Statement No.

May 6, 2020 S-8 POS

- S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on May 6, 2020 Registration Statement No.

May 6, 2020 EX-25.1

Statement of Eligibility on Form T-1 under the Trust Indenture Act of 1939, as amended, of The Bank of New York Mellon, as Trustee with respect to the Indenture, dated as of September 20, 2010.

EX-25.1 Exhibit 25.1 UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM T-1 STATEMENT OF ELIGIBILITY UNDER THE TRUST INDENTURE ACT OF 1939 OF A CORPORATION DESIGNATED TO ACT AS TRUSTEE ☐ CHECK IF AN APPLICATION TO DETERMINE ELIGIBILITY OF A TRUSTEE PURSUANT TO SECTION 305(b)(2) THE BANK OF NEW YORK MELLON (Exact name of trustee as specified in its charter) New York 13-516

May 6, 2020 S-8 POS

- S-8 POS

S-8 POS As filed with the Securities and Exchange Commission on May 6, 2020 Registration Statement No.

May 6, 2020 S-3ASR

- S-3ASR

S-3ASR Table of Contents As filed with the Securities and Exchange Commission on May 6, 2020 Registration No.

May 6, 2020 EX-24.1

Powers of Attorney.

EX-24.1 Exhibit 24.1 Power of Attorney KNOW ALL MEN BY THESE PRESENTS, that each person whose signature appears below constitutes and appoints Weston M. Hicks, his or her true and lawful attorney-in-fact and agent, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities (including his or her capacity as a director and/or

May 5, 2020 EX-99.1

ALLEGHANY CORPORATION REPORTS 2020 FIRST QUARTER RESULTS

EXHIBIT 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2020 FIRST QUARTER RESULTS NEW YORK, NY, May 5, 2020 – Alleghany Corporation (NYSE-Y) announced its financial results for the first quarter of 2020. Highlights are below. • Book value per share1 was $549.07 as of March 31, 2020, a decrease of 7.7% from year-end 2019 after adjusting for the

May 5, 2020 10-Q

Quarterly Report - 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 1-9371 ALLEGHANY COR

May 5, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of The Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 5, 2020 Alleghany Corporation (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or Other Jurisdiction of Incorporation) (Commission File Num

April 24, 2020 DEFA14A

-

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

April 13, 2020 DEFA14A

Y / Alleghany Corp. DEFA14A - -

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

March 16, 2020 DEF 14A

DEFINITIVE PROXY STATEMENT

NOTICE OF 2020 Annual Meeting of Stockholders and Proxy StatementLetter from the Chairman Dear Alleghany Stockholder: Thank you for your continued ownership and support of Alleghany Corporation.

March 16, 2020 DEF 14A

Schedule 14A

Table of Contents 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 permitted by Rule 14

February 19, 2020 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 19, 2020 Alleghany Corporation (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission Fi

February 19, 2020 10-K

Annual Report - 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ☑ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 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 1-9371 ALLEGHANY CORPORATION (Exact

February 19, 2020 EX-4.06

Description of Alleghany’s Securities, filed as Exhibit 4.06 to Alleghany’s Annual Report on Form 10-K filed on February 19, 2020, is incorporated herein by reference.

Exhibit 4.06 DESCRIPTION OF THE REGISTRANT’S SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 Alleghany Corporation (“Alleghany”) has one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”): its common stock, par value $1.00 per share (“Common Stock”). The following is a summary of the material t

February 19, 2020 EX-99.1

ALLEGHANY CORPORATION REPORTS 2019 FOURTH QUARTER AND FULL YEAR RESULTS Declares Special Dividend of $15 per Share Book Value Per Share Increases 15.8% in 2019

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2019 FOURTH QUARTER AND FULL YEAR RESULTS Declares Special Dividend of $15 per Share Book Value Per Share Increases 15.8% in 2019 NEW YORK, NY, February 19, 2020 – Alleghany Corporation (NYSE-Y) announced its financial results for the three months and year ended December 31, 2019.

February 12, 2020 SC 13G/A

Y / Alleghany Corp. / VANGUARD GROUP INC - SCHEDULE 13G/A Passive Investment

SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 6)* Name of issuer: Alleghany Corp Title of Class of Securities: Common Stock CUSIP Number: 017175100 Date of Event Which Requires Filing of this Statement: December 31, 2019 Check the appropriate box to designate the rule pursuant to which this Schedule is filed: ☒ Rule

February 10, 2020 SC 13G/A

Y / Alleghany Corp. / Boston Partners - ROBECO INVESTMENT MANAGEMENT INC. Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* ALLEGHANY CORP (Name of Issuer) Common Stock (Title of Class of Securities) 017175100 (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

January 2, 2020 CORRESP

Y / Alleghany Corp. CORRESP - -

CORRESP ALLEGHANY CORPORATION 1411 Broadway New York, New York 10018 January 2, 2020 VIA EDGAR Division of Corporation Finance Securities and Exchange Commission 100 F Street, N.

December 23, 2019 EX-10.1

Amendment to Alleghany Retirement Plan, filed as Exhibit 10.1 to Alleghany’s Current Report on Form 8-K filed on December 23, 2019, is incorporated herein by reference.

EX-10.1 Exhibit 10.1 AMENDMENT TO THE ALLEGHANY CORPORATION RETIREMENT PLAN (As Amended and Restated as of December 31, 2015) WHEREAS, Alleghany Corporation, a Delaware corporation (“Alleghany”), currently sponsors and maintains the Alleghany Corporation Retirement Plan (the “Plan”) primarily for the purpose of providing nonqualified deferred compensation retirement benefits for a select group of

December 23, 2019 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 17, 2019 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission Fi

December 12, 2019 8-K

Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 OR 15(d) of THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): December 12, 2019 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission Fi

November 5, 2019 EX-99.1

ALLEGHANY CORPORATION REPORTS 2019 THIRD QUARTER RESULTS Book value per share increases 1.8%

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2019 THIRD QUARTER RESULTS Book value per share increases 1.8% NEW YORK, NY, November 5, 2019 – Alleghany Corporation (NYSE-Y) announced its financial results for the third quarter and first nine months of 2019. Highlights are below. ● Book value per share1 was $612.87 as of Septem

November 5, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 5, 2019 Alleghany Corporation (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission Fil

November 5, 2019 10-Q

Quarterly Report - 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, 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 1-9371 ALLEGHANY

October 28, 2019 EX-10.2

CapSpecialty, Inc. 2019 Restricted Share Plan, filed as Exhibit 10.2 to Alleghany’s Current Report on Form 8-K filed on October 22, 2019, is incorporated herein by reference.

EX-10.2 Exhibit 10.2 CAPSPECIALTY, INC. 2019 RESTRICTED SHARE PLAN This CapSpecialty, Inc. 2019 Restricted Share Plan (the “Plan”) has been adopted by the Board on October 22, 2019 and shall be effective immediately following the occurrence of the mandatory conversion contemplated by Section 5.1(b) of the Third Amended and Restated of Incorporation of the Company (the “Effective Time”). The Plan s

October 28, 2019 8-K

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

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): October 22, 2019 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission Fil

October 28, 2019 EX-10.1

Employment Agreement, dated October 22, 2019, between Capitol Indemnity Corporation and John L. Sennott, Jr., filed as Exhibit 10.1 to Alleghany’s Current Report on Form 8-K filed on October 22, 2019, is incorporated herein by reference.

EX-10.1 Exhibit 10.1 EMPLOYMENT AGREEMENT This EMPLOYMENT AGREEMENT (the “Employment Agreement”) is made as of October 22, 2019 (the “Effective Date”), to be effective as of the date hereof, by and between Capitol Indemnity Corporation, a Wisconsin corporation (the “Company”), and John L. Sennott (the “Executive”). WHEREAS, the Company desires to employ Executive and to enter into this Employment

August 6, 2019 EX-99.1

ALLEGHANY CORPORATION REPORTS 2019 SECOND QUARTER RESULTS Book value per share increases 5.6%

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2019 SECOND QUARTER RESULTS Book value per share increases 5.6% NEW YORK, NY, August 6, 2019 – Alleghany Corporation (NYSE-Y) announced its financial results for the second quarter and first six months of 2019. Highlights are below. ● Book value per share1 was $601.90 as of June 30

August 6, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 6, 2019 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commiss

August 6, 2019 10-Q

Quarterly Report - FORM 10-Q

Table of Contents 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 Numbe r 1-

July 1, 2019 EX-99.1

ALLEGHANY CORPORATION ANNOUNCES EXECUTIVE APPOINTMENTS

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION ANNOUNCES EXECUTIVE APPOINTMENTS NEW YORK, NY, July 1, 2019 – Alleghany Corporation (NYSE:Y) today announced that Mr. Jack Sennott has been appointed Chairman, Chief Executive Officer and President of Alleghany’s wholly-owned subsidiary, CapSpecialty, Inc., an underwriter of commercial pro

July 1, 2019 8-K

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

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 1, 2019 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commissio

May 31, 2019 EX-1.01

Alleghany Corporation Conflict Minerals Report For the Year Ended December 31, 2018

EX-1.01 Exhibit 1.01 Alleghany Corporation Conflict Minerals Report For the Year Ended December 31, 2018 Overview This report has been prepared by Alleghany Corporation pursuant to Rule 13p-1 (the “Rule”) promulgated under the Securities Exchange Act of 1934, as amended. The Rule currently designates columbite-tantalite or coltan (the metal ore from which tantalum is extracted), cassiterite (the m

May 31, 2019 SD

Y / Alleghany Corp. SD - - FORM SD

Form SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification Number) 1411 Broadway, 34th Floor, New York, New York 1001

May 7, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 7, 2019 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission

May 7, 2019 EX-99.1

ALLEGHANY CORPORATION REPORTS 2019 FIRST QUARTER RESULTS Book value per common share increases 8.0%

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2019 FIRST QUARTER RESULTS Book value per common share increases 8.0% NEW YORK, NY, May 7, 2019 – Alleghany Corporation (NYSE-Y) announced its financial results for the first quarter of 2019. Highlights are below. ● Book value per common share1 was $570.09 as of March 31, 2019, an

May 7, 2019 10-Q

Quarterly Report - FORM 10-Q

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

April 30, 2019 8-K

Submission of Matters to a Vote of Security Holders

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 26, 2019 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commiss

March 15, 2019 DEF 14A

Y / Alleghany Corp. DEF 14A

DEF 14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 20, 2019 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 20, 2019 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Comm

February 20, 2019 EX-99.1

ALLEGHANY CORPORATION REPORTS 2018 FOURTH QUARTER AND FULL YEAR RESULTS

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2018 FOURTH QUARTER AND FULL YEAR RESULTS NEW YORK, NY, February 20, 2019 – Alleghany Corporation (NYSE-Y) announced today its financial results for the three months and year-ended December 31, 2018. Highlights are below. ● Book value per common share1 was $527.75 as of December 31

February 20, 2019 EX-21

List of subsidiaries of Alleghany.

EX-21 Exhibit 21 SUBSIDIARIES OF ALLEGHANY CORPORATION Alleghany Insurance Holdings LLC (Delaware) CapSpecialty, Inc.

February 20, 2019 10-K

Y / Alleghany Corp. 10-K (Annual Report)

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

February 12, 2019 SC 13G/A

Y / Alleghany Corp. / Boston Partners - ROBECO INVESTMENT MANAGEMENT INC. Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* ALLEGHANY CORP (Name of Issuer) Common Stock (Title of Class of Securities) 017175100 (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 11, 2019 SC 13G

ARES.PRA / Ares Management, L.P. / Alleghany Corp /DE - SC 13G Passive Investment

SC 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Ares Management Corporation (Name of Issuer) Class A Common Stock (Title of Class of Securities) 03990B101 (CUSIP Number) December 31, 2018 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule purs

February 11, 2019 SC 13G/A

Y / Alleghany Corp. / VANGUARD GROUP INC Passive Investment

alleghanycorp.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 5 )* Name of issuer: Alleghany Corp Title of Class of Securities: Common Stock CUSIP Number: 017175100 Date of Event Which Requires Filing of this Statement: December 31, 2018 Check the appropriate box to desi

January 18, 2019 EX-99.1

LAUREN M. TYLER JOINS ALLEGHANY CORPORATION BOARD OF DIRECTORS

EX-99.1 EXHIBIT 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 LAUREN M. TYLER JOINS ALLEGHANY CORPORATION BOARD OF DIRECTORS NEW YORK, NY, January 15, 2019 – Alleghany Corporation (NYSE:Y) today announced that its Board of Directors has elected Lauren M. Tyler as a new independent director, increasing the size of the Board from eight to nine directors. Ms. Tyler is curren

January 18, 2019 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits, 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 Date of Report (Date of earliest event reported): January 15, 2019 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commi

November 1, 2018 EX-99.1

ALLEGHANY CORPORATION REPORTS 2018 THIRD QUARTER RESULTS Book value per common share increases 2.8% in the third quarter

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2018 THIRD QUARTER RESULTS Book value per common share increases 2.8% in the third quarter NEW YORK, NY, November 1, 2018 – Alleghany Corporation (NYSE-Y) announced today its financial results for the third quarter and first nine months of 2018. Weston Hicks, President and chief ex

November 1, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 1, 2018 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commi

November 1, 2018 10-Q

Y / Alleghany Corp. FORM 10-Q (Quarterly Report)

Form 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

August 2, 2018 EX-99.1

ALLEGHANY CORPORATION REPORTS 2018 SECOND QUARTER RESULTS Book value per common share increases 2.8% in the second quarter

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2018 SECOND QUARTER RESULTS Book value per common share increases 2.8% in the second quarter NEW YORK, NY, August 2, 2018 – Alleghany Corporation (NYSE-Y) announced today its financial results for the second quarter and first six months of 2018. Weston Hicks, President and chief ex

August 2, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 2, 2018 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commiss

August 2, 2018 10-Q

Y / Alleghany Corp. 10-Q (Quarterly Report)

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

June 21, 2018 EX-99.1

Alleghany ALLEGHANY CORPORATION AND SUBSIDIARIES FINANCIAL SUPPLEMENT 2017 and 2016 Prior Period Results for Alleghany Capital Corporation

EX-99.1 Exhibit 99.1 Alleghany ALLEGHANY CORPORATION AND SUBSIDIARIES FINANCIAL SUPPLEMENT 2017 and 2016 Prior Period Results for Alleghany Capital Corporation Investor Contact: Kerry Jacobs This report is for informational purposes only. It should be read in conjunction with documents filed by Alleghany Corporation with the U.S. Securities and Exchange Commission, including the company’s Annual R

June 21, 2018 8-K

Financial Statements and Exhibits, Other Events

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): June 21, 2018 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commissi

May 31, 2018 EX-1.01

Alleghany Corporation Conflict Minerals Report For the Year Ended December 31, 2017

EX-1.01 Exhibit 1.01 Alleghany Corporation Conflict Minerals Report For the Year Ended December 31, 2017 Overview This report has been prepared by Alleghany Corporation pursuant to Rule 13p-1 (the “Rule”) promulgated under the Securities Exchange Act of 1934, as amended. The Rule currently designates columbite-tantalite or coltan (the metal ore from which tantalum is extracted), cassiterite (the m

May 31, 2018 SD

Y / Alleghany Corp. FORM SD

Form SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD Specialized Disclosure Report ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification Number) 1411 Broadway, 34th Floor, New York, New York 1001

May 3, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 3, 2018 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission

May 3, 2018 EX-99.1

ALLEGHANY CORPORATION REPORTS 2018 FIRST QUARTER RESULTS

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2018 FIRST QUARTER RESULTS NEW YORK, NY, May 3, 2018 – Alleghany Corporation (NYSE-Y) announced today its financial results for the first quarter of 2018. Highlights are below. ● Book value per common share1 was $545.07 as of March 31, 2018, a decrease of 1.5% from book value per c

May 3, 2018 10-Q

Y / Alleghany Corp. 10-Q (Quarterly Report)

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

May 1, 2018 8-K

Submission of Matters to a Vote of Security Holders

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 27, 2018 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commiss

April 20, 2018 CORRESP

Y / Alleghany Corp. CORRESP

CORRESP ALLEGHANY CORPORATION 1411 Broadway New York, New York 10018 April 20, 2018 VIA EDGAR Ms.

March 16, 2018 DEF 14A

Y / Alleghany Corp. DEF 14A

DEF 14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 21, 2018 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 21, 2018 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Comm

February 21, 2018 EX-99.1

ALLEGHANY CORPORATION REPORTS 2017 FOURTH QUARTER AND FULL-YEAR RESULTS -Declares Special Dividend of $10 per Share-

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2017 FOURTH QUARTER AND FULL-YEAR RESULTS -Declares Special Dividend of $10 per Share- NEW YORK, NY, February 21, 2018 ? Alleghany Corporation (NYSE-Y) announced today its financial results for the three months and year ended December 31, 2017. Highlights are below. ? Book value pe

February 21, 2018 EX-10.05(C)

Form of Restricted Stock Unit Award Agreement under the 2017 Long-Term Incentive Plan, filed as Exhibit 10.05(c) to Alleghany’s Annual Report on Form 10-K for the year ended December 31, 2017, is incorporated by reference.

EX-10.05(c) Exhibit 10.05(c) Exhibit B ALLEGHANY CORPORATION Restricted Stock Unit Award Agreement This award of Restricted Stock Units (the “Award”) is made as of [●] (the “Award Date”), by and between Alleghany Corporation, a Delaware corporation (the “Corporation”), and [●] (the “Participant”), pursuant to the Alleghany Corporation 2017 Long-Term Incentive Plan (the “Plan”) and the following te

February 21, 2018 EX-95

Mine Safety Disclosure required under Regulation 104 of Item S-K.

EX-95 11 d469642dex95.htm EX-95 Exhibit 95 MINE SAFETY DISCLOSURE Section 1503(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act and Item 104 of Regulation S-K (17 CFR § 229.104) require issuers that are operators, or that have a subsidiary that is an operator, of a coal or other mine to disclose certain information regarding specified health and safety violations, orders and cit

February 21, 2018 EX-21

List of subsidiaries of Alleghany.

EX-21 5 d469642dex21.htm EX-21 Exhibit 21 SUBSIDIARIES OF ALLEGHANY CORPORATION Alleghany Insurance Holdings LLC (Delaware) CapSpecialty, Inc. (Wisconsin) Capitol Facilities Corporation (Wisconsin) Professional Risk Management Services, Inc. (Delaware) Capitol Indemnity Corporation (Wisconsin) Capitol Specialty Insurance Corporation (Wisconsin) Platte River Insurance Company (Nebraska) CATA Servic

February 21, 2018 EX-10.05(B)

Form of Performance Share Award Agreement under the 2017 Long-Term Incentive Plan, filed as Exhibit 10.05(b) to Alleghany’s Annual Report on Form 10-K for the year ended December 31, 2017, is incorporated by reference.

EX-10.05(b) Exhibit 10.05(b) ALLEGHANY CORPORATION Performance Share Award Agreement This award of Performance Shares (the “Award”) is made as of [●], by and between Alleghany Corporation, a Delaware corporation (the “Corporation”), and [●] (the “Participant”), pursuant to the Alleghany Corporation 2017 Long-Term Incentive Plan (the “Plan”) and the following terms and conditions of this agreement

February 21, 2018 EX-12.1

Statement regarding Calculation of Ratio of Earnings to Fixed Charges.

EX-12.1 Exhibit 12.1 RATIO OF EARNINGS TO FIXED CHARGES Year Ended December 31, 2017 2016 2015 2014 2013 Ratio of Earnings to Fixed Charges* 1.4x 7.9x 8.2x 9.9x 9.9x * For purposes of calculating these ratios, “Earnings” consists of (i) earnings from continuing operations, before income taxes, (ii) fixed charges and (iii) amortization of any capitalized interest, and “Fixed Charges” consists of (i

February 21, 2018 10-K

Y / Alleghany Corp. FORM 10-K (Annual Report)

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

February 13, 2018 SC 13G

Y / Alleghany Corp. / Boston Partners - ROBECO INVESTMENT MANAGEMENT INC. Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 ALLEGHANY CORP (Name of Issuer) Common Stock (Title of Class of Securities) 017175100 (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 is filed: [X] Rule

February 12, 2018 SC 13G/A

Y / Alleghany Corp. / VANGUARD GROUP INC Passive Investment

alleghanycorp.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 4 )* Name of issuer: Alleghany Corp Title of Class of Securities: Common Stock CUSIP Number: 017175100 Date of Event Which Requires Filing of this Statement: December 31, 2017 Check the appropriate box to desi

November 2, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 2, 2017 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commi

November 2, 2017 EX-99.1

ALLEGHANY CORPORATION REPORTS 2017 THIRD QUARTER RESULTS

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2017 THIRD QUARTER RESULTS NEW YORK, NY, November 2, 2017 ? Alleghany Corporation (NYSE-Y) announced today its financial results for the three and nine months ended September 30, 2017. Highlights are listed below. ? Book value per common share1 was $532.40 as of September 30, 2017,

November 2, 2017 EX-95

MINE SAFETY DISCLOSURE

Exhibit 95 MINE SAFETY DISCLOSURE Section 1503(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act and Item 104 of Regulation S-K (17 CFR ? 229.

November 2, 2017 10-Q

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

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

October 27, 2017 CORRESP

Y / Alleghany Corp. ESP

ALLEGHANY CORPORATION 1411 Broadway New York, New York 10018 October 27, 2017 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

September 15, 2017 CORRESP

Y / Alleghany Corp. ESP

CORRESP ALLEGHANY CORPORATION 1411 Broadway New York, New York 10018 September 15, 2017 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

August 3, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 3, 2017 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commiss

August 3, 2017 EX-99.1

ALLEGHANY CORPORATION REPORTS 2017 SECOND QUARTER RESULTS

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2017 SECOND QUARTER RESULTS NEW YORK, NY, August 3, 2017 ? Alleghany Corporation (NYSE-Y) announced today its financial results for the three and six months ended June 30, 2017. Highlights are listed below. ? Book value per common share1 was $547.06 as of June 30, 2017, an increase

August 3, 2017 EX-95

MINE SAFETY DISCLOSURE

Exhibit 95 MINE SAFETY DISCLOSURE Section 1503(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act and Item 104 of Regulation S-K (17 CFR ? 229.

August 3, 2017 10-Q

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

Form 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

August 1, 2017 EX-10.1(B)

List of Contents of Exhibits and Schedules to the Credit Agreement, filed as Exhibit 10.1(b) to Alleghany’s Current Report on Form 8-K filed on August 1, 2017, is incorporated herein by reference. Alleghany agrees to furnish supplementally a copy of any omitted exhibit or schedule to the Securities and Exchange Commission upon request.

EX-10.1(b) Exhibit 10.1(b) LIST OF CONTENTS OF EXHIBITS AND SCHEDULES TO CREDIT AGREEMENT SCHEDULES: Schedule 1.01 ? Material Subsidiaries Schedule 2.01 ? Commitments Schedule 2.02 ? Rate Grid EXHIBITS: EXHIBIT A ? Form of Assignment and Acceptance

August 1, 2017 EX-10.1(A)

Credit Agreement, dated as of July 31, 2017, among the Company, the lenders which are signatories thereto and U.S. Bank National Association, as administrative agent for the Lenders (the “Credit Agreement”), filed as Exhibit 10.1(a) to Alleghany’s Current Report on Form 8-K filed on August 1, 2017, is incorporated herein by reference.

EX-10.1(a) Exhibit 10.1(a) EXECUTION VERSION Deal CUSIP: 01717JAE0 Facility CUSIP: 01717JAF7 CREDIT AGREEMENT dated as of July 31, 2017 among ALLEGHANY CORPORATION, as Borrower, The LENDERS Party Hereto, and U.S. BANK NATIONAL ASSOCIATION, as Administrative Agent $300,000,000 Unsecured Revolving Credit Facility U.S. BANK NATIONAL ASSOCIATION, as Joint Lead Arranger and Sole Bookrunner BMO HARRIS B

August 1, 2017 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

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 31, 2017 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction (Commission File Number) (I

July 10, 2017 8-K/A

Submission of Matters to a Vote of Security Holders

Amendment No. 1 to Form 8-k 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 Date of Report (Date of earliest event reported): April 28, 2017 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other

July 6, 2017 CORRESP

Y / Alleghany Corp. ESP

ALLEGHANY CORPORATION 1411 Broadway New York, New York 10018 July 6, 2017 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

June 20, 2017 S-8

Alleghany FORM S-8

Form S-8 As filed with the Securities and Exchange Commission on June 20, 2017 Registration No.

May 31, 2017 SD

Alleghany FORM SD

Form SD UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification Number) 1411 Broadway, 34th Floor, New York, New York 1001

May 31, 2017 EX-1.01

Alleghany Corporation Conflict Minerals Report For the Year Ended December 31, 2016

EX-1.01 Exhibit 1.01 Alleghany Corporation Conflict Minerals Report For the Year Ended December 31, 2016 Overview This report has been prepared by Alleghany Corporation pursuant to Rule 13p-1 (the ?Rule?) promulgated under the Securities Exchange Act of 1934, as amended. The Rule currently designates columbite-tantalite or coltan (the metal ore from which tantalum is extracted), cassiterite (the m

May 17, 2017 CORRESP

Y / Alleghany Corp. ESP

CORRESP ALLEGHANY CORPORATION 1411 Broadway New York, New York 10018 May 17, 2017 VIA EDGAR Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

May 4, 2017 10-Q

Alleghany 10-Q (Quarterly Report)

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

May 4, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 4, 2017 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission

May 4, 2017 EX-99.1

ALLEGHANY CORPORATION REPORTS 2017 FIRST QUARTER RESULTS

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2017 FIRST QUARTER RESULTS NEW YORK, NY, May 4, 2017 ? Alleghany Corporation (NYSE-Y) announced today its financial results for the first quarter of 2017. Highlights are listed below. ? Book value per common share1 was $530.86 as of March 31, 2017, an increase of 3.0% from book val

May 4, 2017 EX-95

MINE SAFETY DISCLOSURE

EX-95 Exhibit 95 MINE SAFETY DISCLOSURE Section 1503(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act and Item 104 of Regulation S-K (17 CFR § 229.

May 1, 2017 8-K

Submission of Matters to a Vote of Security Holders

8-K 1 d368594d8k.htm FORM 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 28, 2017 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of in

March 17, 2017 DEF 14A

Alleghany 2017 Long-Term Incentive Plan, adopted and effective April 28, 2017, filed as an appendix to Alleghany’s Definitive Proxy Statement dated March 17, 2017, is incorporated herein by reference.

DEF 14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 22, 2017 10-K

Alleghany FORM 10-K (Annual Report)

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

February 22, 2017 EX-99.1

ALLEGHANY CORPORATION REPORTS 2016 FOURTH QUARTER AND FULL YEAR RESULTS

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2016 FOURTH QUARTER AND FULL YEAR RESULTS NEW YORK, NY, February 22, 2017 ? Alleghany Corporation (NYSE-Y) announced today its financial results for the three months and year ended December 31, 2016. Highlights are listed below. ? Book value per common share1 was $515.24 as of Dece

February 22, 2017 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 22, 2017 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Comm

February 22, 2017 EX-21

SUBSIDIARIES OF ALLEGHANY CORPORATION Alleghany Insurance Holdings LLC (Delaware) CapSpecialty, Inc. (Wisconsin) Capitol Facilities Corporation (Wisconsin) Professional Risk Management Services, Inc. (Delaware) Capitol Indemnity Corporation (Wisconsi

EX-21 Exhibit 21 SUBSIDIARIES OF ALLEGHANY CORPORATION Alleghany Insurance Holdings LLC (Delaware) CapSpecialty, Inc.

February 22, 2017 EX-12.1

RATIO OF EARNINGS TO FIXED CHARGES

EX-12.1 Exhibit 12.1 RATIO OF EARNINGS TO FIXED CHARGES Year Ended December 31, 2016 2015 2014 2013 2012 Ratio of Earnings to Fixed Charges* 7.9 x 8.2 x 9.9 x 9.9 x 10.1 x * For purposes of calculating these ratios, “Earnings” consists of (i) earnings from continuing operations, before income taxes, (ii) fixed charges and (iii) amortization of any capitalized interest, and “Fixed Charges” consists

February 22, 2017 EX-95

MINE SAFETY DISCLOSURE

EX-95 Exhibit 95 MINE SAFETY DISCLOSURE Section 1503(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act and Item 104 of Regulation S-K (17 CFR § 229.

February 9, 2017 SC 13G/A

Y / Alleghany Corp. / VANGUARD GROUP INC Passive Investment

alleghanycorp.htm - Generated by SEC Publisher for SEC Filing SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 13G Under the Securities Exchange Act of 1934 (Amendment No.: 3 )* Name of issuer: Alleghany Corp Title of Class of Securities: Common Stock CUSIP Number: 017175100 Date of Event Which Requires Filing of this Statement: December 31, 2016 Check the appropriate box to desi

November 17, 2016 EX-99.1

ALLEGHANY CORPORATION ANNOUNCES PRELIMINARY HURRICANE MATTHEW LOSS ESTIMATE

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION ANNOUNCES PRELIMINARY HURRICANE MATTHEW LOSS ESTIMATE NEW YORK, NY, November 17, 2016 ? Alleghany Corporation (NYSE-Y) today announced that its consolidated pre-tax loss related to Hurricane Matthew, net of reinsurance and reinstatement premiums, is estimated to be less than $75 million. A

November 17, 2016 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 17, 2016 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Comm

November 1, 2016 10-Q

Alleghany FORM 10-Q (Quarterly Report)

FORM 10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

November 1, 2016 EX-99.1

ALLEGHANY CORPORATION REPORTS 2016 THIRD QUARTER RESULTS

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2016 THIRD QUARTER RESULTS NEW YORK, NY, November 1, 2016 ? Alleghany Corporation (NYSE-Y) announced today its financial results for the three and nine months ended September 30, 2016. Highlights are listed below. ? Book value per common share1 was $525.13 as of September 30, 2016,

November 1, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): November 1, 2016 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction (Commission File Number) (IRS Emp

November 1, 2016 EX-95

MINE SAFETY DISCLOSURE

EX-95 Exhibit 95 MINE SAFETY DISCLOSURE Section 1503(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act and Item 104 of Regulation S-K (17 CFR § 229.

August 2, 2016 10-Q

Alleghany 10-Q (Quarterly Report)

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

August 2, 2016 EX-99.1

ALLEGHANY CORPORATION REPORTS 2016 SECOND QUARTER RESULTS

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 1411 Broadway, 34th Floor New York, NY 10018 ALLEGHANY CORPORATION REPORTS 2016 SECOND QUARTER RESULTS NEW YORK, NY, August 2, 2016 ? Alleghany Corporation (NYSE-Y) announced today its financial results for the three and six months ended June 30, 2016. Highlights are listed below. ? Book value per common share1 was $512.84 as of June 30, 2016, an increase

August 2, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): August 2, 2016 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission File

August 2, 2016 EX-95

MINE SAFETY DISCLOSURE

EX-95 Exhibit 95 MINE SAFETY DISCLOSURE Section 1503(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act and Item 104 of Regulation S-K (17 CFR § 229.

July 5, 2016 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(D) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): July 5, 2016 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commissio

July 5, 2016 EX-99.1

Gen Re and TransRe Form Exclusive Broker Market Underwriting Relationship TransRe to Manage Gen Re’s Broker Market Treaty Business in U.S. and Canada Under 5-year Agreement

EX-99.1 Exhibit 99.1 Gen Re and TransRe Form Exclusive Broker Market Underwriting Relationship TransRe to Manage Gen Re?s Broker Market Treaty Business in U.S. and Canada Under 5-year Agreement NEW YORK, NY, July 5, 2016 ? General Reinsurance Corporation (?Gen Re?), a wholly owned subsidiary of Berkshire Hathaway Inc. (NYSE:BRK), and Transatlantic Reinsurance Company (?TransRe?), a wholly owned su

May 5, 2016 10-Q

Y / Alleghany Corp. 10-Q - Quarterly Report - 10-Q

10-Q Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.

May 5, 2016 EX-95

MINE SAFETY DISCLOSURE

EX-95 Exhibit 95 MINE SAFETY DISCLOSURE Section 1503(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act and Item 104 of Regulation S-K (17 CFR § 229.

May 5, 2016 EX-99.1

ALLEGHANY CORPORATION REPORTS 2016 FIRST QUARTER RESULTS

EX-99.1 Exhibit 99.1 ALLEGHANY CORPORATION 7 Times Square Tower, 17th Floor New York, NY 10036 ALLEGHANY CORPORATION REPORTS 2016 FIRST QUARTER RESULTS NEW YORK, NY, May 5, 2016 ? Alleghany Corporation (NYSE-Y) announced today its financial results for the first quarter of 2016. Highlights are listed below. ? Book value per common share1 was $503.43 as of March 31, 2016, an increase of 3.6% from b

May 5, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): May 5, 2016 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commission

April 26, 2016 8-K

Submission of Matters to a Vote of Security Holders

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): April 22, 2016 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Commiss

March 17, 2016 DEF 14A

Alleghany DEF 14A

DEF 14A Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 23, 2016 EX-95

MINE SAFETY DISCLOSURE

EX-95 Exhibit 95 MINE SAFETY DISCLOSURE Section 1503(a) of the Dodd-Frank Wall Street Reform and Consumer Protection Act and Item 104 of Regulation S-K (17 CFR § 229.

February 23, 2016 8-K

Financial Statements and Exhibits, Results of Operations and Financial Condition

Form 8-K UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of Report (Date of earliest event reported): February 23, 2016 ALLEGHANY CORPORATION (Exact name of registrant as specified in its charter) Delaware 1-9371 51-0283071 (State or other jurisdiction of incorporation) (Comm

February 23, 2016 10-K

Y / Alleghany Corp. 10-K - Annual Report - FORM 10-K

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

February 23, 2016 EX-10.03

Alleghany Officers and Highly Compensated Employees Deferred Compensation Plan, as amended and restated as of December 31, 2014, filed as Exhibit 10.03 to Alleghany’s Annual Report on Form 10-K for the year ended December 31, 2015, is incorporated herein by reference.

EX-10.03 Exhibit 10.03 ALLEGHANY CORPORATION OFFICERS AND HIGHLY COMPENSATED EMPLOYEES DEFERRED COMPENSATION PLAN (As Amended and Restated as of December 31, 2014) The Alleghany Corporation Officers and Highly Compensated Employees Deferred Compensation Plan (the “Plan”), as amended and restated (and further revised) as of December 31, 2014, provides for an unfunded savings benefit and an unfunded

February 23, 2016 EX-10.06

Alleghany Retirement Plan, as amended, effective December 31, 2015, filed as Exhibit 10.06 to Alleghany’s Annual Report on Form 10-K for the year ended December 31, 2015, is incorporated herein by reference.

EX-10.06 Exhibit 10.06 ALLEGHANY CORPORATION RETIREMENT PLAN (As Amended Effective December 31, 2015) This document sets forth the Alleghany Corporation Retirement Plan, as amended and restated (and further revised) effective as of December 31, 2015. The retirement benefit of any Participant who has a Separation from Service on or after January 1, 2016 shall be determined under the terms of this P

February 23, 2016 EX-12.1

RATIO OF EARNINGS TO FIXED CHARGES

EX-12.1 Exhibit 12.1 RATIO OF EARNINGS TO FIXED CHARGES Year Ended December 31, 2015 2014 2013 2012 2011 Ratio of Earnings to Fixed Charges* 8.2x 9.9x 9.9x 10.1x 10.1x * For purposes of calculating these ratios, “Earnings” consists of (i) earnings from continuing operations, before income taxes, (ii) fixed charges and (iii) amortization of any capitalized interest, and “Fixed Charges” consists of

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