FORM 4
[X] Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).         
 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES
                                                                                  
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Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940
                      

1. Name and Address of Reporting Person *

Chippendale Ian H		 2. Issuer Name and Ticker or Trading Symbol

ALLEGHANY CORP /DE [ Y ] 		5. Relationship of Reporting Person(s) to Issuer (Check all applicable)

__X__ Director                    _____ 10% Owner
_____ Officer (give title below)    _____ Other (specify below)
(Last)          (First)          (Middle)

ALLEGHANY CORPORATION, 1411 BROADWAY, 34TH FLOOR		 3. Date of Earliest Transaction (MM/DD/YYYY)

10/19/2022
(Street)

NEW YORK, NY 10018
(City)        (State)        (Zip)
4. If Amendment, Date Original Filed (MM/DD/YYYY)

 
 6. Individual or Joint/Group Filing (Check Applicable Line)

_X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1.Title of Security
(Instr. 3) 		2. Trans. Date 2A. Deemed Execution Date, if any 3. Trans. Code
(Instr. 8) 		4. Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5) 		5. Amount of Securities Beneficially Owned Following Reported Transaction(s)
(Instr. 3 and 4) 		6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4) 7. Nature of Indirect Beneficial Ownership (Instr. 4)
Code V Amount (A) or (D) Price
Common Stock 10/19/2022  D(1)  2765.51 (4)D (2)(3)0 D  

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivate Security
(Instr. 3)		2. Conversion or Exercise Price of Derivative Security3. Trans. Date3A. Deemed Execution Date, if any4. Trans. Code
(Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D)
(Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date7. Title and Amount of Securities Underlying Derivative Security
(Instr. 3 and 4)		8. Price of Derivative Security
(Instr. 5)		9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)10. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 4)11. Nature of Indirect Beneficial Ownership (Instr. 4)
CodeV(A)(D)Date ExercisableExpiration DateTitleAmount or Number of Shares
Phantom Units  (5)10/19/2022  D (2)    1707 (6)  (2) (2)Common Stock 1707 (6) (2)0 D  
Explanation of Responses:
(1) Disposition pursuant to the merger (the "Merger") of O&M Acquisition Corp. with and into Alleghany Corporation ("Alleghany"), pursuant to the Agreement and Plan of Merger (the "Merger Agreement"), dated as of March 20, 2022, by and among Alleghany, Berkshire Hathaway Inc. and O&M Acquisition Corp.
(2) At the effective time of the Merger, each share of Alleghany common stock was converted into the right to receive $848.02 in cash, without interest (the "Merger Consideration").
(3) At the effective time of the Merger, each restricted stock unit that was not subject to any performance-based vesting requirements granted to non-employee directors under Alleghany's directors' stock plans ("Director RSU") was cancelled and converted into the right to receive an amount equal to the Merger Consideration at the time specified in the applicable plan and award agreement or applicable deferral election, subject to the terms set forth in the Merger Agreement.
(4) Represents number of shares of Alleghany common stock underlying Mr. Chippendale's Director RSUs.
(5) 1-for-1.
(6) Disposition pursuant to the Merger; each Phantom Unit is settled in cash.

Reporting Owners
Reporting Owner Name / Address
Relationships
Director10% OwnerOfficerOther
Chippendale Ian H
ALLEGHANY CORPORATION
1411 BROADWAY, 34TH FLOOR
NEW YORK, NY 10018		X
Signatures
/s/ Christopher K. Dalrymple, Attorney-in-Fact10/21/2022
**Signature of Reporting PersonDate
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*If the form is filed by more than one reporting person, see Instruction 4(b)(v).
**Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.
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