[Form 4] BERKSHIRE HATHAWAY INC Insider Trading Activity

Rhea-AI Filing Summary

Berkshire Hathaway’s vice chairman and director Ajit Jain filed a Form 4 reporting a charitable gift of 32 shares of Class B Common Stock on October 22, 2025 (transaction code G). Following the transaction, he directly holds 352 Class B shares, with an additional 107,308 Class B shares held indirectly by Jain Foundation Inc.

The filing also lists Class A holdings that are convertible into Class B: 1 Class A share converts into 1,500 Class B shares. Disclosed positions include Class A shares held directly and through family trusts and the foundation, corresponding to 91,500, 25,500, 57,000, and 75,000 Class B share equivalents.

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

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Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Jain Ajit

(Last) (First) (Middle)

100 FIRST STAMFORD PLACE

BHRG

(Street)

STAMFORD CT 06902

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
BERKSHIRE HATHAWAY INC [ BRK.A ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
X	Officer (give title below)		Other (specify below)
	Vice Chairman

3. Date of Earliest Transaction (Month/Day/Year)
10/22/2025

4. If Amendment, Date of Original Filed (Month/Day/Year)

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. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction 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
Class B Common Stock	10/22/2025		G		32	D	(1)	352	D
Class B Common Stock								107,308	I	By Jain Foundation Inc. (Non-Profit Corporation)

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. 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: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Class A Common Stock	(2)							(2)	(2)	Class B Common Stock	91,500(2)		61	D
Class A Common Stock	(2)							(2)	(2)	Class B Common Stock	25,500(2)		17(3)	I	By Indrima Jain Trusts
Class A Common Stock	(2)							(2)	(2)	Class B Common Stock	57,000(2)		38(4)	I	By Ajit Jain Trusts
Class A Common Stock	(2)							(2)	(2)	Class B Common Stock	75,000(2)		50(5)	I	By Jain Foundation Inc. (Non-Profit Corporation)

Explanation of Responses:

1. On October 22nd, the Reporting Person made charitable gifts totaling 32 shares of Class B Common Stock.

2. Each share of Class A Common Stock is convertible at any time at the option of the holder into 1,500 shares of Class B Common Stock.

3. Family trusts established by the Reporting Person's spouse for the benefit of the Reporting Person's descendants own 17 shares of Class A Common Stock.

4. Family trusts established by the Reporting Person for the benefit of the Reporting Person's descendants own 38 shares of Class A Common Stock.

5. The non-profit corporation Jain Foundation, Inc. owns 50 shares of Class A Common Stock.

	Ajit Jain	10/24/2025
	** Signature of Reporting Person	Date
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 Number.

FAQ

What did BRK’s Ajit Jain report on Form 4?

A charitable gift of 32 BRK.B shares on October 22, 2025 (code G).

How many BRK.B shares does Ajit Jain hold directly after the transaction?

He directly holds 352 BRK.B shares.

What indirect BRK.B holdings are reported for Ajit Jain?

The filing shows 107,308 BRK.B shares held indirectly by Jain Foundation Inc.

What is the conversion ratio between BRK.A and BRK.B?

Each Class A share is convertible into 1,500 Class B shares at any time at the holder’s option.

Which entities related to Ajit Jain hold Class A shares?

Class A shares are held directly and via family trusts (spouse’s and his) and by Jain Foundation Inc.

What Class B equivalents are disclosed for the Class A holdings?

Disclosed equivalents include 91,500, 25,500, 57,000, and 75,000 Class B shares, based on the 1:1,500 ratio.