Key facts
- This page summarizes Warren E. Buffett's Form 4 filing for BERKSHIRE HATHAWAY INC (BRK.A).
- 7 reported transactions and 1 derivative row are listed below.
- Accepted by SEC: 30 Jun 2025, 21:00.
Warren E. Buffett - 27 Jun 2025 Form 4 Insider Report for BERKSHIRE HATHAWAY INC (BRK.A)
- Reporting relationship
- Chairman and CEO, Director, 10%+ Owner
- Issuer ticker
- BRK.A
- Reported as of
- 27 Jun 2025
- Net transaction value
- $0
- SEC form
- 4
- Accepted by SEC
- 30 Jun 2025, 21:00:07 UTC
- Prior SEC filing
- 15 May 2025
- Next SEC filing
- 16 Jul 2025
- Source filing
- View source filing
- Reporting owner signature
- /s/ Warren E. Buffett
Source evidence
Original filing metadata and source links for verification.
5 source fields
Reporting owner
1 detail
Key filing fact
Warren E. Buffett filed Form 4 for BERKSHIRE HATHAWAY INC (BRK.A) on 30 Jun 2025.
Change
- Previous filing in this sequence was filed on 15 May 2025.
- Current net transaction value: $0.
Research use
- This tells you what this filing adds before you inspect full transaction and derivative tables.
- You can trace every row back to the original SEC filing document.
Evidence
Filed on Form 4
View source filing
Ownership activity is grounded in SEC Form 4 disclosures.
Reporting Owners (1)
CIK 0000315090
Primary reporting owner
BUFFETT WARREN E
- Relationship
- Chairman and CEO, Director, 10%+ Owner
- Address
- 3555 FARNAM STREET, OMAHA
- Signature
- /s/ Warren E. Buffett
- Signature date
- 30 Jun 2025
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
BRK.A
transaction
Class B Common Stock
Conversion of derivative security
- Transaction value
- Shares
- +12,358,500
- Change %
- +1280674%
- Price
- $0.000000*
- Shares after
- 12,359,465
- Date
- 27 Jun 2025
- Ownership
- Direct
BRK.A
transaction
Class B Common Stock
Gift
- Transaction value
- Shares
- -9,433,839
- Change %
- -76%
- Price
- $0.000000*
- Shares after
- 2,925,626
- Date
- 30 Jun 2025
- Ownership
- Direct
- Footnotes
- F1
BRK.A
transaction
Class B Common Stock
Gift
- Transaction value
- Shares
- -943,384
- Change %
- -32%
- Price
- $0.000000*
- Shares after
- 1,982,242
- Date
- 30 Jun 2025
- Ownership
- Direct
- Footnotes
- F1
BRK.A
transaction
Class B Common Stock
Gift
- Transaction value
- Shares
- -660,366
- Change %
- -33%
- Price
- $0.000000*
- Shares after
- 1,321,876
- Date
- 30 Jun 2025
- Ownership
- Direct
- Footnotes
- F1
BRK.A
transaction
Class B Common Stock
Gift
- Transaction value
- Shares
- -660,366
- Change %
- -50%
- Price
- $0.000000*
- Shares after
- 661,510
- Date
- 30 Jun 2025
- Ownership
- Direct
- Footnotes
- F1
BRK.A
transaction
Class B Common Stock
Gift
- Transaction value
- Shares
- -660,366
- Change %
- -100%
- Price
- $0.000000*
- Shares after
- 1,144
- Date
- 30 Jun 2025
- Ownership
- Direct
- Footnotes
- F1
Reported derivative securities
Options, warrants, convertible securities, or similar derivative positions disclosed in the filing.
BRK.A
transaction
Derivative
Class A Common Stock
Conversion of derivative security
- Transaction value
- Shares
- -8,239
- Change %
- -4%
- Price
- Shares after
- 198,117
- Date
- 27 Jun 2025
- Ownership
- Direct
- Underlying class
- See footnote
- Underlying amount
- Exercise price
- Footnotes
- F2, F3
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 3 footnotes
Footnote F1
Each of these reported transactions was a gift from Warren E. Buffett to a charitable organization.
Footnote F2
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. In accordance with the instructions to Form 4, my holdings of shares of Class A Common Stock are reported in Table II.
Footnote F3
Not applicable.