Key facts
- This page summarizes Charlotte Guyman's Form 4 filing for BERKSHIRE HATHAWAY INC (BRK.A).
- 1 reported transaction and 0 derivative rows are listed below.
- Accepted by SEC: 18 May 2026, 18:17.
Charlotte Guyman - 14 May 2026 Form 4 Insider Report for BERKSHIRE HATHAWAY INC (BRK.A)
- Reporting relationship
- Director
- Issuer ticker
- BRK.A
- Reported as of
- 14 May 2026
- Net transaction value
- $0
- SEC form
- 4
- Accepted by SEC
- 18 May 2026, 18:17:42 UTC
- Prior SEC filing
- 05 Nov 2025
- Source filing
- View source filing
- Reporting owner signature
- /s/ Charlotte Guyman
Source evidence
Original filing metadata and source links for verification.
4 source fields
Reporting owner
1 detail
Key filing fact
Charlotte Guyman filed Form 4 for BERKSHIRE HATHAWAY INC (BRK.A) on 18 May 2026.
Change
- Previous filing in this sequence was filed on 05 Nov 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 0001269365
Primary reporting owner
GUYMAN CHARLOTTE
- Relationship
- Director
- Address
- 1127 EVERGREEN POINT RD, MEDINA
- Signature
- /s/ Charlotte Guyman
- Signature date
- 18 May 2026
Reported non-derivative transactions
Shares, units, or other non-derivative securities reported in this filing.
BRK.A
transaction
Class B Common Stock
Gift
- Transaction value
- Shares
- -574
- Change %
- -17%
- Price
- $0.000000*
- Shares after
- 2,888
- Date
- 14 May 2026
- Ownership
- Direct
- Footnotes
- F1
* marks a reported price that did not pass the local price check.
Additional SEC filing notes
Filing notes and footnotes
Explanation of responses 1 footnote
Footnote F1
The reported transaction consists of gifts from Charlotte Guyman of 82 shares each of Class B common stock to seven individuals.