Berkshire Hathaway Inc (BRK.B) insider trading
Every open-market stock purchase and sale by Berkshire Hathaway Inc executives, directors, large shareholders and members of Congress, from SEC Form 4 filings. Sector: Other.
Insider activity at a glance
- Michael J. O'Sullivan (Insider) bought $250K in the last 90 days, growing their stake 57%.
- Congress: Maria Elvira Salazar sold $1K to $15K, 4 weeks ago.
Last 12 months: insiders bought $501K (2 buys) and sold $0 (0 sales). Last close $538.99 on Oct 21, 2026.
Recent BRK.B insider trades
| Date | Insider | Trade | Value |
|---|---|---|---|
| Sep 24, 2026 | Maria Elvira Salazar (Representative) | Sold | $1K–15K |
| Sep 18, 2026 | Richard Dean McCormick (Representative) | Bought | $1K–15K |
| Aug 12, 2026 | Michael J. O'Sullivan (Insider) | Bought | $205K |
| Aug 12, 2026 | Michael J. O'Sullivan (Insider) | Bought | $23K |
| Aug 12, 2026 | Michael J. O'Sullivan (Insider) | Bought | $22.1K |
| Aug 7, 2026 | Maria Elvira Salazar (Representative) | Bought | $1K–15K |
| Jul 30, 2026 | Richard Dean McCormick (Representative) | Bought | $1K–15K |
| Jul 28, 2026 | Maria Elvira Salazar (Representative) | Bought | $15K–50K |
| Jul 28, 2026 | Maria Elvira Salazar (Representative) | Bought | $1K–15K |
| Jun 23, 2026 | Jerry Moran (Senator) | Bought | $15K–50K |
| May 27, 2026 | Jerry Moran (Senator) | Bought | $1K–15K |
| May 27, 2026 | Jerry Moran (Senator) | Bought | $1K–15K |
| May 27, 2026 | Jerry Moran (Senator) | Bought | $1K–15K |
| May 27, 2026 | Jerry Moran (Senator) | Bought | $1K–15K |
| May 6, 2026 | Michael J. O'Sullivan (Insider) | Bought | $226K |
| May 6, 2026 | Michael J. O'Sullivan (Insider) | Bought | $24.9K |
| May 4, 2026 | Josh Gottheimer (Representative) | Sold | $1K–15K |
| May 4, 2026 | Josh Gottheimer (Representative) | Sold | $1K–15K |
| Mar 31, 2026 | Tina Smith (Senator) | Sold | $100K–250K |
| Mar 27, 2026 | Alan Armstrong (Senator) | Bought | $50K–100K |
| Mar 25, 2026 | Gilbert Cisneros (Representative) | Sold | $1K–15K |
| Mar 16, 2026 | Gilbert Cisneros (Representative) | Sold | $1K–15K |
| Mar 16, 2026 | Mark Alford (Representative) | Sold | $1K–15K |
| Mar 13, 2026 | August Lee Pfluger (Representative) | Bought | $15K–50K |
| Feb 10, 2026 | Christian D. Menefee (Representative) | Sold | $15K–50K |
Who's trading BRK.B
- Maria Elvira Salazar, Representative: bought $31K (3 buys), sold $8K (1 sale), last Sep 24, 2026
- Richard Dean McCormick, Representative: bought $24K (3 buys), last Sep 18, 2026
- Michael J. O'Sullivan, Insider: bought $501K (5 buys), last Aug 12, 2026
- Jerry Moran, Senator: bought $64.5K (5 buys), last Jun 23, 2026
- Josh Gottheimer, Representative: sold $16K (2 sales), last May 4, 2026
- Tina Smith, Senator: sold $350K (2 sales), last Mar 31, 2026
- Alan Armstrong, Senator: bought $75K (1 buy), last Mar 27, 2026
- Gilbert Cisneros, Representative: bought $8K (1 buy), sold $24K (3 sales), last Mar 25, 2026
- Mark Alford, Representative: sold $8K (1 sale), last Mar 16, 2026
- August Lee Pfluger, Representative: bought $15K (1 buy), last Mar 13, 2026
- Christian D. Menefee, Representative: sold $38K (3 sales), last Feb 10, 2026
- Rob Bresnahan, Representative: sold $50K (1 sale), last Nov 19, 2025
- Lisa McClain, Representative: bought $8K (1 buy), sold $16K (2 sales), last Oct 31, 2025
- Marjorie Taylor Greene, Representative: bought $8K (1 buy), last Oct 24, 2025
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