Berkshire Hathaway Cl A (BRK.A): Congress and insider trades
Who in Congress and inside the company traded BRK.A, when each filing appeared, and what buying after each one would have earned against the S&P 500.
Key Facts
- Berkshire Hathaway Cl A (BRK.A) is a listed stock on NYSE.
- Insiders filed 5 open market buys worth $137M and 2 sells worth $219M, the latest filed 2026-09-25 (25 September 2026).
- Across 1 scored buy, Insiders averaged +3.1% against the S&P 500 (SPY) over the 90 days after disclosure, with 100% of them ahead of the index. That result is too few trades to tell.
- Data as of 2026-09-29 (29 September 2026).
Insider trades in BRK.A
as of 2026-09-25| Filed | Insider | Type | Shares | Price | Value | 90 day vs S&P |
|---|---|---|---|---|---|---|
| 25 Sep 2026 | BERKSHIRE HATHAWAY INC | buy | 653,320 | $80.88 | $53M | n/a |
| 25 Sep 2026 | BERKSHIRE HATHAWAY INC | buy | 534,256 | $81.65 | $44M | n/a |
| 25 Sep 2026 | BERKSHIRE HATHAWAY INC | buy | 492,124 | $81.12 | $40M | n/a |
| 13 Aug 2026 | O'Sullivan Michael J. | buy | 488 | $512.44 | $250K | n/a |
| 4 Aug 2026 | BERKSHIRE HATHAWAY INC | sell | 182,980 | $199.55 | $37M | n/a |
| 6 May 2026 | O'Sullivan Michael J. | buy | 536 | $467.44 | $251K | +3.1% |
| 5 May 2026 | BERKSHIRE HATHAWAY INC | sell | 1,220,376 | $149.84 | $183M | n/a |
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Related pages
Frequently asked questions
Who has bought BRK.A?
0 Congress buys by 0 members and 5 insider buys are on file. The tables on this page list every one.
Did buying BRK.A after a disclosure beat the market?
Across 1 scored buy, Insiders averaged +3.1% against the S&P 500 (SPY) over the 90 days after disclosure, with 100% of them ahead of the index. That result is too few trades to tell. A single stock is a small sample.
Sources: Congressional trades: STOCK Act disclosures, collected from CapitolTrades. Insider trades: SEC Form 4 filings, collected from Finviz. Prices: Yahoo Finance daily adjusted closes. Data as of 2026-09-29 (29 September 2026). About these sources.
Not investment advice. Past disclosed trades do not predict future returns. Disclosures are published late, so the trades shown are ones you could only have copied after the fact. Talk to a licensed adviser before you invest.