BERKSHIRE HATHAWAY INC
BERKSHIRE HATHAWAY INC (BRK-B) has a dated report snapshot, but its current priced-in claim is temporarily suppressed because the live engine record is unavailable or has changed.
4,736 institutional managers reported holding BRK-B in 13F filings for the quarter ended 2026-03-31. Together they hold about 69% of the company; the top 10 hold 38%. 147 opened new positions that quarter. Held by Vanguard Group, BlackRock, State Street, among others.
Quarterly 13F filings arrive up to 45 days after quarter end, so the picture is never current (filed through 2026-05-29). Nothing here is investment advice.
No open-market insider buys on file at BRK-B over the trailing three years. Absence is a fact about the company, not a signal. 5 officers and directors are on file.
Code P open-market purchases from SEC Form 4 filings, non-derivative, excluding scheduled 10b5-1 plans. Nothing here is investment advice.
BRK-B's recent reports: the day-one move, then what the following quarter actually did.
| report | day one | next quarter |
|---|---|---|
| 2023-05-09 | -2.1% | +5.7% |
| 2023-08-08 | +3.9% | -4.2% |
| 2024-02-27 | -2.0% | -3.0% |
| 2024-05-07 | -0.6% | +1.1% |
Day-one is the close-to-close move around the filing. Nothing here is investment advice.
BRK-B's latest 8-K filings: 2026-05-07 (items 2.02, 5.02, 5.03, 5.07, 9.01); 2026-04-16 (items 8.01, 9.01); 2026-03-05 (items 8.01, 9.01); 2026-03-02 (items 2.02, 9.01); 2025-12-11 (items 5.02, 9.01).
Item codes are the SEC's own classification of what each report discloses. Nothing here is investment advice.
Last analyzed: June 27, 2026
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For informational and research purposes only. Not investment advice. Not a recommendation to buy, sell, or hold any security. boothcheck is not a registered investment adviser. Past performance does not guarantee future results.