14.7MShares reported · -2.36M vs prior quarter
From a 13F filed Aug 14, 2026 covering holdings at Jun 30, 2026 — a quarter-end snapshot, not a live trade.
BRK.B · NYSE · Multi-Sector Holdings
From a 13F filed Aug 14, 2026 covering holdings at Jun 30, 2026 — a quarter-end snapshot, not a live trade.
From a 13F filed Aug 14, 2026 covering holdings at Jun 30, 2026 — a quarter-end snapshot, not a live trade.
An amended Schedule 13D: the activist holder's stake changed by at least half a point.
The holder reported owning less than 5%, which ends its duty to keep reporting this stake.
A Schedule 13D means the holder owns more than 5% and keeps the option to push for changes: board seats, a sale, buybacks. It must be filed within 5 business days.
Institutions reporting a stake, Q2 2026
4,892
+31 vs Q1 2026
Share of stock reported
927M
shares, no single share count to compare with
Change vs Q1 2026
+5.75M shares
157 new positions, 128 positions closed
Reported in 13F filings, which cover managers over $100M and include double counting. A 13F shows holdings on the last day of the quarter, not when shares were bought or sold. Change counts the 4,810 managers that reported both quarters.
Source: SEC Form 13F data sets, every filer, common stock only (options and bonds left out); 60 managers also reported puts and 55 managers calls. Amendments are applied; lines whose value was filed in thousands are scaled, and lines whose shares and value disagree are left out.