Strategy Inc
MSTRLast close · Oct 16, 2026136.83−14.46 (−9.56%)
Market cap$55.1B
Of the 85 managers this site tracks, 2 held Strategy (MSTR) at the end of Q2 2026, their latest 13Fs. The largest position by value was Bill Miller's, $4.4M; Bridgewater's ($484,026) follows. No Schedule 13D or 13G is on file for MSTR from the activists and large holders the site follows.
Superinvestors holding MSTR
| Manager | Firm | Quarter | Shares | Value |
|---|---|---|---|---|
| Bill Miller | Miller Value Partners, LLC | Q2 2026 | 50,203 | $4.4M |
| Bridgewater | Bridgewater Associates, LP | Q2 2026 | 5,568 | $484,026 |
13D/13G are SEC beneficial-ownership disclosures, triggered only above 5%; a 13F is a quarterly snapshot filed up to 45 days after quarter end. Superinvestor names link to their full portfolios under Investors.