Strategy Inc
MSTR
1,158 hedge funds and large institutions have $55.4B invested in Strategy Inc in 2025 Q2 according to their latest regulatory filings, with 233 funds opening new positions, 518 increasing their positions, 265 reducing their positions, and 76 closing their positions.
207% more first-time investments, than exits
New positions opened: 233 | Existing positions closed: 76
95% more repeat investments, than reductions
Existing positions increased: 518 | Existing positions reduced: 265
53% more capital invested
Capital invested by funds: $36.2B → $55.4B (+$19.3B)
21% more funds holding in top 10
Funds holding in top 10: 38 → 46 (+8)
15% more funds holding
Funds holding: 1,009 → 1,158 (+149)
2.06% more ownership
Funds ownership: 52.09% → 54.15% (+2.1%)
21% less call options, than puts
Call options by funds: $30.1B | Put options by funds: $38.4B
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
CS
Clear Street
New York
|
+$2.18B |
| 2 |
JP Morgan Chase
New York
|
+$737M |
| 3 |
Morgan Stanley
New York
|
+$551M |
| 4 |
Fidelity Investments
Boston,
Massachusetts
|
+$546M |
| 5 |
Amundi
Paris,
France
|
+$514M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
CSD
Clear Street Derivatives
New York
|
-$1.52B |
| 2 |
Vanguard Group
Malvern,
Pennsylvania
|
-$746M |
| 3 |
Citadel Advisors
Miami,
Florida
|
-$564M |
| 4 |
CM
Capula Management
Grand Cayman,
Cayman Islands
|
-$473M |
| 5 |
UBS Group
Zurich,
Switzerland
|
-$235M |
MSTR Hedge Fund Activity: Q2 2025 in Review
1,158 of the 7,595 institutional investors tracked by Wall St. Rank reported a position in Strategy Inc (MSTR) for Q2 2025, worth a combined $55.4B — up 53% from $36.2B a quarter earlier.
Buyers outnumbered sellers: 233 funds opened new MSTR positions and 76 closed out — a net gain of 157 holders — while 518 added to existing stakes and 265 trimmed.
The largest buyer was Clear Street, opening a new position worth an estimated $2.18B. The largest seller was Clear Street Derivatives, exiting entirely with an estimated $1.52B sold.
- 1,158 institutional investors held Strategy Inc (MSTR) as of Q2 2025, up from 1,009 in Q1 2025.
- Funds reported $55.4B of Strategy Inc stock for Q2 2025, up 53% quarter-over-quarter.
- 233 funds opened new Strategy Inc positions in Q2 2025 and 76 closed out, a net change of +157 holders.
- The largest Strategy Inc buyer in Q2 2025 was Clear Street, an estimated $2.18B added.
- The largest Strategy Inc seller in Q2 2025 was Clear Street Derivatives, an estimated $1.52B sold.
Based on aggregated 13F filings for Q2 2025.