iShares Bitcoin Trust
IBIT
1,629 hedge funds and large institutions have $26.9B invested in iShares Bitcoin Trust in 2025 Q3 according to their latest regulatory filings, with 306 funds opening new positions, 879 increasing their positions, 245 reducing their positions, and 93 closing their positions.
259% more repeat investments, than reductions
Existing positions increased: 879 | Existing positions reduced: 245
229% more first-time investments, than exits
New positions opened: 306 | Existing positions closed: 93
46% more call options, than puts
Call options by funds: $14.6B | Put options by funds: $9.98B
19% more capital invested
Capital invested by funds: $22.6B → $26.9B (+$4.27B)
13% more funds holding
Funds holding: 1,439 → 1,629 (+190)
8% more funds holding in top 10
Funds holding in top 10: 122 → 132 (+10)
0.59% more ownership
Funds ownership: 30.18% → 30.77% (+0.59%)
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Goldman Sachs
New York
|
+$543M |
| 2 |
MG
Marex Group
London,
|
+$381M |
| 3 |
AWIRL
Al Warda Investments RSC Ltd
Abu Dhabi,
|
+$361M |
| 4 |
HMC
Harvard Management Company
Boston,
Massachusetts
|
+$319M |
| 5 |
Wells Fargo
San Francisco,
California
|
+$277M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Jane Street
New York
|
-$700M |
| 2 |
Susquehanna International Group
Bala Cynwyd,
Pennsylvania
|
-$576M |
| 3 |
CHP
Castle Hook Partners
New York
|
-$267M |
| 4 |
TC
Tairen Capital
Hong Kong
|
-$145M |
| 5 |
BCM
BlueCrest Capital Management
St Helier,
Jersey
|
-$113M |
IBIT Hedge Fund Activity: Q3 2025 in Review
1,629 of the 7,646 institutional investors tracked by Wall St. Rank reported a position in iShares Bitcoin Trust (IBIT) for Q3 2025, worth a combined $26.9B — up 19% from $22.6B a quarter earlier.
Buyers outnumbered sellers: 306 funds opened new IBIT positions and 93 closed out — a net gain of 213 holders — while 879 added to existing stakes and 245 trimmed.
The largest buyer was Goldman Sachs, adding an estimated $543M. The largest seller was Jane Street, cutting an estimated $700M.
- 1,629 institutional investors held iShares Bitcoin Trust (IBIT) as of Q3 2025, up from 1,439 in Q2 2025.
- Funds reported $26.9B of iShares Bitcoin Trust stock for Q3 2025, up 19% quarter-over-quarter.
- 306 funds opened new iShares Bitcoin Trust positions in Q3 2025 and 93 closed out, a net change of +213 holders.
- The largest iShares Bitcoin Trust buyer in Q3 2025 was Goldman Sachs, an estimated $543M added.
- The largest iShares Bitcoin Trust seller in Q3 2025 was Jane Street, an estimated $700M sold.
Based on aggregated 13F filings for Q3 2025.