Blackstone Mortgage Trust
BXMT
320 hedge funds and large institutions have $1.88B invested in Blackstone Mortgage Trust in 2025 Q3 according to their latest regulatory filings, with 36 funds opening new positions, 108 increasing their positions, 105 reducing their positions, and 31 closing their positions.
200% more funds holding in top 10
Funds holding in top 10: 1 → 3 (+2)
16% more first-time investments, than exits
New positions opened: 36 | Existing positions closed: 31
3% more repeat investments, than reductions
Existing positions increased: 108 | Existing positions reduced: 105
0% more funds holding
Funds holding: 319 → 320 (+1)
3.09% less ownership
Funds ownership: 62.47% → 59.38% (-3.1%)
9% less capital invested
Capital invested by funds: $2.07B → $1.88B (-$188M)
67% less call options, than puts
Call options by funds: $29.8M | Put options by funds: $89.3M
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
UBS Group
Zurich,
Switzerland
|
+$13.7M |
| 2 |
Invesco
Atlanta,
Georgia
|
+$8.62M |
| 3 |
JP Morgan Chase
New York
|
+$3M |
| 4 |
Janney Montgomery Scott
Philadelphia,
Pennsylvania
|
+$2.57M |
| 5 |
BAMCO Inc
New York
|
+$1.96M |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
BlackRock
New York
|
-$41.9M |
| 2 |
UBS AM
Chicago,
Illinois
|
-$12.6M |
| 3 |
Vanguard Group
Malvern,
Pennsylvania
|
-$10.4M |
| 4 |
Morgan Stanley
New York
|
-$8.02M |
| 5 |
State Street
Boston,
Massachusetts
|
-$4.19M |
BXMT Hedge Fund Activity: Q3 2025 in Review
320 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in Blackstone Mortgage Trust (BXMT) for Q3 2025, worth a combined $1.88B — down 9.1% from $2.07B a quarter earlier.
Buyers outnumbered sellers: 36 funds opened new BXMT positions and 31 closed out — a net gain of 5 holders — while 108 added to existing stakes and 105 trimmed.
The largest buyer was UBS Group, adding an estimated $13.7M. The largest seller was BlackRock, cutting an estimated $41.9M.
- 320 institutional investors held Blackstone Mortgage Trust (BXMT) as of Q3 2025, up from 319 in Q2 2025.
- Funds reported $1.88B of Blackstone Mortgage Trust stock for Q3 2025, down 9.1% quarter-over-quarter.
- 36 funds opened new Blackstone Mortgage Trust positions in Q3 2025 and 31 closed out, a net change of +5 holders.
- The largest Blackstone Mortgage Trust buyer in Q3 2025 was UBS Group, an estimated $13.7M added.
- The largest Blackstone Mortgage Trust seller in Q3 2025 was BlackRock, an estimated $41.9M sold.
Based on aggregated 13F filings for Q3 2025.