Q32 Bio
QTTB
53 hedge funds and large institutions have $16.6M invested in Q32 Bio in 2025 Q3 according to their latest regulatory filings, with 8 funds opening new positions, 10 increasing their positions, 18 reducing their positions, and 16 closing their positions.
25% more capital invested
Capital invested by funds: $13.4M → $16.6M (+$3.28M)
0% more funds holding in top 10
Funds holding in top 10: 4 → 4 (0)
4.51% less ownership
Funds ownership: 73.61% → 69.1% (-4.5%)
13% less funds holding
Funds holding: 61 → 53 (-8)
44% less repeat investments, than reductions
Existing positions increased: 10 | Existing positions reduced: 18
50% less first-time investments, than exits
New positions opened: 8 | Existing positions closed: 16
Top Buyers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
Two Sigma Investments
New York
|
+$60.5K |
| 2 |
Geode Capital Management
Boston,
Massachusetts
|
+$51.7K |
| 3 |
Vanguard Group
Malvern,
Pennsylvania
|
+$49.9K |
| 4 |
HF
HRT Financial
New York
|
+$28.5K |
| 5 |
TSS
Two Sigma Securities
New York
|
+$26.4K |
Top Sellers
| Rank | Fund | Capital Flow |
|---|---|---|
| 1 |
MAM
Monaco Asset Management
Monaco
|
-$540K |
| 2 |
BlackRock
New York
|
-$165K |
| 3 |
Goldman Sachs
New York
|
-$94.7K |
| 4 |
Jane Street
New York
|
-$69.5K |
| 5 |
Renaissance Technologies
New York
|
-$57.1K |
QTTB Hedge Fund Activity: Q3 2025 in Review
53 of the 7,620 institutional investors tracked by Wall St. Rank reported a position in Q32 Bio (QTTB) for Q3 2025, worth a combined $16.6M — up 25% from $13.4M a quarter earlier.
Sellers outnumbered buyers: 16 funds closed out of QTTB and 8 opened new positions — a net loss of 8 holders — while 18 trimmed existing stakes and 10 added.
The largest buyer was Two Sigma Investments, opening a new position worth an estimated $60.5K. The largest seller was Monaco Asset Management, cutting an estimated $540K.
- 53 institutional investors held Q32 Bio (QTTB) as of Q3 2025, down from 61 in Q2 2025.
- Funds reported $16.6M of Q32 Bio stock for Q3 2025, up 25% quarter-over-quarter.
- 8 funds opened new Q32 Bio positions in Q3 2025 and 16 closed out, a net change of -8 holders.
- The largest Q32 Bio buyer in Q3 2025 was Two Sigma Investments, an estimated $60.5K added.
- The largest Q32 Bio seller in Q3 2025 was Monaco Asset Management, an estimated $540K sold.
Based on aggregated 13F filings for Q3 2025.