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Q32 Bio
QTTB

61 hedge funds and large institutions have $13.4M invested in Q32 Bio in 2025 Q2 according to their latest regulatory filings, with 10 funds opening new positions, 12 increasing their positions, 19 reducing their positions, and 22 closing their positions.

New
Increased
Maintained
Reduced
Closed

33% more funds holding in top 10

Funds holding in top 10: 3 → 4 (+1)

3.5% less ownership

Funds ownership: 77.11% → 73.61% (-3.5%)

14% less capital invested

Capital invested by funds: $15.5M → $13.4M (-$2.16M)

16% less funds holding

Funds holding: 73 → 61 (-12)

37% less repeat investments, than reductions

Existing positions increased: 12 | Existing positions reduced: 19

55% less first-time investments, than exits

New positions opened: 10 | Existing positions closed: 22

Holders
61
Holders Change
-12
Holders Change %
-16.44%
% of All Funds
0.8%
Holding in Top 10
4
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+33.33%
% of All Funds
0.05%
New
10
Increased
12
Reduced
19
Closed
22
Calls
$19K
Puts
–
Net Calls
+$19K
Net Calls Change
+$26K

Top Buyers

Rank Fund Capital Flow
1
Millennium Management
Millennium Management
New York
+$222K
2
MAM
Monaco Asset Management
Monaco
+$147K
3
Renaissance Technologies
Renaissance Technologies
New York
+$131K
4
Jane Street
Jane Street
New York
+$79.5K
5
Goldman Sachs
Goldman Sachs
New York
+$32.7K

Top Sellers

Rank Fund Capital Flow
1
BlackRock
BlackRock
New York
-$475K
2
State Street
State Street
Massachusetts
-$188K
3
Geode Capital Management
Geode Capital Management
Massachusetts
-$129K
4
Mariner
Mariner
Kansas
-$124K
5
N
Nuveen
North Carolina
-$92.2K
Name Holding Trade Value Shares
Change 		Change in
Stake
FDCDDQ
51
Federation des caisses Desjardins du Quebec
Quebec, Canada
$104 – – –
TWD
52
True Wealth Design
Ohio
$100 +$102 +60 +857%
AF
53
Allworth Financial
California
$24 – – –
DJSG
54
D.J. St. Germain
Massachusetts
$16 – – –
HI
55
Harbour Investments
Wisconsin
$16 – – –
CIAS
56
CBIZ Investment Advisory Services
Ohio
$7 – – –
EP
57
Essential Partners
California
$7 +$9 +5 New
AF
58
Advisornet Financial
Minnesota
$3 – – –
CIAM
59
Caitong International Asset Management
Hong Kong
$3 – – –
National Bank of Canada
60
National Bank of Canada
Quebec, Canada
$1 -$8.59K -5,038 -100%
DB
61
Danske Bank
Denmark
$1 – – –
N
62
Nuveen
North Carolina
– -$92.2K -55,886 Closed
Deutsche Bank
63
Deutsche Bank
Germany
– -$41.3K -25,018 Closed
Bank of New York Mellon
64
Bank of New York Mellon
New York
– -$26.7K -16,192 Closed
Squarepoint
65
Squarepoint
New York
– -$24K -14,528 Closed
Charles Schwab
66
Charles Schwab
California
– -$23.4K -14,190 Closed
CC
67
Corton Capital
Ontario, Canada
– -$19.2K -11,607 Closed
RhumbLine Advisers
68
RhumbLine Advisers
Massachusetts
– -$18.4K -11,156 Closed
Mirae Asset Global ETFs Holdings
69
Mirae Asset Global ETFs Holdings
Hong Kong
– -$5.97K -3,619 Closed
CF
70
Corebridge Financial
Texas
– -$4.93K -2,986 Closed
JP Morgan Chase
71
JP Morgan Chase
New York
– -$4.83K -2,930 Closed
New York State Common Retirement Fund
72
New York State Common Retirement Fund
New York
– -$3.96K -2,400 Closed
PFSRSONJ
73
Police & Firemen's Retirement System of New Jersey
New Jersey
– -$2.03K -1,228 Closed
CCM
74
Coldstream Capital Management
Washington
– -$1.84K -1,114 Closed
AIP
75
Ameritas Investment Partners
Nebraska
– -$975 -591 Closed
1 2
3
4

QTTB Hedge Fund Activity: Q2 2025 in Review

61 of the 7,598 institutional investors tracked by Wall St. Rank reported a position in Q32 Bio (QTTB) for Q2 2025, worth a combined $13.4M — down 14% from $15.5M a quarter earlier.

Sellers outnumbered buyers: 22 funds closed out of QTTB and 10 opened new positions — a net loss of 12 holders — while 19 trimmed existing stakes and 12 added.

The largest buyer was Millennium Management, opening a new position worth an estimated $222K. The largest seller was BlackRock, cutting an estimated $475K.

  • 61 institutional investors held Q32 Bio (QTTB) as of Q2 2025, down from 73 in Q1 2025.
  • Funds reported $13.4M of Q32 Bio stock for Q2 2025, down 14% quarter-over-quarter.
  • 10 funds opened new Q32 Bio positions in Q2 2025 and 22 closed out, a net change of -12 holders.
  • The largest Q32 Bio buyer in Q2 2025 was Millennium Management, an estimated $222K added.
  • The largest Q32 Bio seller in Q2 2025 was BlackRock, an estimated $475K sold.

Based on aggregated 13F filings for Q2 2025.