Q32 Bio Inc. - QTTB

Detailed investor-level table based on 13F positions.

Shareholders (13F)

Quarter: Q2 2026 · Compare: Q1 2026
13D/13G major owners: Ownership tab.
Methodology: Market value and % of portfolio use SEC reported VALUE ($000). For PUT/CALL positions this reflects reported underlying exposure, not premium cash paid/received. Details.
Rows: 0
Investor History Status Shares held Market value ($000) % of portfolio Previous % Rank Change in shares % change in shares Source Date reported
ORBIMED ADVISORS LLC History Added to 4,127,987 52,590 0.97% 0.29% 1 +1,875,000 83.22% Q2 2026 Aug 14, 2026
Boxer Capital Management, LLC History New 3,149,310 40,122 3.02% 2 +3,149,310 New Q2 2026 Aug 14, 2026
Atlas Venture Life Science Advisors, LLC History Added to 2,717,106 34,615 3.93% 1.7% 3 +625,000 29.87% Q2 2026 Aug 13, 2026
BVF INC/IL History New 2,350,000 29,939 0.77% 4 +2,350,000 New Q2 2026 Aug 14, 2026
RA CAPITAL MANAGEMENT, L.P. History New 2,332,457 29,715 0.26% 5 +2,332,457 New Q2 2026 Aug 14, 2026
Point72 Asset Management, L.P. History New 1,173,396 14,949 0.02% 6 +1,173,396 New Q2 2026 Aug 14, 2026
Opaleye Management Inc. History Reduced 931,000 11,860 1.07% 1.06% 7 -325,228 -25.89% Q2 2026 Aug 14, 2026
Logos Global Management LP History New 800,000 10,192 0.44% 8 +800,000 New Q2 2026 Aug 14, 2026
SummitTX Capital, L.P. History New 733,774 9,348 0.24% 9 +733,774 New Q2 2026 Aug 14, 2026
Ikarian Capital, LLC History New 630,000 8,026 0.86% 10 +630,000 New Q2 2026 Aug 14, 2026
VANGUARD CAPITAL MANAGEMENT LLC History Added to 518,803 6,609 0.0% 0.0% 11 +212,402 69.32% Q2 2026 Aug 13, 2026
Woodline Partners LP History New 286,212 3,646 0.01% 12 +286,212 New Q2 2026 Aug 14, 2026
AMERICAN CENTURY COMPANIES INC History Added to 272,752 3,474 0.0% 0.0% 13 +253,982 1353.13% Q2 2026 Aug 12, 2026
Sanofi History No change 244,083 3,109 0.58% 0.47% 14 0 0.0% Q2 2026 Jul 28, 2026
ACADIAN ASSET MANAGEMENT LLC History Added to 218,234 2,779 0.0% 0.0% 15 +45,648 26.45% Q2 2026 Aug 13, 2026
ACORN CAPITAL ADVISORS, LLC History Reduced 216,171 2,754 0.75% 0.57% 16 -98,881 -31.39% Q2 2026 Aug 14, 2026
BOOTHBAY FUND MANAGEMENT, LLC History New 191,727 2,442 0.03% 17 +191,727 New Q2 2026 Aug 14, 2026
RENAISSANCE TECHNOLOGIES LLC History Reduced 179,600 2,288 0.0% 0.0% 18 -27,315 -13.2% Q2 2026 Aug 13, 2026
JANE STREET GROUP, LLC History Added to 162,747 2,073 0.0% 0.0% 19 +97,148 148.09% Q2 2026 Aug 14, 2026
MONIMUS CAPITAL MANAGEMENT, LP History Reduced 132,036 1,682 0.39% 0.24% 20 -2,274 -1.69% Q2 2026 Aug 14, 2026
GEODE CAPITAL MANAGEMENT, LLC History Added to 122,690 1,563 0.0% 0.0% 21 +4,538 3.84% Q2 2026 Aug 12, 2026
CITADEL ADVISORS LLC History Added to 120,663 1,537 0.0% 0.0% 22 +105,182 679.43% Q2 2026 Sep 02, 2026
BlackRock, Inc. History Added to 118,507 1,509 0.0% 0.0% 23 +32,360 37.56% Q2 2026 Aug 07, 2026
MARSHALL WACE, LLP History Added to 67,045 854 0.0% 0.0% 24 +14,605 27.85% Q2 2026 Aug 13, 2026
VANGUARD FIDUCIARY TRUST CO History Added to 66,217 843 0.0% 0.0% 25 +16,222 32.45% Q2 2026 Aug 13, 2026
Carlyle Group Inc. History Reduced 60,363 769 0.01% 0.07% 26 -1,042,378 -94.53% Q2 2026 Aug 07, 2026
STATE STREET CORP History Added to 52,214 665 0.0% 0.0% 27 +10,700 25.77% Q2 2026 Aug 07, 2026
TWO SIGMA INVESTMENTS, LP History Added to 49,582 631 0.0% 0.0% 28 +7,236 17.09% Q2 2026 Aug 14, 2026
Quadrature Capital Ltd History New 36,396 463 0.0% 29 +36,396 New Q2 2026 Aug 06, 2026
BRIDGEWAY CAPITAL MANAGEMENT, LLC History Added to 34,613 440 0.01% 0.0% 30 +22,000 174.42% Q2 2026 Aug 14, 2026
DAFNA Capital Management LLC History New 32,896 419 0.08% 31 +32,896 New Q2 2026 Aug 14, 2026
Knott David M Jr History New 30,412 387 0.2% 32 +30,412 New Q2 2026 Aug 12, 2026
Affinity Asset Advisors, LLC History No change 27,777 353 0.02% 0.01% 33 0 0.0% Q2 2026 Aug 13, 2026
Squarepoint Ops LLC History New 23,790 303 0.0% 34 +23,790 New Q2 2026 Aug 14, 2026
NORTHERN TRUST CORP History Reduced 23,631 301 0.0% 0.0% 35 -1,402 -5.6% Q2 2026 Aug 13, 2026
DIMENSIONAL FUND ADVISORS LP History New 23,588 300 0.0% 36 +23,588 New Q2 2026 Aug 11, 2026
SUSQUEHANNA INTERNATIONAL GROUP, LLP History New 23,342 297 0.0% 37 +23,342 New Q2 2026 Aug 14, 2026
MANGROVE PARTNERS IM, LLC History New 22,150 282 0.02% 38 +22,150 New Q2 2026 Aug 14, 2026
LPL Financial LLC History New 18,170 231 0.0% 39 +18,170 New Q2 2026 Aug 07, 2026
Cambridge Investment Research Advisors, Inc. History Reduced 18,081 230 0.0% 0.0% 40 -16,944 -48.38% Q2 2026 Jul 27, 2026
HRT FINANCIAL LP History New 15,949 203 0.0% 41 +15,949 New Q2 2026 Aug 14, 2026
UBS Group AG History Added to 15,008 191 0.0% 0.0% 42 +14,738 5458.52% Q2 2026 Aug 13, 2026
BALYASNY ASSET MANAGEMENT L.P. History New 12,342 157 0.0% 43 +12,342 New Q2 2026 Aug 14, 2026
ExodusPoint Capital Management, LP History New 11,336 144 0.0% 44 +11,336 New Q2 2026 Aug 14, 2026
MILLENNIUM MANAGEMENT LLC History New 10,928 139 0.0% 45 +10,928 New Q2 2026 Aug 14, 2026
XTX Topco Ltd History New 10,874 138 0.0% 46 +10,874 New Q2 2026 Aug 14, 2026
MORGAN STANLEY History Reduced 6,456 82 0.0% 0.0% 47 -3,104 -32.47% Q2 2026 Aug 13, 2026
Vanguard Global Advisers, LLC History Added to 4,824 61 0.0% 0.0% 48 +2,909 151.91% Q2 2026 Aug 13, 2026
FMR LLC History Reduced 3,388 43 0.0% 0.0% 49 -12 -0.35% Q2 2026 Aug 13, 2026
CITIGROUP INC History New 2,888 36 0.0% 50 +2,888 New Q2 2026 Aug 03, 2026
Private Wealth Asset Management, LLC History New 1,700 21 0.0% 51 +1,700 New Q2 2026 Aug 11, 2026
Arax Advisory Partners History Reduced 1,111 14 0.0% 0.0% 52 -37 -3.22% Q2 2026 Aug 10, 2026
FEDERATED HERMES, INC. History Reduced 1,050 13 0.0% 0.0% 53 -1,223 -53.81% Q2 2026 Aug 12, 2026
Rockefeller Capital Management L.P. History No change 577 7 0.0% 0.0% 54 0 0.0% Q2 2026 Aug 13, 2026
JONES FINANCIAL COMPANIES LLLP History No change 500 6 0.0% 0.0% 55 0 0.0% Q2 2026 Aug 14, 2026
Russell Investments Group, Ltd. History No change 454 5 0.0% 0.0% 56 0 0.0% Q2 2026 Aug 06, 2026
EverSource Wealth Advisors, LLC History Reduced 240 3 0.0% 0.0% 58 -4,400 -94.83% Q2 2026 Jul 24, 2026
BNP PARIBAS FINANCIAL MARKETS History No change 303 3 0.0% 0.0% 57 0 0.0% Q2 2026 Aug 13, 2026
SIMPLEX TRADING, LLC History New 200 2 0.0% 60 +200 New Q2 2026 Aug 12, 2026
Truvestments Capital LLC History New 162 2 0.0% 61 +162 New Q2 2026 Aug 12, 2026
NISA INVESTMENT ADVISORS, LLC History No change 166 2 0.0% 0.0% 59 0 0.0% Q2 2026 Aug 10, 2026
Allworth Financial LP History Added to 108 1 0.0% 62 +10 10.2% Q2 2026 Aug 11, 2026
SBI Securities Co., Ltd. History Reduced 94 1 0.0% 64 -10 -9.62% Q2 2026 Jul 22, 2026
OSAIC HOLDINGS, INC. History No change 124 1 0.0% 63 0 0.0% Q2 2026 Aug 14, 2026
ARCH Venture Management, LLC History Closed out 0 0 0.3% -320,482 -100.0% Q2 2026 Aug 14, 2026
MACKENZIE FINANCIAL CORP History Closed out 0 0 0.0% -246,304 -100.0% Q2 2026 Aug 13, 2026
PFIZER INC History Closed out 0 0 0.31% -101,618 -100.0% Q2 2026 Aug 13, 2026
ADAR1 Capital Management, LLC History Closed out 0 0 0.01% -35,000 -100.0% Q2 2026 Aug 14, 2026
Cetera Investment Advisers History Closed out 0 0 0.0% -20,695 -100.0% Q2 2026 Aug 12, 2026
ROYAL BANK OF CANADA History Reduced 43 0 0.0% -2,701 -98.43% Q2 2026 Aug 14, 2026
Tower Research Capital LLC (TRC) History Closed out 0 0 0.0% -1,871 -100.0% Q2 2026 Aug 11, 2026
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO History Closed out 0 0 -111 -100.0% Q2 2026 Aug 12, 2026
WELLS FARGO & COMPANY/MN History Closed out 0 0 -84 -100.0% Q2 2026 Aug 14, 2026
Clearstead Advisors, LLC History New 67 0 +67 New Q2 2026 Aug 06, 2026
Caitong International Asset Management Co., Ltd History New 45 0 +45 New Q2 2026 Aug 04, 2026
DANSKE BANK A/S History No change 1 0 0 0.0% Q2 2026 Aug 10, 2026
HARBOUR INVESTMENTS, INC. History No change 11 0 0 0.0% Q2 2026 Aug 12, 2026
GROUP ONE TRADING LLC History No change 34 0 0 0.0% Q2 2026 Aug 13, 2026
AdvisorNet Financial, Inc History No change 2 0 0 0.0% Q2 2026 Jul 23, 2026
CWM, LLC History No change 39 0 0 0.0% Q1 2026 May 14, 2026
Federation des caisses Desjardins du Quebec History No change 70 0 0 0.0% Q2 2026 Aug 13, 2026
KERR FINANCIAL PLANNING Corp History No change 600 0 0 0.0% Q2 2026 Jul 02, 2026