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Q32 Bio Inc.

QTTB
Exchange
Nasdaq
Industry
Pharmaceutical Preparations
SEC CIK
0001661998

In the last 90 days, Q32 Bio Inc. insiders filed 0 open-market purchases and 3 sales; 72 institutions reported holding it in 13F filings for Q2 2026, worth $282.6M in total; no superinvestor holds it.

13F holders, Q1 2025

Institutional positions in Q32 Bio Inc. as of Mar 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works

Institutional holders
73
−18 vs. Q4 2024
Shares held
9.41M
−1.53M (−14.0%) vs. Q4 2024
Total value
$15.5M
−$22.1M (−58.8%) vs. Q4 2024
New holders
8
17 more added
Sold out
26
20 more reduced

1 institution that held it in Q4 2024 haven't filed for Q1 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q4 2024: new holders, sold out and not filed yet

Holders and value by quarter

Institutions reporting QTTB on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.

Institutional holdersQ1 2025: 73 institutions
Q1 2021: 109 institutionsQ2 2021: 118 institutionsQ3 2021: 119 institutionsQ4 2021: 121 institutionsQ1 2022: 107 institutionsQ2 2022: 87 institutionsQ3 2022: 83 institutionsQ4 2022: 79 institutionsQ1 2023: 62 institutionsQ2 2023: 59 institutionsQ3 2023: 58 institutionsQ4 2023: 58 institutionsQ1 2024: 39 institutionsQ2 2024: 54 institutionsQ3 2024: 73 institutionsQ4 2024: 92 institutionsQ1 2025: 73 institutionsQ2 2025: 61 institutionsQ3 2025: 53 institutionsQ4 2025: 52 institutionsQ1 2026: 54 institutionsQ2 2026: 72 institutions
Value heldQ1 2025: $15.5M
Q1 2021: $272.7MQ2 2021: $239.9MQ3 2021: $252.1MQ4 2021: $123.0MQ1 2022: $89.7MQ2 2022: $49.9MQ3 2022: $38.7MQ4 2022: $27.3MQ1 2023: $20.0MQ2 2023: $15.9MQ3 2023: $20.8MQ4 2023: $11.4MQ1 2024: $125.9MQ2 2024: $144.2MQ3 2024: $405.8MQ4 2024: $37.8MQ1 2025: $15.5MQ2 2025: $13.4MQ3 2025: $16.6MQ4 2025: $26.7MQ1 2026: $60.6MQ2 2026: $282.6M
Institutions holding QTTB and their total value by quarter
QuarterHoldersValue
Q2 202672$282.6M
Q1 202654$60.6M
Q4 202552$26.7M
Q3 202553$16.6M
Q2 202561$13.4M
Q1 202573$15.5M
Q4 202492$37.8M
Q3 202473$405.8M
Q2 202454$144.2M
Q1 202439$125.9M
Q4 202358$11.4M
Q3 202358$20.8M
Q2 202359$15.9M
Q1 202362$20.0M
Q4 202279$27.3M
Q3 202283$38.7M
Q2 202287$49.9M
Q1 2022107$89.7M
Q4 2021121$123.0M
Q3 2021119$252.1M
Q2 2021118$239.9M
Q1 2021109$272.7M

Institutions, Q1 2025

Shares, value and share of portfolio for each institution holding Q32 Bio Inc.; share changes are against Q4 2024.

Institutions holding QTTB in Q1 2025
InstitutionSharesValue% of portfolioChange in sharesAction
OrbiMed Advisors LLC2,252,987$3.72M0.09%00.0%Unchanged
Atlas Venture Life Science Advisors, LLC2,092,106$3.45M0.66%00.0%Unchanged
Carlyle Group Inc.1,102,741$1.81M0.05%00.0%Unchanged
Acorn Capital Advisors, LLC803,425$1.33M0.88%00.0%Unchanged
Monaco Asset Management SAM505,451$834.0K0.42%−69,365−12.1%Reduced
BlackRock, Inc.457,371$754.7K0.00%−10,071−2.2%Reduced
ARCH Venture Management, LLC320,482$532.0K0.26%00.0%Unchanged
Vanguard Group Inc309,214$510.2K0.00%−7,358−2.3%Reduced
Pfizer Inc277,777$458.3K0.09%00.0%Unchanged
Sanofi244,083$402.7K0.24%00.0%Unchanged
Geode Capital Management, LLC137,509$226.9K0.00%+4,246+3.2%Added
State Street Corp137,498$226.9K0.00%+21,965+19.0%Added
Trustees of Columbia University in the City of New York133,903$220.9K0.03%00.0%Unchanged
Mariner, LLC84,780$139.9K0.00%−36,647−30.2%Reduced
FMR LLC62,391$102.9K0.00%+13,211+26.9%Added
Northern Trust Corp60,134$99.2K0.00%−53−0.1%Reduced
Nuveen, LLC55,886$92.2K0.00%+55,886New
Goldman Sachs Group Inc44,373$73.2K0.00%+25,953+140.9%Added
AQR Capital Management LLC41,302$68.1K0.00%+41,302New
UBS Group AG33,431$55.2K0.00%−14,551−30.3%Reduced
Acadian Asset Management LLC31,138$50.0K0.00%+31,138New
Affinity Asset Advisors, LLC27,777$45.8K0.01%00.0%Unchanged
Deutsche Bank AG25,018$41.3K0.00%00.0%Unchanged
Bank of New York Mellon Corp16,192$26.7K0.00%+1,150+7.6%Added
Morgan Stanley14,657$24.2K0.00%−58,205−79.9%Reduced
Squarepoint Ops LLC14,528$24.0K0.00%−4,481−23.6%Reduced
Charles Schwab Investment Management Inc14,190$23.4K0.00%−1,226−8.0%Reduced
Corton Capital Inc.11,607$19.2K0.06%+11,607New
Rhumbline Advisers11,156$18.4K0.00%−94,388−89.4%Reduced
Susquehanna International Group, LLP10,810$17.8K0.00%+10,810New
Raymond James Financial Inc10,746$17.7K0.00%00.0%Unchanged
Barclays PLC9,170$15.1K0.00%−3,261−26.2%Reduced
Bank of America Corp7,292$12.0K0.00%−4,636−38.9%Reduced
National Bank of Canada5,039$8.31K0.00%+5,012+18,563.0%Added
Citigroup Inc4,402$7.26K0.00%−295−6.3%Reduced
Wells Fargo & Company3,658$6.04K0.00%+80+2.2%Added
CWM, LLC3,459$6.00K0.00%+3,455+86,375.0%Added
Mirae Asset Global ETFs Holdings Ltd.3,619$5.97K0.00%+156+4.5%Added
Tower Research Capital LLC (TRC)3,177$5.24K0.00%+1,701+115.2%Added
Corebridge Financial, Inc.2,986$4.93K0.00%−44−1.5%Reduced
JPMorgan Chase & Co2,930$4.83K0.00%+99+3.5%Added
Federated Hermes, Inc.2,482$4.09K0.00%+2,025+443.1%Added
China Universal Asset Management Co., Ltd.2,443$4.03K0.00%−140−5.4%Reduced
New York State Common Retirement Fund2,400$3.96K0.00%00.0%Unchanged
Royal Bank of Canada1,688$3.00K0.00%+305+22.1%Added
Police & Firemen's Retirement System of New Jersey1,228$2.03K0.00%00.0%Unchanged
Coldstream Capital Management Inc1,114$1.84K0.00%+1,114New
Russell Investments Group, Ltd.651$1.07K0.00%−1,205−64.9%Reduced
Ameritas Investment Partners, Inc.591$9750.00%00.0%Unchanged
BNP Paribas Arbitrage, SA585$9650.00%−319−35.3%Reduced
Fortitude Family Office, LLC562$9270.00%00.0%Unchanged
Legal & General Group Plc523$8630.00%00.0%Unchanged
California State Teachers Retirement System437$7210.00%00.0%Unchanged
Mirae Asset Global Investments Co., Ltd.408$6980.00%+2+0.5%Added
Advisor Group Holdings, Inc.305$5030.00%−571−65.2%Reduced
GF Fund Management Co. Ltd.264$4360.00%+8+3.1%Added
Clark Wealth Partners199$3280.00%00.0%Unchanged
SBI Securities Co., Ltd.147$2430.00%−91−38.2%Reduced
CoreCap Advisors, LLC107$1770.00%00.0%Unchanged
Sterling Capital Management LLC105$1730.00%−100−48.8%Reduced
EverSource Wealth Advisors, LLC92$1520.00%+90+4,500.0%Added
Federation des caisses Desjardins du Quebec70$1160.00%+32+84.2%Added
Allworth Financial LP16$300.00%00.0%Unchanged
Harbour Investments, Inc.11$180.00%00.0%Unchanged
St Germain D J Co Inc11$180.00%00.0%Unchanged
True Wealth Design, LLC7$120.00%+7New
Farther Finance Advisors, LLC6$90.00%00.0%Unchanged
CBIZ Investment Advisory Services, LLC5$80.00%00.0%Unchanged
Thompson Investment Management, Inc.4$70.00%00.0%Unchanged
AdvisorNet Financial, Inc2$30.00%00.0%Unchanged
Caitong International Asset Management Co., Ltd2$30.00%+2New
Danske Bank A/S1$20.00%00.0%Unchanged
Amalgamated Bank209$00.00%00.0%Unchanged
Sio Capital Management, LLC0$00.00%−697,413−100.0%Sold out
Temasek Holdings (Private) Ltd0$00.00%−313,943−100.0%Sold out
ArrowMark Colorado Holdings LLC0$00.00%−81,482−100.0%Sold out
Two Sigma Investments, LP0$00.00%−53,175−100.0%Sold out
Qube Research & Technologies Ltd0$00.00%−50,388−100.0%Sold out
Bleakley Financial Group, LLC0$00.00%−43,360−100.0%Sold out
Jacobs Levy Equity Management, Inc0$00.00%−34,844−100.0%Sold out
Vivo Capital, LLC0$00.00%−20,559−100.0%Sold out
Diadema Partners LP0$00.00%−19,700−100.0%Sold out
Engineers Gate Manager LP0$00.00%−17,499−100.0%Sold out
TownSquare Capital, LLC0$00.00%−17,466−100.0%Sold out
Ameriprise Financial Inc0$00.00%−15,548−100.0%Sold out
Savant Capital, LLC0$00.00%−15,281−100.0%Sold out
Cubist Systematic Strategies, LLC0$00.00%−12,249−100.0%Sold out
Drive Wealth Management, LLC0$00.00%−10,928−100.0%Sold out
Millennium Management LLC0$00.00%−10,725−100.0%Sold out
Axq Capital, LP0$00.00%−10,581−100.0%Sold out
Hussman Strategic Advisors, Inc.0$00.00%−10,500−100.0%Sold out
Public Employees Retirement System of Ohio0$00.00%−7,540−100.0%Sold out
Persistent Asset Partners Ltd0$00.00%−6,019−100.0%Sold out
Group One Trading, L.P.0$00.00%−3,900−100.0%Sold out
GAMMA Investing LLC0$00.00%−2,891−100.0%Sold out
R Squared Ltd0$00.00%−750−100.0%Sold out
Nisa Investment Advisors, LLC0$00.00%−20−100.0%Sold out
Jones Financial Companies LLLP0$00.00%−16−100.0%Sold out
BFSG, LLC0$00.00%−11−100.0%Sold out
Nuveen Asset Management, LLC––––Not filed