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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, Q2 2024

Institutional positions in Q32 Bio Inc. as of Jun 30, 2024. 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
54
+15 vs. Q1 2024
Shares held
8.07M
+635.0K (+8.5%) vs. Q1 2024
Total value
$144.2M
+$18.3M (+14.5%) vs. Q1 2024
New holders
20
16 more added
Sold out
5
6 more reduced

Compare with Q1 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 holdersQ2 2024: 54 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 heldQ2 2024: $144.2M
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, Q2 2024

Shares, value and share of portfolio for each institution holding Q32 Bio Inc.; share changes are against Q1 2024.

Institutions holding QTTB in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
OrbiMed Advisors LLC2,252,987$40.4M0.86%00.0%Unchanged
Atlas Venture Life Science Advisors, LLC2,092,106$37.6M3.95%00.0%Unchanged
Carlyle Group Inc.1,102,741$19.2M1.82%00.0%Unchanged
BlackRock Inc.342,269$6.14M0.00%+297,696+667.9%Added
ARCH Venture Management, LLC320,482$5.75M2.16%00.0%Unchanged
Temasek Holdings (Private) Ltd313,943$5.64M0.03%00.0%Unchanged
5AM Venture Management, LLC251,994$4.52M1.01%00.0%Unchanged
FMR LLC179,638$3.22M0.00%+176,125+5,013.5%Added
Harvard Management Co Inc162,965$2.93M0.18%+162,965New
ADAR1 Capital Management, LLC156,504$2.81M0.57%−31,063−16.6%Reduced
Vanguard Group Inc138,367$2.48M0.00%+30,615+28.4%Added
Ikarian Capital, LLC109,094$1.96M0.61%+86,759+388.4%Added
Geode Capital Management, LLC107,654$1.93M0.00%+89,688+499.2%Added
Platinum Investment Management Ltd89,456$1.61M0.06%−20,508−18.6%Reduced
State Street Corp81,299$1.46M0.00%+81,299New
Ensign Peak Advisors, Inc64,481$1.16M0.00%+38,750+150.6%Added
Exome Asset Management LLC43,865$787.4K0.70%−21,156−32.5%Reduced
Erste Asset Management GmbH30,000$538.5K0.01%00.0%Unchanged
Boothbay Fund Management, LLC29,575$530.9K0.02%+29,575New
Affinity Asset Advisors, LLC27,777$498.6K0.08%00.0%Unchanged
Vivo Capital, LLC20,559$369.0K0.03%−349,509−94.4%Reduced
Citadel Advisors LLC18,119$325.2K0.00%+8,058+80.1%Added
Bank of New York Mellon Corp17,569$315.4K0.00%+17,569New
Charles Schwab Investment Management Inc15,410$276.6K0.00%+15,410New
Renaissance Technologies LLC14,764$265.0K0.00%+14,764New
Bank of America Corp13,291$238.6K0.00%+3,934+42.0%Added
UBS Oconnor LLC12,000$215.4K0.01%+12,000New
Goldman Sachs Group Inc11,942$214.4K0.00%+11,942New
Rhumbline Advisers7,658$137.5K0.00%+7,593+11,681.5%Added
Morgan Stanley6,758$121.3K0.00%+6,035+834.7%Added
New York State Common Retirement Fund6,600$118.5K0.00%+6,600New
Barclays PLC5,090$91.4K0.00%+2,107+70.6%Added
Corebridge Financial, Inc.3,244$58.3K0.00%+3,244New
Wells Fargo & Company2,727$49.0K0.00%+2,648+3,351.9%Added
UBS Group AG2,646$47.5K0.00%+1,706+181.5%Added
JPMorgan Chase & Co2,620$47.0K0.00%+2,569+5,037.3%Added
Tower Research Capital LLC (TRC)2,202$39.5K0.00%+2,202New
Citigroup Inc1,354$24.3K0.00%+1,354New
Royal Bank of Canada622$11.0K0.00%+567+1,030.9%Added
Ameritas Investment Partners, Inc.591$10.6K0.00%+591New
Legal & General Group Plc523$9.39K0.00%+523New
Redwood Wealth Management Group, LLC511$9.17K0.01%+511New
California State Teachers Retirement System437$7.84K0.00%+437New
BNP Paribas Arbitrage, SA434$7.79K0.00%+434New
Amalgamated Bank209$4.00K0.00%+209New
Advisor Group Holdings, Inc.124$2.23K0.00%+109+726.7%Added
Federation des caisses Desjardins du Quebec39$7000.00%00.0%Unchanged
GWM Advisors LLC22$3950.00%−3−12.0%Reduced
Global Retirement Partners, LLC16$2870.00%+16New
AdvisorNet Financial, Inc13$2330.00%−32−71.1%Reduced
BFSG, LLC11$1980.00%00.0%Unchanged
St Germain D J Co Inc11$1970.00%00.0%Unchanged
Harbour Investments, Inc.11$1970.00%+11New
Thompson Investment Management, Inc.4$720.00%00.0%Unchanged
BML Capital Management, LLC0$00.00%−24,894−100.0%Sold out
Woodline Partners LP0$00.00%−15,584−100.0%Sold out
Prelude Capital Management, LLC0$00.00%−15,133−100.0%Sold out
Acadian Asset Management LLC0$00.00%−3,695−100.0%Sold out
Sachetta, LLC0$00.00%−1−100.0%Sold out