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Q32 Bio Ownership | Who Owns Q32 Bio?

OverviewForecastRevenueFinancialsChart

Q32 Bio Ownership Summary

Q32 Bio is owned by 157.35% institutional investors, 2.77% insiders. Orbimed advisors is the largest institutional shareholder, holding 18.32% of QTTB shares. Vanguard MStar Total Stk Mkt Idx Invest is the top mutual fund, with 2.54% of its assets in Q32 Bio shares.

QTTB Ownership Benchmark

TypeName% Inst% Insiders% Retail
StockQ32 Bio157.35%2.77%-60.12%
SectorHealthcare Stocks 244.37%12.11%-156.48%
IndustryBiotech Stocks 379.01%11.75%-290.76%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

HolderShares% HoldingValue
Orbimed advisors2.25M18.32%$14.46M
Atlas venture life science advisors2.09M17.01%$13.43M
Opaleye management1.26M10.21%$8.06M
Carlyle group1.10M8.96%$7.08M
Vanguard group321.05K2.62%$1.07M
Acorn capital advisors315.05K2.56%$2.02M
Sanofi244.08K1.98%$1.57M
Renaissance206.91K1.68%$1.33M
Acadian asset management172.59K1.40%$1.11M
Monimus capital management, lp134.31K1.09%$862.27K

Top Institutional Shareholders by % of Total Assets

HolderShares% AssetsValue
Atlas venture life science advisors2.09M1.70%$13.43M
Opaleye management1.26M1.06%$8.06M
Acorn capital advisors315.05K0.57%$2.02M
Sanofi244.08K0.47%$1.57M
Orbimed advisors2.25M0.29%$14.46M
Monimus capital management, lp134.31K0.24%$862.27K
Carlyle group1.10M0.07%$7.08M
Affinity asset advisors27.78K0.01%$178.33K
Two sigma securities13.75K0.00%$27.22K
Renaissance206.91K0.00%$1.33M

Top Buyers

HolderShares% AssetsChange
Opaleye management1.26M1.06%1.04M
Monimus capital management, lp134.31K0.24%134.31K
Acadian asset management172.59K0.00%124.21K
Renaissance206.91K0.00%107.31K
Marshall wace, llp52.44K0.00%52.44K

Top Sellers

HolderShares% AssetsChange
Sio capital management---697.41K
Arch venture management---320.48K
Temasek (private)---313.94K
Mackenzie financial---246.30K
Acorn capital advisors315.05K0.57%-178.37K

New Positions

HolderShares% AssetsChangeValue
Monimus capital management, lp134.31K0.24%134.31K$862.27K
Marshall wace, llp52.44K0.00%52.44K$336.66K
Vanguard fiduciary trust49.99K0.00%49.99K$320.97K
Cambridge investment research advisors35.02K0.00%35.02K$225.00K
American century companies18.77K0.00%18.77K$120.50K

Sold Out

HolderChange
National bank of canada /fi/-1.00
Thompson investment management-4.00
Cbiz investment advisory services-5.00
Farther finance advisors-6.00
St germain d j-11.00

Institutional Ownership Trends

DateHoldingsChange %SharesChange %OwnershipChange %Increased PositionChange %Decreased PositionChange %
Jun 30, 20267337.74%22,179,036135.22%1573.52%4573.08%1362.50%
Mar 31, 2026521.96%9,390,36916.74%761.77%2556.25%9-52.63%
Dec 31, 20258-84.62%579,164-93.13%40.10%2-88.24%2-88.89%
Sep 30, 202517-71.19%1,987,514-77.86%160.30%5-77.27%7-63.16%
Jun 30, 202558-15.94%8,975,90322.91%732.05%22-12.00%19-5.00%

Top Mutual Funds Shareholders

HolderShares% HoldingChange
Vanguard MStar Total Stk Mkt Idx Invest755.25K2.54%366.13K
Vanguard Total Stock Mkt Idx Inv389.12K1.64%202.40K
Vanguard Morn Total Stk Mkt Idx Investor389.12K1.31%202.40K
Avantis US Small Cap Value ETF269.45K0.91%-
Mackenzie Quantitative US Small Cap112.19K0.47%112.19K
Vanguard Institutional Extnd Mkt Idx Tr119.27K0.40%-
Mackenzie GQE US Small Cap F8116.81K0.39%8.40K
Multi-Manager Small Cap Eq Strat Inst80.28K0.27%80.28K
JPM US Small Cap Growth A dist USD55.80K0.19%55.80K
Fidelity Extended Market Index53.80K0.18%23.79K

Recent Insider Transactions

DateNameRoleActivityValue
Aug 25, 2026Morrison Jodie Pope CEOSell$163.03K
Aug 25, 2026Kalowski Lee CFO and PresidentSell$65.78K
Aug 25, 2026Violette Shelia M. Chief Scientific OfficerSell$46.33K
May 28, 2026Xu Diyong Buy$5.00M
May 28, 2026Xu Diyong Buy$10.00M

Insider Transactions Trends

DateBuySell
2026 Q3-3
2026 Q24-
2026 Q1-3
2025 Q4-2
2025 Q3-3

QTTB Ownership FAQ

Who Owns Q32 Bio?

Q32 Bio shareholders are primarily institutional investors at 157.35%, followed by 2.77% insiders and -60.12% retail investors. The average institutional ownership in Q32 Bio's industry, Biotech Stocks , is 379.01%, which Q32 Bio falls below.

Who owns the most shares of Q32 Bio?

Q32 Bio’s largest shareholders are Orbimed advisors (2.25M shares, 18.32%), Atlas venture life science advisors (2.09M shares, 17.01%), and Opaleye management (1.26M shares, 10.21%). Together, they hold 45.54% of Q32 Bio’s total shares outstanding.

Does Blackrock own Q32 Bio?

BlackRock is not among the top 10 institutional shareholders of Q32 Bio.

Who is Q32 Bio’s biggest shareholder by percentage of total assets invested?

Atlas venture life science advisors is Q32 Bio’s biggest shareholder by percentage of total assets invested, with 1.70% of its assets in 2.09M Q32 Bio shares, valued at 13.43M$.

Who is the top mutual fund holder of Q32 Bio shares?

Vanguard MStar Total Stk Mkt Idx Invest is the top mutual fund holder of Q32 Bio shares, with 2.54% of its total shares outstanding invested in 755.25K Q32 Bio shares.

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