Q32 Bio Ownership | Who Owns Q32 Bio?
Q32 Bio Ownership Summary
Q32 Bio is owned by 76.34% institutional investors, 3.93% insiders, and 19.73% retail investors. Orbimed advisors is the largest institutional shareholder, holding 18.32% of QTTB shares. Vanguard Total Stock Mkt Idx Inv is the top mutual fund, with 1.28% of its assets in Q32 Bio shares.
QTTB Ownership Benchmark
| Type | Name | % Inst | % Insiders | % Retail |
|---|---|---|---|---|
| Stock | Q32 Bio | 76.34% | 3.93% | 19.73% |
| Sector | Healthcare Stocks | 35.58% | 11.87% | 52.55% |
| Industry | Biotech Stocks | 35.75% | 11.83% | 52.41% |
Institutional Shareholders
Top Institutional Shareholders by Total Shares
| Holder | Shares | % Holding | Value |
|---|---|---|---|
| Orbimed advisors | 2.25M | 18.32% | $14.46M |
| Atlas venture life science advisors | 2.09M | 17.01% | $13.43M |
| Opaleye management | 1.26M | 10.21% | $8.06M |
| Carlyle group | 1.10M | 8.96% | $7.08M |
| Vanguard group | 321.05K | 2.62% | $1.07M |
| Arch venture management | 320.48K | 2.61% | $2.06M |
| Acorn capital advisors | 315.05K | 2.56% | $2.02M |
| Mackenzie financial | 246.30K | 2.00% | $1.58M |
| Sanofi | 244.08K | 1.98% | $1.57M |
| Renaissance | 206.91K | 1.68% | $1.33M |
Top Institutional Shareholders by % of Total Assets
| Holder | Shares | % Assets | Value |
|---|---|---|---|
| Atlas venture life science advisors | 2.09M | 1.70% | $13.43M |
| Opaleye management | 1.26M | 1.06% | $8.06M |
| Acorn capital advisors | 315.05K | 0.57% | $2.02M |
| Sanofi | 244.08K | 0.47% | $1.57M |
| Pfizer | 101.62K | 0.31% | $736.73K |
| Arch venture management | 320.48K | 0.30% | $2.06M |
| Orbimed advisors | 2.25M | 0.29% | $14.46M |
| Monimus capital management, lp | 134.31K | 0.24% | $862.27K |
| Carlyle group | 1.10M | 0.07% | $7.08M |
| Affinity asset advisors | 27.78K | 0.01% | $178.33K |
Top Buyers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Opaleye management | 1.26M | 1.06% | 1.04M |
| Mackenzie financial | 246.30K | 0.00% | 246.30K |
| Monimus capital management, lp | 134.31K | 0.24% | 134.31K |
| Acadian asset management | 172.59K | 0.00% | 124.21K |
| Renaissance | 206.91K | 0.00% | 107.31K |
Top Sellers
| Holder | Shares | % Assets | Change |
|---|---|---|---|
| Sio capital management | - | - | -697.41K |
| Temasek (private) | - | - | -313.94K |
| Acorn capital advisors | 315.05K | 0.57% | -178.37K |
| Pfizer | 101.62K | 0.31% | -176.16K |
| Trustees of columbia university in the city of new york | - | - | -133.90K |
New Positions
| Holder | Shares | % Assets | Change | Value |
|---|---|---|---|---|
| Mackenzie financial | 246.30K | 0.00% | 246.30K | $1.58M |
| Monimus capital management, lp | 134.31K | 0.24% | 134.31K | $862.27K |
| Marshall wace, llp | 52.44K | 0.00% | 52.44K | $336.66K |
| Vanguard fiduciary trust | 49.99K | 0.00% | 49.99K | $320.97K |
| Cambridge investment research advisors | 35.02K | 0.00% | 35.02K | $225.00K |
Sold Out
| Holder | Change |
|---|---|
| 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
| Date | Holdings | Change % | Shares | Change % | Ownership | Change % | Increased Position | Change % | Decreased Position | Change % |
|---|---|---|---|---|---|---|---|---|---|---|
| Mar 31, 2026 | 52 | 1.96% | 9,390,369 | 16.74% | 76 | 1.77% | 25 | 56.25% | 9 | -52.63% |
| Dec 31, 2025 | 8 | -84.62% | 579,164 | -93.13% | 4 | 0.10% | 2 | -88.24% | 2 | -88.89% |
| Sep 30, 2025 | 17 | -71.19% | 1,987,514 | -77.86% | 16 | 0.30% | 5 | -77.27% | 7 | -63.16% |
| Jun 30, 2025 | 58 | -15.94% | 8,975,903 | 22.91% | 73 | 2.05% | 22 | -12.00% | 19 | -5.00% |
| Mar 31, 2025 | 70 | -25.53% | 9,406,755 | -13.54% | 77 | 0.95% | 26 | -57.38% | 20 | 122.22% |
Top Mutual Funds Shareholders
| Holder | Shares | % Holding | Change |
|---|---|---|---|
| Vanguard Total Stock Mkt Idx Inv | 186.72K | 1.28% | - |
| Vanguard Institutional Extnd Mkt Idx Tr | 119.69K | 0.82% | - |
| Avantis US Small Cap Value ETF | 70.79K | 0.48% | - |
| Fidelity Extended Market Index | 56.82K | 0.39% | -248.00 |
| Blackrock Extended Mkt Fund CF | 38.40K | 0.26% | - |
| BlackRock Extended Equity Market Fund K | 32.69K | 0.22% | 22.25K |
| Fidelity Total Market Index | 16.80K | 0.11% | - |
| Fidelity Series Total Market Index | 15.34K | 0.10% | 1.66K |
| Spartan Extended Market Index Pool F | 14.66K | 0.10% | 8.12K |
| Dimensional US Small Cap ETF | 14.65K | 0.10% | - |
Recent Insider Transactions
| Date | Name | Role | Activity | Value |
|---|---|---|---|---|
| May 28, 2026 | Xu Diyong | Buy | $10.00M | |
| May 28, 2026 | Xu Diyong | Buy | $5.00M | |
| May 28, 2026 | ORBIMED ADVISORS LLC | Buy | $10.00M | |
| May 28, 2026 | ORBIMED ADVISORS LLC | Buy | $5.00M | |
| Feb 25, 2026 | Kalowski Lee | CFO and President | Sell | $18.04K |
Insider Transactions Trends
| Date | Buy | Sell |
|---|---|---|
| 2026 Q1 | - | 3 |
| 2025 Q4 | - | 2 |
| 2025 Q3 | - | 3 |
| 2025 Q1 | - | - |
| 2024 Q4 | - | - |
QTTB Ownership FAQ
Try Tickergate Pro Free
Customize Everything. 100% Flexibility. Fast and Easy to Use (No code or Excel Needed)
Customize your own personal stocks lists, views and charts
Choose from hundreds of fields, up to 15 years of history
Conduct deep comparison analysis
Discover trending investment themes
Find your next best investment
Research stocks using tools