Who Owns Q32 BIO INC (QTTB)? -- Institutional Holders (2026-06-30)
80 institutions reported holding $285.9M of Q32 BIO INC (QTTB) in SEC 13F filings for 2026-06-30. Largest institutional holders: ORBIMED ADVISORS LLC ($52.6M), Boxer Capital Management, LLC ($40.1M), Atlas Venture Life Science Advisors, LLC ($34.6M), BVF INC/IL ($29.9M), RA CAPITAL MANAGEMENT, L.P. ($29.7M). Source: SEC Form 13F.
| Rank | Institution | Value | Shares | Change |
|---|
| 1 | ORBIMED ADVISORS LLC | $52.6M | 4.1M | Added |
| 2 | Boxer Capital Management, LLC | $40.1M | 3.1M | New |
| 3 | Atlas Venture Life Science Advisors, LLC | $34.6M | 2.7M | Added |
| 4 | BVF INC/IL | $29.9M | 2.4M | New |
| 5 | RA CAPITAL MANAGEMENT, L.P. | $29.7M | 2.3M | New |
| 6 | Point72 Asset Management, L.P. | $14.9M | 1.2M | New |
| 7 | Opaleye Management Inc. | $11.9M | 931,000 | Trimmed |
| 8 | Logos Global Management LP | $10.2M | 800,000 | New |
| 9 | SummitTX Capital, L.P. | $9.3M | 733,774 | New |
| 10 | Ikarian Capital, LLC | $8.0M | 630,000 | New |
| 11 | VANGUARD GROUP INC | $7.5M | 589,844 | Added |
| 12 | Woodline Partners LP | $3.6M | 286,212 | New |
| 13 | AMERICAN CENTURY COMPANIES INC | $3.5M | 272,752 | Added |
| 14 | Sanofi | $3.1M | 244,083 | Hold |
| 15 | ACADIAN ASSET MANAGEMENT LLC | $2.8M | 218,234 | Added |
| 16 | ACORN CAPITAL ADVISORS, LLC | $2.8M | 216,171 | Trimmed |
| 17 | BOOTHBAY FUND MANAGEMENT, LLC | $2.4M | 191,727 | New |
| 18 | RENAISSANCE TECHNOLOGIES LLC | $2.3M | 179,600 | Trimmed |
| 19 | JANE STREET GROUP, LLC | $2.1M | 162,747 | Added |
| 20 | MONIMUS CAPITAL MANAGEMENT, LP | $1.7M | 132,036 | Trimmed |
| 21 | GEODE CAPITAL MANAGEMENT, LLC | $1.6M | 122,690 | Added |
| 22 | CITADEL ADVISORS LLC | $1.5M | 120,663 | Added |
| 23 | BlackRock, Inc. | $1.5M | 118,507 | Added |
| 24 | MARSHALL WACE, LLP | $854,153 | 67,045 | Added |
| 25 | Carlyle Group Inc. | $769,020 | 60,363 | Trimmed |
Source: SEC Form 13F filings · as of 2026-06-30