ORBIMED ADVISORS LLC - 18 Feb 2026 SCHEDULE 13D/A Report for Q32 Bio Inc. COMMON STOCK (QTTB)

Filing Manager
ORBIMED ADVISORS LLC
Reporting Manager
ORBIMED ADVISORS LLC
Security
Q32 Bio Inc. COMMON STOCK
Symbol
QTTB
Shares outstanding
14,629,786 shares
Disclosed Ownership
2,252,987 shares
Ownership
15%
Form type
SCHEDULE 13D/A
Filing time
12 Mar 2026, 17:06:34 UTC
Date of event
18 Feb 2026
SEC
View on sec.gov

Reporting Managers (2)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
ORBIMED ADVISORS LLC 15% 2,252,987 0 2,252,987 /s/ Carl L. Gordon Carl L. Gordon/Member 0001055951
ORBIMED CAPITAL GP VII LLC 15% 2,252,987 0 2,252,987 /s/ Carl L. Gordon Carl L. Gordon/Member of OrbiMed Advisors LLC 0001760648