SCHEDULE 13G Filed 2026-07-10 Event — SEC 0001213900-26-077181 →

Boxer Capital Management, LLC → Q32 Bio Inc. QTTB

Stake: — Shares: — CUSIP: 746964105 Class: Common Stock, $0.0001 par value per share

Item 4 — Purpose of Transaction

Not extracted from this filing — typically because it's an amendment (13D/A) and Item 4 is unchanged from the parent filing. Read the raw SEC filing →

Cross-References

Insider Activity (last 365d)

0 transactions

0 buys · 0 sales · 0 awards/exercises

Issuer Cluster

9 13D/G filings on this issuer

8 other filings besides this one

Filer Track Record

2 filings by this filer

1 other filing in the data moat

Short Interest · settle 2026-09-30

DTC 4.31

4,671,943 shares short · +23.8% vs prior

Other 13D/G Filings on Q32 Bio Inc.

Filed	Form	Filer	Stake	Shares
2026-10-09	SCHEDULE 13G	Frazier Life Sciences Public Fund, L.P.	—	—	view →
2026-07-20	SCHEDULE 13D/A	ORBIMED ADVISORS LLC	—	4,127,987	view →
2026-06-04	SCHEDULE 13G	BIOTECHNOLOGY VALUE FUND L P	—	—	view →
2026-06-01	SCHEDULE 13D/A	ORBIMED ADVISORS LLC	—	4,127,987	view →
2026-05-28	SCHEDULE 13D/A	Atlas Venture Fund X, L.P.	3.60%	864,261	view →
2020-04-20	SC	Flynn James E	—	—	view →
2020-01-31	SC	Flynn James E	—	—	view →
2019-12-30	SC	Flynn James E	—	—	view →

Other Filings by Boxer Capital Management, LLC

Filed	Form	Issuer	Stake	Shares
2024-11-18	SC	iTeos Therapeutics, Inc.	—	—	view →

Want this depth on every filing the moment it hits SEC EDGAR?

Full feed access · API · daily intelligence brief · custom alerts. From $49/mo.

See pricing →