Q32 Bio Inc. — Director's Dealing 2026

Jan 30, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Q32 Bio Inc. (QTTB)
CIK: 0001661998
Period of Report: 2026-01-15

Reporting Person: Lundberg Sven Ante (N/A)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-01-15	Stock Option (Right to Buy)	$3.60	A	20363	Acquired	2036-01-14	Common Stock (20363)	Direct

Footnotes

F1: This option was granted to the Reporting Person, a director of the Issuer pursuant to the 2024 Stock Option and Incentive Plan and pursuant to the Issuer's non-employee director compensation policy. This option shall vest in four equal quarterly installments as of the last date of each calendar quarter subject to the Reporting Person's continued service through such date and represents the Reporting Person's election to receive stock options in lieu of cash retainer fees. Due to administrative oversight this option award initially was not reported.