<SEC-DOCUMENT>0000950170-25-028249-index.html : 20250226
<SEC-HEADER>0000950170-25-028249.hdr.sgml : 20250226
<ACCEPTANCE-DATETIME>20250226215638
ACCESSION NUMBER:		0000950170-25-028249
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250115
FILED AS OF DATE:		20250226
DATE AS OF CHANGE:		20250226

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			GRAYZEL DAVID S.
		CENTRAL INDEX KEY:			0001732786
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38433
		FILM NUMBER:		25672526

	MAIL ADDRESS:	
		STREET 1:		C/O SURFACE ONCOLOGY
		STREET 2:		50 HAMPSHIRE ST., 8TH FLOOR
		CITY:			CAMBRIDGE
		STATE:			MA
		ZIP:			02139

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Q32 Bio Inc.
		CENTRAL INDEX KEY:			0001661998
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				473468154
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		830 WINTER STREET
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451
		BUSINESS PHONE:		781-999-0232

	MAIL ADDRESS:	
		STREET 1:		830 WINTER STREET
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Homology Medicines, Inc.
		DATE OF NAME CHANGE:	20151228
</SEC-HEADER>
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<TYPE>4
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<FILENAME>ownership.xml
<DESCRIPTION>4
<TEXT>
Document 1 - file: ownership.html

Document 1 - RAW XML: ownership.xml

</DOCUMENT>
</SEC-DOCUMENT>