<SEC-DOCUMENT>0000902664-25-002358-index.html : 20250515
<SEC-HEADER>0000902664-25-002358.hdr.sgml : 20250515
<ACCEPTANCE-DATETIME>20250515095826
ACCESSION NUMBER:		0000902664-25-002358
CONFORMED SUBMISSION TYPE:	SCHEDULE 13G/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20250515
DATE AS OF CHANGE:		20250515

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Lexeo Therapeutics, Inc.
		CENTRAL INDEX KEY:			0001907108
		STANDARD INDUSTRIAL CLASSIFICATION:	BIOLOGICAL PRODUCTS (NO DIAGNOSTIC SUBSTANCES) [2836]
		ORGANIZATION NAME:           	03 Life Sciences
		EIN:				854012572
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-94231
		FILM NUMBER:		25949493

	BUSINESS ADDRESS:	
		STREET 1:		345 PARK AVENUE SOUTH
		STREET 2:		FLOOR 6
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10010
		BUSINESS PHONE:		(212) 547-9879

	MAIL ADDRESS:	
		STREET 1:		345 PARK AVENUE SOUTH
		STREET 2:		FLOOR 6
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10010

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			D1 Capital Partners L.P.
		CENTRAL INDEX KEY:			0001747057
		ORGANIZATION NAME:           	
		EIN:				822247965
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SCHEDULE 13G/A

	BUSINESS ADDRESS:	
		STREET 1:		9 WEST 57TH STREET
		STREET 2:		36TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019
		BUSINESS PHONE:		(212) 390-9100

	MAIL ADDRESS:	
		STREET 1:		9 WEST 57TH STREET
		STREET 2:		36TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019
</SEC-HEADER>
<DOCUMENT>
<TYPE>SCHEDULE 13G/A
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
Document 1 - file: primary_doc.html
Document 1 - RAW XML: primary_doc.xml
</DOCUMENT> </SEC-DOCUMENT>