<SEC-DOCUMENT>0001104659-25-064118-index.html : 20250630
<SEC-HEADER>0001104659-25-064118.hdr.sgml : 20250630
<ACCEPTANCE-DATETIME>20250630161625
ACCESSION NUMBER:		0001104659-25-064118
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20250613
FILED AS OF DATE:		20250630
DATE AS OF CHANGE:		20250630

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Bispham Barbara Harlin
		CENTRAL INDEX KEY:			0002075230
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-36177
		FILM NUMBER:		251092253

	MAIL ADDRESS:	
		STREET 1:		221 CRESCENT STREET
		STREET 2:		BUILDING 23, SUITE 205
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02453

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CRESCENT BIOPHARMA, INC.
		CENTRAL INDEX KEY:			0001253689
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		EIN:				000000000
		STATE OF INCORPORATION:			E9
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		300 FIFTH AVENUE
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451
		BUSINESS PHONE:		617-430-5595

	MAIL ADDRESS:	
		STREET 1:		300 FIFTH AVENUE
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02451

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	GLYCOMIMETICS INC
		DATE OF NAME CHANGE:	20030711
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>tm2518376-4_3seq1.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
Document 1 - file: tm2518376-4_3seq1.html

Document 1 - RAW XML: tm2518376-4_3seq1.xml

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>tm2518376d4_ex24.htm
<DESCRIPTION>EXHIBIT 24
<TEXT>
Document 2 - file: tm2518376d4_ex24.htm

</DOCUMENT>
</SEC-DOCUMENT>