<SEC-DOCUMENT>0001193125-23-306010-index.html : 20231229
<SEC-HEADER>0001193125-23-306010.hdr.sgml : 20231229
<ACCEPTANCE-DATETIME>20231229170025
ACCESSION NUMBER:		0001193125-23-306010
CONFORMED SUBMISSION TYPE:	SC 13D/A
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20231229
DATE AS OF CHANGE:		20231229
GROUP MEMBERS:		FAIRMOUNT HEALTHCARE CO-INVEST LP
GROUP MEMBERS:		FAIRMOUNT HEALTHCARE FUND II LP
GROUP MEMBERS:		FAIRMOUNT HEALTHCARE FUND LP
GROUP MEMBERS:		PETER HARWIN
GROUP MEMBERS:		TOMAS KISELAK

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Spyre Therapeutics, Inc.
		CENTRAL INDEX KEY:			0001636282
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				464312787
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-89456
		FILM NUMBER:		231528405

	BUSINESS ADDRESS:	
		STREET 1:		221 CRESCENT STREET
		STREET 2:		BUILDING 23, SUITE 105
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02453
		BUSINESS PHONE:		6176515940

	MAIL ADDRESS:	
		STREET 1:		221 CRESCENT STREET
		STREET 2:		BUILDING 23, SUITE 105
		CITY:			WALTHAM
		STATE:			MA
		ZIP:			02453

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Aeglea BioTherapeutics, Inc.
		DATE OF NAME CHANGE:	20150311

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Fairmount Funds Management LLC
		CENTRAL INDEX KEY:			0001802528
		ORGANIZATION NAME:           	
		IRS NUMBER:				364841215
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D/A

	BUSINESS ADDRESS:	
		STREET 1:		200 BARR HARBOR DRIVE
		STREET 2:		SUITE 400
		CITY:			WEST CONSHOHOCKEN
		STATE:			PA
		ZIP:			19428
		BUSINESS PHONE:		267-262-5300

	MAIL ADDRESS:	
		STREET 1:		200 BARR HARBOR DRIVE
		STREET 2:		SUITE 400
		CITY:			WEST CONSHOHOCKEN
		STATE:			PA
		ZIP:			19428
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D/A
<SEQUENCE>1
<FILENAME>d67883dsc13da.htm
<DESCRIPTION>SC 13D/A
<TEXT>
Document 1 - file: d67883dsc13da.htm

</DOCUMENT>
</SEC-DOCUMENT>