<SEC-DOCUMENT>0001104659-25-009284-index.html : 20250204
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<ACCEPTANCE-DATETIME>20250204212352
ACCESSION NUMBER:		0001104659-25-009284
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250201
FILED AS OF DATE:		20250204
DATE AS OF CHANGE:		20250204

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Lee Jennifer Kayden
		CENTRAL INDEX KEY:			0001801372
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-38223
		FILM NUMBER:		25590518

	MAIL ADDRESS:	
		STREET 1:		C/O KRYSTAL BIOTECH, INC.
		STREET 2:		2100 WHARTON STREET, SUITE 701
		CITY:			PITTSBURGH
		STATE:			PA
		ZIP:			15203

	FORMER NAME:	
		FORMER CONFORMED NAME:	Chien Jennifer
		DATE OF NAME CHANGE:	20200128

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RHYTHM PHARMACEUTICALS, INC.
		CENTRAL INDEX KEY:			0001649904
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				462159271
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		222 BERKELEY STREET
		STREET 2:		12TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
		BUSINESS PHONE:		857-264-4280

	MAIL ADDRESS:	
		STREET 1:		222 BERKELEY STREET
		STREET 2:		12TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	RHYTHM METABOLIC, INC.
		DATE OF NAME CHANGE:	20150803
</SEC-HEADER>
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Document 1 - RAW XML: tm255457-2_4seq1.xml

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