<SEC-DOCUMENT>0001104659-23-048961-index.html : 20230424
<SEC-HEADER>0001104659-23-048961.hdr.sgml : 20230424
<ACCEPTANCE-DATETIME>20230424160421
ACCESSION NUMBER:		0001104659-23-048961
CONFORMED SUBMISSION TYPE:	ARS
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20221231
FILED AS OF DATE:		20230424
DATE AS OF CHANGE:		20230424
EFFECTIVENESS DATE:		20230424

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Keros Therapeutics, Inc.
		CENTRAL INDEX KEY:			0001664710
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				811173868
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		ARS
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-39264
		FILM NUMBER:		23840022

	BUSINESS ADDRESS:	
		STREET 1:		1050 WALTHAM STREET, SUITE 302
		CITY:			LEXINGTON
		STATE:			MA
		ZIP:			02421
		BUSINESS PHONE:		617-314-6297

	MAIL ADDRESS:	
		STREET 1:		1050 WALTHAM STREET, SUITE 302
		CITY:			LEXINGTON
		STATE:			MA
		ZIP:			02421
</SEC-HEADER>
<DOCUMENT>
<TYPE>ARS
<SEQUENCE>1
<FILENAME>tm232000d3_ars.pdf
<DESCRIPTION>ARS
<TEXT>
Document 1 - file: tm232000d3_ars.pdf

</DOCUMENT>
</SEC-DOCUMENT>