<SEC-DOCUMENT>0000929638-21-000959-index.html : 20210730
<SEC-HEADER>0000929638-21-000959.hdr.sgml : 20210730
<ACCEPTANCE-DATETIME>20210730160133
ACCESSION NUMBER:		0000929638-21-000959
CONFORMED SUBMISSION TYPE:	SC 13D
PUBLIC DOCUMENT COUNT:		2
FILED AS OF DATE:		20210730
DATE AS OF CHANGE:		20210730
GROUP MEMBERS:		BIHUA CHEN
GROUP MEMBERS:		CORMORANT GLOBAL HEALTHCARE GP, LLC
GROUP MEMBERS:		CORMORANT GLOBAL HEALTHCARE MASTER FUND, LP
GROUP MEMBERS:		CORMORANT PRIVATE HEALTHCARE FUND II, LP
GROUP MEMBERS:		CORMORANT PRIVATE HEALTHCARE GP II, LLC

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Erasca, Inc.
		CENTRAL INDEX KEY:			0001761918
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				831217027
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-92728
		FILM NUMBER:		211132396

	BUSINESS ADDRESS:	
		STREET 1:		10835 ROAD TO THE CURE, SUITE 140
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121
		BUSINESS PHONE:		(858) 465-6511

	MAIL ADDRESS:	
		STREET 1:		10835 ROAD TO THE CURE, SUITE 140
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Cormorant Asset Management, LP
		CENTRAL INDEX KEY:			0001583977
		IRS NUMBER:				462108927
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13D

	BUSINESS ADDRESS:	
		STREET 1:		200 CLARENDON STREET
		STREET 2:		52ND FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116
		BUSINESS PHONE:		857-702-0388

	MAIL ADDRESS:	
		STREET 1:		200 CLARENDON STREET
		STREET 2:		52ND FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02116

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	Cormorant Asset Management, LLC
		DATE OF NAME CHANGE:	20130807
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13D
<SEQUENCE>1
<FILENAME>cormorant_sc13d.htm
<TEXT>
Document 1 - file: cormorant_sc13d.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.1
<SEQUENCE>2
<FILENAME>exhibit99-1.htm
<DESCRIPTION>JOINT FILING AGREEMENT, BY AND AMONG THE REPORTING PERSONS.
<TEXT>
Document 2 - file: exhibit99-1.htm

</DOCUMENT>
</SEC-DOCUMENT>