<SEC-DOCUMENT>0000950170-25-000639-index.html : 20250102
<SEC-HEADER>0000950170-25-000639.hdr.sgml : 20250102
<ACCEPTANCE-DATETIME>20250102202807
ACCESSION NUMBER:		0000950170-25-000639
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20250101
FILED AS OF DATE:		20250102
DATE AS OF CHANGE:		20250102

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Casdin Alexander W.
		CENTRAL INDEX KEY:			0001455228
		ORGANIZATION NAME:           	

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-40602
		FILM NUMBER:		25503563

	MAIL ADDRESS:	
		STREET 1:		C/O IGNYTA, INC.
		STREET 2:		11095 FLINTKOTE AVENUE, SUITE D
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92121

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Erasca, Inc.
		CENTRAL INDEX KEY:			0001761918
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		ORGANIZATION NAME:           	03 Life Sciences
		IRS NUMBER:				831217027
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	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
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>ownership.xml
<DESCRIPTION>4
<TEXT>
Document 1 - file: ownership.html

Document 1 - RAW XML: ownership.xml

</DOCUMENT>
</SEC-DOCUMENT>