<SEC-DOCUMENT>0001104659-21-020885-index.html : 20210212
<SEC-HEADER>0001104659-21-020885.hdr.sgml : 20210212
<ACCEPTANCE-DATETIME>20210211181741
ACCESSION NUMBER:		0001104659-21-020885
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20210212
DATE AS OF CHANGE:		20210211
GROUP MEMBERS:		ALEC N.LITOWITZ
GROUP MEMBERS:		MAGNETAR CAPITAL PARTNERS LP
GROUP MEMBERS:		SUPERNOVA MANAGEMENT LLC

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CM Life Sciences, Inc.
		CENTRAL INDEX KEY:			0001818331
		STANDARD INDUSTRIAL CLASSIFICATION:	BLANK CHECKS [6770]
		IRS NUMBER:				851966622
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-91664
		FILM NUMBER:		21621501

	BUSINESS ADDRESS:	
		STREET 1:		C/O CORVEX MANAGEMENT LP
		STREET 2:		667 MADISON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10020
		BUSINESS PHONE:		212 474 6700

	MAIL ADDRESS:	
		STREET 1:		C/O CORVEX MANAGEMENT LP
		STREET 2:		667 MADISON AVENUE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10020

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Magnetar Financial LLC
		CENTRAL INDEX KEY:			0001352851
		IRS NUMBER:				043818748
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		1603 ORRINGTON AVE.
		STREET 2:		13TH FLOOR
		CITY:			EVANSTON
		STATE:			IL
		ZIP:			60201
		BUSINESS PHONE:		(847)905-4400

	MAIL ADDRESS:	
		STREET 1:		1603 ORRINGTON AVE.
		STREET 2:		13TH FLOOR
		CITY:			EVANSTON
		STATE:			IL
		ZIP:			60201
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>tm215944d28_sc13g.htm
<DESCRIPTION>SC 13G
<TEXT>
Document 1 - file: tm215944d28_sc13g.htm

</DOCUMENT>
</SEC-DOCUMENT>