<SEC-DOCUMENT>0001085146-21-001810-index.html : 20210519
<SEC-HEADER>0001085146-21-001810.hdr.sgml : 20210519
<ACCEPTANCE-DATETIME>20210519150158
ACCESSION NUMBER:		0001085146-21-001810
CONFORMED SUBMISSION TYPE:	SC 13G
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20210519
DATE AS OF CHANGE:		20210519

SUBJECT COMPANY:	

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Lifesci Acquisition II Corp.
		CENTRAL INDEX KEY:			0001819113
		STANDARD INDUSTRIAL CLASSIFICATION:	BLANK CHECKS [6770]
		IRS NUMBER:				844278203
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		SC 13G
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	005-91857
		FILM NUMBER:		21939971

	BUSINESS ADDRESS:	
		STREET 1:		250 W 55TH ST.
		STREET 2:		#3401
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019
		BUSINESS PHONE:		6468891200

	MAIL ADDRESS:	
		STREET 1:		250 W 55TH ST.
		STREET 2:		#3401
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10019

FILED BY:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			COWEN AND COMPANY, LLC
		CENTRAL INDEX KEY:			0000048966
		IRS NUMBER:				841702964
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		SC 13G

	BUSINESS ADDRESS:	
		STREET 1:		599 LEXINGTON AVENUE
		STREET 2:		20TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		646-562-1727

	MAIL ADDRESS:	
		STREET 1:		599 LEXINGTON AVENUE
		STREET 2:		20TH FLOOR
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COWEN & CO., LLC
		DATE OF NAME CHANGE:	20060208

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SG COWEN & CO., LLC
		DATE OF NAME CHANGE:	20040521

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	SG COWEN SECURITIES CORPORATION
		DATE OF NAME CHANGE:	20040503
</SEC-HEADER>
<DOCUMENT>
<TYPE>SC 13G
<SEQUENCE>1
<FILENAME>lsaq_51921.htm
<DESCRIPTION>COWEN AND COMPANY, LLC
<TEXT>
Document 1 - file: lsaq_51921.htm

</DOCUMENT>
</SEC-DOCUMENT>