<SEC-DOCUMENT>0001104659-21-103959-index.html : 20210812
<SEC-HEADER>0001104659-21-103959.hdr.sgml : 20210812
<ACCEPTANCE-DATETIME>20210812114007
ACCESSION NUMBER:		0001104659-21-103959
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210811
FILED AS OF DATE:		20210812
DATE AS OF CHANGE:		20210812

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			OMSTEAD DANIEL R
		CENTRAL INDEX KEY:			0001254774

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-06565
		FILM NUMBER:		211166247

	MAIL ADDRESS:	
		STREET 1:		C/O H&Q HEALTHCARE INVESTORS
		STREET 2:		2 LIBERTY SQUARE, 9TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02109

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TEKLA LIFE SCIENCES INVESTORS
		CENTRAL INDEX KEY:			0000884121
		STANDARD INDUSTRIAL CLASSIFICATION:	UNKNOWN SIC - 0000 [0000]
		IRS NUMBER:				043147016
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		100 FEDERAL STREET
		STREET 2:		19TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110
		BUSINESS PHONE:		6177728515

	MAIL ADDRESS:	
		STREET 1:		100 FEDERAL STREET
		STREET 2:		19TH FLOOR
		CITY:			BOSTON
		STATE:			MA
		ZIP:			02110

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	H&Q LIFE SCIENCES INVESTORS
		DATE OF NAME CHANGE:	19920929
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>tm2124858-1_4seq1.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
Document 1 - file: tm2124858-1_4seq1.html

Document 1 - RAW XML: tm2124858-1_4seq1.xml

</DOCUMENT>
</SEC-DOCUMENT>