<SEC-DOCUMENT>0001104659-22-070953-index.html : 20220614
<SEC-HEADER>0001104659-22-070953.hdr.sgml : 20220614
<ACCEPTANCE-DATETIME>20220614145605
ACCESSION NUMBER:		0001104659-22-070953
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20220609
FILED AS OF DATE:		20220614
DATE AS OF CHANGE:		20220614

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Watson W. Mark
		CENTRAL INDEX KEY:			0001612372

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	811-06565
		FILM NUMBER:		221014397

	MAIL ADDRESS:	
		STREET 1:		324 S. HYDE PARK AVENUE
		STREET 2:		STE 350
		CITY:			TAMPA
		STATE:			FL
		ZIP:			33606

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>3
<SEQUENCE>1
<FILENAME>tm2218182-3_3seq1.xml
<DESCRIPTION>OWNERSHIP DOCUMENT
<TEXT>
Document 1 - file: tm2218182-3_3seq1.html

Document 1 - RAW XML: tm2218182-3_3seq1.xml

</DOCUMENT>
</SEC-DOCUMENT>