<SEC-DOCUMENT>0001104659-17-053652-index.html : 20170825
<SEC-HEADER>0001104659-17-053652.hdr.sgml : 20170825
<ACCEPTANCE-DATETIME>20170825145719
ACCESSION NUMBER:		0001104659-17-053652
CONFORMED SUBMISSION TYPE:	N-Q
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20170630
FILED AS OF DATE:		20170825
DATE AS OF CHANGE:		20170825
EFFECTIVENESS DATE:		20170825

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			TEKLA HEALTHCARE INVESTORS
		CENTRAL INDEX KEY:			0000805267
		IRS NUMBER:				046564285
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			0930

	FILING VALUES:
		FORM TYPE:		N-Q
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-04889
		FILM NUMBER:		171051726

	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 HEALTHCARE INVESTORS
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-Q
<SEQUENCE>1
<FILENAME>a17-18596_1nq.htm
<DESCRIPTION>N-Q
<TEXT>
Document 1 - file: a17-18596_1nq.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CERT
<SEQUENCE>2
<FILENAME>a17-18596_1ex99dcert.htm
<DESCRIPTION>EX-99.CERT
<TEXT>
Document 2 - file: a17-18596_1ex99dcert.htm

</DOCUMENT>
</SEC-DOCUMENT>