<SEC-DOCUMENT>0001104659-16-125285-index.html : 20160603 <SEC-HEADER>0001104659-16-125285.hdr.sgml : 20160603 <ACCEPTANCE-DATETIME>20160603114456 ACCESSION NUMBER: 0001104659-16-125285 CONFORMED SUBMISSION TYPE: N-CSRS PUBLIC DOCUMENT COUNT: 13 CONFORMED PERIOD OF REPORT: 20160331 FILED AS OF DATE: 20160603 DATE AS OF CHANGE: 20160603 EFFECTIVENESS DATE: 20160603 FILER: COMPANY DATA: COMPANY CONFORMED NAME: TEKLA LIFE SCIENCES INVESTORS CENTRAL INDEX KEY: 0000884121 IRS NUMBER: 043147016 STATE OF INCORPORATION: MA FISCAL YEAR END: 0930 FILING VALUES: FORM TYPE: N-CSRS SEC ACT: 1940 Act SEC FILE NUMBER: 811-06565 FILM NUMBER: 161694652 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>N-CSRS <SEQUENCE>1 <FILENAME>a16-9674_2ncsrs.htm <DESCRIPTION>N-CSRS <TEXT> Document 1 - file: a16-9674_2ncsrs.htm
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