<SEC-DOCUMENT>0000906185-17-000020-index.html : 20171129
<SEC-HEADER>0000906185-17-000020.hdr.sgml : 20171129
<ACCEPTANCE-DATETIME>20171129163814
ACCESSION NUMBER:		0000906185-17-000020
CONFORMED SUBMISSION TYPE:	N-Q
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20170930
FILED AS OF DATE:		20171129
DATE AS OF CHANGE:		20171129
EFFECTIVENESS DATE:		20171129

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			JANUS ASPEN SERIES
		CENTRAL INDEX KEY:			0000906185
		IRS NUMBER:				841235540
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		N-Q
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-07736
		FILM NUMBER:		171228733

	BUSINESS ADDRESS:	
		STREET 1:		151 DETROIT STREET
		CITY:			DENVER
		STATE:			CO
		ZIP:			80206
		BUSINESS PHONE:		3033333863

	MAIL ADDRESS:	
		STREET 1:		151 DETROIT STREET
		CITY:			DENVER
		STATE:			CO
		ZIP:			80206
<SERIES-AND-CLASSES-CONTRACTS-DATA>
<EXISTING-SERIES-AND-CLASSES-CONTRACTS>
<SERIES>
<OWNER-CIK>0000906185
<SERIES-ID>S000010394
<SERIES-NAME>Janus Henderson Balanced Portfolio
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028716
<CLASS-CONTRACT-NAME>Service Shares
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028717
<CLASS-CONTRACT-NAME>Institutional Shares
<CLASS-CONTRACT-TICKER-SYMBOL>JABLX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000906185
<SERIES-ID>S000010395
<SERIES-NAME>Janus Henderson Research Portfolio
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028718
<CLASS-CONTRACT-NAME>Service Shares
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028719
<CLASS-CONTRACT-NAME>Institutional Shares
<CLASS-CONTRACT-TICKER-SYMBOL>JAGRX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000906185
<SERIES-ID>S000010396
<SERIES-NAME>Janus Henderson Enterprise Portfolio
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028720
<CLASS-CONTRACT-NAME>Service Shares
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028721
<CLASS-CONTRACT-NAME>Institutional Shares
<CLASS-CONTRACT-TICKER-SYMBOL>JAAGX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000906185
<SERIES-ID>S000010397
<SERIES-NAME>Janus Henderson Mid Cap Value Portfolio
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028722
<CLASS-CONTRACT-NAME>Service Shares
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028723
<CLASS-CONTRACT-NAME>Institutional Shares
<CLASS-CONTRACT-TICKER-SYMBOL>JAMVX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000906185
<SERIES-ID>S000010402
<SERIES-NAME>Janus Henderson Global Research Portfolio
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028728
<CLASS-CONTRACT-NAME>Service Shares
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028730
<CLASS-CONTRACT-NAME>Institutional Shares
<CLASS-CONTRACT-TICKER-SYMBOL>JAWGX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000906185
<SERIES-ID>S000010404
<SERIES-NAME>Janus Henderson Flexible Bond Portfolio
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028733
<CLASS-CONTRACT-NAME>Service Shares
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028734
<CLASS-CONTRACT-NAME>Institutional Shares
<CLASS-CONTRACT-TICKER-SYMBOL>JAFLX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000906185
<SERIES-ID>S000010406
<SERIES-NAME>Janus Henderson Forty Portfolio
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028736
<CLASS-CONTRACT-NAME>Service Shares
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028737
<CLASS-CONTRACT-NAME>Institutional Shares
<CLASS-CONTRACT-TICKER-SYMBOL>JACAX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000906185
<SERIES-ID>S000010408
<SERIES-NAME>Janus Henderson Global Technology Portfolio
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028740
<CLASS-CONTRACT-NAME>Service Shares
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028742
<CLASS-CONTRACT-NAME>Institutional Shares
<CLASS-CONTRACT-TICKER-SYMBOL>JGLTX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000906185
<SERIES-ID>S000010410
<SERIES-NAME>Janus Henderson Overseas Portfolio
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028745
<CLASS-CONTRACT-NAME>Service Shares
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000028747
<CLASS-CONTRACT-NAME>Institutional Shares
<CLASS-CONTRACT-TICKER-SYMBOL>JAIGX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000906185
<SERIES-ID>S000025476
<SERIES-NAME>Janus Henderson Global Allocation Portfolio - Moderate
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000076272
<CLASS-CONTRACT-NAME>Service Shares
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000106522
<CLASS-CONTRACT-NAME>Institutional Shares
<CLASS-CONTRACT-TICKER-SYMBOL>JMAPX
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000906185
<SERIES-ID>S000038239
<SERIES-NAME>Janus Henderson U.S. Low Volatility Portfolio
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000117905
<CLASS-CONTRACT-NAME>Service Shares
</CLASS-CONTRACT>
</SERIES>
<SERIES>
<OWNER-CIK>0000906185
<SERIES-ID>S000048014
<SERIES-NAME>Janus Henderson Global Unconstrained Bond Portfolio
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000151364
<CLASS-CONTRACT-NAME>Service Shares
</CLASS-CONTRACT>
<CLASS-CONTRACT>
<CLASS-CONTRACT-ID>C000151365
<CLASS-CONTRACT-NAME>Institutional Shares
<CLASS-CONTRACT-TICKER-SYMBOL>JUCBX
</CLASS-CONTRACT>
</SERIES>
</EXISTING-SERIES-AND-CLASSES-CONTRACTS>
</SERIES-AND-CLASSES-CONTRACTS-DATA>
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-Q
<SEQUENCE>1
<FILENAME>vit1231nq-093017.htm
<DESCRIPTION>VIT N-Q FILING 09-30-17
<TEXT>
Document 1 - file: vit1231nq-093017.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CERT
<SEQUENCE>3
<FILENAME>vit1231nqex99-093017.htm
<DESCRIPTION>VIT N-Q EXHIBIT 99 CERT
<TEXT>
Document 3 - file: vit1231nqex99-093017.htm

</DOCUMENT>
</SEC-DOCUMENT>