X0101 EFFECT 33 LIVE 2013-02-06 12:00:00

N-14

0000277751 JANUS INVESTMENT FUND 333-185360 0000277751 JANUS INVESTMENT FUND S000010482 Janus Moderate Allocation Fund C000028942 Class T 0000277751 JANUS INVESTMENT FUND S000025892 Janus World Allocation Fund C000077617 Class T 0000277751 JANUS INVESTMENT FUND S000010482 Janus Moderate Allocation Fund C000077714 Class A 0000277751 JANUS INVESTMENT FUND S000025892 Janus World Allocation Fund C000077613 Class A 0000277751 JANUS INVESTMENT FUND S000010482 Janus Moderate Allocation Fund C000077715 Class C 0000277751 JANUS INVESTMENT FUND S000025892 Janus World Allocation Fund C000077614 Class C 0000277751 JANUS INVESTMENT FUND S000010482 Janus Moderate Allocation Fund C000077716 Class I 0000277751 JANUS INVESTMENT FUND S000025892 Janus World Allocation Fund C000077615 Class I 0000277751 JANUS INVESTMENT FUND S000010482 Janus Moderate Allocation Fund C000077717 Class S 0000277751 JANUS INVESTMENT FUND S000025892 Janus World Allocation Fund C000077616 Class S