VV is right. To make matters worse, Kane is a tier below your two studs: Malkin and Stamkos, but he's a good tier ahead of your others. Between his stock being stupid high and you having the drop off after Stamkos, you'd have to even pay more. Wait until he hits a dry spell.
League:Fantrax 18 Team Dynasty, H2H (4C, 8W, 6D, 1G)
Cats:G, A, GWG, PPP, SHP, SOG, H+B, FOW, S, SV%, W, GAA
C: Backstrom,Giroux,MacKinnon,Seguin
W: D.Brown,Hartnell,Hossa,P.Kane
Kesler,Marleau,Perron,Zibanejad
D: Boyle,Del Zotto,Doughty,D.Hamilton,Hedman,Markov
G: Rinne
Bench: Braun,Comeau, Demers,DeHaan,Polak,Stempniak,Wingels --Fleury