Anaheim Ducks vs New York Islanders: crowd vs house

NHL · Tue Oct 20, 7:10 PM ET · House take 4.1%

Crowd vs House split

House take (median book margin): 4.1%. That is the vig you pay by betting at the house. Split = crowd price minus the house's no-vig fair price.

SideCROWDHOUSE fairSplit
Anaheim Ducks41.0%
Polymarket + Kalshi mid
41.8%
no-vig median
-0.8 pts
New York Islanders58.5%
Polymarket + Kalshi mid
58.2%
no-vig median
+0.3 pts

Who's cheaper: Anaheim Ducks to win

House no-vig fair: 41.8%. Cheapest after vig & fees: CROWDKalshi by 0.0¢ per $1 payout vs HOUSECaesars.

VenueQuotedAll-in cost / $1Notes
CROWDKalshi open41¢ + 1.69¢ fee42.7¢
+134
spread 1¢, $451 at ask
HOUSECaesars+134 (2.34)42.7¢
+134
CROWDPolymarket open42.0¢ + 1.22¢ fee43.2¢
+131
spread 1¢, $1,610 at ask

Who's cheaper: New York Islanders to win

House no-vig fair: 58.2%. Cheapest after vig & fees: HOUSEBetMGM by 0.3¢ per $1 payout vs CROWDPolymarket.

VenueQuotedAll-in cost / $1Notes
HOUSEBetMGM-149 (1.67)59.9¢
-149
CROWDPolymarket open59.0¢ + 1.21¢ fee60.2¢
-151
spread 1¢, $1,478 at ask
CROWDKalshi open59¢ + 1.69¢ fee60.7¢
-154
spread 1¢, $7,642 at ask

House moneylines

BookDucksIslandersHouse take
HOUSEBetMGM+125-1494.3%
HOUSEBetRivers+130-1544.1%
HOUSECaesars+134-1594.1%
HOUSEDraftKings+130-1544.1%
HOUSEFanDuel+130-1564.5%
HOUSEFanatics+130-1544.1%

All-in cost = what you pay for a contract/bet that returns $1 if it wins, after Kalshi or Polymarket taker fees (the vig is already inside sportsbook prices). Lower is better. How we calculate this.

Last updated: Oct 20, 2026 1:20 AM ET. Prices move constantly; always check the live price at the venue.