Seton Hall Pirates vs Alabama Crimson Tide odds: Kalshi vs PolymarketIn progress
College basketball, Fri, Nov 13, 9:00 PM ET, in progress. The price to buy each team on each venue, updated 1 minute ago.
| Team | Kalshi | Polymarket |
|---|---|---|
| Seton Hall Pirates | 2¢ | 2¢ |
| Alabama Crimson Tide | – | 100¢ |
Green is the cheapest venue for that team. Best ask only, before fees.
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What we've seen so far
Biggest price difference: Seton Hall Pirates was 11¢ apart: Kalshi 15¢ vs Polymarket 4¢, Fri, Nov 13, 9:53 PM ET.
Best spread after fees: buying both sides on Kalshi and Polymarket returned about 6.9% after fees at its best, and a spread that paid after fees was listed for about 5 minutes in all. Prices can move before both orders fill.
From Kalshi and Polymarket prices read about once a minute, Tue, Nov 10, 12:05 AM to Fri, Nov 13, 10:28 PM ET.
On the venues: Kalshi · Polymarket
Why are the prices different?
Kalshi and Polymarket are separate exchanges with different traders and fees, so Seton Hall Pirates and Alabama Crimson Tide can trade at different prices on each for minutes at a time. If buying Seton Hall Pirates on one venue and Alabama Crimson Tide on another costs less than $1 after fees, the difference is yours whoever wins, as long as both venues settle the game the same way. Read the step-by-step guide and the risks.
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Prices are each venue's best ask: the price to buy that team, before fees, at whatever size is for sale. A price of 45¢ means the market puts it at about 45%; each contract pays $1 if that team wins. Venues can settle a postponed or suspended game differently; check both venues' rules before trading. Not financial advice. ArbTrader isn't affiliated with Kalshi and Polymarket.