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Mercyhurst Lakers vs Notre Dame Fighting Irish odds: Kalshi vs PolymarketIn progress

College basketball, Thu, Nov 5, 7:00 PM ET, in progress. The price to buy each team on each venue, updated 1 minute ago.

TeamKalshiPolymarket
Mercyhurst Lakers4¢6¢
Notre Dame Fighting Irish97¢98¢

Green is the cheapest venue for that team. Best ask only, before fees.

The cheapest way to cover both teams is 102¢ (Mercyhurst Lakers on Kalshi, Notre Dame Fighting Irish on Polymarket), so there's no gap at these prices. Gaps open and close in minutes.
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What we've seen so far

Biggest price difference: Mercyhurst Lakers was 8¢ apart: Kalshi 4¢ vs Polymarket 12¢, Thu, Nov 5, 8:39 AM ET.

We didn't see a spread here that paid after fees on Kalshi and Polymarket so far.

From Kalshi and Polymarket prices read about once a minute, Sun, Nov 1, 10:11 PM to Thu, Nov 5, 9:32 AM ET.

On the venues: Kalshi · Polymarket

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Why are the prices different?

Kalshi and Polymarket are separate exchanges with different traders and fees, so Mercyhurst Lakers and Notre Dame Fighting Irish can trade at different prices on each for minutes at a time. If buying Mercyhurst Lakers on one venue and Notre Dame Fighting Irish 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.