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Columbia Lions vs Bucknell Bison odds: Kalshi vs PolymarketIn progress

College basketball, Fri, Nov 13, 7:00 PM ET, in progress. The price to buy each team on each venue, updated 1 minute ago.

TeamKalshiPolymarket
Columbia Lions94¢95¢
Bucknell Bison7¢7¢

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

The cheapest way to cover both teams is 101¢ (Columbia Lions on Kalshi, Bucknell Bison 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: Columbia Lions was 20¢ apart: Kalshi 69¢ vs Polymarket 89¢, Fri, Nov 13, 7:15 PM ET.

Best spread after fees: buying both sides on Kalshi and Polymarket returned about 6.3% after fees at its best, and a spread that paid after fees was listed for about 8 minutes in all. Prices can move before both orders fill.

From Kalshi and Polymarket prices read about once a minute, Mon, Nov 9, 10:05 PM to Fri, Nov 13, 8:20 PM 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 Columbia Lions and Bucknell Bison can trade at different prices on each for minutes at a time. If buying Columbia Lions on one venue and Bucknell Bison 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.