Live prediction market odds for Louisville Cardinals vs. Michigan State Spartans. Compare prices across Kalshi and Polymarket and ProphetX.
Kalshi / Polymarket / ProphetX
2026-03-21
cbb-lou-msu-2026-03-21 : Sports event: Louisville Cardinals vs. Michigan State Spartans - cbb
Michigan St leads the “Louisville Cardinals vs. Michigan State Spartans” event at 63.2% implied probability, followed by Louisville at 37.9%. A 1.5% cross-platform spread signals an active arbitrage window.
Louisville Cardinals vs. Michigan State Spartans is a prediction market event currently tracked across 3 platforms (Kalshi, Polymarket, ProphetX). Michigan St leads at 63% implied probability, making it the market favorite. Other contenders include Louisville at 38%.
Michigan St currently leads at 63% implied probability. Behind Michigan St, Louisville at 38% are the next closest contenders. A 1.5% spread across platforms indicated moderate disagreement on the latest developments.
Here are the latest odds across Kalshi, Polymarket, ProphetX: Michigan St: 64¢ on Kalshi, 63¢ on Polymarket, 63¢ on ProphetX. Louisville: 38¢ on Kalshi, 38¢ on Polymarket, 38¢ on ProphetX. The 1.5% spread shows moderate platform divergence worth monitoring for potential opportunities.
A price of 63¢ means the market estimates a 63% probability that Michigan St will be the outcome. Buying one share at 63¢ pays out $1.00 if correct — a 59% return — or $0 if wrong. This is the core mechanic of prediction markets: the price directly reflects the crowd's probability estimate.
Michigan St
63.2% avg
Official settlement criteria, resolution sources, and edge cases across Kalshi and Polymarket and ProphetX.
KalshiIf Michigan St. wins the Louisville at Michigan St. men's college basketball game originally scheduled for Mar 21, 2026, then the market resolves to Yes.
The following market refers to the team who wins the Louisville at Michigan St. men's college basketball game originally scheduled for Mar 21, 2026. If this game is postponed or delayed, the market will remain open and close after the rescheduled game has finished (within two weeks). If the cancelled game is not played or is rescheduled further than two weeks out, the market will resolve to a fair price for each team in accordance with the rules. Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the NCAA. All trademarks, logos, and brand names are the property of their respective owners.
PolymarketIn the upcoming CBB game, scheduled for March 21 at 12:00 AM ET: If the Louisville Cardinals win, the market will resolve to "Louisville Cardinals". If the Michigan State Spartans win, the market will resolve to "Michigan State Spartans". If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, this market will resolve 50-50. The result will be determined based on the final score including any overtime periods.
ProphetX{'note': 'Sports moneyline - resolves based on official game outcome per ProphetX Prediction Rules', 'rules_url': 'https://prophethelp.zendesk.com/hc/en-us/articles/4675703326481-ProphetX-Prediction-Rules'}
