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What will be the biggest seeding margin upset in the 2026 Men's College Basketball Tournament?
Updated Today
If the greatest seeding disadvantage overcome by any winner in the full tournament of the 2026 Men's College Basketball Tournament is at least 9, then the market resolves to Yes.
Winner: Biggest Upset Seed Margin: 5+on Apr 14, 2026
As of March 18, 2026, the Kalshi odds for What will be the biggest seeding margin upset in the 2026 Men's College Basketball Tournament? are: Biggest Upset Seed Margin: 5+: 95%, Biggest Upset Seed Margin: 7+: 88%, Biggest Upset Seed Margin: 9+: 53%, Biggest Upset Seed Margin: 11+: 29%, Biggest Upset Seed Margin: 13+: 13%. These probabilities are derived from real-money trading and update in real time.
What will be the biggest seeding margin upset in the 2026 Men's College Basketball Tournament? is currently available on Kalshi. Check PredictMarketCap for cross-platform availability as new markets are added regularly.
Prediction market odds reflect the aggregate opinion of traders who risk real money on outcomes. The price of a share (e.g., 65¢) represents the market's implied probability (65%). Prices move as traders buy and sell based on new information, polls, and analysis.
