Live prediction market odds for San Antonio Spurs vs. Oklahoma City Thunder. Compare prices across Kalshi and Polymarket and ProphetX.
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MARKET RESOLVEDKalshi / Polymarket / ProphetX
Resolved 2026-05-18
This market resolved on 2026-05-18. San Antonio Spurs was the officially declared outcome. Prior to resolution, the market peaked at 97%.
San Antonio Spurs vs. Oklahoma City Thunder — NBA game held on 2026-05-18. Review the historical prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
| Candidate |  |  |  |
|---|---|---|---|
San Antonio SpursWINNER | 99% | 31% | 97% |
Oklahoma City Thunder | 1% | 69% | 8% |
San Antonio Spurs vs. Oklahoma City Thunder was a prediction market event tracked across 3 platforms (Kalshi, Polymarket, ProphetX). San Antonio Spurs led the market at 76% implied probability before resolution. Other contenders include Oklahoma City Thunder at 26%.
San Antonio Spurs held the lead at 76% implied probability heading into resolution. Behind San Antonio Spurs, Oklahoma City Thunder at 26% were the next closest contenders. The 68.0% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.
Here were the closing odds across Kalshi, Polymarket, ProphetX: San Antonio Spurs: 99¢ on Kalshi, 31¢ on Polymarket, 97¢ on ProphetX. Oklahoma City Thunder: 1¢ on Kalshi, 69¢ on Polymarket, 8¢ on ProphetX. The 68.0% spread across platforms highlights where markets disagreed — a gap traders can exploit by buying low on one platform and selling high on another.
A price of 76¢ meant the market estimated a 76% chance that San Antonio Spurs would be the outcome. Traders who bought at 76¢ and held through resolution received $1.00 per share — a 32% return on their position. Those on the wrong side received $0.
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Official settlement criteria, resolution sources, and edge cases across Kalshi and Polymarket and ProphetX.
KalshiIf Oklahoma City wins the Game 1: San Antonio at Oklahoma City professional basketball game originally scheduled for May 18, 2026, then the market resolves to Yes.
PolymarketIn the upcoming NBA game, scheduled for May 18 at 8:30PM ET: If the Spurs win, the market will resolve to "Spurs". If the Thunder win, the market will resolve to "Thunder". 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.
ProphetXSports moneyline - resolves based on official game outcome per ProphetX Prediction Rules
San Antonio Spurs
75.6% avg
