Live prediction market odds for Portland Trail Blazers vs. San Antonio Spurs. Compare prices across Kalshi and Polymarket and ProphetX.
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MARKET RESOLVEDKalshi / Polymarket / ProphetX
Resolved 2026-04-21
This market resolved on 2026-04-21. Portland Trail Blazers was the officially declared outcome. Prior to resolution, the market peaked at 91%.
Portland Trail Blazers vs. San Antonio Spurs — NBA game held on 2026-04-21. Review the historical prediction market odds from Kalshi, Polymarket, and more on Prediction Hunt.
| Candidate |  |  |  |
|---|---|---|---|
Portland Trail BlazersWINNER | 99% | 16% | 91% |
San Antonio Spurs | 1% | 84% | 4% |
Portland Trail Blazers vs. San Antonio Spurs was a prediction market event tracked across 3 platforms (Kalshi, Polymarket, ProphetX). Portland Trail Blazers led the market at 69% implied probability before resolution. Other contenders include San Antonio Spurs at 30%.
Portland Trail Blazers held the lead at 69% implied probability heading into resolution. Behind Portland Trail Blazers, San Antonio Spurs at 30% were the next closest contenders. The 83.0% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.
Here were the closing odds across Kalshi, Polymarket, ProphetX: Portland Trail Blazers: 99¢ on Kalshi, 16¢ on Polymarket, 91¢ on ProphetX. San Antonio Spurs: 1¢ on Kalshi, 84¢ on Polymarket, 4¢ on ProphetX. The 83.0% 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 69¢ meant the market estimated a 69% chance that Portland Trail Blazers would be the outcome. Traders who bought at 69¢ and held through resolution received $1.00 per share — a 45% 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 Portland wins the Game 2: Portland at San Antonio professional basketball game originally scheduled for Apr 21, 2026, then the market resolves to Yes.
PolymarketIn the upcoming NBA game, scheduled for April 21 at 8:00PM ET: If the Trail Blazers win, the market will resolve to "Trail Blazers". If the Spurs win, the market will resolve to "Spurs". 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
Portland Trail Blazers
68.7% avg
