Live prediction market odds for Celtics vs. Trail Blazers. Compare prices across Kalshi and Polymarket.
MARKET RESOLVEDKalshi / Polymarket
Resolved 2025-12-28
This market resolved on 2025-12-28. Portland was the officially declared outcome. Prior to resolution, the market peaked at 66%.
This market has resolved.
| Candidate |  |  |
|---|---|---|
PortlandWINNER | 99% | 34% |
Boston Celtics | 1% | 67% |
Celtics vs. Trail Blazers was a prediction market event tracked across 2 platforms (Kalshi, Polymarket). Portland led the market at 66% implied probability before resolution. Other contenders include Boston Celtics at 34%.
Portland held the lead at 66% implied probability heading into resolution. Behind Portland, Boston Celtics at 34% were the next closest contenders. The 65.5% cross-platform spread suggested platforms were pricing new information differently, creating potential trading opportunities.
Here were the closing odds across Kalshi, Polymarket: Portland: 99¢ on Kalshi, 34¢ on Polymarket. Boston Celtics: 1¢ on Kalshi, 67¢ on Polymarket. The 65.5% 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 66¢ meant the market estimated a 66% chance that Portland would be the outcome. Traders who bought at 66¢ and held through resolution received $1.00 per share — a 52% return on their position. Those on the wrong side received $0.
Portland
66.3% avg
Official settlement criteria, resolution sources, and edge cases across Kalshi.
KalshiIf Boston wins the Boston vs Portland professional basketball game originally scheduled for Dec 28, 2025, then the market resolves to Yes.
