TOTAL VOLUME:
$134b
24H VOL:
$87,997,338
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,395,155,069
395,664
Markets across
30,076
events
MATCHED EVENTS:
2,626
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jul 4, 11:29 PM EST
Kalshi
A women's professional basketball game between Portland and Seattle scheduled for July 4, 2026. Bettors predict the final margin of victory, with separate markets for Portland winning by various margins and Seattle winning by various margins.
This event contains nine related markets measuring the point spread outcome of the Portland vs Seattle women's professional basketball game originally scheduled for July 4, 2026. Five markets establish thresholds for Portland victories (by more than 12.5, 9.5, 6.5, 3.5, or 1.5 points), while four markets establish thresholds for Seattle victories (by more than 1.5, 3.5, 6.5, or 9.5 points). Each market independently resolves to Yes if the specified team wins by more than its designated margin. The markets are structured symmetrically around the spread, allowing bettors to express confidence in either team's victory and the magnitude of that victory. Resolution depends on the final official score and the calculated point differential. Each market operates independently; only one outcome per game is possible, though multiple markets may resolve Yes if the actual margin exceeds multiple thresholds.
Prediction market odds and sportsbook odds often diverge because they reflect different participant bases and incentive structures. Sportsbooks set lines to balance action and manage risk, while prediction markets like this one are driven purely by trader conviction and information flow. Prediction markets typically incorporate real-time data and breaking news faster than traditional sportsbooks adjust their lines. Comparing this market's odds to major sportsbook spreads can reveal where traders see value or where consensus differs, making both sources useful for understanding market expectations.
On Kalshi, this market is priced through continuous order-book trading, where buyers and sellers submit bids and offers that determine the spread odds in real time. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders profit by correctly predicting whether the actual point spread will fall above or below the market price, and the platform matches orders automatically. Prices reflect the collective judgment of all active participants, adjusting instantly as new information emerges or positions shift. Liquidity and trading volume directly influence how tight the bid-ask spread remains.
This market resolves around Jul 5, 2026, once the Portland vs Seattle game concludes and the final point spread is verifiable from credible public sources. The outcome is determined by comparing the actual margin of victory to the strike price established at market creation. Resolution is automatic once official game results are confirmed, and all positions settle according to whether the spread moved above or below that threshold. Traders should monitor the event schedule to plan their exit or hold strategy accordingly.
Key catalysts include injury reports, roster changes, and team performance trends leading up to game day. Betting market movement at major sportsbooks often influences prediction market prices as sharp bettors react to new information. Weather conditions, home-court advantage shifts, and recent head-to-head results can all shift trader expectations about the likely spread. Breaking news about player availability or coaching changes typically triggers sharp repricing. As the game approaches, this market may also react to late-breaking line moves from traditional sportsbooks, signaling where professional oddsmakers see value.