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Portland vs Los Angeles — Portland

Post
KalshiPolymarket ✓ Verified same-resolution Closes Sep 21, 2026
LIVE PRICES — YES
KalshiTrade ↗
49¢ last
BidAsk
YES48¢49¢
NO51¢52¢
$12,509 volume
PolymarketBEST YES PRICETrade ↗
47¢ last
BidAsk
YES46¢47¢
NO53¢54¢
$1,295 volume
Cross-venue spread 2.0¢· active arbitrage window
CROSS-VENUE ARBITRAGE

Buy YES on Polymarket and NO on Kalshi — total cost 99¢ per $1 payout, locking +1.0¢ per contract before fees.

30-DAY PRICE HISTORY
HOW THIS RESOLVES

Kalshi — primary rule

If Portland wins the Portland vs Los Angeles women's Pro Basketball game originally scheduled for Sep 20, 2026, then the market resolves to Yes.

Polymarket — resolution criteria

In the upcoming WNBA game, scheduled for September 20 at 7:00PM ET: If the Portland Fire win, the market will resolve to "Portland Fire". If the Los Angeles Sparks win, the market will resolve to "Los Angeles Sparks". 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.

Show full rules
STATS
Cross-venue spread2.0¢
Kalshi last49¢
Polymarket last47¢
Venues2
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