PortlandFire vs. Chicago Sky

Platform comparison

Active sub-markets

Market context

The Portland Fire and Chicago Sky met on 26 June 2026 at Wintrust Arena for a pivotal WNBA clash, with the game concluding under standard rules including any overtime. On Polymarket today, this contract trades at 0% for a Portland Fire win, reflecting the market’s near-total confidence in a Chicago Sky victory. The USDC-denominated position sits on Polygon, where conditional tokens execute settlement automatically once the final score is confirmed, bypassing manual intervention.

Historically, when the Sky defeated the Fire 98–83 in Portland on 9 May 2026, the market similarly priced a Portland win at negligible levels, underscoring a consistent pattern of Sky dominance in this matchup[6]. Comparable cases show that once a team establishes a clear psychological and statistical edge, conditional token markets rapidly compress opposing probabilities, often before the game even begins. This 0% pricing aligns with that precedent, not an abstract assessment of chance.

Traders should monitor official WNBA injury reports and any late schedule adjustments, as even minor roster changes can shift conditional token valuations. Recent coverage from ESPN confirms the game proceeded without postponement, validating the current settlement path[1]. With the settlement window ending 23:30 UTC on 26 June, the on-chain resolution is now locked, and no further catalysts will alter the outcome. The USDC payout will distribute strictly according to the final score, with no make-up game required.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Kalshi UK, which mirrors the Polymarket order book directly.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Where can I trade this market with the lowest fees?

On Kalshi UK, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Kalshi UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.