PGA Tour: U.S. Open Winner

Platform comparison

Active sub-markets

Market context

The 2026 U.S. Open golf tournament will take place in June at a course yet to be officially announced by the USGA. The event represents one of professional golf's four major championships, historically characterised by punishing course setups and narrow winning margins. A 2% implied probability for any single listed player reflects the field's depth; the U.S. Open typically draws 156 competitors, with roughly 70 players holding realistic winning chances based on recent form and course suitability.

Historical precedent suggests listed-player markets on major championships settle to "Other" between 15–25% of the time, depending on field composition and whether emerging talent or international players dominate that season. The 2024 U.S. Open saw Bryson DeChambeau win at Pinehurst; the 2023 edition went to Rory McIlroy. These outcomes illustrate how volatility in major championships means even favourites rarely exceed 8–10% individual probability. Traders should note that course characteristics—typically firm greens, deep rough, and narrow fairways—can unexpectedly favour players with specific skill profiles, making pre-tournament form less predictive than in other events.

Key catalysts include the USGA's course announcement (typically 18–24 months prior), official field releases (usually 6–8 weeks before play), and injury disclosures affecting listed players. Conditional order logic should account for player withdrawals, which automatically trigger "No" resolution per market rules. Recent PGA Tour schedule adjustments and LIV Golf integration continue reshaping field composition; monitor official PGA Tour communications for eligibility changes affecting listed competitors.

Methodology

We track PGA Tour: U.S. Open Winner on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Where can I trade this market with the lowest fees?

On Polymarket Review 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.

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.

What does it cost to trade on Polymarket Review UK?

Zero. Polymarket Review UK routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.