PGA Tour: 3M Open Top 20

Platform comparison

Market context

The 3M Open at TPC Twin Cities is underway on the PGA Tour, and the contract pays out **Yes** if the named player finishes inside the top 20, ties included. With the crowd at **81%**, the market is pricing a result that is close to a strong top-20 favourite rather than a coin flip, but the real benchmark is whether that level is consistent with the player’s pre-tournament standing, course fit and field strength at Blaine.[3][4][6]

History at this event argues for caution with a price that high. The 3M Open has produced relatively low winning scores and a leaderboard that can change quickly; last year’s champion Kurt Kitayama won at **-23**, while the PGA Tour’s event page shows the tournament has just four rounds to separate the field.[1][6] The 2026 field is described as strong, with Scottie Scheffler headlining and eight of the top 50 in the Official World Golf Ranking present, which supports the idea that a top-20 finish is achievable but still far from secure for any one entrant.[3] That makes the contract more sensitive to tee-to-green form than to reputation alone.

For traders, the main catalysts are the official tee sheets, any late withdrawals or replacements, and the first two rounds of scoring, because a poor Thursday can sharply reduce top-20 equity before the weekend. The field was said to be set after the entry deadline, and the event runs **23–26 July** with final scoring coming from PGA Tour results, so there is limited time for a comeback if the player starts slowly.[3][4][6] I could not verify a live sportsbook consensus from the provided material, but the available public previews point to a competitive field rather than a blowout setup, which can justify some premium over a neutral probability while still leaving room below 81% if the market has over-weighted name value.[3][6]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews PGA Tour: 3M Open Top 20 across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to PolyGram, which mirrors the Polymarket order book at 0% fees.

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

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 Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

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.

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.