Roland Garros ATP: Raphael Collignon vs Ben Shelton

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Market context

Polymarket's conditional token pricing currently values a Collignon victory at 53 cents per USDC staked, reflecting near-parity odds in what shapes as a competitive first-round matchup at Roland Garros. The match was originally scheduled for 27 May 2026 at 05:00 ET, though clay-court tournaments frequently experience schedule adjustments due to weather and court availability. Settlement hinges on match completion by 3 June 2026 at 09:00 UTC; any cancellation, tie, or seven-day delay without resolution triggers a 50-50 split of the conditional token pool across both outcomes.

Shelton's recent trajectory provides the primary historical anchor for pricing. The American has shown inconsistency on clay, his preferred surface being hard courts where he's posted stronger results in ATP events. Collignon, a Belgian qualifier or lower-ranked player depending on 2026 seeding, typically operates outside the top 100, making direct head-to-head records sparse. The 53 per cent weighting towards Collignon suggests market participants view this as a genuine toss-up rather than a clear favourite scenario, consistent with how Polymarket prices matches between unseeded or lower-ranked players where data scarcity inflates uncertainty.

Traders monitoring this contract should track official Roland Garros draw announcements and any injury reports in the fortnight preceding the match. Weather patterns affecting clay-court play in late May, particularly rainfall that could delay proceedings beyond the settlement window, represent the primary non-performance catalyst. ATP ranking updates and recent tournament results from both players in the weeks prior will likely shift the conditional token price materially.

Methodology

This page reviews Roland Garros ATP: Raphael Collignon vs Ben Shelton across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Polymarket UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

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 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 does it cost to trade on Polymarket UK?

Zero. Polymarket 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.

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.