Roland Garros ATP: Ugo Humbert vs Quentin Halys

Platform comparison

Active sub-markets

Market context

Ugo Humbert and Quentin Halys are set to meet in the opening rounds of Roland Garros on 27 May 2026. Both are French players competing on home soil, which historically elevates performance and crowd support. The 55% implied probability favours Humbert, reflecting his higher ATP ranking and more consistent recent form on clay courts. However, the matchup carries genuine uncertainty given Halys's familiarity with Humbert's game and the unpredictability of early-round encounters where seeding advantages matter less than tactical execution.

Humbert has demonstrated improved clay-court credentials over the past two seasons, reaching quarter-finals at multiple Masters 1000 events and maintaining a top-30 ranking. Halys, meanwhile, has experienced a more volatile trajectory but remains capable of strong performances in specific conditions. Their head-to-head record and recent tournament results will be the primary determinants of the match outcome. Any withdrawal announcements or injury updates in the 48 hours before the match could shift the probability sharply, particularly given the compressed nature of the clay-court season leading into Roland Garros.

Traders should monitor ATP official draw confirmations and any late fitness reports from either player's camp. Weather conditions at Roland Garros—particularly court speed and humidity—can favour one player's style over another, though these factors typically emerge only days before play. The settlement window closes on 3 June, allowing a six-day buffer for delayed matches, though early-round fixtures at Grand Slams are rarely postponed beyond their scheduled dates.

Methodology

This page reviews Roland Garros ATP: Ugo Humbert vs Quentin Halys 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 Prediction Today — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

Where can I trade this market with the lowest fees?

On Prediction Today, 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?

Prediction Today 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.

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 Prediction Today?

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

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Prediction Today triggers a quick verification flow that finishes in minutes.