Stuttgart Open: Mattia Bellucci vs Yannick Hanfmann

Platform comparison

Active sub-markets

Market context

The Stuttgart Open, held annually on grass courts in Baden-Württemberg, is a mid-tier ATP 250 event that typically draws a competitive field in early June. Mattia Bellucci, an Italian player ranked outside the top 100, faces German home favourite Yannick Hanfmann in what amounts to a qualifying-round or early-draw encounter. The current 29% implied probability for Bellucci suggests the market favours Hanfmann, though the relatively modest gap reflects uncertainty about both players' current form and grass-court readiness.

Bellucci has shown inconsistent results on the professional circuit, with limited ATP main-draw experience and a record that typically sees him competing in Challenger events. Hanfmann, a German national competing on home soil, carries the traditional advantage of familiarity with Stuttgart's grass surface and crowd support, though his own ranking and recent performance trajectory warrant scrutiny. Historical precedent suggests home-nation players at smaller ATP events command a 55–65% win probability when facing lower-ranked opponents, which aligns roughly with current market pricing.

Traders should monitor both players' warm-up results in the fortnight preceding Stuttgart, particularly any grass-court tune-up tournaments or exhibition matches that might signal form. Injury reports and late withdrawals from the broader Stuttgart draw could alter seeding and bracket positioning. The ATP's official entry list and any last-minute ranking adjustments will clarify whether either player has gained or lost ground since the market opened. Weather conditions on grass—particularly rain delays—carry elevated significance given the settlement window's seven-day tolerance threshold.

Methodology

This page tracks Stuttgart Open: Mattia Bellucci vs Yannick Hanfmann across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. Trump Prediction routes every trade through to Polymarket — at 0% fees.

Resolution & payout

Political markets typically settle on official candidate or agency confirmation. Polymarket uses UMA Optimistic Oracle: a proposer posts the outcome with a bond, the two-hour window opens, then the smart contract pays USDC.

Kalshi settles USD via CFTC clearinghouse, with clearly defined resolution sources (e.g. AP race calls for elections). Betfair settles after the official outcome is registered with the league or agency. Manifold is play-money.

FAQ

Where can I trade this market with the lowest fees?

On Trump Prediction, 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?

Trump Prediction 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 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.