Stuttgart Open: Mattia Bellucci vs Yannick Hanfmann

Platform comparison

Active sub-markets

Market context

The Stuttgart Open grass-court tournament will host Mattia Bellucci against Yannick Hanfmann in the opening round, scheduled for 10 June 2026. Bellucci, the Italian 24-year-old, has climbed to around 150 in the ATP rankings following a steady run through Challenger circuits, whilst Hanfmann, the German 31-year-old, has maintained a presence in the top 100 with occasional deep runs at lower-tier events. The 25% crowd probability favours Hanfmann, reflecting his experience advantage and established ranking position over the rising but still-developing Bellucci.

Hanfmann's recent form provides the primary context for reading this matchup. The German has shown resilience on grass surfaces historically, reaching Stuttgart's second round in 2023 and competing competitively at Halle events. Bellucci's trajectory suggests upward momentum—he has won multiple Challenger titles in 2025 and early 2026—yet his record against established ATP players remains limited. Head-to-head data between these two is sparse, with no prior meetings recorded on the professional circuit, leaving traders reliant on surface-specific form and ranking differential as proxies.

Traders should monitor injury reports and practice-court assessments in the 48 hours before the match, as grass-court preparation varies significantly between players accustomed to the surface and those transitioning from clay. Withdrawal announcements or late schedule changes could trigger the 50-50 resolution clause, particularly given the tournament's compressed scheduling. Hanfmann's participation in warm-up events immediately preceding Stuttgart will signal his physical readiness; any signs of discomfort or reduced intensity would narrow the current probability gap.

Methodology

This page is a comparison snapshot: one live quote (Polymarket), four reference venues with their key attributes, and a single execution path — every trade button routes to Prediction Today, which mirrors the Polymarket order book directly.

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 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.

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 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.

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.