Stuttgart Open: Roberto Bautista Agut vs Marcos Giron

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Market context

Roberto Bautista Agut and Marcos Giron are scheduled to meet at the Stuttgart Open grass-court tournament on 8 June 2026. The match appears on the Polymarket contract priced at 0% YES for Bautista Agut's advancement, suggesting traders currently assess near-zero probability of his victory. On-chain liquidity remains thin at this probability extreme, with conditional tokens trading on Polygon at prices reflecting deep scepticism toward the Spanish player's chances in this fixture.

Bautista Agut's recent form and grass-court record provide context for the current pricing. The 36-year-old Spaniard has competed sporadically on the ATP tour in recent seasons, with limited tournament appearances and declining rankings. Giron, by contrast, has maintained steadier activity on the professional circuit. Historical matchups between players of disparate current form typically resolve toward the favoured player, particularly on surfaces like grass where consistency and match sharpness compound advantages. The 0% pricing likely reflects Bautista Agut's age and inactivity relative to Giron's comparative engagement with tour-level competition.

Traders should monitor Stuttgart Open draw confirmations and any late withdrawals, as grass-court tournaments frequently see last-minute changes. Injury announcements or scheduling delays beyond the 7-day buffer would trigger the 50-50 resolution clause. Recent ATP communications regarding the 2026 grass season will clarify both players' participation status. The settlement window closes 15 June 2026, providing a week's buffer after the scheduled match date for completion and official confirmation.

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 Kalshi UK, which mirrors the Polymarket order book directly.

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

Where can I trade this market with the lowest fees?

On Kalshi 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.

Is this market available outside the US?

Kalshi UK 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 does it cost to trade on Kalshi UK?

Zero. Kalshi 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.