HSBC Championships: Harriet Dart vs Kamilla Rakhimova

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Active sub-markets

Market context

Harriet Dart faces Kamilla Rakhimova in a first-round match at the HSBC Championships, scheduled for 11 June 2026 at 5:00 AM ET. The tournament, held annually in Birmingham, England, is a grass-court event on the WTA calendar and typically draws competitive matchups between established players and rising talent. Dart, a British player competing on home soil, would ordinarily carry crowd support, yet the 0% implied probability suggests either significant uncertainty about match completion or strong market conviction regarding Rakhimova's chances.

Historical context matters here: first-round upsets at grass-court events occur regularly, particularly when seeding disparities are pronounced or when players are adjusting to surface conditions. The early morning scheduling (5:00 AM ET) may also affect match completion likelihood—early rounds at major tournaments sometimes face weather delays or scheduling changes, particularly in the UK where June weather remains unpredictable. A trader monitoring this market programmatically should track official WTA draw confirmations and any weather forecasts for Birmingham in mid-June, as the 7-day delay clause creates a meaningful resolution boundary.

Key catalysts include final draw announcements (typically 48 hours pre-tournament), player injury updates, and real-time weather alerts. The settlement window closes 18 June 2026 at 09:00 UTC, leaving a narrow window for delayed matches. Conditional order logic should account for the 50-50 tie resolution: if either player withdraws or the match extends beyond 18 June without completion, the market settles neutral rather than favouring either competitor.

Methodology

We track HSBC Championships: Harriet Dart vs Kamilla Rakhimova on the five venues with material liquidity for prediction markets. Live odds come from the Polymarket Polygon order book — the only source that ships real-time data under an open licence. For Kalshi, Betfair and Manifold we list platform attributes (fee, KYC, settlement, payment) instead of fabricated odds, because their APIs use non-comparable contract definitions.

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

Is this market available outside the US?

Polymarket App 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'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 Polymarket App UK?

Zero. Polymarket App 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.