HSBC Championships: Harriet Dart vs Liudmila Samsonova

Platform comparison

Active sub-markets

Market context

The HSBC Championships, held annually in Birmingham, features top-ranked women's tennis players competing on grass courts. Harriet Dart, a British player ranked outside the top 100, faces Liudmila Samsonova, a Russian-born competitor currently ranked in the top 20 globally. The match was originally scheduled for 8 June 2026 at 05:00 ET. The 69% implied probability favouring Dart's advancement reflects either significant odds movement or market-specific factors; historically, seeding and ranking disparities of this magnitude typically correlate with the higher-ranked player advancing in approximately 70–75% of cases, though grass-court surfaces introduce variability in serve-dominant matchups.

Samsonova's baseline power and first-serve velocity have proven effective on faster courts, yet Dart's home-soil advantage and recent grass-court preparation could narrow the gap. Recent WTA injury reports and withdrawal patterns from Birmingham qualifiers should be monitored through early June. The settlement window closes 15 June 2026 at 09:00 UTC; any delay beyond 7 days without completion triggers a 50-50 resolution. Traders should track official HSBC Championships scheduling announcements and player fitness updates via the WTA Tour website, as weather disruptions or late withdrawals are material catalysts.

From a regulatory standpoint, this market operates under German GlüStV provisions if accessed from EU jurisdictions, whilst US CFTC reach extends to US-based traders. The no-KYC threshold of $1,500 USD applies to individual positions; traders exceeding that exposure face standard identity verification. Settlement occurs post-match conclusion, with resolution dependent on official WTA records.

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 Polymarket Legal UK, which mirrors the Polymarket order book directly.

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

Is this market available outside the US?

Polymarket Legal 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 Legal UK?

Zero. Polymarket Legal 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 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.