Libema Open: Adrian Mannarino vs Arthur Rinderknech

Platform comparison

Active sub-markets

Market context

The Libema Open, held annually in 's-Hertogenbosch, Netherlands, will feature a first-round match between French left-hander Adrian Mannarino and fellow Frenchman Arthur Rinderknech on 10 June 2026. In prediction markets, a YES share represents a bet that Mannarino advances; a NO share bets on Rinderknech's progression. The current 100% probability assigned to YES suggests the market has already settled on an outcome or reflects incomplete information at the time of listing. Traders should note that such extreme probabilities often indicate either a match that has already concluded, a withdrawal announcement, or a data-lag issue rather than genuine market consensus.

Mannarino, ranked consistently in the ATP's top 50 throughout his career, has compiled a solid grass-court record with multiple Libema Open appearances. Rinderknech, a rising talent with improved ranking trajectory in recent seasons, has shown competitive form on European clay and grass surfaces. Head-to-head records between French players of similar ranking typically favour neither player decisively, though surface-specific preparation and recent tournament momentum carry weight. The grass courts at 's-Hertogenbosch suit aggressive baseline play and serve-and-volley tactics, areas where both players have demonstrated competence.

Key variables for settlement include confirmation of both players' participation and fitness status in the days before the tournament. Any withdrawal, injury announcement, or scheduling disruption after 3 June could alter the market's resolution path. The settlement window extends to 17 June, allowing seven days beyond the scheduled date for completion, which accommodates typical tournament scheduling and potential rain delays common to Dutch summer grass-court events.

Methodology

This page reviews Libema Open: Adrian Mannarino vs Arthur Rinderknech across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at Prediction Market UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

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 Prediction Market 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.

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 Prediction Market UK?

Zero. Prediction Market UK 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 Market UK 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.