Birmingham: Coleman Wong vs Filippo Romano

Platform comparison

Active sub-markets

Market context

Coleman Wong and Filippo Romano are scheduled to compete in a professional tennis match at Birmingham on 4 June 2026, with the market settlement window closing on 11 June. The 0% implied probability for Wong reflects either minimal trading activity or strong market consensus favouring Romano, though the sparse liquidity typical of lower-ranked ATP matches makes such extremes common in early-stage prediction markets on niche sporting events.

Historical precedent suggests that markets on qualifying rounds and lower-tier ATP events often show extreme probabilities due to thin order books rather than genuine certainty about outcomes. Wong, a Hong Kong-based player, and Romano, an Italian competitor, occupy similar rankings tiers where head-to-head records and recent form carry substantial weight. Previous encounters between players at this level have frequently defied pre-match expectations, particularly on grass courts where serve-and-volley specialists can disrupt conventional seeding hierarchies. Markets that open at 0% or 100% on such matchups typically shift materially once additional traders enter, reflecting genuine uncertainty about court conditions, recent injury status, and momentum from preceding rounds.

Traders should monitor ATP official announcements regarding any schedule changes or withdrawals in the week preceding 4 June, as grass-court tournaments frequently see late adjustments. Recent form from both players' performances at warm-up events will clarify their readiness; any withdrawal or injury declaration would trigger the 50-50 resolution clause. The settlement window extends seven days beyond the scheduled date, providing buffer for weather delays common to British summer tournaments.

Methodology

This page tracks Birmingham: Coleman Wong vs Filippo Romano across four political prediction venues. Live odds come from the Polymarket order book (the deepest political prediction-market book). Kalshi is the CFTC-regulated US alternative, Betfair the established UK sports-exchange with politics markets, Manifold the open play-money variant. Trump Prediction routes every trade through to Polymarket — at 0% fees.

Resolution & payout

For political markets the resolution source is decisive. Polymarket defines a concrete source per contract (e.g. AP, Reuters, official electoral commission) and uses the UMA Optimistic Oracle as the on-chain dispute mechanism. With a clearly defined outcome the USDC payout lands within minutes of the final confirmation.

FAQ

Is this market available outside the US?

Trump Prediction 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 Trump Prediction?

Zero. Trump Prediction 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.