Roehampton: Yuta Shimizu vs Anton Matusevich

Platform comparison

Market context

Shimizu and Matusevich are scheduled to meet at Roehampton on 17 August 2026, with the match originally set for 5:00 AM ET. The 0% crowd probability suggests either minimal liquidity, late-stage certainty of a withdrawal or cancellation, or a mismatch between scheduled time and actual tournament logistics. Roehampton (the Wimbledon qualifying venue) runs its draws tightly; matches rarely drift beyond their scheduled windows without resolution or formal postponement. The settlement window extends to 24 August, allowing a seven-day buffer for rescheduling before triggering the 50-50 tie resolution.

Historical context from ATP Challenger and ITF circuits shows that matches involving lower-ranked or developmental players at qualifying venues face higher cancellation risk than main-draw fixtures. Shimizu (Japanese, ranked outside top 200 as of mid-2026) and Matusevich (Belarusian, similarly ranked) represent the profile where injury withdrawals or visa complications occur at rates 2–3 times higher than top-100 players. The current zero probability may reflect known information about one player's availability that hasn't yet reached public announcement.

Traders using conditional order logic should monitor ATP and ITF official draws for withdrawal notices, typically posted 24–48 hours before matches. Roehampton's schedule is published on the LTA website; any shift in court assignments or time slots often precedes cancellations. The early morning ET slot (5:00 AM) is unusual for European qualifying and warrants verification against the official draw. Programmatic feeds tracking tournament status changes will flag resolution triggers faster than manual checking of news sources.

Methodology

This page reviews Roehampton: Yuta Shimizu vs Anton Matusevich across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to Kalshi Fees, which mirrors 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

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

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.

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.

Do I need to KYC for this market?

On Polymarket directly, no — it's wallet-based. Intermediary brokers like Kalshi Fees trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.

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.