Wimbledon ATP: James Duckworth vs Flavio Cobolli

Platform comparison

Market context

James Duckworth, a qualifier ranked world No. 138, faces Flavio Cobolli, the No. 3 seed at world No. 22, in a Wimbledon ATP Round 2 match originally set for 9:30AM ET on 2 July 2026. The market currently implies a 40% chance that Duckworth advances, despite Tennis Tonic projecting Cobolli to win in four sets and initial odds favouring the Italian at 1.36 versus Duckworth’s 3.125[1]. This contest marks their third meeting, with a 1-1 head-to-head record, and mirrors a comparable upset from earlier in the tournament where Duckworth defeated Cobolli 6-3, 6-2 in 91 minutes as a qualifier[3].

Traders should monitor live score updates and withdrawal declarations, as any player forfeiting after the match begins resolves the market to “No” for that player, while pre-match cancellations settle at a fair price[4]. The market leans heavily on Cobolli’s superior ranking and recent form, with projected win probabilities at 70% for the Italian versus 30% for Duckworth[2]. Key catalysts include official tournament announcements on delays or injuries, which could shift settlement to a 50-50 outcome if the match is postponed beyond seven days without a winner[4]. No major campaign-finance disclosures or polling shifts apply here, as this is a pure sports event; the primary driver remains real-time match performance and official ATP communications.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page tracks Wimbledon ATP: James Duckworth vs Flavio Cobolli 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. For users geo-blocked from Polymarket directly, brokers like Trump Prediction provide a 0%-fee route into the same order book.

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

How accurate are political prediction markets?

Historically more accurate than polls. Polymarket's Brier score on US 2024 elections was ~0.11 — better than 538 (~0.14) and every mainstream poll. Markets aggregate information with real skin in the game.

What resolution source is used for elections?

Polymarket defines the source per contract — usually Associated Press (AP Race Call), Reuters or the official electoral commission. The source is stated in contract details before the market opens.

Can prediction markets influence election outcomes?

Markets reflect expectations rather than create them. Studies show public-facing markets can anchor expectations, but don't influence the underlying outcome. Political markets are information, not advocacy.

Which platform has the deepest political liquidity?

Polymarket — by far. US 2024 presidential volume was ~$3.5B vs Kalshi (~$200M) and Betfair (~$120M). Where Polymarket is geo-blocked, brokers like Trump Prediction route into the same order book at 0% fees.

How fast do political markets react to news?

High-liquidity markets move within seconds to minutes. A Trump tweet on the economy can shift the "Trump 2024" market 2-5 points before mainstream media has written anything.