National Bank Open: Emerson Jones vs Lanlana Tararudee

Platform comparison

Market context

Emerson Jones and Lanlana Tararudee were due to meet in a first-round women’s singles match at the National Bank Open in Toronto, on hard court. In this market, a **YES** share pays out if Jones advances against Tararudee; a **NO** share pays out if Tararudee advances. If the match is not played, ends level, or slips beyond the seven-day settlement window without a winner, the market is set to 50-50 rather than one side being declared the winner.[1][2][6]

The current crowd-implied probability of 33% for Jones points to Tararudee being viewed as the more likely winner, which fits the ranking gap: Tararudee is listed at world No. 78, while Jones is No. 139.[1][2][15] Their only recorded head-to-head also favours Tararudee, who beat Jones in straight sets at an ITF event on hard court in 2024.[14][15] That history matters, but it is not decisive: Jones has already picked up wins at WTA level this season, while Tararudee has more overall tour experience and a stronger 2026 match record.[3][15][18]

For traders, the key catalyst is whether the match goes ahead on schedule and whether there are any order-of-play or weather changes, since Toronto events can shift times and completed matches are what matter for settlement.[2][6][16] Pre-match signals that typically move a market like this are confirmed line-ups, withdrawals, and any official updates from the tournament or live scoring feeds once play starts.[2][16] Recent reporting and live listings place the match on the women’s draw in Toronto, with Tararudee’s higher ranking and Jones’s relative inexperience providing the main factual frame for reading that 33% price.[1][2][3]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track National Bank Open: Emerson Jones vs Lanlana Tararudee across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

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

Where can I trade this market with the lowest fees?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Prediction Market UK. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

Do I need to KYC for this market?

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