Analytics
Resolved Katerina Siniakova on 24 Oct 2026.
$127.25K traded over the market's life.
74 wallets still hold shares. Winners redeem theirs after settlement, so what is left is mostly the losing side.
Polymarket record as of Oct 25, 9:42 AM UTC
Daily closes of the Katie Boulter price, Polymarket CLOB, 1 point, 24 Oct 2026, chart shows 30%–45%
| Observed | Katie Boulter price |
|---|---|
| 24 Oct 2026 | 38.5% |
Winners have redeemed their shares, so most of what is left is the losing side.
| Trader | Outcome | Shares |
|---|---|---|
| monkeymashingkeyboard | Katie Boulter | 10K |
| SlickRick123 | Katie Boulter | 8.52K |
| Murky-Fallingout | Katie Boulter | 3K |
| iseedota | Katie Boulter | 1.98K |
| rugmoney | Katie Boulter | 1.72K |
| CAcap | Katie Boulter | 999.99 |
| babybells | Katie Boulter | 972.77 |
| Po1yamory | Katie Boulter | 750 |
| testyeagles | Katie Boulter | 614 |
| clownly | Katie Boulter | 599.99 |
Open a trader’s name to inspect the wallet’s available P&L, positions and recorded trades, with source dates and coverage. A large position alone does not establish a winning track record.
This market refers to the tennis match between Katie Boulter and Katerina Siniakova in the Japan Women's Open, originally scheduled for October 24, 2026 at 12:30AM ET. This market will resolve to 'Katie Boulter' if Katie Boulter advances against Katerina Siniakova. This market will resolve to 'Katerina Siniakova' if Katerina Siniakova advances against Katie Boulter. If the match is canceled (not played at all), ends in a tie, or a winner has not been determined by November 7, 2026, 11:59 PM ET (14 days after the scheduled start), this market will resolve to 50-50. If the match begins but is not completed, and one player advances due to the opponent's retirement, default, or disqualification, this market will resolve to the player who advances. If the match ends in a walkover (player withdraws before the start and the other advances automatically), this market will resolve to 50-50. The primary resolution source will be official information from the WTA Tour. A consensus of credible reporting may also be used.
Official listing: polymarket.com/event/wta-boulter-siniako-2026-10-24
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