TOTAL VOLUME:
$134.2b
24H VOL:
$126,324,530
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,434,646,834
406,019
Markets across
30,401
events
MATCHED EVENTS:
2,689
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Sep 1, 12:35 AM EST
Kalshi
This market tracks which player will win the second set in the Naomi Osaka versus Anastasia Zakharova match at the 2026 US Open, specifically monitoring the Round of 128. On Kalshi, the probability that Anastasia Zakharova will win set 2 stands at 54.0%, while Naomi Osaka’s chance is at 45.0%. The result will be determined by the match’s actual proceedings. Watch for the match scheduled for 2026-08-30, as this is the key date that will resolve the market based on who claims victory in set 2.
The market resolves based on which player wins the second set of the Naomi Osaka vs Anastasia Zakharova match in the 2026 US Open Women Singles Round of 128. If the match does not occur before any play due to injury, walkover, forfeiture, or cancellation, it resolves to a fair price. Postponements or delays keep the market open until the rescheduled match concludes within two weeks. If a player retires during the match, markets that can be settled based on completed play will resolve accordingly, while unresolved markets will settle at a fair market price determined by the Exchange. Kalshi is not affiliated with the governing league, and all trademarks belong to their respective owners.
On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. On Kalshi, traders collectively set the price through continuous bidding and asking, with the current top outcome reflecting the market’s implied probability. The volume of $308,121 indicates liquidity, while price history charts show how expectations have shifted leading up to the match. This decentralized pricing mechanism allows rapid adjustments based on new information or shifts in player form.
This market resolves around Aug 30, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The winner of the second set will be the official result, determined by the match’s final score as reported by authoritative sports news outlets and tournament organizers, ensuring an accurate and transparent settlement.
Injuries, player statements, or weather delays could shift expectations and move this market. Key moments such as early game dominance, medical timeouts, or sudden changes in momentum may also cause rapid price swings. As the match approaches, any news from practice sessions or official pre-match announcements may further influence trader sentiment and market positioning.