| Outcome | Probability | Yes Bid | Yes Ask | 24h Change | Volume | |
|---|---|---|---|---|---|---|
| Stefanos Tsitsipas | 0% | 48¢ | 78¢ | — | $0 | Trade → |
| Denis Shapovalov | 0% | 42¢ | 76¢ | — | $0 | Trade → |
This market asks which player will win the first set between Stefanos Tsitsipas and Denis Shapovalov; it matters to traders who want to take a short-term position on opening-set dynamics and early-match momentum.
Tsitsipas and Shapovalov are high-profile ATP players with contrasting styles: Tsitsipas typically relies on heavy topspin, a big serve and all-court movement while Shapovalov brings lefty power, aggressive baseline hitting and fast-court aggression. Past meetings, current form, the match surface and match conditions (indoor vs outdoor, weather) can materially influence which player starts stronger in set 1.
Market prices represent the collective market view of who is more likely to win the first set and will update as new information arrives (lineups, injuries, warmup reports, weather or live in-play information). Treat them as a continuous snapshot of consensus sentiment rather than a fixed prediction.
The market close time is listed as TBD on the event page; typically these markets close at or immediately before the start of the first set, but you should check Kalshi for the exact close time and any platform-specific announcements.
There are two outcomes: Stefanos Tsitsipas wins Set 1, or Denis Shapovalov wins Set 1.
Resolution follows the official match score as recorded by the tournament and the platform; if set 1 is completed and an official winner is recorded it will determine the market, while incomplete or abandoned matches may be handled according to Kalshi's resolution rules—check the platform’s market rules for specifics.
Look at recent first-set records, first-serve percentage, return games won, breakpoint creation/conversion, head-to-head tendencies in opening sets, and any recent match length or travel that could affect freshness.
The market resolves based on the official winner of set 1 after the tiebreak; the player who wins the tiebreak is recorded as the set winner and determines the market outcome.