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: Jun 9, 6:46 AM EST
Kalshi
Two professional tennis players compete in the Round Of 32 at the 2026 ATP Stuttgart tournament, with focus on who wins the second set of their match.
On Kalshi, the Quentin Halys vs Sho Shimabukuro Set 2 Winner market is priced as binary contracts where each outcome trades between 0 and 100 cents, reflecting the implied probability of that player winning the set. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Traders buy contracts at lower prices if they believe an outcome is undervalued, or sell at higher prices if they see overvaluation. The spread between bid and ask prices reflects market liquidity and uncertainty. As the match approaches and progresses, prices adjust based on live performance, injuries, or momentum shifts.
The market resolves on Jun 9, 2026 or shortly after the second set concludes, whichever occurs first. Resolution is determined by the official result of Set 2 in the Quentin Halys vs Sho Shimabukuro match. The winning outcome is the player who wins that specific set according to professional tennis scoring rules. Early resolution may occur if the match is abandoned or if Set 2 is definitively decided before the scheduled end date.
Key catalysts include the outcome of Set 1, which establishes momentum and confidence for both players. Live performance during Set 2—such as break points, service holds, or unforced errors—will shift trader sentiment in real time. Player injuries, fatigue, or tactical adjustments announced during changeovers can trigger sharp price moves. Weather conditions, court surface conditions, and crowd energy may also influence expectations. Betting news or social media commentary about either player's form can accelerate odds shifts as traders react to new information.