TOTAL VOLUME:
$134b
24H VOL:
$107,351,958
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,416,970,024
400,720
Markets across
30,097
events
MATCHED EVENTS:
2,633
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 17, 11:50 AM EST
Kalshi
This market tracks the outcome of the Round of 16 tennis match between Hubert Hurkacz and Daniel Altmaier at the 2026 ATP Halle tournament. On Kalshi, Altmaier to win is at 51.0%, while Hurkacz to win stands at 48.0%. Resolution is determined by the official result of the completed match as reported by ATP records. Watch for the match scheduled on June 17, 2026, when the outcome will be decided once play begins.
The match must have a ball played to be considered official. If either player wins after play has begun, their respective market resolves to Yes. If the match is cancelled before any ball is played due to injury, walkover, forfeiture, or other circumstances, the market resolves to a fair price per standard rules. If the match is postponed or delayed, it remains open until the rescheduled match concludes, provided the reschedule occurs within two weeks.
Prediction market odds and sportsbook odds often diverge because they serve different purposes and operate under different constraints. Sportsbooks set odds to balance liability and lock in profit margins, while prediction markets like this one reflect genuine trader belief—since participants have real money at stake and no house edge to protect. Prediction markets typically aggregate dispersed information more efficiently over time, making them valuable for spotting where professional oddsmakers may be slow to adjust. Comparing this market's odds to major sportsbooks can reveal arbitrage opportunities or signal where informed traders see value.
On Kalshi, this market is priced through an order-book mechanism where buyers and sellers submit bids and offers in real time. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. The price you see reflects the last executed trade, while the spread between the best bid and best ask shows the current liquidity gap. As new information arrives or trader conviction shifts, orders are matched and the price adjusts accordingly. This continuous auction process ensures that the odds remain responsive to changing expectations about the match outcome.
This market resolves around Jun 17, 2026, with the outcome confirmed once the event is verifiable from credible public reporting. The result will reflect the official match conclusion as documented by recognized tennis authorities and major sports news outlets. Until that point, traders can adjust positions as the match unfolds and new developments emerge. Early resolution is possible if circumstances make the outcome certain before the scheduled end date.
Several factors could shift odds significantly before resolution. Player injury announcements or withdrawal news would trigger sharp repricing, as would updates on court surface, weather conditions, or recent head-to-head performance. Betting-market activity on major sportsbooks often precedes movement here, so monitoring those venues provides early warning. Tournament draws, seeding changes, or statements from either player's camp about form or strategy can also influence trader positioning. Real-time match developments—such as early-set results or momentum swings—will drive the most dramatic repricing as the event approaches.