TOTAL VOLUME:
$134.2b
24H VOL:
$126,590,312
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,439,516,703
404,175
Markets across
30,277
events
MATCHED EVENTS:
2,685
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 18, 4:40 PM EST
Kalshi
This market determines the winner of a 3-ball golf competition featuring Greyson Leach, Logan Reilly, and Robbie Higgins during the first round of the 2026 U.S. Open. The golfer with the lowest score at the end of the round wins the matchup.
The winner of the 3-ball matchup is determined by the lowest score at the end of the round. If multiple participants tie for the lowest score, each tied participant receives an equal share of the Yes payout, calculated as $1 divided by the number of tied participants and rounded down to the nearest cent, with the No payout adjusted accordingly. If any golfer withdraws prior to teeing off, all markets resolve to fair market value.
Prediction market odds and sportsbook odds often diverge because they reflect different mechanisms. Sportsbooks set lines to balance action and manage risk, while prediction markets like this one are priced by traders who profit from accurate forecasting. Prediction markets can sometimes offer sharper, more efficient pricing because traders have direct financial incentive to correct mispricings. However, sportsbooks may move faster on breaking news. Comparing the two can reveal valuable insights into where informed opinion diverges from traditional betting markets.
On Kalshi, this market is priced through continuous trading where buyers and sellers set contract values based on their beliefs about the outcome. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Each contract represents a claim on a specific result, and the price reflects the collective probability estimate of active traders. As new information emerges or trading volume shifts, prices adjust in real time. This mechanism ensures that the odds you see represent the most recent consensus among participants willing to trade at that level.
This market resolves around Jun 18, 2026, once the event concludes and the result is verifiable from credible public sources. The outcome will be confirmed based on the official result of the match, with no ambiguity about which participant prevailed. Resolution typically occurs shortly after the event concludes, allowing traders to settle their positions. Until that point, prices may continue to shift as new developments or additional information influence trader expectations.
Several factors could shift odds before resolution. Recent form and head-to-head records of the three participants may influence trader confidence. Injury reports, lineup changes, or other competitive updates could trigger repricing. Media coverage and expert analysis often move sentiment, especially if respected analysts adjust their forecasts. Betting activity on traditional sportsbooks can also signal shifting expectations. As the event date approaches, any official announcements or unexpected developments will likely prompt traders to reassess probabilities and adjust their positions accordingly.