TOTAL VOLUME:
$134.1b
24H VOL:
$113,466,932
24H TRANSACTIONS:
2,388,728,490
OPEN INTEREST:
$1,423,222,590
402,751
Markets across
30,217
events
MATCHED EVENTS:
2,632
PLATFORM COVERAGE:
5
Polymarket:
39%
VS.
Kalshi:
61%
Closed: Jun 18, 2:30 PM EST
Kalshi
Three professional golfers compete in a 3-ball grouping during the first round of the 2026 U.S. Open. The golfer with the lowest score for the round wins the matchup. If a golfer withdraws before teeing off, all markets resolve to fair market value.
The winner of each 3-ball matchup is determined by the lowest score recorded during the 1st round of the 2026 U.S. Open. In the event of a tie for the lowest score among any participants in the grouping, the Yes payout is divided equally among all tied participants, with each receiving $1/N rounded down to the nearest cent, where N equals the number of tied participants. The No payout equals $1 minus the Yes payout. If any golfer withdraws prior to teeing off, all related markets resolve to fair market value rather than standard resolution.
Prediction market odds often diverge from traditional sportsbook lines because they reflect real-time trader conviction rather than bookmaker margins. On this market, participants directly stake capital on outcomes, creating price discovery that can lead or lag sportsbook adjustments depending on information flow and liquidity. Sportsbooks manage risk and profit through juice, while prediction markets aggregate distributed beliefs. Comparing the two can reveal where consensus differs and highlight potential value, though each serves a distinct purpose in the broader sports betting ecosystem.
On Kalshi, this market is priced through an order-book mechanism where traders buy and sell shares representing each competitor's outcome. On Kalshi, prices reflect that venue's order book, liquidity, and how traders price the outcome right now. Prices fluctuate based on supply and demand, with each trade moving the implied probability. Traders can place limit or market orders to enter or exit positions, and the spread between bid and ask reflects liquidity and uncertainty. As the event date approaches and new information surfaces, prices adjust to reflect updated market expectations.
This market resolves around Jun 18, 2026, once the event concludes and the result is verifiable from credible public sources. The outcome will reflect the actual match result as confirmed through official reporting and standard sports data providers. Until that point, prices will continue to shift based on trader sentiment, injury reports, form changes, and other relevant developments. Resolution is binary and final once the event is complete and verified.
Several factors could shift prices significantly before Jun 18, 2026. Recent performance trends, player form, head-to-head records, and any roster or lineup changes will influence trader positioning. Injury announcements or withdrawal news could trigger sharp repricing. Media coverage and expert commentary may sway sentiment, while betting patterns from informed participants often signal conviction shifts. Close matches or unexpected upsets in related events can also reshape expectations for this matchup, causing traders to reassess probabilities and adjust their positions accordingly.