| Outcome | Probability | Yes Bid | Yes Ask | 24h Change | Volume | |
|---|---|---|---|---|---|---|
| Before 2028 | 0% | 0¢ | 0¢ | — | $0 | Trade → |
This market asks whether Scottie Scheffler will achieve the event described as the 'grand slam' by the start of 2028, a milestone that would be a defining moment for his career and for modern professional golf. It matters because outcomes like this change legacy narratives and drive trading activity around future major championships.
Winning all four professional major championships is one of golf’s rarest career milestones and is discussed in two common senses: a career grand slam (winning each major at least once) or a calendar grand slam (all four in a single calendar year). Both are difficult because majors are spaced across varied courses, conditions and competitive fields, so bettors and analysts watch major-by-major results, injury reports, and form across seasons.
Market odds are a live, crowdsourced expression of expectations about whether Scheffler will reach the stated milestone by the market’s cutoff; they update as tournament results, injuries, and other news arrive and are not guarantees of outcome.
Check the market's settlement text—some markets define 'grand slam' as a career grand slam (winning each of the four professional majors at least once) while others require a calendar-year grand slam; the platform’s official rules determine which interpretation applies.
The precise cutoff will be stated in the market rules or settlement terms on the platform; typical interpretations are 'by 12:00 AM on Jan 1, 2028' or 'by the end of the 2027 season,' so confirm the official settlement timestamp before trading.
Most markets referring to golf majors count the four professional majors—the Masters Tournament, PGA Championship, U.S. Open, and The Open Championship—but you should verify the market’s definition to be certain which events are recognized.
Settlement typically follows the official records and rulings of the relevant tournament and sanctioning bodies as of the market’s settlement date; check the platform’s dispute/settlement policy for specifics on vacated titles or retroactive changes.
Key movers include major championship results (especially any win that completes the set), injury reports or prolonged absences, clear shifts in form across the season, and the emergence of other players who change the competitive landscape.