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 21, 8:57 PM EST
Kalshi
This market tracks whether Marco Penge will win at least one of golf's four major tournaments—The Masters, the PGA Championship, the U.S. Open, or The Open Championship—during 2026. On Kalshi, the leading outcome carries a probability of 48.0%, while an alternative outcome holds 19.0%. Resolution is determined by official PGA Tour records identifying the winners of these four majors. Watch for Marco Penge's performance across all four major championships throughout 2026, with the betting period closing on December 31, 2026.
Each market outcome corresponds to a specific golfer. If that golfer wins any of the four major golf tournaments (The Masters, the PGA Championship, the U.S. Open, or The Open Championship) during 2026, the corresponding market resolves to Yes. A golfer needs only to win one major championship to trigger a Yes resolution for their market. All outcomes are mutually exclusive—only one golfer can win a given major in a given year, though multiple markets may resolve Yes if different golfers win different majors throughout 2026.
Prediction market odds on Kalshi often diverge from traditional sportsbook lines because they reflect real-money trader consensus rather than bookmaker risk management. Sportsbooks adjust odds to balance liability and lock in margins, while prediction markets aggregate distributed beliefs from many participants. For major championship outcomes, prediction markets may price in longer-term form trends and field depth differently than sportsbooks, which focus on near-term betting volume. Comparing the two venues can reveal where public perception and trader conviction differ most.
The market resolves on Dec 31, 2026, after all PGA Tour Majors in 2026 have concluded. Resolution is determined by which golfer wins one of the four major championships during that calendar year: the Masters Tournament, the PGA Championship, the U.S. Open, and The Open Championship. The outcome is settled based on official PGA Tour records and the winner's name as recognized by the governing bodies of each event.
Major catalysts include tournament results and leaderboard finishes at 2026 majors, which directly test contenders' form and mental resilience. Player injuries, surgeries, or comebacks reshape odds significantly. Equipment changes, swing adjustments, and coaching transitions can alter perceived ability. Course conditions and weather patterns at each major venue influence odds for specific golfers. Retirement announcements or unexpected withdrawals remove competitors from contention. Media narratives around momentum, age, and historical performance also sway trader sentiment. Each major championship will be a critical repricing event.