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Scottie grand slam·closes in 16mo

Will Scottie Scheffler win the grand slam before 2028?

YES means Before 2028

24h volume
790
665.9k lifetime
Open interest
182.3k
Spread
2¢
10.8k × 28.5k at the touch
24h range
–
50 recent trades
Chance of YES
5%

A YES contract costs 7¢ and pays $1 if it happens.

NO
95%

costs 95¢

YES bid / ask
5¢ / 7¢
NO bid / ask
93¢ / 95¢
Recent buying62% YES · 38% NO
What Galdor thinks

An independent read of this market

1Reads the rules literallySettlement source, close time, and the edge cases that flip an outcome.
2Checks the tape and the webOrder book, flow, price history, then targeted searches with sources.
3Gives a straight answerA probability with a band, and one of four calls: YES, NO, wait, or stay out.

Generated by an AI analyst from live exchange data and public web sources. Research and analytics, not investment advice. Markets can move after this was written.

Price history

YES price per candle with the bid/ask band, volume underneath. Times in UTC.

24h7d30d90d
Not enough history to chart.

Order book

Resting orders, both sides shown as YES prices. Bars are size.

Yes ask (no bid)SizeYes
  • ask130¢
  • ask9022¢
  • ask16121¢
  • ask41718¢
  • ask25016¢
  • ask56110¢
  • ask808¢
  • ask28.5k7¢
spread2¢mid 6¢
  • bid10.8k5¢
  • bid28.3k4¢
  • bid9663¢
  • bid17.6k2¢
  • bid24.8k1¢
Yes bid (no ask)SizeYes

How this market resolves

Verbatim from Kalshi. Read this before the price.

If Scottie Scheffler wins the golf grand slam (winning the Masters, the PGA Championship, the U.S. Open, and the Open Championship) in a single year before Jan 1, 2028, then the market resolves to Yes.

Kalshi is not affiliated, associated, authorized, endorsed by, or in any way officially connected with the Governing League. All trademarks, logos, and brand names are the property of their respective owners.

Settlement sources
opened
May 24, 2025 · 2:00 PM UTC
closes
Jan 1, 2028 · 3:00 PM UTC · may close early
settles by
Jan 1, 2028 · 3:00 PM UTC
ticker
KXSCOTTIESLAM-28
Trade it on kalshi.com

This event

Outcomes in this event settle independently.

This is the only market in its event.

Recent trades

Over the last 50 trades, 62% of contracts were bought on the YES side.

WhenYESContractsSide
6h ago5¢2.81bought no
6h ago5¢109bought no
12h ago5¢67bought no
12h ago7¢111bought yes
14h ago5¢500bought no
1d ago5¢9.37bought no
2d ago7¢50bought yes
3d ago5¢22bought no
3d ago6¢3bought yes
4d ago6¢1.12bought yes
4d ago5¢547bought no
4d ago7¢44bought yes
4d ago6¢27bought yes
5d ago6¢21bought no
5d ago5¢106bought no

Prices are YES cost in cents and approximate the market’s implied probability. Data is read live from the Kalshi Trade API on every page load. galdor.xyz places no orders and holds no positions. Research and analytics, not investment advice.