SimpleFunctions
KalshiDec 31, 2026241 days left

Will Casper Ruud win a Tennis Grand Slam in 2026?

This contract is priced at 3¢ on Kalshi. Current book: 3¢ bid, 4¢ ask, 1¢ spread.

Implied probability

3¢
$1K volume
$994 liquidity
200% of event volume

Event outcomes

14

Family volume

$515

Best sibling

Novak Djokovic 13¢

Ticker

KXATPGRANDSLAM-26-CRUU

Price history

3¢ current

25¢50¢75¢100¢
May 3, 2026May 3, 2026

Orderbook snapshot

3 / 4¢

Kalshi
1¢ spread
BidSize
100¢3.0K
3¢1.0K
2¢236
AskSize
4¢1.8K
6¢500
7¢1.0K
8¢124
9¢396

Contract terms

Resolution, venue, and identifiers.

Resolution rules

If Casper Ruud wins a tennis major (the Australian Open, the U.S. Open, the French Open, or Wimbledon) before Dec 31, 2026, then the market resolves to Yes.

Venue

Kalshi

Closes

Dec 31, 2026

Identifier

KXATPGRANDSLAM-26-CRUU

Indicators

Yield, cliff risk, volatility, and regime.

IY (Yes)

4889.7%

IY (No)

4.7%

Adj IY

1630%

CRI

32

Overround

0.5%

LAS

0.33

Regime

neutral

Score

0.5

Full indicator table

4889.7%
4.7%
Adj IY
1630%
32
Overround
0.5%
LAS
0.33

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