Will Coco Gauff win a Calendar Grand Slam in 2026?

The market strongly favors Coco Gauff not winning a Calendar Grand Slam in 2026.

The current market probability indicates a 100% expectation that Coco Gauff will not win a Calendar Grand Slam in 2026, with a very low AI probability of 1% for a YES outcome. This suggests a strong consensus among participants that her chances are minimal at this time, although the market is deemed fairly priced.

• 1 Market shows unanimous belief in a NO outcome for Gauff's Calendar Grand Slam chances.
• 2 Pulse AI indicates a slight possibility (1%) for a YES outcome, suggesting some uncertainty.
• 3 Current confidence level is high (80/100), reflecting strong market conviction.
• 4 Time to expiry is significant (6905 hours), allowing for potential shifts in performance.
• 5 Market appears fairly priced, indicating balanced supply and demand dynamics.

This is a market to predict who will win a women's tennis Calendar Grand Slam in 2026.

This market resolves to the single woman player who wins the Women's Singles titles at all four Grand Slam tournaments in 2026. The relevant 2026 Grand Slams are the Women's Singles tournaments in the 2026 Australian Open, French Open, U.S. Open, and Wimbledon.

For the purpose of this market, a tournament victory is valid regardless of whether the final was won via a walkover, a mid-match retirement, or a standard completed match.

If at any point it becomes impossible for a listed player to achieve a Calendar Grand Slam in 2026 (e.g. Sabalenka does not win the 2026 Australian Open) this market will resolve immediately to "No".

If at any point it becomes impossible for any listed player to achieve a Calendar Grand Slam in 2026 (e.g. Sabalenka wins the 2026 Australian Open but loses in the first round of 2026 French Open) this market will resolve immediately to "None".

Otherwise, this market will resolve when the results of the final 2026 Grand Slam are official.

If any of the 2026 Grand Slam Women' Singles Tournaments are cancelled, postponed after December 31, 2026 11:59 PM ET, or there i