Antecedent (if this happens)
KXATPGRANDSLAM-26-JSIN
Will Jannik Sinner win a Tennis Grand Slam in 2026?
Series: KXATPGRANDSLAM
Entity: Jannik Sinner
Expiration: 2026-12-31T15:00:00Z
Volume: 63442
YES ask: 0.7800
NO ask: 0.2400
Last: 0.7600
View on Kalshi
Rules
If Jannik Sinner 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.
Consequent (then it means this happened or will happen)
KXATPMATCH-26APR07HUMSIN-SIN
Will Jannik Sinner win the Humbert vs Sinner : Round Of 32 match?
Series: KXATPMATCH
Entity: Jannik Sinner
Expiration: 2026-04-07T12:00:00Z
Volume: 50560
YES ask: 0.9700
NO ask: 0.0500
Last: 0.9700
View on Kalshi
Rules
If Jannik Sinner wins the Humbert vs Sinner professional tennis match in the 2026 ATP Monte Carlo Round Of 32 after a ball has been played, then the market resolves to Yes.
Confidence: none
Model: claude-sonnet-4-6
Screened: 2026-04-07T08:02:27Z
Reasoning: Winning a Grand Slam in 2026 has no logical dependency on winning a Monte Carlo Round of 32 match against Humbert. No implication in either direction.
Strategy: Buy NO on antecedent + YES on consequent
Yield:
-29.26%
(negative yield)
Cost:
$1.2100
Days to maturity:
201
Hurdle yield:
4.31%
Excess yield:
-33.57%
BELOW HURDLE