Antecedent (if this happens)
KXATP1RANK-26DEC31-JSIN
Who will be the #1 ranked ATP men's singles player on Dec 31, 2026?
Series: KXATP1RANK
Entity: Jannik Sinner
Expiration: 2026-12-31T17:00:00Z
Volume: 3337
YES ask: 0.9600
NO ask: 0.9900
Last: 0.9400
View on Kalshi
Rules
If Jannik Sinner is the #1 ranked on the PIF ATP singles rankings on Dec 31, 2026 at 12:00 PM ET, then the market resolves to Yes.
Consequent (then it means this happened or will happen)
KXATPSETWINNER-26APR07HUMSIN-1-SIN
Will Jannik Sinner win set 1 in the Ugo Humbert vs Jannik Sinner match
Series: KXATPSETWINNER
Entity: Jannik Sinner
Expiration: 2026-04-07T12:00:00Z
Volume: 1595
YES ask: 0.9100
NO ask: 0.1000
Last: 0.9100
View on Kalshi
Rules
If Jannik Sinner wins set 1 in the Ugo Humbert vs Jannik Sinner professional tennis match in the 2026 ATP Monte Carlo Round Of 32, then the market resolves to Yes.
Confidence: none
Model: claude-sonnet-4-6
Screened: 2026-04-07T08:02:04Z
Reasoning: Being ranked #1 on Dec 31, 2026 does not require winning any specific set in an April match, and winning a single set in April does not guarantee year-end #1 ranking. No logical necessity in either direction.
Strategy: Buy NO on antecedent + YES on consequent
Yield:
-66.71%
(negative yield)
Cost:
$1.9000
Days to maturity:
213
Hurdle yield:
4.28%
Excess yield:
-70.99%
BELOW HURDLE