Antecedent (if this happens)
KXPGATOP5-MAST26-RMCI
Masters Tournament: Will Rory McIlroy finish top 5?
Series: KXPGATOP5
Entity: Rory McIlroy
Expiration: 2026-04-12T23:00:00Z
Volume: 237904
YES ask: 0.8400
NO ask: 0.1800
Last: 0.8300
View on Kalshi
Rules
If Rory McIlroy finishes in the top 5 (including ties) in the 2026 Masters Tournament, then the market resolves to Yes.
Consequent (then it means this happened or will happen)
KXPGATOP20-MAST26-RMCI
Masters Tournament: Will Rory McIlroy finish top 20?
Series: KXPGATOP20
Entity: Rory McIlroy
Expiration: 2026-04-13T02:00:00Z
Volume: 90935
YES ask: 0.9900
NO ask: 0.0400
Last: 0.9700
View on Kalshi
Rules
If Rory McIlroy finishes in the top 20 (including ties) in the 2026 Masters Tournament, then the market resolves to Yes.
Confidence: high
Model: claude-sonnet-4-6
Screened: 2026-04-04T08:01:36Z
Reasoning: If McIlroy finishes top 5, he necessarily finishes top 20. The reverse does not hold — he could finish between 6th and 20th.
Strategy: Buy NO on antecedent + YES on consequent
Yield:
N/A
Cost:
$1.1700
Days to maturity:
N/A
Hurdle yield:
N/A
Excess yield:
N/A