Antecedent (if this happens)
KXPGAR1TOP10-MAST26-RMCI
The Masters: Will Rory McIlroy finish top 10 in Round 1?
Series: KXPGAR1TOP10
Entity: Rory McIlroy
Expiration: 2026-04-10T00:00:00Z
Volume: 3769
YES ask: 0.3800
NO ask: 0.7200
Last: 0.3400
View on Kalshi
Rules
If Rory McIlroy finishes in the top 10 (including ties) in the 1st Round of the 2026 The Masters, then the market resolves to Yes.
Consequent (then it means this happened or will happen)
KXPGAR1TOP20-MAST26-RMCI
The Masters: Will Rory McIlroy finish top 20 in Round 1?
Series: KXPGAR1TOP20
Entity: Rory McIlroy
Expiration: 2026-04-09T23:00:00Z
Volume: 3383
YES ask: 0.5400
NO ask: 0.6600
Last: 0.5400
View on Kalshi
Rules
If Rory McIlroy finishes in the top 20 (including ties) in the 1st Round of the 2026 The Masters, then the market resolves to Yes.
Confidence: high
Model: claude-sonnet-4-6
Screened: 2026-04-07T08:14:55Z
Reasoning: If McIlroy finishes in the top 10 in round 1, he necessarily also finishes in the top 20 (top 10 is a subset of top 20). The reverse does not hold — top 20 does not guarantee top 10.
Strategy: Buy NO on antecedent + YES on consequent
Yield:
N/A
Cost:
$1.2600
Days to maturity:
N/A
Hurdle yield:
N/A
Excess yield:
N/A