Antecedent (if this happens)
KXPGATOP10-MAST26-JTHO
Masters Tournament: Will Justin Thomas finish top 10?
Series: KXPGATOP10
Entity: Justin Thomas
Expiration: 2026-04-13T02:00:00Z
Volume: 23407
YES ask: 0.0200
NO ask: 1.0000
Last: 0.0200
View on Kalshi
Rules
If Justin Thomas finishes in the top 10 (including ties) in the 2026 Masters Tournament, then the market resolves to Yes.
Consequent (then it means this happened or will happen)
KXPGATOP20-MAST26-JTHO
Masters Tournament: Will Justin Thomas finish top 20?
Series: KXPGATOP20
Entity: Justin Thomas
Expiration: 2026-04-13T02:00:00Z
Volume: 46212
YES ask: 0.0900
NO ask: 0.9300
Last: 0.0900
View on Kalshi
Rules
If Justin Thomas 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: 2026-04-02T08:08:10Z
Reasoning: Finishing top 10 necessarily means finishing top 20 (top 10 is a subset of top 20). The reverse does not hold — top 20 does not imply top 10.
Strategy: Buy NO on antecedent + YES on consequent
Yield:
N/A
Cost:
$1.0900
Days to maturity:
N/A
Hurdle yield:
N/A
Excess yield:
N/A