Antecedent (if this happens)
KXPGATOP10-THOC26-HMAT
The Open Championship: Will Hideki Matsuyama finish top 10?
Series: KXPGATOP10
Entity: Hideki Matsuyama
Expiration: 2026-08-02T04:00:00Z
Volume: 8515
YES ask: 0.1200
NO ask: 0.8900
Last: 0.1200
View on Kalshi
Rules
If Hideki Matsuyama finishes in the top 10 (including ties) in the 2026 The Open Championship, then the market resolves to Yes.
Consequent (then it means this happened or will happen)
KXPGATOP40-THOC26-HMAT
The Open Championship: Will Hideki Matsuyama finish top 40?
Series: KXPGATOP40
Entity: Hideki Matsuyama
Expiration: 2026-08-02T04:00:00Z
Volume: 250
YES ask: 0.4200
NO ask: 0.9300
Last: 0.4200
View on Kalshi
Rules
If Hideki Matsuyama finishes in the top 40 (including ties) in the 2026 The Open Championship, then the market resolves to Yes.
Confidence: high
Model: claude-sonnet-5
Screened: 2026-07-14T08:00:36Z
Code version: ecbe685
Reasoning: [structural reuse of KXPGATOP10-THOC26-JROS/KXPGATOP40-THOC26-JROS] A top10 finish is necessarily also a top40 finish.
Strategy: Buy NO on antecedent + YES on consequent
Est. yield (after fees):
-99.71%
(negative yield)
Cost:
$1.3100
+ ~$0.0239 est. fees
Days to maturity:
18
Hurdle yield:
4.23%
Excess yield:
-103.94%
BELOW HURDLE