Antecedent (if this happens)
KXPGATOP10-THOC26-JSPI
The Open Championship: Will Jordan Spieth finish top 10?
Series: KXPGATOP10
Entity: Jordan Spieth
Expiration: 2026-08-02T04:00:00Z
Volume: 10111
YES ask: 0.1100
NO ask: 0.9000
Last: 0.1100
View on Kalshi
Rules
If Jordan Spieth 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-JSPI
The Open Championship: Will Jordan Spieth finish top 40?
Series: KXPGATOP40
Entity: Jordan Spieth
Expiration: 2026-08-02T04:00:00Z
Volume: 8248
YES ask: 0.3900
NO ask: 0.6400
Last: 0.3900
View on Kalshi
Rules
If Jordan Spieth 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):
-99.60%
(negative yield)
Cost:
$1.2900
+ ~$0.0230 est. fees
Days to maturity:
18
Hurdle yield:
4.23%
Excess yield:
-103.83%
BELOW HURDLE