Antecedent (if this happens)
KXPGATOP20-THOC26-MTHO
The Open Championship: Will Michael Thorbjornsen finish top 20?
Series: KXPGATOP20
Entity: Michael Thorbjornsen
Expiration: 2026-08-02T04:00:00Z
Volume: 4479
YES ask: 0.1700
NO ask: 0.8600
Last: 0.1700
View on Kalshi
Rules
If Michael Thorbjornsen finishes in the top 20 (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-MTHO
The Open Championship: Will Michael Thorbjornsen finish top 40?
Series: KXPGATOP40
Entity: Michael Thorbjornsen
Expiration: 2026-08-02T04:00:00Z
Volume: 2627
YES ask: 0.3500
NO ask: 0.8900
Last: 0.3500
View on Kalshi
Rules
If Michael Thorbjornsen 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 KXPGATOP20-THOC26-JROS/KXPGATOP40-THOC26-JROS] A top20 finish is necessarily also a top40 finish.
Strategy: Buy NO on antecedent + YES on consequent
Est. yield (after fees):
-98.60%
(negative yield)
Cost:
$1.2100
+ ~$0.0244 est. fees
Days to maturity:
18
Hurdle yield:
4.23%
Excess yield:
-102.83%
BELOW HURDLE