Pair #10262

Antecedent (if this happens)

KXPGATOUR-THOC26-RFOX

Will Ryan Fox win the The Open Championship?

Series: KXPGATOUR
Entity: Ryan Fox
Expiration: 2026-07-19T04:00:00Z
Volume: 350310

YES ask: 0.0050
NO ask: 0.9960
Last: 0.0040

View on Kalshi

Rules If Ryan Fox wins the The Open Championship, then the market resolves to Yes.
Consequent (then it means this happened or will happen)

KXPGAMAJORWIN-26-RFOX

Who will win a PGA Tour Major in 2026?

Series: KXPGAMAJORWIN
Entity: Ryan Fox
Expiration: 2026-12-31T15:00:00Z
Volume: 300

YES ask: 0.0100
NO ask: 1.0000
Last: 0.0100

View on Kalshi

Rules If Ryan Fox wins any of the four golf major tournaments (The Masters, the PGA Championship, the U.S. Open, and The Open Championship) in 2026, then the market resolves to Yes.
LLM Screening

Confidence: high
Model: claude-sonnet-5
Screened: 2026-07-12T08:13:05Z
Code version: N/A

Reasoning: The Open Championship is one of the four majors; winning it necessarily means winning a major. However, winning a major doesn't imply winning this specific major.

Strategy: Buy NO on antecedent + YES on consequent
Est. yield (after fees): -46.95% (negative yield)
Cost: $1.0060 + ~$0.0010 est. fees
Days to maturity: 4
Hurdle yield: 4.23%
Excess yield: -51.18% BELOW HURDLE

Human Review

Decision: confirmed
Reviewed at: 2026-07-12T12:36:01Z

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