Kostyuk vs Townsend — Marta Kostyuk

KalshiPolymarket ✓ Verified same-resolution Closes Sep 16, 2026

This market group is no longer actively tracked — final data shown. See live edges →

LIVE PRICES — YES

72¢ last

	Bid	Ask
YES	0¢	100¢
NO	0¢	100¢

$52,039 volume

PolymarketTrade ↗

— last

	Bid	Ask
YES	—	—
NO	—	—

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30-DAY PRICE HISTORY

HOW THIS RESOLVES

Kalshi — primary rule

If Marta Kostyuk wins the Kostyuk vs Townsend professional tennis match in the 2026 WTA Guadalajara Round Of 16 after a ball has been played, then the market resolves to Yes.

STATS

Cross-venue spread—

Kalshi last72¢

Polymarket last—

Venues2

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ELSEWHERE

All Tennis markets on both venues · What a cross-venue gap is actually worth · How accurate are these prices?