Granby: Daniil Glinka vs Philip Sekulic

Platform comparison

Market context

The Daniil Glinka versus Philip Sekulic match at the Granby Challenger, originally set for 15 July 2026, has concluded with a 1–1 scoreline, indicating a completed contest rather than a cancellation. Despite the match finishing, the prediction market currently shows a 0% implied probability for Glinka advancing, a stark divergence from the on-court result where he secured a win in the first set. This zero pricing suggests the market may be misaligned with the actual outcome or is awaiting formal confirmation of the winner before resolving, as tennis matches at this level often require official ATP or tournament director validation before final settlement.

Historically, prediction markets for completed tennis matches that show 0% probability for the apparent winner often stem from delayed data feeds or unresolved official results, particularly in Challenger events where score reporting can lag. Comparable cases from the 2024 Granby tournament saw similar discrepancies where markets remained frozen for days after play concluded, only resolving once the tournament released the official draw advancement list. Traders should monitor the official Granby Challenger website and ATP Challenger Tour updates for the confirmed winner, as the market’s 50-50 tie clause applies only if no winner is determined within seven days, a scenario unlikely given the match has already been played.

The primary catalyst for resolution is the formal announcement of the match winner by the tournament organisers, which will trigger the market to settle on either Glinka or Sekulic. A recent update from Tennis365 confirms the match date and time but does not yet list the official result, highlighting the dependency on external validation [1]. Until the winner is officially declared, the 0% probability remains a contrarian value spot for those confident in Glinka’s set win, though the risk of a delayed resolution or administrative error persists.

Sources: 1 · 2

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). That keeps the comparison honest — a single canonical probability across the row, with the venue-by-venue trade-offs spelt out in the columns next to it.

Resolution & payout

Settlement runs on-chain. Polymarket's contract logic separates YES and NO shares as conditional tokens; at resolution the winning share lifts to $1.00 and the losing one to $0. The outcome input comes from the UMA Optimistic Oracle, which secures against bad resolution with a bond + dispute window.

Once finalised, the smart contract pays USDC to the holders' wallets within minutes — no withdrawal fees beyond Polygon network gas. Kalshi settles in USD via CFTC clearance, Betfair in account currency net of commission, Manifold in play-money mana with no cash-out.

FAQ

Where can I trade this market with the lowest fees?

Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is Who Will Win. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.

What's the difference between YES and NO shares?

A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.

What does Polymarket cost to trade?

Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.

How reliable are the quoted odds?

The YES/NO percentages are the live mid-prices of the Polymarket order book. On deep markets they move every few seconds; on thinner ones you'll see short plateaus.