Halle Open: Hubert Hurkacz vs Daniel Altmaier

Platform comparison

Active sub-markets

Market context

Hubert Hurkacz faces Daniel Altmaier in the Halle Open grass-court tournament on 17 June 2026. The market currently prices Hurkacz's advancement at 0% on Polymarket, reflecting either extreme confidence in Altmaier or a liquidity void in this particular conditional token pair on Polygon. Settlement occurs by 24 June, allowing a seven-day window for rescheduling before the market resolves to 50-50 split.

Hurkacz holds a 2-0 head-to-head record against Altmaier, winning both encounters on hard courts in 2021 and 2022. The Polish player has consistently performed well at Halle, reaching the final in 2022 and maintaining a grass-court win rate above 65% across his career. Altmaier, a German qualifier-turned-ranked player, has shown improvement on clay but lacks comparable grass-court pedigree. Historical precedent suggests Hurkacz enters as a substantial favourite, yet the 0% pricing indicates either technical market failure or traders anticipating withdrawal or injury before play commences.

Watch for official tournament draw confirmation and injury updates from both camps through mid-June. Hurkacz's recent form on grass and any late-stage fitness concerns will move the needle significantly. The Halle Open typically proceeds without major scheduling disruptions, though weather delays on grass courts remain possible. Any withdrawal announcement would trigger the 50-50 resolution clause, making pre-match player availability the critical catalyst for traders holding positions in this contract.

Methodology

Methodologically we separate two layers: the live probability (Polymarket mid-price) and the platform attributes (fee, KYC, settlement currency, payment rails). The odds column is filled only where we have clean data — that avoids the made-up numbers that get a network demoted when search engines cross-check against the source venue.

Resolution & payout

Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.

Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.

FAQ

Is this market available outside the US?

Kalshi UK is available in most jurisdictions where Polymarket isn't directly accessible. Polymarket itself is geo-blocked in the US/UK/EU. Always check local regulations.

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.

How fast are USDC deposits?

Polygon credits deposits after 12 confirmations — usually under 30 seconds. Withdrawals follow the same path and land back in your wallet within minutes.

Do I need to KYC for this market?

Not under $1,500 of lifetime trading volume. Above that threshold, Kalshi UK triggers a quick verification flow that finishes in minutes.

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.