National Bank Open: Aleksandar Vukic vs Daniel Altmaier

Platform comparison

Market context

Polymarket prices **Aleksandar Vukic at 61%** in this National Bank Open match contract, with settlement in USDC on Polygon through conditional tokens if one player advances. That implies the market is leaning towards Vukic, but not decisively: the contract only resolves 100/0 if the match is completed with a winner, and falls back to 50-50 if it is cancelled, tied, or delayed beyond the seven-day window.

The historical read is mixed rather than one-way. Published head-to-head records differ slightly, but they agree that Vukic has at least matched Daniel Altmaier and may lead the series 2-1 or 1-1, depending on the source’s inclusion criteria.[1][3][4][9][16] The most recent cited meeting was Vukic’s win over Altmaier in Tokyo in September 2025, while their Wimbledon grass-court match in 2023 also went Vukic’s way in four sets.[4][7][13] That recent edge helps explain why the market is not treating Altmaier as the obvious favourite, even though ATP rankings in the live match listing show Altmaier higher than Vukic.[15]

The main trader catalysts are straightforward: official draw updates, start-time changes, and whether the match is actually played within the settlement window. On a price basis, the key question is whether this remains a completed one-on-one fixture or gets pushed into a cancellation/delay outcome, because that is what triggers the contract’s 50-50 fallback rather than a clean player win. Live score and match listings have already appeared for 3 August 2026, suggesting the event is active in the tournament schedule, but Polymarket pricing can move quickly if the ATP order of play changes, weather intervenes, or either player withdraws before first serve.[6][8][12][15]

Sources: 1 · 2 · 3 · 4 · 5

Methodology

We track National Bank Open: Aleksandar Vukic vs Daniel Altmaier across the five venues with material prediction-market liquidity. The probability shown is the live Polymarket mid; the comparison rows summarise how each venue treats the underlying contract — fees, KYC thresholds, settlement currency, deposit options. The highlighted row marks the cheapest route into Polymarket's order book.

Resolution & payout

At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.

On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.

FAQ

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.

How does resolution work?

Through the UMA Optimistic Oracle on Polygon: a proposer submits the outcome, a two-hour challenge window opens, and USDC payouts settle automatically once the result is final.

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 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.