Trade: Tunis: Bernard Tomic vs Aziz Ouakaa

Market context

Bernard Tomic and Aziz Ouakaa are scheduled to meet in the first round of the Tunis tournament on 11 May 2026. The current order book on Polymarket reflects a 51% implied probability for Tomic's advancement, suggesting near-parity between the two players in the eyes of active traders. Settlement occurs on 18 May, allowing a one-week window for the match to conclude and a winner to be determined.

Tomic, the Australian veteran, has competed sporadically across lower-tier ATP and Challenger circuits in recent years, with his ranking and match fitness subject to considerable variance depending on tournament selection and preparation. Ouakaa, a Tunisian player competing on home soil, would ordinarily benefit from crowd support and familiarity with local conditions, though this advantage is often overstated in professional tennis. Historical precedent suggests that matches between players of similar ranking—particularly at Challenger level—tend to settle near 50-50 probability unless one player has demonstrable recent form or head-to-head record favouring them. The current 51-49 split reflects this equilibrium.

Traders should monitor official tournament draws and any withdrawal announcements from either player, as late scratches are not uncommon at this level. Court surface conditions in Tunis and weather forecasts closer to the scheduled date may influence market movement, particularly if one player has a documented preference for clay. Any injury updates or recent match results from either competitor in the weeks preceding 11 May will likely shift the order book materially.

Resolution source

This market settles from the official outcome published at https://www.atptour.com/en/scores/current. A proposer submits the final result to the UMA optimistic oracle on Polygon; the two-hour dispute window closes and payouts clear in USDC.

How to trade this market step by step

The mechanics for trading "Tunis: Bernard Tomic vs Aziz Ouakaa" are the same as any other PolyGram event contract. Each YES share resolves to $1 if the event happens, or $0 if it doesn't. The current price between 0¢ and 100¢ is the market's probability estimate, set live by the order book.

1. Sign in on polygram.ink with your email — no full KYC under $1,500 lifetime trading volume.
2. Deposit USDC on Polygon (lowest fees, ~$0.01 per transaction) or Ethereum. Funds credit after 12 confirmations.
3. Pick a side. Buy YES if you believe the event will happen; buy NO if you think it won't. The current YES price reflects the market's collective probability.
4. Size your position. If you stake 100 USDC at 50% YES, you'll receive shares that pay $200 if YES resolves true — a 100% gross return. If NO resolves, your shares are worth $0.
5. Set risk controls (optional). Stop-loss, take-profit, and limit-order types all supported. Use the trade ticket's slippage box to cap your maximum entry price.
6. Wait for resolution. When the event resolves on-chain via the UMA optimistic oracle, the winning side settles to 100¢ automatically and USDC hits your balance within seconds. Withdrawable to any wallet you control.

How active is this market?

$4K in lifetime turnover and $12K of resting liquidity puts this market in the below the median by volume for tennis contracts on PolyGram. Order-book depth is modest — expect a couple of cents of slippage on $1k+ trades.

Last 24 hours alone saw $4K in turnover, well above the lifetime daily-average for this market — a clear sign of news catalysing trader activity right now.

The market has been open for under a month — fresh enough that information asymmetry remains a real factor.

Higher-volume markets tend to have tighter spreads and faster price discovery — meaning the displayed YES/NO percentages are more likely to reflect the true crowd-implied probability rather than a single trader's directional view.

Key terms

YES / NO share

A binary outcome token that pays $1.00 if the underlying claim resolves true (YES) or false (NO), and $0 otherwise. The market price between 0¢ and 100¢ is the implied probability.

CLOB

Central limit order book. The matching engine that pairs YES buyers with NO buyers (effectively the same trade). Polymarket's CLOB on Polygon executes trades on-chain via the conditional-tokens framework.

Liquidity

USDC capital sitting in resting limit orders inside the order book. Deeper liquidity means smaller slippage on large trades and a tighter bid-ask spread.

UMA optimistic oracle

The on-chain dispute system that settles each Polymarket market. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution.

Slippage

The difference between the displayed mid-price and your fill price. Affects market orders most; limit orders avoid slippage but may take time to fill.

Conditional token

ERC-1155 outcome share issued by Gnosis Conditional Tokens on Polygon. The token type that resolves to $1.00 or $0.00 at settlement.

See the full prediction-market glossary →

Frequently asked questions

Risk and regulatory note

Prediction-market positions can lose 100% of staked capital. Outcomes are uncertain by definition — historical accuracy of crowd-implied probabilities is high in aggregate but not for any single market. PolyGram does not provide investment advice. Trade only with capital you can afford to lose.

Regulatory status varies by jurisdiction. Germany, the United States, and most EU countries treat Polymarket-style event contracts under one of three frameworks: financial derivative, gambling product, or unregulated novel asset. Consult local counsel before trading.

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