Athletics vs. San Diego Padres

Platform comparison

Active sub-markets

Market context

The Athletics visited the San Diego Padres on 22 May in a game priced around San Diego -126 on ESPN’s listing, implying the home side was a modest favourite rather than a heavy one. That sits close to the market’s 47% YES price for the Athletics, which is slightly below a true coin flip and not far from TeamRankings’ preview giving San Diego a 55% win chance. In other words, the contract was set in a zone where small changes in lineup quality, starting pitching, or late scratch news could matter more than broad team strength.

Comparable recent head-to-head results also point to a fairly even read rather than a dominant side. StatMuse’s matchup page shows the Padres taking the most recent listed meeting 4-0 on 19 May, while both clubs came into this game with winning records and little separation in overall form. MLB standings pages show the Padres at 29-20 and the Athletics at 26-24, with Oakland actually stronger on the road than at home, which helps explain why a sub-50% Athletics price was still plausible despite San Diego being favoured in the betting line.

For traders, the key catalysts were the announced starters, any late lineup changes, and whether the game stayed on schedule, since the market stays open if postponed and only resolves on a completed game. ESPN and MLB game pages are the main event sources to watch for final status, while the odds gap between San Diego -126 and a 47% Athletics price suggests the contract was trading a touch below sportsbook consensus but broadly in line with a narrow Padres edge.

Sources: 1 · 2 · 3 · 4 · 5

Methodology

This page reviews Athletics vs. San Diego Padres across five venues. We show live odds for Polymarket-based markets (sourced from the Polygon order book); for other venues we list platform attributes, since the comparable contracts are not exposed via a public API on every venue. Every CTA points at PolyGram — the application we operate, where you trade directly against the Polymarket order book at 0% fees.

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?

On PolyGram, which mirrors the Polymarket order book at 0% fees. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

Is this market available outside the US?

PolyGram 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.

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 does it cost to trade on PolyGram?

Zero. PolyGram routes every order to the live Polymarket order book; the only cost is the Polygon network fee, typically under $0.01 per transaction.

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.