Trade: San Francisco Giants vs. Milwaukee Brewers
Resolution criteria on PolyGram: In the upcoming MLB game between the San Francisco Giants and Milwaukee Brewers, scheduled for June 2 at 7:40PM ET: This market will resolve to "San Francisco Giants" if the San Francisco Giants win the game. This market will resolve to "Milwaukee Brewers" if the Milwaukee Brewers win the game. If the game is postponed, this market will remain open until the game has been completed. If the game is canceled entirely, with no make-up game, or ends in a tie, this market will resolve 50-50. The primary resolution source for this market is the official final statistics of the event as recognized by the governing body or event organizers.
PolyGram is an on-chain prediction market where you trade YES or NO outcome shares with real USDC on Polygon. For this market, buy YES if you believe the event will happen, or NO if you think it won't. Your maximum loss is your stake — winning shares pay $1.00 each at resolution. Unlike sportsbooks, there is no house edge: prices are set by supply and demand from other traders and reflect the crowd's real-time probability.
- Liquidity
- $1.1M
- Total Volume
- $296K
- 24h Volume
- $295K
- Open Interest
- $278K
Market outcomes
| San Francisco Giants vs. Milwaukee Brewers | 31% YES | 70% NO |
| NRFI | 45% YES | 55% NO |
| Spread -3.5 | 28% YES | 72% NO |
| Spread -2.5 | 40% YES | 61% NO |
| Spread -1.5 | 21% YES | 80% NO |
| Spread -2.5 | 14% YES | 86% NO |
| Spread -3.5 | 8% YES | 93% NO |
| Spread -4.5 | 22% YES | 79% NO |
Market context
The San Francisco Giants face the Milwaukee Brewers on 2 June at 7:40PM ET in a regular-season MLB matchup. The current order book on Polymarket reflects a 31% implied probability for a Giants victory, suggesting the market favours Milwaukee. This probability emerges from real-time trading activity as participants price in available information about roster composition, recent form, and ballpark conditions.
Historical matchups between these franchises provide context for evaluating the current odds. The Giants and Brewers have competed across multiple seasons with varying competitive strength; Milwaukee has generally maintained stronger regular-season records in recent years, which aligns with the market's current lean. The Brewers' pitching depth and offensive consistency have historically given them an edge in head-to-head contests, though individual game outcomes remain volatile. The Giants' home-field advantage at Oracle Park—where this game occurs—typically provides a modest boost to their win probability, yet the current 31% reflects market participants' assessment that this advantage does not substantially offset Milwaukee's underlying strength.
Traders should monitor roster developments in the days preceding the match, particularly injury reports affecting starting pitchers or key position players. Weather conditions at Oracle Park on game day will influence offensive output and bullpen effectiveness. Recent performance trends matter considerably: a Giants winning streak or Brewers slump could shift the order book materially before settlement on 9 June. Line movement across major sportsbooks provides an external benchmark for evaluating whether Polymarket's current probability represents value or consensus pricing.
Wikipedia Context
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San FranciscoSan Francisco, officially the City and County of San Francisco, is the fourth-most populous city in California and the 17th-most populous in the United States, with a population of 826,079 in 2025. Among U.S. cities with a population of 200,000 or more, San Francisco is ranked first by per capita income, second by population density, and sixth by aggregate i
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San Francisco Bay AreaThe San Francisco Bay Area is a region of California surrounding and including San Francisco Bay, and anchored by the cities of Oakland, San Francisco, and San Jose. It is commonly known as the Bay Area or simply the Bay. The Association of Bay Area Governments defines the Bay Area as including the nine counties that border the estuaries of San Francisco Bay
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San Francisco GiantsThe San Francisco Giants are an American professional baseball team based in San Francisco. The Giants compete in Major League Baseball (MLB) as a member club of the National League (NL) West Division. Founded in 1883 as the New York Gothams, the team was renamed the New York Giants three years later, eventually relocating from New York City to San Francisco
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San Francisco 49ersThe San Francisco 49ers are a professional American football team based in the San Francisco Bay Area. The 49ers compete in the National Football League (NFL) as a member of the National Football Conference (NFC) West division. The team plays its home games at Levi's Stadium in Santa Clara, California, located 38 miles (61 km) southeast of San Francisco. The
Resolution source
This market settles from the official outcome published at https://www.mlb.com/. 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 "San Francisco Giants vs. Milwaukee Brewers" are the same as any other PolyGram sporting 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.
- Sign in on polygram.ink with your email — no full KYC under $1,500 lifetime trading volume.
- Deposit USDC on Polygon (lowest fees, ~$0.01 per transaction) or Ethereum. Funds credit after 12 confirmations.
- 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.
- 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.
- 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.
- 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?
$296K in lifetime turnover and $1.1M of resting liquidity puts this market in the top 10% by volume for sports contracts on PolyGram. Order-book depth is exceptional — among the deepest order books in the category.
Last 24 hours alone saw $295K 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.
Frequently asked questions
How does this market resolve?
Resolution is sourced from https://www.mlb.com/. Settlement is executed by the UMA optimistic oracle on Polygon, with a 2-hour dispute window before payouts clear.
When does this market close?
This prediction market is scheduled to close on 9 June 2026. After the resolving event occurs, settlement typically clears within 24 hours once the UMA optimistic oracle confirms the outcome. All payouts are in USDC on the Polygon network.
How can I trade on "San Francisco Giants vs. Milwaukee Brewers"?
To trade on this prediction market, create a free PolyGram account at polygram.ink, deposit USDC via Polygon, and place a YES or NO order on the outcome you believe in. You can learn more on our how-it-works page. Your maximum loss is limited to your stake — there is no leverage or margin.
What happens when the market resolves?
When the outcome is determined, winning YES shares pay out $1.00 each in USDC, while losing shares pay $0. Settlement is handled by the UMA optimistic oracle on Polygon — a proposer submits the result, a two-hour dispute window opens, and if uncontested, payouts are distributed automatically. You can withdraw your winnings to any Polygon wallet.
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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