Resolution criteria on PolyGram: The California primary is currently scheduled to take place on June 2, 2026. This market will resolve "Yes" if the listed candidate advances from the primary to contest the seat for California's 37th congressional district in the U.S. House of Representatives in the 2026 midterm elections. Otherwise, this market will resolve to "No". If no nominees are announced by November 3, 2026, 11:59 PM ET, this market will resolve to "No". The resolution source for this market will be a consensus of official sources, including https://www.sos.ca.gov/. Any replacement of the nominees before election day will not change the resolution of the market.
Real-money prediction markets aggregate live odds from thousands of traders, surfacing a sharper probability than any single forecast. Current odds favour the YES side at 52%, making this a coinflip market with 5 days to resolution, well inside the window where catalysts move price most, backed by $165 of resting liquidity.
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.
Market outcomes
| Ryan Duckett | 52% YES | 48% NO |
| Elizabeth Fenner | 47% YES | 53% NO |
| Sydney Kamlager-Dove | 74% YES | 27% NO |
| Samantha Mota | 48% YES | 52% NO |
| Juan Rey | 49% YES | 51% NO |
| Baltazar Fedalizo | 51% YES | 49% NO |
| Steven Hill | 49% YES | 51% NO |
| Todd Lombardo | 50% YES | 50% NO |
California's 37th congressional district will hold its primary election on 2 June 2026, with the winner advancing to the general election in the midterm cycle. The current order book on Polymarket reflects a 48% implied probability that the listed candidate progresses past this primary hurdle, suggesting meaningful uncertainty about their viability within their party's nomination process.
Historical precedent from California's top-two primary system, implemented since 2012, shows that incumbent representatives typically advance with probabilities exceeding 85%, whilst open-seat races and primary challenges against sitting members generate considerably wider distributions. The 48% reading indicates traders are pricing in either a genuinely competitive primary field or structural headwinds facing the candidate in question. Comparable recent cycles in neighbouring districts have seen similar probability levels resolve across the full spectrum, with outcomes heavily dependent on late-breaking endorsements and fundraising trajectories in the final quarter before voting.
Key catalysts include formal candidate registration deadlines, which California sets at 88 days before the election, placing the critical filing window in early March 2026. Traders should monitor local news coverage from sources including CalMatters and the Los Angeles Times for shifts in candidate field composition, as late entrants or withdrawals can substantially alter primary dynamics. Redistricting effects and any changes to the district's partisan lean following 2020 census adjustments remain relevant baseline factors. The resolution deadline of 3 November 2026 provides a substantial buffer beyond the primary date, allowing for verification of official results through the California Secretary of State.
Resolution is handled by the UMA optimistic oracle on Polygon. A proposer submits the outcome, a two-hour dispute window opens, and if no one stakes a counter-claim the payout is final. Contested outcomes escalate to UMA token-holder voting. Payouts clear in USDC to the winning side.
For this market, the resolution date is 2 June 2026. A UMA proposer can submit the outcome from that moment; the two-hour dispute window closes at , and assuming no counter-claim is staked, winning USDC clears to trader balances by approximately .
If a dispute is filed inside the two-hour window, the outcome escalates to UMA token-holder voting, which extends settlement by roughly 48 hours. This particular market has no public resolution feed listed; disputes here are more likely if the underlying outcome is subject to interpretation, in which case the UMA token-vote arbitrates the wording of the original market question.
Withdrawal pace from your PolyGram balance is non-custodial and immediate — once payout clears, funds are yours to send to any Polygon wallet you control. Funds clear directly to your in-app USDC balance on Polygon. Withdrawals are non-custodial: send to any address you control, typical confirmation under 30 seconds, gas paid in USDC if you'd rather not hold MATIC.
Minimum order size on PolyGram is $1.00, with no maximum cap aside from available book depth. Orders route into Polymarket's on-chain CLOB on Polygon; the matching engine pairs YES buyers with NO buyers atomically — every executed trade is settled on-chain with no counterparty risk. For "CA-37 Primary Winners", order-book behaviour for this market reflects the underlying volatility of the outcome — patient limit orders typically fill closer to mid than market orders.
The trade ticket includes a slippage box (default 2%, configurable 0.1%-10%) that caps the worst-case entry price. Your maximum loss is your stake — winning YES (or NO) shares pay $1.00 each at resolution. With this market's current book depth ($165 of resting liquidity), a $50 order should fill with single-cent slippage at the displayed mid-price.
PolyGram charges 0% house edge — no spread mark-up, no rake on winnings, no withdrawal fees beyond network gas. The platform earns exclusively from optional features (copy-trade boosts, advanced order types, the yield vault on idle USDC); the trading surface itself is at-cost.
The mechanics for trading "CA-37 Primary Winners" 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.
$124 in lifetime turnover and $165 of resting liquidity puts this market in the below the median by volume for elections contracts on PolyGram. Order-book depth is thin — large orders may need to be split across the book or executed as limit orders.
Last 24 hours alone saw $124 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.
Resolution is handled by the UMA optimistic oracle on Polygon. A proposer submits the outcome, a 2-hour dispute window opens, and if uncontested the payout is final. Contested outcomes escalate to UMA token holders.
This prediction market is scheduled to close on 2 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.
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.
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.
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. For "CA-37 Primary Winners", the considerations above apply directly — Trade size should reflect the binary nature of the payoff: even a 70% probability event resolves NO 30% of the time, so any single position can lose 100% of staked capital.
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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