Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Kalshi UK Pick polygram.ink |
0% | 100% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Open on Kalshi UK → |
Polymarket polymarket.com |
0% | 100% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Open on Kalshi UK → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Open on Kalshi UK → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Open on Kalshi UK → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Open on Kalshi UK → |
Live odds for Polymarket-based markets come from the Polygon order book. Non-Polymarket venues show attributes only; clicking any row opens the market on Kalshi UK.
Active sub-markets
| Jack Schlossberg | 0% YES | 100% NO |
| Alex Bores | 30% YES | 71% NO |
| Erik Bottcher | 0% YES | 100% NO |
| Carolyn Maloney | 0% YES | 100% NO |
| Andrew Cuomo | 0% YES | 100% NO |
| Brad Hoylman-Sigal | 0% YES | 100% NO |
Market context
The Democratic primary for New York’s 12th Congressional District seat is set for 23 June 2026, with Micah Lasher currently the leading candidate to secure the nomination. On-chain markets price this contract at just 1% YES for Lasher winning, reflecting a highly fragmented field where five other candidates, including Jack Schlossberg and George Conway, are actively contesting the seat[2][3]. This low probability mirrors historical patterns in crowded New York City primaries, where no single candidate has dominated since 2018, often resulting in surprise nominees or “Other” outcomes when no clear frontrunner emerges by November[5].
Traders should monitor candidate announcements, fundraising milestones, and endorsement waves from key Democratic figures, as these catalysts frequently shift momentum in the final weeks before the primary. Recent polling data from the New York Times shows Lasher holding a narrow lead, but the margin remains within the error range, indicating volatility is likely[6]. The settlement window closes on 23 June 2026, with USDC payouts on Polygon via conditional tokens, meaning liquidity may thin as the date approaches. Any late-breaking news from the NYC Board of Elections or FEC campaign finance reports could alter the field significantly[4][7].
The market resolves to “Other” if no nominee is announced by 3 November 2026, 11:59 PM ET, adding a structural risk that traders must weigh against the 1% implied probability. With Republicans holding a 217–212 House majority, the stakes for this Democratic seat are high, yet the primary remains open to disruption[6]. On-chain mechanics ensure transparent, automated payouts, but the underlying event’s complexity demands careful attention to real-time developments rather than abstract assumptions.
Methodology
This page reviews NY-12 Democratic Primary Winner 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 Kalshi UK — the application we operate, where you trade directly against the Polymarket order book at 0% fees.
Resolution & payout
Polymarket-based markets settle through the UMA Optimistic Oracle on Polygon. A proposer submits the outcome, a two-hour challenge window opens, and unchallenged proposals finalise the resolution. Payouts settle automatically in USDC the moment the result is final — no bookmaker, no delay.
Kalshi-based markets settle in USD via the CFTC-regulated clearinghouse. Betfair Exchange settles in GBP/EUR net of commission. Manifold is play-money and does not pay out real funds.
FAQ
- Where can I trade this market with the lowest fees?
- On Kalshi UK, 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?
- Kalshi UK 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 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.
- Do I need to KYC for this market?
- Not under $1,500 of lifetime trading volume. Above that threshold, Kalshi UK triggers a quick verification flow that finishes in minutes.
- 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.
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