Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
100% | 0% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | Trade this market → |
Polymarket (direct) polymarket.com |
100% | 0% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | Trade this market → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | Trade this market → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | Trade this market → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | Trade this market → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 400B+ yuan | 100% |
| <250B yuan | 0% |
| 250–280B yuan | 0% |
| 280–310B yuan | 0% |
| 310–340B yuan | 0% |
| 340–370B yuan | 0% |
| 370–400B yuan | 0% |
| No IPO by December 31, 2026 | 0% |
Market context
Polymarket currently prices this contract at **0% YES**, which means the on-chain conditional tokens on Polygon are still effectively assigning no chance to a qualifying CXMT flotation within the settlement window. For a trader funding with USDC, the market is therefore saying either the IPO does not happen in time or it does not reach the settlement threshold on first-day close; the specific trigger is the company’s closing market capitalisation, not the subscription demand or headline offer size. CXMT is a real candidate for a large Shanghai STAR Market listing: reporting in May 2026 said it had filed an updated prospectus and was targeting 29.5 billion yuan in proceeds, with one source describing it as one of China’s largest IPOs of the year.[2][4][10]
Comparable cases suggest why the market can sit near zero until hard timetable confirmation lands. Morningstar’s pre-IPO note cited a 6.7 billion share offer and a valuation of 579 billion yuan at an 8.66 yuan offer price, while other coverage has pointed to much broader valuation ranges, from roughly 300 billion yuan to several trillion yuan depending on the earnings multiple applied.[1][2][7][8] That spread matters because Polymarket resolves on the closing print multiplied by shares outstanding, so even a live listing can settle into different cap bands if the first-day close gaps materially from expectations.
The key catalysts are formal approvals, the final prospectus, pricing details, allotment size, and any exchange or regulatory schedule changes. Reuters-syndicated coverage has said CXMT already secured Shanghai Exchange authorisation and was seeking at least 29.5 billion yuan, with over-allotment potentially lifting proceeds further.[10][12] From a market-structure angle, the main dependency is whether the Shanghai STAR Market timetable slips beyond 2026-12-31 UTC-equivalent settlement; until there is a dated listing notice, the conditional token price is likely to stay anchored by event risk rather than valuation debate alone.[3]
Methodology
This page is a comparison snapshot: one live quote, four reference venues with their key attributes, and a single execution path — every trade button routes to PolyGram, which mirrors the Polymarket order book directly.
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
- 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 Polymarket cost to trade?
- Polymarket itself charges 0% — the only cost is the Polygon network fee, typically under $0.01 per transaction. Off-chain venues like Kalshi or Betfair charge 2-7% commission.
- 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?
- On Polymarket directly, no — it's wallet-based. Intermediary brokers like PolyGram trigger KYC only above $1,500 of lifetime trading volume; under that you trade pseudonymously with a single wallet address.
- 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.
Trade CXMT IPO Closing Market Cap on PolyGram
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