Platform comparison
| Platform | YES odds | NO odds | Fee | KYC | Settlement | |
|---|---|---|---|---|---|---|
Polymarket (via PolyGram) Pick polygram.ink (preferred broker) |
69% | 31% | 0% (USDC on-chain) | No-KYC up to $1,500 | USDC, auto via UMA oracle | View on Polymarket → |
Polymarket (direct) polymarket.com |
69% | 31% | 0% | Geo-blocked in US/UK/EU | USDC, on-chain | View on Polymarket → |
Kalshi kalshi.com |
— | — | Up to 7% per trade | US-only, KYC required | USD | View on Polymarket → |
Betfair Exchange betfair.com |
— | — | 2-5% commission | Full KYC from first trade | GBP / EUR | View on Polymarket → |
Manifold Markets manifold.markets |
— | — | Play-money (mana) | None — play-money | Mana (no cash-out) | View on Polymarket → |
Outcome probabilities
Current market-implied probability for each outcome, from the live order book.
| Outcome | Probability |
|---|---|
| 140-150m | 69% |
| 130-140m | 22% |
| 150-160m | 10% |
| <130m | 1% |
| 160-170m | 1% |
| 170-180m | 0% |
| 180m+ | 0% |
Market context
*Spider-Man: Brand New Day* is in its second domestic weekend, and the market is really asking whether its three-day gross lands inside the very high bracket or below the lower-strike threshold tied to the contract. Public box-office commentary is unusually bullish: Forbes said the film was “on track for a massive record-setting second weekend” and even floated a $135 million-plus weekend, while Box Office Theory’s forecast range was $142 million to $160 million.[1][2] That makes the current 1% YES price look far below mainstream analyst expectations, and more like a tail outcome than a consensus view.
The historical frame matters because ultra-frontloaded superhero releases usually fall sharply in week two, but record-opening films can still post outsized second weekends if audience scores, premium-format screens and weekday hold are strong. The key comparator here is not a normal comic-book sequel but a franchise event with a $360 million domestic launch, which means even a steep percentage drop can still leave a very large absolute weekend number.[5][12][18] By contrast, prediction-market pricing is treating this contract as highly unlikely, so the gap between the market and box-office forecasters is wide enough to be meaningful.
Traders should watch for the final Friday-to-Sunday daily numbers from The Numbers, because this market settles on the site’s final domestic 3-day weekend figure rather than studio estimates. The main catalysts are whether premium-large-format showings keep pace, whether weekday spillover was strong enough to soften the fall, and whether late reporting revisions move the weekend above or below any bracket edge.[1][2][4] Final domestic actuals for the opening frame were still being revised into Monday, which is a reminder that early estimates can shift enough to matter at the margin.[12][18]
Methodology
This page reviews "Spider-Man: Brand New Day" 2nd Weekend Box Office (Lower Strikes) across five venues. The live probability is the Polymarket mid-price, sourced directly from the on-chain Polygon order book; the comparison columns benchmark each venue on fee structure, KYC, settlement currency and payment rails. Every CTA routes to PolyGram, which mirrors the Polymarket order book at 0% fees.
Resolution & payout
At resolution the UMA oracle takes over: a proposer posts the outcome with a bond, any token holder can dispute within two hours. Without dispute the result is accepted and the smart contract distributes USDC instantly.
On Kalshi (CFTC-regulated) resolution runs through their in-house clearing engine in USD. Betfair Exchange settles after match end in the account's local currency. Manifold pays no cash — only its in-platform "mana" currency.
FAQ
- Where can I trade this market with the lowest fees?
- Polymarket is geo-blocked in the US/UK/EU. The easiest 0%-fee broker into the same order book is PolyGram. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.
- Is this market available outside the US?
- Polymarket itself is geo-blocked in the US/UK/EU. Always check the legal status of prediction markets in your jurisdiction before trading.
- 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's the difference between YES and NO shares?
- A YES share pays $1.00 if the event happens, $0 otherwise. A NO share pays $1.00 if the event doesn't happen. The market price between 0¢ and 100¢ is the implied probability.
- 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.
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