Highest grossing movie in 2026?

Platform comparison

Market context

The race for 2026’s domestic box office crown is still being framed by a handful of franchise-heavy releases, but the market’s **0% implied probability** says traders have not yet priced in a settled favourite. In practice, the consensus has clustered around **Spider-Man: Brand New Day**, **Avengers: Doomsday** and the **Super Mario Galaxy Movie**, with a few outlets and market commentators also giving **Toy Story 5** outside chances; a June Polymarket snapshot reported Spider-Man leading at 67%, Doomsday at 14%, Toy Story 5 at 10% and Mario at 3%, while a separate report noted Mario had briefly topped a different spread earlier in the year.[5][4]

Historically, the safest read on a year-end box office winner is that the market usually overweights opening hype and underweights release timing, because a late-December launch has very little calendar to accumulate 2026 domestic gross. That is the key contrarian angle here: a film can be the biggest *event* of the year yet lose this specific market if it opens too late or skews heavily into 2027. The current favourite should therefore be the title with the best combination of recognisable brand, broad four-quadrant appeal, and enough days on release before 31 December; by that standard, consensus still appears to sit with the major superhero sequel, while the value case is for a family animation or videogame adaptation that can compound over the full year rather than relying on an enormous debut.[4][5]

Traders should watch release-date confirmations, because the market is settled on **calendar-year domestic gross**, not worldwide receipts or adjusted box office, so schedule shifts matter more than usual. Any change that pushes a contender later in December materially weakens its 2026 total, while a summer or early-autumn slot improves the chance of a full domestic run. Recent coverage of the market has also pointed to heavy attention on a small set of titles, with the spread narrowing around Spider-Man, Doomsday and Mario rather than the broader field, which leaves room for a contrarian position if one of those films misses expectations or faces a crowded corridor.[18][5]

Sources: 1 · 2 · 3 · 4 · 5

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 Who Will Win, which mirrors the Polymarket order book directly.

Resolution & payout

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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 Who Will Win. Kalshi charges up to 7% per trade; Betfair Exchange takes 2-5% commission on net winnings.

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.

What does Polymarket cost to trade?

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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.

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.