The bidding war broke out in a Toronto hotel suite in September, and the cheque that ended it has now cleared the history books. ‘Obsession’, the feature Focus Features outbid the room for at last year's Toronto International Film Festival, has grossed $225.5 million globally, according to the Hollywood Reporter. That figure dethrones ‘Fahrenheit 9/11’ as the top-grossing festival acquisition of all time, a record that had stood since Michael Moore walked out of Cannes in 2004 with the Palme d'Or and a Lionsgate-IFC deal in his pocket.

Festival acquisitions almost never do this. The genre is built for small, prestige numbers: a Sundance darling that recoups its $5m pickup with a $30m run, a Toronto crowd-pleaser that becomes a Best Picture nominee and earns its money back in awards-season halo. Quarter-of-a-billion-dollar global grosses belong to franchise tentpoles, not to films a distributor met for the first time at a festival screening. Which is exactly why this matters for anyone watching the 2026 box-office leaderboard: a film bought off a Toronto print has just put up numbers that, in any other year, would make it a serious contender for an annual crown.

Why ‘Obsession’ doesn't actually move the 2026 contract

Here is the awkward bit. The highest-grossing-movie-in-2026 market on Polymarket resolves on domestic calendar gross according to Box Office Mojo, and only a fixed slate of titles is eligible to win. ‘Obsession’ is not on that slate. The named outcomes are the year's announced studio tentpoles: ‘Spider-Man: Brand New Day’, ‘Avengers: Doomsday’, ‘Toy Story 5’, ‘The Super Mario Galaxy Movie’, ‘Wicked: For Good’, ‘The Odyssey’, ‘Dune: Messiah’ and a handful of others.

So a festival pickup grossing $225.5m globally is, strictly, market context rather than a market mover. It cannot win the contract. It can, however, eat into the domestic ceiling the named contenders are competing for, and that is the more interesting story. Every screen ‘Obsession’ holds in March is a screen ‘Dune: Messiah’ does not have. Every adult-drama dollar it banks is a dollar that does not go to ‘The Odyssey’. Festival hits do not usually scale to that pressure. This one apparently has.

The market itself shows a clear favourite. ‘Spider-Man: Brand New Day’ trades around 55% as of 9 June, with ‘Toy Story 5’ at 16% and ‘Avengers: Doomsday’ at 15%. Everything else is in single digits or sub-1% noise. That is a one-horse race with two credible understudies, not a genuine three-way fight. If you want the mechanics behind why a 55% line is not the same as a 55% chance, our explainer on how prediction market odds work walks through the gap between price and probability.

What a record festival pickup actually tells you

The Toronto-to-record-breaker pipeline is rare enough that ‘Obsession’ overtaking ‘Fahrenheit 9/11’ is the headline. But the underlying signal is about distribution risk appetite. Focus paid a reported eight-figure sum out of TIFF, in a bidding war that included streamers, and they have now made that money back many times over in a theatrical-first release. That outcome will be cited in every acquisitions meeting for the next two years.

For the 2026 box-office picture, it suggests the adult-drama lane has more oxygen than the tentpole-dominated market price implies. The Polymarket contract is essentially a bet on which franchise sequel runs hottest. It does not price the possibility that a non-franchise film, picked up at a festival or greenlit cheaply, eats meaningful share from the giants. ‘Obsession’ is the proof of concept that this can happen. Whether it happens twice in one calendar year is a different question, and one the contract is not really designed to answer.

The Marvel-Pixar-Sony triangle

Look at the top of the board again. Sony's Spider-Man entry is the clear favourite. Pixar's ‘Toy Story 5’ and Marvel's ‘Avengers: Doomsday’ are within a point of each other in the mid-teens. That is the shape of a market that thinks one film is almost certainly going to win and is hedging between two very different second-place scenarios.

The interesting trade, if you wanted one, is not at the top. It is in the gap between ‘Spider-Man: Brand New Day’ at 55% and the next two combined at 31%. If ‘Obsession’ and other non-franchise hits keep peeling off adult audiences, the franchise pile gets squeezed, and the leader's lead matters more than the chasers' floor. If the year turns out to be a normal tentpole year, that 55% looks light. For a longer look at how Polymarket's contracts price these kinds of binary outcomes, see our piece on yes shares vs no shares.

The editorial take

‘Obsession’ overtaking ‘Fahrenheit 9/11’ is a genuinely historic data point in distribution, but it is a footnote for the Polymarket contract. The market is not asking which film makes the most money in 2026. It is asking which film, from a fixed list of franchise plays, posts the highest domestic calendar gross. Those are different questions, and the gap between them is where the noise lives. Worth flagging: a Spider-Man film priced at 55% in early June, with the year still wide open and a festival pickup already showing that adult dramas can scale, is not a particularly aggressive line. iPredicta tracks the 2026 box-office contract on Polymarket alongside the prestige-film and awards markets where titles like ‘Obsession’ actually compete, and that is the more interesting place to watch this story unfold.

Frequently asked questions

Can ‘Obsession’ win the Polymarket 2026 highest-grossing-movie contract?

No. The contract has a fixed list of named outcomes, all of them announced studio tentpoles, and ‘Obsession’ is not among them. Even if it ended 2026 as the year's top domestic grosser, the market would resolve to whichever listed film posted the highest gross, not to a film outside the slate. Always check the named outcomes before treating a news story as a market mover.

What does ‘Spider-Man: Brand New Day’ trading at 55% actually mean?

It means the market is pricing roughly a 55% implied probability that the film will post the highest domestic calendar gross of any listed contender in 2026, as of 9 June. That number will move as release dates approach and opening weekends land. It is a snapshot, not a settled forecast, and the gap between the leader and the chasing pack matters more than the headline percentage.