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The benchmarks · one per desk, tracked daily.
Golden Boot flips to Mbappé — 93% (+49.0)
The Golden Boot book repriced in an afternoon: Mbappé to 93% (+49.0), Messi to 7% (−49.0). With the final still to play, the market has decided the race is done. Tournament individual awards, settled before the trophy is.
View market ↗Ryan Fox wins The Open — 99.9% (+85.3)
Fox birdied the 72nd at Royal Birkdale to finish −10, one clear of Cameron Young, and the market went from longshot to done. His first major, and a +85.3 point move in 24 hours — a reminder that live golf books whip harder than any other sport.
View market ↗Argentina to lift the Cup — 49.5% (+8.2)
On Kalshi’s tournament book, Argentina drew level with Spain: 49.5% (+8.2) against Spain at 51% (−8.2). Polymarket’s mirror of the same tournament still favors Spain 59.4% to Argentina’s 41.6% — a rare open gap between the two venues heading into a final that resolves the whole board tonight.
“The Odyssey” $120–125M opening — 82% (+56.0)
Friday tracking landed at $50–51M across ~3,919 theaters, and the narrow $120–125M weekend bucket ran from coin-flip to 82%. Estimates actually project $117–120.5M, which puts the market on the optimistic edge of the tracking — a bet that Saturday holds, not just that the number is in the neighborhood.
View market ↗Paula Badosa in Cincinnati R1 — 63% (+63.0)
Kalshi’s Cincinnati book listed and priced Badosa 63% against Mayar Sherif at 38% — a straight tennis pop from a listing rather than a repricing, but the volume is real: 268K contracts on day one. WTA week-of markets are quietly one of Kalshi’s deeper corners now.
Mojtaba Khamenei at 73.7% is priced like a coronation. It isn't one.
A succession market treating a contested handoff as a done deal.
Polymarket has Mojtaba Khamenei as Iran's head of state at year-end 2026 at 73.7%, down (−3.6) on $260K of 24h volume against $71K of liquidity — a thin book carrying a strong opinion. Resolution is Dec 30, 164 days out. The related board benchmark — “US invades Iran before 2027” at 31% — sits stale, but the two contracts share the same tail: any regional shock reprices both.
The 73.7% price assumes two things resolve favorably at once: Ali Khamenei is either succeeded, or still in place with Mojtaba installed as the answer. Neither is a lock. And the market itself carries a 31% tail on a US invasion before 2027 — a scenario that scrambles any orderly succession. The case against: the incumbent stays alive and in power through 2026, and the market resolves NO on a technicality that has nothing to do with Mojtaba's actual standing. Fair, on our read, is closer to 55–65%. We're wrong if headlines confirm Mojtaba in an official transition role, or if the incumbent's status visibly changes — watch for either.
The ticket: today’s picks, a side and a price each. All markets open at send.
The O/U 2.5 sits at 42.8% — the same book expects a low-scoring game, and a level result is the natural expression of that read.
The O/U 2.5 at 42.8% prices a low-scoring match while BTTS drifts near a coinflip at 52% YES — that’s the arithmetic misfit.
Team-to-Advance saw $1M+ of Argentina buys at 41–42% while the 90-minute moneyline stayed pinned at 46/24 — the book is paying up for the tournament outcome over the regulation result.
Eight bucks of liquidity, six figures of turnover
A Ryan Fox market with $8K of book somehow moved $109K yesterday — and settled at 99.9% for a tournament already decided.
Meet the strangest row in the digest: Will Ryan Fox win the 2026 The Open Championship? — settled YES at 99.9% (+85.3), on $109K of 24-hour volume sitting atop $8K of liquidity. That is a volume-to-book ratio of roughly 14x, on a market whose outcome was decided yesterday when Fox birdied the 72nd at Royal Birkdale to edge Cameron Young by a shot.
So what were people trading? A resolved event, at a price one tick shy of certainty, through a book thinner than a Slip pick’s conviction. Some of it is late arbitrage — scooping the last basis points before the tag flips from proposed to final. The rest is a small monument to how prediction markets work in practice: even after the trophy is lifted, someone is still willing to pay 99.9% to be right about something that already happened. ↗
One row per desk. Every day. No exceptions.
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