Latest Prediction Markets signals

Sunday, September 13, 2026

Bab el-Mandeb markets show a 52-point divergence between "closed" and "fewer than 25 transits" as Houthi seizures halve shipping, while Dario Amodei's AI slowdown essay drove a 14x search spike with no market to price it. BlizzCon and Tesla Roadster both triggered 25x to 100x search explosions that lack any prediction market mirror.

14 items|9 trends analyzed|Regions: US

Ongoing Stories(3)

Brazil Presidential Election

Still Trending

Lula holds steady at 48.5% on Polymarket, with Tarcisio de Freitas flat at 0.1%.

See previous coverage

Democratic Presidential Nominee 2028

Still Trending

AOC leads betting at 17.8%, followed by Gavin Newsom at 12.5%. No major odds shifts since yesterday.

See previous coverage

Fed September Meeting: Hike vs No-Change Odds

Still Trending

Fed hike odds for September remain steady at 78.5% on Polymarket, unchanged from prior coverage.

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Visualizations(5)

Bab el-Mandeb: Two Markets, One Strait, 52 Points Apart

Despite Houthi seizures halving traffic to ~15 ships/day, the 'effectively closed' market sits at just 5.1% for Sept 30, while the 'fewer than 25 daily transits' market prices the same outcome at 57.5% — a 52.4-point gap driven by definition, not data.

Houthi Search Interest Explodes as Shipping Halves

Google searches for 'Houthi' spiked 9x from 11 to 100 between Sep 7 and Sep 11 after rebels seized Perim Island and Mokha, halving Bab el-Mandeb traffic.

Dario Amodei Search Interest: The 'Pace the Frontier' Spike

Search interest in Anthropic CEO Dario Amodei surged 14x from 7 to 100 after his Sept 12 essay calling for AI slowdown, endorsed by Sam Altman and Elon Musk.

BlizzCon 2026: Gaming Attention Goes Vertical

BlizzCon announcements on Sept 12 sent 'wow forever' from 0 to 100, 'starcraft' up 11x to 44, and 'diablo 5' to 16 — with zero prediction markets to capture the hype.

Tesla Roadster: 25x Search Spike on 'Go for Launch' Teaser

Search interest in 'tesla roadster' surged 25x from 4 to 100 after Tesla teased an Oct 1 reveal with SpaceX thrusters in Waco, Texas — yet no Polymarket exists to price the event.

Key Insights(4)

Hypotheses(2)

Sunday, September 13, 2026 - Prediction Markets Signals | Trendzs