Sports
Fitzpatrick’s FedEx Open price climbs to 77% on Kalshi
Traders on Kalshi pushed Matt Fitzpatrick's FedEx Open de France winner price up 27 points in a day.
Reporting
Play money
Traders now doubt Donut Battery’s lithium-free claim at 76%
Manifold traders slashed the odds that Donut Battery is lithium-free from 40% to 24% in a day.
Markets
25-point swing hits PA-10 House race on PredictIt
Traders slashed the implied chance of a Democratic win in Pennsylvania's 10th District by 25 points in a single day.
Markets
ME-02 Republican odds crash 23 points to 34%
Traders priced Republican odds in Maine's 2nd District down 23 points to 34% in a single day.
Scandal
Polymarket rules eased before $10m fraud attack
Polymarket weakened anti-money-laundering checks before a $10m fraud attack using stolen debit cards, the Wall Street Journal reports.
Regulation
New York sues Polymarket over illegal gambling claim
New York's attorney general has sued Polymarket, alleging it runs an unlicensed gambling business, & the company is pushing back.
Markets
13.6bn contracts traded: Robinhood’s prediction bet pays off
Robinhood's prediction market revenue jumped tenfold to $156m in Q2 even as plaintiffs in six states sue & Missouri orders a halt.
Regulation
35% of bettors cut sportsbook use for prediction markets
A new survey finds over a third of bettors have scaled back sportsbook use as prediction markets grow.
Markets
Tribal casinos sue Kalshi after CEO Mansour’s talks implode
Kalshi CEO Tarek Mansour's private talks with tribal gaming leaders broke down, & now lawsuits threaten the prediction market's business.
Markets
Man City title odds fall 15 points to 22% in a day
Manchester City's Premier League title odds fell 15 points to 22% on Polymarket in a single day.