Excl: Here's what happens if you scrape Betfair data for bets on a July election.
— Jim Waterson (@jimwaterson) June 20, 2024
This graph cuts off at the end of 21 May, the day before Sunak announced the election.
There's a flood of bets that day - before Rishi formally told the cabinet and stood in Downing Street. pic.twitter.com/AfKyzAbDBQ