Kalshi launched an investigation into at least three Yes bets on Katie Zacharia becoming White House press secretary. The Wall Street Journal’s reporting says she had about a 1% chance beforehand; two bets of $74 and $80 were placed roughly 20 minutes before the news and were estimated to pay $3,689 and $4,023. The contract settled Yes. WSJ reporter’s post The Defiant
The sources do not name the traders or report the investigation’s findings or any resulting withdrawal blocks.