OpenAI fired an employee for insider trading on prediction markets like Polymarket; Unusual Whales has flagged 77 suspected insider trades around OpenAI events (Kate Knibbs/Wired)

Kate Knibbs / Wired: OpenAI fired an employee for insider trading on prediction markets like Polymarket; Unusual Whales has flagged 77 suspected insider trades around OpenAI events   —  Prediction markets like Polymarket and Kalshi are big business, and some Big Tech employees are testing boundaries by making trades based on insider knowledge.