Polymarket saw $529M traded on bets tied to bombing of Iran

Six newly-created accounts made a profit of $1 million by correctly betting that the U.S. would strike Iran by February 28.

OpenAI fires employee for using confidential info on prediction markets

The company said such trades violates its internal company policies about using confidential information for personal gain.

Last 24 hours to get TechCrunch Disrupt 2026 tickets at the lowest rates of the year

The lowest rates of the year for TechCrunch Disrupt 2026 end after today. Prices go up at 11:59 p.m. PT. Don’t miss connecting with 10,000 founders, investors, and operators, and key takeaways from 250+ industry leaders. Register now to save up to $680…

Monzo former CEO TS Anil appointed board vice-chair in boardroom shake-up

Monzo’s former CEO TS Anil has been appointed vice-chair of Monzo’s board, in a shake-up which sees an executive from an existing Monzo investor and a former Y Combinator executive take non-executive …

Plaid valued at $8B in employee share sale

The new valuation is a 31% increase from $6.1 billion Plaid reached in April.

Jack Dorsey just halved the size of Block’s employee base — and he says your company is next

Jack Dorsey has long been an open admirer of Elon Musk. Now, it seems, he may have been taking notes.

PayPal might not be looking to sell itself: Report

PayPal may not be in talks to be acquired, sources have told Semafor, after a previous news report that Stripe was sniffing around.

2 days left: Lock in the best discounts for TechCrunch Disrupt 2026

Register now to secure discounts of up to $680 on your TechCrunch Disrupt 2026 pass. Offer ends tomorrow, February 27, at 11:59 p.m. PT.

Alpa lands $3.5M to build financial platform for hospitality

London-based Alpa has raised $3.5 million in a pre-seedround led by Daphni, with participation from True Capital, 2100 Ventures,Firedrop, Oprtrs Club, Kima Ventures, and Sonorcap. Angel investors incl…

An accountant won a big jackpot on Kalshi by betting against DOGE

A tax accountant saw Elon Musk fans bidding up a Kalshi prediction market and saw a sure bet to make easy money.