Ultra-short-term bets add ‘even more mania’ to crypto trading
Five and 15-minute contracts have surged in popularity as cryptocurrencies have fallen from recent peaks
Five and 15-minute contracts have surged in popularity as cryptocurrencies have fallen from recent peaks

As new bettors flock to platforms such as Kalshi and Polymarket, some make easy prey for trading firms and professional gamblers

I never bet against crypto — that doesn’t mean I like it

Biotechs, miners and hoteliers are snapping up crypto to boost their share prices, but experts warn of a crisis if markets crash

Volatility is keeping market-making desks active at a time when mergers and issuance have slowed

Financial gamification has upended traditional patterns of trust and oversight

Online conversations about hot meme stocks or cryptocurrencies are the source of some very bad decisions