Most everyday investors can’t buy shares of hot private companies like SpaceX and OpenAI before they go public. With potential mega-IPOs looming this year, prediction markets like Polymarket and Kalshi are turning that hype into tradable bets. Users are flocking to yes-or-no bets on milestones ...

The battle between OpenAI, Anthropic and Google spans revenue, models, server access and research talent. But as OpenAI and Anthropic barrel toward initial public offerings,…

Artificial intelligence rides a ‘wave’ of investor enthusiasm