Malevolent trading practices aren’t new. Struggles against insider trading, as well as different forms of market manipulation, represent a long-running battle for regulators. In recent years — however ...

When 17-year-old Nathan Smith handed a ChatGPT-powered trading bot a portfolio of micro-cap stocks, it delivered a 23.8% gain in four weeks—outperforming the Russell 2000 and launching him from rural ...

Researchers have shown that AI trading algorithms can learn to set higher prices purely by observing one another, even without explicit agreement or messaging. While tacit, this collusion can harm ...