Insiders explain how fractional-share trading went from fringe to must-have — and who's actually doing it in an industry where everyone wants to be an early mover

12:46pm PST - February 19th, 2020    stock market today - Business Insider

The rise of self-directed fractional-share trading is a product of the fiercely competitive, margin-pressured environment that startup and legacy brokerages alike are operating in today. Players like Robinhood, Fidelity, and Charles Schwab have raced to annou…