OpenAI Co-Founder Greg Brockman Now Runs Day-to-Day Operations Ahead of Stock Market Debut

OpenAI co-founder Greg Brockman has taken charge of the company's daily operations and product plans ahead of its plans to sell shares to the public. His job title has stayed the same since 2022. The shift follows several top executives leaving since April 2026, including Brad Lightcap, Denise Dresser, and Fidji Simo.