OpenAI power consolidates under co-founder Greg Brockman ahead of prospective IPO

With Fidji Simo's official departure from OpenAI due to a chronic medical issue, Greg Brockman's role has become clearer.

# OpenAI power consolidates under co-founder Greg Brockman ahead of prospective IPO With Fidji Simo's official departure from OpenAI due to a chronic medical issue, Greg Brockman's role has become clearer. **Read the full article:** [CNBC](https://www.cnbc.com/2026/07/10/openai-power-consolidates-under-co-founder-greg-brockman-ahead-of-ipo.html) *This article was originally published by CNBC. MoneyWiseInc provides expert curation of the best financial content from trusted sources.*