Griffin's Unyielding Principle: The Selling Discipline That Separates Winners from Losers The markets have a way of humbling even the most seasoned investors.
For Ken Griffin, the billionaire founder and CEO of Citadel, this principle is not just a mantra but a hard won truth born of decades spent managing risk in active money management.
When Griffin famously declared "If you don't like to sell, get over it" in a 2025 appearance on the Founders Podcast, he was imparting a crucial lesson that separates those who consistently outperform from those who succumb to emotional attachment.