Steven Cohen is an American billionaire investor and hedge fund manager. He founded Point72 Asset Management, a $16 billion hedge fund firm that started managing outside capital in 2018. He was also the founder of the now-defunct SAC Capital Advisers, one of the most successful hedge funds ever. He began his career as a junior options trader for the boutique investment bank Gruntal & Co., where he managed a trading group that helped him build his personal wealth. He owns one of the world's most valuable private art collections, worth over $1 billion, and Cohen has given $715 million to philanthropic causes over his lifetime, including causes related to veterans and children's health.