Priem Family Foundation

In 1999 Curtis Priem, who was Nvidia's first chief technology officer, put more than three-quarters of his Nvidia shares — 100 million in today's share count — into a charity he started named the Priem Family Foundation.The foundation, which once donated to causes such as The Nature Conservancy before pivoting to educational endeavors, now holds $160 million in assets and is set to shutter by 2031,