Forbes: Michael Platt, James Simons, David Tepper and Ken Griffin earned over $1 billion in 2017 Posted on April 17, 2018 at 3:47 pm. Forbes estimates that four hedge fund managers earned over $1 billion in 2017 – Michael Platt, James Simons, David [Read More]To access this content, you must be a member. Visit the Plans page for details.