Stephen Frank Mandel Jr. (born March 12, 1956) is an American hedge fund manager, investor, and philanthropist.
In 1978, he graduated from Dartmouth College with a Bachelor of Arts in government and was a member of the Psi Upsilon fraternity.
"[10] In 1997, he left Tiger Management with backing from Robertson, and founded his own hedge fund, Lone Pine Capital[7] (named after a Dartmouth College pine tree that survived an 1887 lightning strike).
[17] Mandel donated $2 million to the Lincoln Project, an anti-Donald Trump super PAC.
[5][18] Mandel donated $16,179,889 to the Democrats in the 2020 election cycle, making him the 22nd largest donor that year.