Stephen Frank Mandel Jr. is an American hedge fund manager, investor, and philanthropist. He founded Lone Pine Capital in 1997, after working as the managing director at Tiger Management. According to Forbes, Mandel has an estimated net worth of US$3.9 billion as of August 2022.
Adapted from Wikipedia (CC BY-SA 4.0).
Each figure is a dated estimate from the publisher shown; wealth changes, and nothing here is live.
| As of | Estimate | Source |
|---|---|---|
| November 2020 | $2.8B | Forbes · current |
Every fact on this page traces to one of these.
Also born on March 12
Actor
1946 · United States
Liza May Minnelli is an American actress, singer, and dancer.
John Mathew Smith & www.celebrity-photos.com from Laurel Maryland, USA, CC BY-SA 2.0, via Wikimedia Commons
Entrepreneur
1953 · United States
Ronald Jeremy Hyatt is an American former pornographic actor and actor.
Toglenn, CC BY-SA 3.0, via Wikimedia Commons
Entrepreneur · Bain Capital · finance
1947 · United States
Willard Mitt Romney is an American businessman and retired politician who served as a United States senator from Utah from 2019 to 2025 and as the 70th governor of Massachusetts from 2003 to 2007.
United States Congress, Public domain, via Wikimedia Commons
Scientist
1925 · Japan
Leo Esaki is a Japanese physicist who shared the 1973 Nobel Prize in Physics with Ivar Giaever and Brian Josephson for his work on tunneling in semiconductors, which led to his invention of the tunnel diode that exploits this phenomenon.
日本学士院, CC BY 4.0, via Wikimedia Commons
Actor
1994–2016 · United States
Christina Victoria Grimmie was an American singer, songwriter, and internet personality. In 2009, she began posting covers of popular songs on YouTube. After releasing her debut EP, Find Me (2011), her YouTube channel reached one million subscribers.
Justin Higuchi, CC BY 2.0, via Wikimedia Commons
Musician
1948 · United States
James Vernon Taylor is an American singer-songwriter and guitarist.
Chuck Fadely - photographer, Public domain, via Wikimedia Commons