Stephanie Upchurch

Stephanie Upchurch is an experienced executive assistant with a strong background in financial and hospitality sectors. Currently serving as the Executive Assistant to the Chief Investment Officer and the President at Pershing Square Capital Management, L.P. since October 2025, Stephanie previously held similar roles at WorldQuant, supporting the Co-CIO, CSO, and Head of AI from July 2022 to September 2025, and at Apollo Global Management Inc. from August 2021 to July 2022. Earlier professional experience includes administrative support positions at SLR Capital Partners, The Fireman Hospitality Group, and Rockstar Energy Drink. Stephanie holds a Bachelor of Arts degree in Psychology from California State University, Fullerton, and an Associate's degree from Irvine Valley College.