⚠ Leadership Update: Rosalind Brewer served as CEO of Walgreens Boots Alliance from March 2021 to September 2023. The current CEO of Walgreens is Mike Motz (since August 2025). Tim Wentworth served as interim CEO from October 2023 to August 2025, when Sycamore Partners completed its $23.7 billion acquisition and took Walgreens private. Rosalind “Roz” […]
⚠ Leadership Update: Karen S. Lynch served as President and CEO of CVS Health from February 2021 to October 2024. She was succeeded by David Joyner, the current CEO, effective October 17, 2024. CVS Health Corporation, one of America’s largest healthcare companies with over $402 billion in annual revenue, is headquartered in Woonsocket, Rhode Island. […]
⚠ Leadership Update: Heyward Donigan served as President and CEO of Rite Aid from August 2019 to January 2023. Donigan departed in January 2023. Rite Aid filed for Chapter 11 bankruptcy in October 2023, briefly emerged in September 2024, then filed for a second Chapter 11 liquidation in May 2025. All remaining stores closed by […]
Gilead Sciences, Inc. (NASDAQ: GILD), one of the world’s leading biopharmaceutical companies, is headquartered in Foster City, California. Today, Gilead CEO Daniel O’Day serves as Chairman and Chief Executive Officer, leading a company with $29.4 billion in annual revenue and a workforce of approximately 18,000 employees. Appointed in March 2019 after a distinguished 30-year career […]
⚠ Leadership Update: Richard A. Gonzalez served as Chairman & CEO of AbbVie from January 2013 to July 2024. He continued as Executive Chairman until July 2025. The current Chairman & CEO is Robert A. Michael. AbbVie Inc., the global research-driven biopharmaceutical powerhouse, was spun off from Abbott Laboratories on January 1, 2013. Richard A. […]
⚠ Leadership Update: John F. Milligan, Ph.D. served as CEO of Gilead Sciences from March 2016 to December 2018. The current Chairman & CEO is Daniel O’Day (since March 2019). Gilead Sciences, Inc. (NASDAQ: GILD), a leading American biopharmaceutical company headquartered in Foster City, California, was led by John F. Milligan, Ph.D. as President and […]
⚠ Leadership Update: Kenneth Frazier served as Merck CEO from 2011 to 2021. The current CEO is Robert M. Davis (since July 2021). Frazier continued as Executive Chairman until December 2022. Merck & Co., Inc. (NYSE: MRK), one of the world’s largest pharmaceutical companies, is headquartered in Rahway, New Jersey, and traces its American roots […]
⚠ Leadership Update: Tim Wentworth served as CEO of Express Scripts from May 2016 until the company was acquired by Cigna Corporation in a $67 billion deal that closed on December 20, 2018. Following the acquisition, Wentworth continued as CEO of Express Scripts under Cigna and became the founding CEO of Evernorth, Cigna’s health services […]
⚠ Leadership Update: Ian Read served as Pfizer CEO from December 2010 to January 2019. The current CEO is Albert Bourla (since January 2019). Read served as Executive Chairman until December 2019 before fully retiring from Pfizer after a 41-year career. Pfizer Inc. (NYSE: PFE), the world’s largest research-based biopharmaceutical company, is headquartered in New […]
⚠ Leadership Update: Steven H. Collis served as Chairman & CEO of AmerisourceBergen (now Cencora) from 2011 to 2024. He transitioned to Executive Chairman in October 2024 and stepped down from the board in October 2025. The current CEO is Robert P. Mauch (since October 2024). AmerisourceBergen was renamed to Cencora (NYSE: COR) in August […]
⚠ Leadership Update: This page was originally about Larry Merlo, who served as CVS Health CEO from 2011 to February 2021. He was succeeded by Karen S. Lynch (Feb 2021 – Oct 2024), who was then replaced by David Joyner, the current Chairman & CEO since October 17, 2024. This article has been fully updated […]
⚠ Leadership Update: David Wichmann served as CEO of UnitedHealth Group from September 2017 to February 2021. The current CEO is Stephen J. Hemsley (since May 2025). Andrew Witty served as CEO from February 2021 to May 2025, when he stepped down for personal reasons and Hemsley returned to the role. UnitedHealth Group (NYSE: UNH), […]
⚠ Leadership Update: Michael C. Kaufmann served as CEO of Cardinal Health from January 2018 to September 2022. The current CEO is Jason Hollar (since September 1, 2022). This page is maintained as a historical reference. Cardinal Health, Inc. (NYSE: CAH), one of the largest healthcare services and products companies in the world, is headquartered […]