Stephen P. MacMillan

Chairman, President & CEO at Hologic


Steve MacMillan joined Hologic in December 2013 as President and CEO, and has led a dramatic turnaround at the Company. He was elected Chairman of the Board of Directors in June 2015. From 2005 to 2012, Mr. MacMillan served as President and Chief Executive Officer of Stryker, where he had been President since 2003. During his tenure at Stryker, Mr. MacMillan successfully led the company through a series of key strategic acquisitions, the launch of a number of products within the orthopedic implants and medical instrumentation businesses, and delivered strong operating performance, with revenue tripling from $2.8 billion to $8.3 billion between 2003 and 2011. Prior to 2003, Mr. MacMillan was a senior executive with Pharmacia, where he oversaw five global businesses with revenues exceeding $2 billion, including one in diagnostics. Prior to joining Pharmacia, Mr. MacMillan spent 11 years with Johnson & Johnson in a variety of senior roles both in the US and Europe, including President of the joint venture between Johnson & Johnson and Merck. Mr. MacMillan began his career with Procter & Gamble in 1985. He received a BA degree in Economics from Davidson College, and is a graduate of Harvard Business School’s Advanced Management Program. Mr. MacMillan serves on the board of directors of Boston Scientific Corporation, and previously served on the Boards of Alere and Texas Instruments.



  • Chairman, President & CEO

    Current role

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