Insmed Incorporated (INSM) Executive Team
Insmed executive team at a glance
Insmed lists 10 executives, led by William H. Lewis J.D., M.B.A., President, CEO & Chairman (age 56). Sara M. Bonstein M.B.A. is the company's Chief Financial Officer (age 44).
In fiscal year 2025 the highest-paid executive was William H. Lewis J.D., M.B.A., President, CEO & Chairman, with total pay of $2.47 million. The 6 executives with reported pay received $7.79 million in all.
The average age of the executives with a known age is 53; the youngest is 44 and the oldest 61.
Titles, ages and pay from company filings; pay for fiscal year 2025.
Insmed Incorporated
Executive Team
Mr. William H. Lewis J.D., M.B.A.
President, CEO & Chairman
Ms. Sara M. Bonstein M.B.A.
Chief Financial Officer
Mr. Roger Adsett M.B.A.
Chief Operating Officer
Mr. Michael Alexander Smith J.D.
Chief Legal Officer & Corporate Secretary
Dr. Martina Flammer M.B.A., M.D.
Chief Medical Officer
Mr. Brian K. Kaspar Ph.D.
Chief Scientific Officer
Bryan Dunn
Vice President of Investor Relations
Ms. Christie Camelio
Chief Compliance Officer
Ms. Claire Mulhearn
Vice President of Corporate Communications
Ms. S. Nicole Schaeffer M.B.A.
Chief People Strategy Officer
Insmed executive pay, fiscal year 2025
| Executive | Title | Age | Total pay |
|---|---|---|---|
| William H. Lewis J.D., M.B.A. | President, CEO & Chairman | 56 | $2.47 million |
| Martina Flammer M.B.A., M.D. | Chief Medical Officer | 61 | $1.22 million |
| Roger Adsett M.B.A. | Chief Operating Officer | 56 | $1.19 million |
| Michael Alexander Smith J.D. | Chief Legal Officer & Corporate Secretary | 47 | $1.14 million |
| Sara M. Bonstein M.B.A. | Chief Financial Officer | 44 | $1.12 million |
| S. Nicole Schaeffer M.B.A. | Chief People Strategy Officer | 57 | $660,810 |
Total pay as reported for the fiscal year; it can include salary, bonus and stock awards.
Questions and answers
Who is the CEO of Insmed?
William H. Lewis J.D., M.B.A. (President, CEO & Chairman), age 56; total pay in fiscal year 2025 was $2.47 million.
Who is Insmed's chief financial officer?
Sara M. Bonstein M.B.A. (Chief Financial Officer), age 44.
Who is the highest-paid executive at Insmed?
William H. Lewis J.D., M.B.A., President, CEO & Chairman, with total pay of $2.47 million in fiscal year 2025.
Who are Insmed's top executives?
William H. Lewis J.D., M.B.A. (President, CEO & Chairman), Sara M. Bonstein M.B.A. (Chief Financial Officer), Roger Adsett M.B.A. (Chief Operating Officer), Michael Alexander Smith J.D. (Chief Legal Officer & Corporate Secretary) and Martina Flammer M.B.A., M.D. (Chief Medical Officer), and 5 more.
