Thermo Fisher Scientific Inc.

Ownership Transactions Reported by 25 Insiders

Symbol
TMO on NYSE
Industry
Measuring & Controlling Devices, NEC
Location
168 Third Avenue, Waltham, MA

Insiders trading volume in the past year

Thermo Fisher Scientific Inc. executives and other stock owners filed with the SEC include:

Name Relationship Holdings Value Past Year Net Change Change % Report Date
Marc N. Casper Chairman & CEO, Director $80.1M -$47.5M -37.2% Oct 24, 2025
Mark P. Stevenson Retiring Executive VP & COO $60.5M Feb 25, 2022
Scott M. Sperling Director $40.5M Sep 27, 2025
Stephen Williamson Sr. VP and CFO $24.9M -$11.6M -31.8% Nov 14, 2025
Michel Lagarde Executive Vice President & COO $14M -$2.76M -16.5% Nov 13, 2025
Gianluca Pettiti Executive Vice President $12.3M -$2.62M -17.6% Nov 10, 2025
Michael D. Shafer Executive Vice President $9.17M -$945K -9.34% Aug 28, 2025
Lisa P. Britt Sr. VP and Chief HR Officer $7.7M -$6.47M -45.7% Nov 12, 2025
Frederick M. Lowery Executive Vice President $7.61M -$9.73M -56.1% Aug 28, 2025
Jim P. Manzi Director $6.86M Feb 3, 2023
Thomas J. Lynch Director $6.61M Nov 5, 2021
Nelson Chai Director $6.33M -$6.31K -0.1% May 21, 2025
Michael A. Boxer SVP and General Counsel $5.76M -$2.01M -25.9% Mar 10, 2025
Lars Rebien Sorensen Director $5.46M May 22, 2024
C. Martin Harris Director $3.86M May 21, 2025
Tyler Jacks Director $3.83M May 21, 2025
Dion J. Weisler Director $3.43M Sep 27, 2025
Thomas B. Shropshire Jr. SVP and General Counsel $2.32M Jun 2, 2025
Mullen James C Director $1.45M May 21, 2025
R. Alexandra Keith Director $1.44M Sep 27, 2025
Ruby R. Chandy Director $1.27M May 21, 2025
Joseph R. Holmes VP & Chief Accounting Officer $1.14M -$190K -14.2% Aug 28, 2025
Debora L. Spar Director $903K May 21, 2025
Jennifer M. Johnson Director $598K Sep 27, 2025
Karen S. Lynch Director $329K Sep 27, 2025

Recent Insider Transactions by Companies or Individuals for Thermo Fisher Scientific Inc.

Insider Symbol Class Transaction % Value $ * Price $ Shares Shares Owned Date Ownership
* An asterisk sign (*) next to the price indicates that the price is likely invalid.