secwatch / observer
TMO THERMO FISHER SCIENTIFIC INC.
CIK 0000097745 50 ready 8-Ks latest April 23, 2026, 7:59 PM ET RSS · JSON
Activity: QUIET 0 filings / 30d vs 1 baseline
Ready 8-Ks 50
Latest filing May 26, 2026, 7:31 AM ET
Top materiality 0.85
Event mix earnings ×18 · debt ×11 · other_material ×7
Sentiment 12 pos · 4 neg · 34 neu
Latest earnings reported 2026-Q1
Executive change recent →

Recent 8-K filings for TMO

Executive changes

Appointed

Karen S. Lynch

director
TMO · THERMO FISHER SCIENTIFIC INC.
Effective
2025-02-19
Filed
February 19, 2025, 6:59 PM ET
increased its size to twelve members and elected Karen S. Lynch as a director of the Company, effective February 19, 2025, for a term expiring at the Company’s 2025 annual meeting.
Appointed

Jennifer Johnson

director
TMO · THERMO FISHER SCIENTIFIC INC.
Effective
2023-07-13
Filed
July 13, 2023, 7:59 PM ET
elected Jennifer “Jenny” Johnson, president and chief executive officer of Franklin Resources, Inc., as a director of the Company, effective July 13, 2023
Appointed

Ruby R. Chandy

director
TMO · THERMO FISHER SCIENTIFIC INC.
Effective
2022-03-01
Filed
February 24, 2022, 6:59 PM ET
On February 23, 2022, the Board of Directors of Thermo Fisher Scientific Inc. (the “Company”) increased the size of its board to thirteen members and elected Ruby R. Chandy as a director of the Company for a term expiring at the Company’s 2022 annual meeting, both effective as of March 1, 2022.
Departed

Thomas J. Lynch

director
TMO · THERMO FISHER SCIENTIFIC INC.
Filed
February 24, 2022, 6:59 PM ET
Also on February 23, 2022, Thomas J. Lynch, who has served as a director of the Company since 2009, and as Lead Director since 2020, advised the Board that he plans to retire from the Board when his current term as a director expires at the 2022 annual meeting.
Departed

Mark Stevenson

Executive Vice President and Chief Operating Officer
TMO · THERMO FISHER SCIENTIFIC INC.
Effective
2022-03-18
Successor
Michel Lagarde
Filed
September 28, 2021, 7:59 PM ET
Mark Stevenson, Executive Vice President and Chief Operating Officer of Thermo Fisher Scientific Inc. (the “Company”), notified the Company of his decision to retire effective March 18, 2022
Appointed

Gianluca Pettiti

Executive Vice President
TMO · THERMO FISHER SCIENTIFIC INC.
Effective
2021-12-27
Filed
September 28, 2021, 7:59 PM ET
the Board of Directors of the Company appointed Gianluca Pettiti, currently Senior Vice President and President of the Company’s Specialty Diagnostics business, Executive Vice President, effective December 27, 2021.
Departed

Syed Jafry

Senior Vice President, Regions
TMO · THERMO FISHER SCIENTIFIC INC.
Effective
2022-03-31
Filed
September 28, 2021, 7:59 PM ET
Syed Jafry, Senior Vice President, Regions, notified the Company of his decision to retire effective March 31, 2022.
Appointed

Michel Lagarde

Executive Vice President and Chief Operating Officer
TMO · THERMO FISHER SCIENTIFIC INC.
Effective
2022-01-01
Filed
September 28, 2021, 7:59 PM ET
the Board of Directors of the Company appointed Michel Lagarde, currently Executive Vice President, Executive Vice President and Chief Operating Officer, effective January 1, 2022.

Earnings & guidance

2026-Q1 EPS reported $4.43 filing →

Materiality & sentiment trend

Max materiality 0.85 · Median 0.65 · Most common event earnings

12 positive 4 negative 34 neutral

source · TMO on sec.gov