21 insiders reported 346 Form 4 transactions for THERMO FISHER SCIENTIFIC INC. (TMO) over the past 18 months (most recent 2026-09-01). Recent activity: CASPER MARC N (Chairman & CEO) Sell 725 shares, Holmes Joseph R. (VP & Chief Accounting Officer) Sell 15 shares, Holmes Joseph R. (VP & Chief Accounting Officer) Sell 11 shares, Pettiti Gianluca (President & COO) Sell 212 shares, Shafer Michael D (Executive Vice President) Sell 162 shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-01 | CASPER MARC N | Chairman & CEO | Sell | 725 | $450,935 |
| 2026-09-01 | Holmes Joseph R. | VP & Chief Accounting Officer | Sell | 15 | $9,314 |
| 2026-09-01 | Holmes Joseph R. | VP & Chief Accounting Officer | Sell | 11 | $6,575 |
| 2026-09-01 | Pettiti Gianluca | President & COO | Sell | 212 | $132,061 |
| 2026-09-01 | Shafer Michael D | Executive Vice President | Sell | 162 | $101,077 |
| 2026-09-01 | Shropshire Thomas B Jr. | SVP and General Counsel | Sell | 49 | $30,502 |
| 2026-09-01 | Meyer James | Sr. Vice President & CFO | Sell | 37 | $23,164 |
| 2026-09-01 | Britt Lisa P. | Sr. VP and Chief HR Officer | Sell | 87 | $54,148 |
| 2026-09-01 | Britt Lisa P. | Sr. VP and Chief HR Officer | Sell | 116 | $72,198 |
| 2026-09-01 | Holmes Joseph R. | VP & Chief Accounting Officer | Sell | 13 | $8,035 |
| 2026-09-01 | Pettiti Gianluca | President & COO | Sell | 304 | $188,918 |
| 2026-09-01 | Shafer Michael D | Executive Vice President | Sell | 211 | $131,159 |
| 2026-09-01 | Meyer James | Sr. Vice President & CFO | Sell | 44 | $27,676 |
| 2026-09-01 | Britt Lisa P. | Sr. VP and Chief HR Officer | Sell | 105 | $65,580 |
| 2026-09-01 | Holmes Joseph R. | VP & Chief Accounting Officer | Sell | 11 | $7,122 |
| 2026-09-01 | Pettiti Gianluca | President & COO | Sell | 249 | $154,925 |
| 2026-09-01 | Shafer Michael D | Executive Vice President | Sell | 190 | $117,924 |
| 2026-09-01 | Meyer James | Sr. Vice President & CFO | Sell | 20 | $12,334 |
| 2026-09-01 | Britt Lisa P. | Sr. VP and Chief HR Officer | Sell | 85 | $52,945 |
| 2026-09-01 | Meyer James | Sr. Vice President & CFO | Sell | 114 | $70,694 |
| 2026-09-01 | Pettiti Gianluca | President & COO | Sell | 270 | $167,860 |
| 2026-09-01 | Shafer Michael D | Executive Vice President | Sell | 227 | $141,387 |
| 2026-09-01 | Meyer James | Sr. Vice President & CFO | Sell | 55 | $34,295 |
| 2026-09-01 | Pettiti Gianluca | President & COO | Sell | 400 | $245,752 |
| 2026-09-01 | CASPER MARC N | Chairman & CEO | Sell | 532 | $330,907 |
Source: SEC Form 4 filings · as of 2026-09-01