TMO · Thermo Fisher Scientific Inc.
Trades by corporate insiders — officers, directors and holders of more than 10% of the shares — disclosed to the SEC on Forms 4 and 5. Form 3 supplies initial ownership rather than a trade; Form 4 must be filed within two business days of the trade.
Insider Sentiment Score
Peer-relative 0–100 rank of how aggressively insiders accumulated over the trailing 90 days. See the full ranking.
| Date | Insider | Role | Type | Security | Shares |
|---|---|---|---|---|---|
| 2026-08-31 | Pettiti Gianluca |
President & COO |
Convert↑
|
Common Stock
|
3,733 |
| 2026-08-31 | Pettiti Gianluca |
President & COO |
Convert↓
Filing footnotes — Stock Option (Right to Buy) (Direct)
The option vested in four equal installments on February 25, 2021, 2022, 2023 and 2024. |
Stock Option (Right to Buy)
|
3,733 |
| 2026-08-31 | Pettiti Gianluca |
President & COO |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 2, 2026. |
Common Stock
|
400 |
| 2026-08-31 | Pettiti Gianluca |
President & COO |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 2, 2026. |
Common Stock
|
3,733 |
| 2026-08-28 | Britt Lisa P. |
Sr. VP and Chief HR Officer |
Tax↓
|
Common Stock
|
85 |
| 2026-08-28 | Meyer James |
Sr. Vice President & CFO |
Tax↓
|
Common Stock
|
37 |
| 2026-08-28 | Meyer James |
Sr. Vice President & CFO |
Tax↓
|
Common Stock
|
55 |
| 2026-08-28 | Shafer Michael D |
Executive Vice President |
Tax↓
|
Common Stock
|
162 |
| 2026-08-28 | Britt Lisa P. |
Sr. VP and Chief HR Officer |
Tax↓
|
Common Stock
|
87 |
| 2026-08-28 | Britt Lisa P. |
Sr. VP and Chief HR Officer |
Tax↓
|
Common Stock
|
116 |
| 2026-08-28 | Pettiti Gianluca |
President & COO |
Tax↓
|
Common Stock
|
249 |
| 2026-08-28 | Holmes Joseph R. |
VP & Chief Accounting Officer |
Tax↓
|
Common Stock
|
11 |
| 2026-08-28 | Holmes Joseph R. |
VP & Chief Accounting Officer |
Tax↓
|
Common Stock
|
10 |
| 2026-08-28 | Pettiti Gianluca |
President & COO |
Tax↓
|
Common Stock
|
303 |
| 2026-08-28 | Holmes Joseph R. |
VP & Chief Accounting Officer |
Tax↓
|
Common Stock
|
12 |
| 2026-08-28 | Shropshire Thomas B Jr. |
SVP and General Counsel |
Tax↓
|
Common Stock
|
49 |
| 2026-08-28 | CASPER MARC N |
Director |
Tax↓
|
Common Stock
|
531 |
| 2026-08-28 | Pettiti Gianluca |
President & COO |
Tax↓
|
Common Stock
|
212 |
| 2026-08-28 | Britt Lisa P. |
Sr. VP and Chief HR Officer |
Tax↓
|
Common Stock
|
105 |
| 2026-08-28 | Shafer Michael D |
Executive Vice President |
Tax↓
|
Common Stock
|
189 |
| 2026-08-28 | Meyer James |
Sr. Vice President & CFO |
Tax↓
|
Common Stock
|
113 |
| 2026-08-28 | Meyer James |
Sr. Vice President & CFO |
Tax↓
|
Common Stock
|
19 |
| 2026-08-28 | Holmes Joseph R. |
VP & Chief Accounting Officer |
Tax↓
|
Common Stock
|
14 |
| 2026-08-28 | Shafer Michael D |
Executive Vice President |
Tax↓
|
Common Stock
|
210 |
| 2026-08-28 | Pettiti Gianluca |
President & COO |
Tax↓
|
Common Stock
|
269 |
| 2026-08-28 | CASPER MARC N |
Director |
Tax↓
|
Common Stock
|
724 |
| 2026-08-28 | Shafer Michael D |
Executive Vice President |
Tax↓
|
Common Stock
|
227 |
| 2026-08-28 | Meyer James |
Sr. Vice President & CFO |
Tax↓
|
Common Stock
|
44 |
| 2026-08-24 | CASPER MARC N |
Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $626.25 to $627.21, inclusive. |
Common Stock
|
33 |
| 2026-08-24 | CASPER MARC N |
Director |
Convert↓
Filing footnotes — Stock Option (Right to Buy) (Direct)
The option vested in four equal installments on February 25, 2021, 2022, 2023, and 2024. |
Stock Option (Right to Buy)
|
275 |
| 2026-08-24 | CASPER MARC N |
Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $628.48 to $628.89, inclusive. |
Common Stock
|
62 |
| 2026-08-24 | CASPER MARC N |
Director |
Convert↑
|
Common Stock
|
275 |
| 2026-08-24 | CASPER MARC N |
Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $627.43 to $628.34, inclusive. |
Common Stock
|
79 |
| 2026-08-24 | CASPER MARC N |
Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $625.00 to $625.98, inclusive. The reporting person undertakes to provide to Thermo Fisher Scientific Inc. ("TMO"), any security holder of TMO or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (2), (3), (4) and (5) to this Form 4. |
Common Stock
|
101 |
| 2026-08-22 | Meyer James |
Sr. Vice President & CFO |
Tax↓
Filing footnotes — Common Stock (Direct)
Includes 19.519 shares acquired under the Issuers employees stock purchase plan on May 15, 2026. |
Common Stock
|
30 |
| 2026-08-21 | CASPER MARC N |
Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $627.00 to $627.99, inclusive. |
Common Stock
|
1,791 |
| 2026-08-21 | CASPER MARC N |
Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $628.00 to $628.94, inclusive. |
Common Stock
|
2,147 |
| 2026-08-21 | CASPER MARC N |
Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $625.00 to $625.97, inclusive. |
Common Stock
|
2,727 |
| 2026-08-21 | CASPER MARC N |
Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $626.00 to $626.99, inclusive. |
Common Stock
|
3,014 |
| 2026-08-21 | CASPER MARC N |
Director |
Convert↑
|
Common Stock
|
10,000 |
| 2026-08-21 | CASPER MARC N |
Director |
Convert↓
Filing footnotes — Stock Option (Right to Buy) (Direct)
The option vested in four equal installments on February 25, 2021, 2022, 2023, and 2024. |
Stock Option (Right to Buy)
|
10,000 |
| 2026-08-21 | CASPER MARC N |
Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $629.00 to $629.20, inclusive. |
Common Stock
|
321 |
| 2026-08-20 | CASPER MARC N |
Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $632.60 to $633.32, inclusive. |
Common Stock
|
560 |
| 2026-08-20 | CASPER MARC N |
Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $628.36 to $629.33, inclusive. |
Common Stock
|
2,601 |
| 2026-08-20 | CASPER MARC N |
Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $629.41 to $630.37, inclusive. |
Common Stock
|
1,250 |
| 2026-08-20 | CASPER MARC N |
Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $626.17 to $627.08, inclusive. |
Common Stock
|
821 |
| 2026-08-20 | CASPER MARC N |
Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $631.52 to $632.44, inclusive. |
Common Stock
|
1,430 |
| 2026-08-20 | CASPER MARC N |
Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2026. |
Common Stock
|
80 |
| 2026-08-20 | CASPER MARC N |
Director |
Sell↓
Filing footnotes — Common Stock (Direct)
The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on April 27, 2026. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $630.47 to $631.37, inclusive. |
Common Stock
|
1,035 |
| 2026-08-20 | CASPER MARC N |
Director |
Convert↓
Filing footnotes — Stock Option (Right to Buy) (Direct)
The option vested in four equal installments on February 25, 2021, 2022, 2023, and 2024. |
Stock Option (Right to Buy)
|
10,000 |