Thermo Fisher Scientific's top three insider shareholders as of April 22, 2026 are Marc N Casper (Chairman Ceo, 123.93K shares), Michel Lagarde (Executive Vice President, 85.15K shares), Scott M Sperling (Director, 68.98K shares).
| Holder | Position | Shares (Direct) | Shares (Indirect) | Report Date |
|---|---|---|---|---|
| Marc N Casper | Chairman Ceo | 123,925 | 0 | 09 Mar, 2026 |
| Michel Lagarde | Executive Vice President | 85,151 | 0 | 02 Mar, 2026 |
| Scott M Sperling | - | 68,980 | 0 | 11 Dec, 2025 |
| Mark Stevenson | Retiring Executive Vp Coo | 62,141 | 0 | 01 Mar, 2022 |
| Marc N Casper | Chairman Ceo | 0 | 34,825 | 04 Aug, 2021 |
| Gianluca Pettiti | President Coo | 25,451 | 0 | 02 Mar, 2026 |
| Michael D Shafer | Executive Vice President | 20,950 | 0 | 12 Mar, 2026 |
| Frederick M. Lowery | Executive Vice President | 15,044 | 0 | 02 Mar, 2026 |
| Nelson Chai | - | 14,817 | 0 | 22 May, 2025 |
| Jim P Manzi | - | 14,807 | 0 | 07 Feb, 2023 |
| Lisa P. Britt | Sr. Vp And Chief Hr Officer | 14,784 | 0 | 02 Mar, 2026 |
| Marc N Casper | Chairman Ceo | 0 | 14,608 | 12 Nov, 2024 |
| Marc N Casper | Chairman Ceo | 0 | 11,300 | 30 Nov, 2023 |
| Michael A Boxer | Svp And General Counsel | 10,816 | 0 | 11 Mar, 2025 |
| Thomas J Lynch | - | 10,257 | 0 | 08 Nov, 2021 |
| Lars Rebien Sorensen | - | 9,233 | 0 | 23 May, 2024 |
| C Martin Harris | - | 9,033 | 0 | 22 May, 2025 |
| Tyler Jacks | - | 8,963 | 0 | 22 May, 2025 |
| Thomas B Jr. Shropshire | Svp And General Counsel | 6,058 | 0 | 27 Feb, 2026 |
| Dion J Weisler | - | 5,028 | 0 | 22 May, 2025 |
| Marc N Casper | Chairman Ceo | 0 | 5,000 | 13 Feb, 2023 |
| James C Mullen | - | 3,393 | 0 | 22 May, 2025 |
| Joseph R. Holmes | Vp Chief Accounting Officer | 2,966 | 0 | 02 Mar, 2026 |
| Ruby R Chandy | - | 2,964 | 0 | 22 May, 2025 |
| Debora L Spar | - | 2,111 | 0 | 22 May, 2025 |
| R. Alexandra Keith | - | 2,103 | 0 | 22 May, 2025 |
| Jennifer M Johnson | - | 904 | 0 | 22 May, 2025 |
| Karen S Lynch | - | 660 | 0 | 22 May, 2025 |
* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.
| Transaction Date | Insider Name | Security Class | Transaction Type | Shares Traded | Price | Shares Remaining | Ownership | Code |
|---|---|---|---|---|---|---|---|---|
| 28 Mar, 2026 | R. Alexandra Keith | Phantom Stock Units | A | 66 | - | 1,270 | D | A |
| 28 Mar, 2026 | Karen S Lynch | Phantom Stock Units | A | 66 | - | 291 | D | A |
| 28 Mar, 2026 | Scott M Sperling | Phantom Stock Units | A | 90 | - | 17,592 | D | A |
| 28 Mar, 2026 | Jennifer M Johnson | Phantom Stock Units | A | 66 | - | 661 | D | A |
| 28 Mar, 2026 | Dion J Weisler | Phantom Stock Units | A | 79 | - | 2,718 | D | A |
| 11 Mar, 2026 | Michael D Shafer | Common Stock | D | 1,607 | $499.40 | 20,950 | D | S |
| 05 Mar, 2026 | Marc N Casper | Common Stock | A | 4,000 | $309.63 | 127,925 | D | M |
| 05 Mar, 2026 | Marc N Casper | Common Stock | D | 20 | $503.66 | 127,905 | D | S |
| 05 Mar, 2026 | Marc N Casper | Common Stock | D | 60 | $505.76 | 127,845 | D | S |
| 05 Mar, 2026 | Marc N Casper | Common Stock | D | 58 | $507.54 | 127,787 | D | S |
| 05 Mar, 2026 | Marc N Casper | Common Stock | D | 99 | $509.66 | 127,688 | D | S |
| 05 Mar, 2026 | Marc N Casper | Common Stock | D | 214 | $511.78 | 127,474 | D | S |
| 05 Mar, 2026 | Marc N Casper | Common Stock | D | 411 | $512.73 | 127,063 | D | S |
| 05 Mar, 2026 | Marc N Casper | Common Stock | D | 1,133 | $513.71 | 125,930 | D | S |
| 05 Mar, 2026 | Marc N Casper | Common Stock | D | 570 | $514.71 | 125,360 | D | S |
| 05 Mar, 2026 | Marc N Casper | Common Stock | D | 348 | $515.64 | 125,012 | D | S |
| 05 Mar, 2026 | Marc N Casper | Common Stock | D | 201 | $516.73 | 124,811 | D | S |
| 05 Mar, 2026 | Marc N Casper | Common Stock | D | 106 | $517.83 | 124,705 | D | S |
| 05 Mar, 2026 | Marc N Casper | Common Stock | D | 516 | $519.13 | 124,189 | D | S |
| 05 Mar, 2026 | Marc N Casper | Common Stock | D | 264 | $519.74 | 123,925 | D | S |