TMO insider buying and SEC filings
THERMO FISHER SCIENTIFIC INC. · NYSE · Measuring & Controlling Devices, NEC
TMO insider transactions
Officers, directors and 10% owners must tell the SEC when they buy or sell THERMO FISHER SCIENTIFIC INC. stock, within two business days. These are the most recent, straight from EDGAR.
SEC's current record for THERMO FISHER SCIENTIFIC INC. holds 1000 filings, of which 567 are insider filings. They span 2019-07-31 to 2026-08-20. Form 3, 4 appear in it.
| Form | Filed | Insider | Transaction | |
|---|---|---|---|---|
| 4 | 2026-08-20 | Britt Lisa P. — Sr. VP and Chief HR Officer | Option exercise · 11,440 shares Open-market sale · 11,440 shares | Filing |
| 4 | 2026-08-13 | Shafer Michael D — Executive Vice President | Option exercise · 25,500 shares across 2 transactions Open-market sale · 25,500 shares across 2 transactions | Filing |
| 4 | 2026-08-10 | Holmes Joseph R. — VP & Chief Accounting Officer | Option exercise · 420 shares Open-market sale · 420 shares | Filing |
| 4 | 2026-08-10 | CASPER MARC N — Chairman & CEO | Option exercise · 275 shares Open-market sale · 4,883 shares across 27 transactions | Filing |
| 4 | 2026-08-07 | Britt Lisa P. — Sr. VP and Chief HR Officer | Option exercise · 5,850 shares Open-market sale · 5,850 shares | Filing |
| 4 | 2026-08-07 | CASPER MARC N — Chairman & CEO | Option exercise · 10,000 shares Open-market sale · 15,000 shares across 18 transactions | Filing |
| 4 | 2026-08-07 | CASPER MARC N — Chairman & CEO | Option exercise · 10,000 shares Open-market sale · 15,000 shares across 22 transactions | Filing |
| 4 | 2026-07-28 | Gianluca Pettiti — President & COO | Open-market sale · 400 shares | Filing |
Transaction wording follows the code on the filing itself. An option exercise or a tax withholding is not a market decision, and is not shown as one.
- Form 4 — An insider bought or sold company stock
Other recent THERMO FISHER SCIENTIFIC INC. filings
| Form | Filed | Document |
|---|---|---|
| 10-Q | 2026-07-31 | 10-Q |
| 8-K | 2026-07-23 | 8-K |
| 8-K | 2026-05-26 | 8-K |
| 10-Q | 2026-05-01 | 10-Q |
| 8-K | 2026-04-23 | 8-K |
| DEF 14A | 2026-04-07 | DEF 14A |
| 8-K | 2026-03-24 | 8-K |
| 10-K | 2026-02-26 | 10-K |
Reading these accurately
A Form 4 records what happened, precisely and on the record — it has no field for why. A sale can be scheduled months in advance under a Rule 10b5-1 plan, and vesting and option exercises appear alongside open-market decisions. The fuller version is in what insider buying and selling actually signals; to look up any other company, use the insider filing tracker.
Keeping up with THERMO FISHER SCIENTIFIC INC.
Filings arrive on THERMO FISHER SCIENTIFIC INC.'s schedule rather than yours, usually while you are working. Pip watches the companies you already own and sends one plain-English briefing each market morning — what was filed, what was reported, and the document attached so you can check it yourself.