THERMO FISHER SCIENTIFIC INC. (TMO)
Data as of , from SEC Form 4 filings.
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About THERMO FISHER SCIENTIFIC INC. (TMO)
THERMO FISHER SCIENTIFIC INC. is an SEC registrant, filing under CIK 0000097745, classified as measuring and controlling devices, nec. It is grouped with Information Technology companies on this site.
TMO Form 4 activity by transaction type, last 90 days
| Form 4 transaction type | Transactions | Shares | Total value |
|---|---|---|---|
| Open-market sale | 71 | 87,901 | $52.93M |
| Grant or award | 5 | 257.42 | |
| Option exercise | 22 | 154,986 | |
TMO insider transactions (Form 4)
132125 Form 4 filings on record, the earliest from Oct 1, 2024, newest first. Filing history page 1 of 3.
| Date | Insider | Transaction | Security | Shares | Price | Value |
|---|---|---|---|---|---|---|
| Dion J. Weisler - Director | Grant or award | Phantom Stock Units | 55.56 | - footnote F2 | - | |
| ||||||
| Scott M. Sperling - Director | Grant or award | Phantom Stock Units | 62.96 | - footnote F2 | - | |
| ||||||
 Karen S. Lynch - Director | Grant or award | Phantom Stock Units | 46.3 | - footnote F2 | - | |
| ||||||
 R. Alexandra Keith - Director | Grant or award | Phantom Stock Units | 46.3 | - footnote F2 | - | |
| ||||||
 Jennifer M. Johnson - Director | Grant or award | Phantom Stock Units | 46.3 | - footnote F2 | - | |
| ||||||
 Marc N. Casper - Officer | Tax withholding / forfeiture | Common Stock | 724.77 | $622.18 | $451K | |
| Marc N. Casper - Officer | Tax withholding / forfeiture | Common Stock | 531.85 | $622.18 | $331K | |
| James Meyer - Officer | Tax withholding / forfeiture | Common Stock | 37.23 | $622.18 | $23K | |
| James Meyer - Officer | Tax withholding / forfeiture | Common Stock | 44.48 | $622.18 | $28K | |
| James Meyer - Officer | Tax withholding / forfeiture | Common Stock | 19.82 | $622.18 | $12K | |
| James Meyer - Officer | Tax withholding / forfeiture | Common Stock | 55.12 | $622.18 | $34K | |
| James Meyer - Officer | Tax withholding / forfeiture | Common Stock | 113.62 | $622.18 | $71K | |
| Thomas B. Shropshire Jr. - Officer | Tax withholding / forfeiture | Common Stock | 49.02 | $622.18 | $31K | |
| Michael D. Shafer - Officer | Tax withholding / forfeiture | Common Stock | 189.53 | $622.18 | $118K | |
| Michael D. Shafer - Officer | Tax withholding / forfeiture | Common Stock | 227.25 | $622.18 | $141K | |
| Michael D. Shafer - Officer | Tax withholding / forfeiture | Common Stock | 162.46 | $622.18 | $101K | |
| Michael D. Shafer - Officer | Tax withholding / forfeiture | Common Stock | 210.81 | $622.18 | $131K | |
| Joseph R. Holmes - Officer | Tax withholding / forfeiture | Common Stock | 10.57 | $622.18 | $7K | |
| Joseph R. Holmes - Officer | Tax withholding / forfeiture | Common Stock | 12.92 | $622.18 | $8K | |
| Joseph R. Holmes - Officer | Tax withholding / forfeiture | Common Stock | 11.45 | $622.18 | $7K | |
| Joseph R. Holmes - Officer | Tax withholding / forfeiture | Common Stock | 14.97 | $622.18 | $9K | |
| Gianluca Pettiti - Officer | Tax withholding / forfeiture | Common Stock | 212.26 | $622.18 | $132K | |
| Gianluca Pettiti - Officer | Tax withholding / forfeiture | Common Stock | 303.64 | $622.18 | $189K | |
| Gianluca Pettiti - Officer | Tax withholding / forfeiture | Common Stock | 249 | $622.18 | $155K | |
| Gianluca Pettiti - Officer | Tax withholding / forfeiture | Common Stock | 269.79 | $622.18 | $168K | |
| Gianluca Pettiti - Officer | Open-market sale | Common Stock | 400 | $614.38 | $246K | |
| Gianluca Pettiti - Officer | Option exercise | Common Stock | 3,733 | $309.63 | $1.16M | |
| Gianluca Pettiti - Officer | Open-market sale | Common Stock | 3,733 | $614.38 | $2.29M | |
| Gianluca Pettiti - Officer | Option exercise | Stock Option (Right to Buy) | 3,733 | $0.00 | - | |
| Lisa P. Britt - Officer | Tax withholding / forfeiture | Common Stock | 87.03 | $622.18 | $54K | |
| Lisa P. Britt - Officer | Tax withholding / forfeiture | Common Stock | 116.04 | $622.18 | $72K | |
| Lisa P. Britt - Officer | Tax withholding / forfeiture | Common Stock | 105.4 | $622.18 | $66K | |
| Lisa P. Britt - Officer | Tax withholding / forfeiture | Common Stock | 85.1 | $622.18 | $53K | |
| Marc N. Casper - Officer | Option exercise | Common Stock | 275 | $309.63 | $85K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 101 | $625.41 footnote F2 | $63K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 33 | $626.59 footnote F3 | $21K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 79 | $628.01 footnote F4 | $50K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 62 | $628.74 footnote F5 | $39K | |
| Marc N. Casper - Officer | Option exercise | Stock Option (Right to Buy) | 275 | $0.00 | - | |
| ||||||
| James Meyer - Officer | Tax withholding / forfeiture | Common Stock | 30.95 | $629.27 | $19K | |
| Marc N. Casper - Officer | Option exercise | Common Stock | 10,000 | $309.63 | $3.10M | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 909 | $625.45 footnote F2 | $569K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 821 | $626.83 footnote F3 | $515K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 1,314 | $627.66 footnote F4 | $825K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 2,601 | $628.82 footnote F5 | $1.64M | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 1,250 | $629.85 footnote F6 | $787K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 1,035 | $630.87 footnote F7 | $653K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 1,430 | $632.01 footnote F8 | $904K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 560 | $632.94 footnote F9 | $354K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 80 | $633.99 | $51K | |
| Marc N. Casper - Officer | Option exercise | Common Stock | 10,000 | $309.63 | $3.10M | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 2,727 | $625.46 footnote F10 | $1.71M | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 3,014 | $626.51 footnote F11 | $1.89M | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 1,791 | $627.39 footnote F12 | $1.12M | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 2,147 | $628.61 footnote F13 | $1.35M | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 321 | $629.10 footnote F14 | $202K | |
| Marc N. Casper - Officer | Option exercise | Stock Option (Right to Buy) | 10,000 | $0.00 | - | |
| Marc N. Casper - Officer | Option exercise | Stock Option (Right to Buy) | 10,000 | $0.00 | - | |
| ||||||
| Lisa P. Britt - Officer | Option exercise | Common Stock | 11,440 | $418.32 | $4.79M | |
| Lisa P. Britt - Officer | Open-market sale | Common Stock | 11,440 | $613.12 footnote F1 | $7.01M | |
| Lisa P. Britt - Officer | Option exercise | Stock Option (Right to Buy) | 11,440 | $0.00 | - | |
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| Michael D. Shafer - Officer | Option exercise | Common Stock | 11,200 | $309.63 | $3.47M | |
| Michael D. Shafer - Officer | Open-market sale | Common Stock | 11,200 | $600.00 | $6.72M | |
| Michael D. Shafer - Officer | Option exercise | Common Stock | 14,300 | $418.32 | $5.98M | |
| Michael D. Shafer - Officer | Open-market sale | Common Stock | 14,300 | $600.00 | $8.58M | |
| Michael D. Shafer - Officer | Option exercise | Stock Option (Right to Buy) | 11,200 | $0.00 | - | |
| Michael D. Shafer - Officer | Option exercise | Stock Option (Right to Buy) | 14,300 | $0.00 | - | |
| Joseph R. Holmes - Officer | Option exercise | Common Stock | 420 | $309.63 | $130K | |
| Joseph R. Holmes - Officer | Open-market sale | Common Stock | 420 | $584.81 | $246K | |
| Joseph R. Holmes - Officer | Option exercise | Stock Option (Right to Buy) | 420 footnote F1 | $0.00 | - | |
| ||||||
| Marc N. Casper - Officer | Open-market sale | Common Stock | 18 | $583.37 footnote F2 | $11K | |
| Marc N. Casper - Officer | Option exercise | Common Stock | 275 | $309.63 | $85K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 6 | $577.37 | $3K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 4 | $579.26 | $2K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 2 | $579.27 | $1K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 4 | $580.71 | $2K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 3 | $580.72 | $2K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 5 | $581.85 | $3K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 2 | $581.86 | $1K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 63 | $584.40 footnote F3 | $37K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 30 | $585.42 footnote F4 | $18K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 58 | $586.53 footnote F5 | $34K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 12 | $587.64 footnote F6 | $7K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 32 | $589.51 footnote F7 | $19K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 29 | $590.77 footnote F8 | $17K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 7 | $593.32 footnote F9 | $4K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 94 | $577.37 | $54K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 114 | $579.26 footnote F10 | $66K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 113 | $580.71 footnote F11 | $66K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 113 | $581.85 footnote F12 | $66K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 302 | $583.35 footnote F13 | $176K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 1,035 | $584.41 footnote F3 | $605K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 530 | $585.44 footnote F4 | $310K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 945 | $586.52 footnote F5 | $554K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 228 | $587.64 footnote F6 | $134K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 522 | $589.52 footnote F7 | $308K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 495 | $590.78 footnote F8 | $292K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 117 | $593.31 footnote F9 | $69K | |
| Marc N. Casper - Officer | Option exercise | Stock Option (Right to Buy) | 275 | $0.00 | - | |
| ||||||
| Lisa P. Britt - Officer | Option exercise | Common Stock | 5,850 | $309.63 | $1.81M | |
| Lisa P. Britt - Officer | Open-market sale | Common Stock | 5,850 | $580.00 | $3.39M | |
| Lisa P. Britt - Officer | Option exercise | Stock Option (Right to Buy) | 5,850 | $0.00 | - | |
| Marc N. Casper - Officer | Option exercise | Common Stock | 10,000 | $309.63 | $3.10M | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 480 | $571.05 footnote F2 | $274K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 1,631 | $572.43 footnote F3 | $934K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 2,545 | $573.53 footnote F4 | $1.46M | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 1,617 | $574.40 footnote F5 | $929K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 2,164 | $575.46 footnote F6 | $1.25M | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 480 | $576.46 footnote F7 | $277K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 451 | $577.43 footnote F8 | $260K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 321 | $578.67 footnote F9 | $186K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 311 | $579.90 footnote F10 | $180K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 240 | $571.00 footnote F11 | $137K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 660 | $572.33 footnote F12 | $378K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 1,200 | $573.34 footnote F13 | $688K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 1,008 | $574.28 footnote F14 | $579K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 1,060 | $575.41 footnote F15 | $610K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 225 | $576.09 footnote F16 | $130K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 361 | $577.57 footnote F17 | $209K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 119 | $578.93 footnote F18 | $69K | |
| Marc N. Casper - Officer | Open-market sale | Common Stock | 127 | $580.01 footnote F19 | $74K | |
| Marc N. Casper - Officer | Option exercise | Stock Option (Right to Buy) | 10,000 | $0.00 | - | |
| ||||||
| Gianluca Pettiti - Officer | Open-market sale | Common Stock | 400 | $565.00 | $226K | |
| Scott M. Sperling - Director | Grant or award | Phantom Stock Units | 82.84 | - footnote F2 | - | |
| ||||||
| R. Alexandra Keith - Director | Grant or award | Phantom Stock Units | 60.91 | - footnote F2 | - | |
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| Dion J. Weisler - Director | Grant or award | Phantom Stock Units | 73.1 | - footnote F2 | - | |
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| Karen S. Lynch - Director | Grant or award | Phantom Stock Units | 60.91 | - footnote F2 | - | |
| ||||||
| Jennifer M. Johnson - Director | Grant or award | Phantom Stock Units | 60.91 | - footnote F2 | - | |
| ||||||
| Dion J. Weisler - Director | Tax withholding / forfeiture | Common Stock | 80.29 | $451.79 | $36K | |
| Dion J. Weisler - Director | Grant or award | Common Stock | 499 | $0.00 | - | |
| Scott M. Sperling - Director | Grant or award | Common Stock | 499 | $0.00 | - | |
 Debora L. Spar - Director | Grant or award | Common Stock | 499 | $0.00 | - | |
Item 2.02, 9.01
Item 5.07
Item 2.02, 9.01
Item 8.01, 9.01
Recent TMO Form 144 notices of proposed sale
3An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.
| Filed | Filer | Relationship | Shares | Market value | Notice |
|---|---|---|---|---|---|
| Pettiti Gianluca | Officer | 4,133 | $2.54M | View on EDGAR | |
| CASPER MARC N | Officer, Director | 275 | $172K |
Stock trades in TMO disclosed by members of the U.S. House in the last 12 months, newest first. Values are the ranges as filed.
| Member | Type | Traded | Disclosed | Value range | Owner | Days to disclose | Filing |
|---|---|---|---|---|---|---|---|
 Michael A. RulliRepublican, OH-06 | Sale |
TMO insider trading FAQ
What is the latest insider trade for TMO?
THERMO FISHER SCIENTIFIC INC. (TMO) had 22 insider filings in the last 90 days, with the most recent on 2026-09-29. The full record for TMO runs to 125 Form 4 filings, the earliest from 2024-10-01. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.
How many insiders are buying TMO stock?
No insider purchases of TMO were filed in the last 90 days.
How many insiders are selling TMO stock?
71 insider sales of TMO were filed in the last 90 days, totaling $52.93M.
Where can I see TMO SEC filings (Form 4, 10-K, 10-Q, 8-K)?
This page collects TMO Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.
More Information Technology companies with insider activity
Recent insider filings
10The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.
- - Dion J. Weisler view on EDGAR
- - Scott M. Sperling view on EDGAR
- - Karen S. Lynch view on EDGAR
- - R. Alexandra Keith view on EDGAR
- - Jennifer M. Johnson view on EDGAR
- - Marc N. Casper view on EDGAR
- - James Meyer view on EDGAR
- - Thomas B. Shropshire Jr. view on EDGAR
- - Michael D. Shafer view on EDGAR
Related companies with recent insider activity
Learn more
- Insider selling: signal or noise?
- Why most insider sales are routine, and the few patterns worth a second look.
- Form 144 vs Form 4
- A Form 144 announces a planned sale; the Form 4 reports it after it happens.
- Insider activity in Information Technology
- Where TMO's peers are being bought and sold.
- Every recent Form 4
- The market-wide feed, updated as filings arrive from SEC EDGAR.
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