TMO Insider Trading Activity and SEC Form 4 Filings
Trump's trades in TMO
From his financial disclosures
$98K+
7 purchases
$304K+
6 sales
Sale
Jun 23, 2026
Reported 60d later
$1K - $15K
Sale
Jun 18, 2026
Reported 65d later
$250K - $500K
Purchase
May 18, 2026
Reported 44d later
$1K - $15K
Sale
Apr 28, 2026
Reported 64d later
$1K - $15K
Sale
Apr 27, 2026
Reported 65d later
$1K - $15K
Purchase
Apr 17, 2026
Reported 75d later
$1K - $15K
Many orders in these accounts are placed by the account manager. See all 13 trades
TMO insider trading summary
Over the past 12 months, insiders at Thermo Fisher Scientific Inc. (TMO) reported 142 sales worth $145.5M by 7 insiders and no open-market purchases on SEC Form 4. Net insider selling was $145.5M.
Latest TMO insider buys and sells
| Date | Insider | Role | Type | Value |
|---|---|---|---|---|
| Oct 28, 2026 | Lisa P. Britt | Sr. VP and Chief HR Officer | Sell | $2.0M (2,831 @ $706.45) |
| Aug 31, 2026 | Gianluca Pettiti | President & COO | Sell | $2.3M (3,733 @ $614.38) |
| Aug 31, 2026 | Gianluca Pettiti | President & COO | Sell | $246K (400 @ $614.38) |
| Aug 24, 2026 | Marc N Casper | Chairman & CEO | Sell | $39K (62 @ $628.74) |
| Aug 24, 2026 | Marc N Casper | Chairman & CEO | Sell | $21K (33 @ $626.59) |
| Aug 24, 2026 | Marc N Casper | Chairman & CEO | Sell | $50K (79 @ $628.01) |
| Aug 24, 2026 | Marc N Casper | Chairman & CEO | Sell | $63K (101 @ $625.41) |
| Aug 21, 2026 | Marc N Casper | Chairman & CEO | Sell | $1.9M (3,014 @ $626.51) |
| Aug 21, 2026 | Marc N Casper | Chairman & CEO | Sell | $1.3M (2,147 @ $628.61) |
| Aug 21, 2026 | Marc N Casper | Chairman & CEO | Sell | $1.1M (1,791 @ $627.39) |
Source: SEC Form 4 filings. Open-market purchases (code P) and sales (code S) only; option exercises, grants and gifts are excluded.