Insider Transactions in Q3 2025 at Thermo Fisher Scientific Inc. (TMO)
Insider Transaction List (Q3 2025)
| Date | Insider | Transaction | Ownership Type | Shares Traded | Value / Price |
|---|---|---|---|---|---|
|
Sep 05
2025
|
Marc N Casper Chairman & CEO |
SELL
Open market or private sale
|
Direct |
400
-0.12%
|
$200,000
$500.67 P/Share
|
|
Sep 05
2025
|
Marc N Casper Chairman & CEO |
BUY
Exercise of conversion of derivative security
|
Direct |
400
+0.35%
|
$101,200
$253.99 P/Share
|
|
Aug 29
2025
|
Joseph R. Holmes VP & Chief Accounting Officer |
SELL
Open market or private sale
|
Direct |
385
-7.32%
|
$189,420
$492.63 P/Share
|
|
Aug 29
2025
|
Joseph R. Holmes VP & Chief Accounting Officer |
BUY
Exercise of conversion of derivative security
|
Direct |
385
+12.47%
|
$97,405
$253.99 P/Share
|
|
Aug 28
2025
|
Stephen Williamson Sr. VP and CFO |
SELL
Payment of exercise price or tax liability
|
Direct |
781
-0.6%
|
$381,909
$489.74 P/Share
|
|
Aug 28
2025
|
Marc N Casper Chairman & CEO |
SELL
Payment of exercise price or tax liability
|
Direct |
1,410
-0.61%
|
$689,490
$489.74 P/Share
|
|
Aug 28
2025
|
Frederick M. Lowery Executive Vice President |
SELL
Payment of exercise price or tax liability
|
Direct |
666
-1.13%
|
$325,674
$489.74 P/Share
|
|
Aug 28
2025
|
Michael D Shafer Executive Vice President |
SELL
Payment of exercise price or tax liability
|
Direct |
597
-0.78%
|
$291,933
$489.74 P/Share
|
|
Aug 28
2025
|
Joseph R. Holmes VP & Chief Accounting Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
35
-0.37%
|
$17,115
$489.74 P/Share
|
|
Aug 28
2025
|
Michel Lagarde Executive Vice President & COO |
SELL
Payment of exercise price or tax liability
|
Direct |
960
-1.0%
|
$469,440
$489.74 P/Share
|
|
Aug 28
2025
|
Gianluca Pettiti Executive Vice President |
SELL
Payment of exercise price or tax liability
|
Direct |
813
-0.92%
|
$397,557
$489.74 P/Share
|
|
Aug 28
2025
|
Lisa P. Britt Sr. VP and Chief HR Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
327
-0.51%
|
$159,903
$489.74 P/Share
|
|
Aug 22
2025
|
Marc N Casper Chairman & CEO |
SELL
Open market or private sale
|
Direct |
10,000
-2.72%
|
$5,010,000
$501.44 P/Share
|
|
Aug 22
2025
|
Marc N Casper Chairman & CEO |
BUY
Exercise of conversion of derivative security
|
Direct |
10,000
+7.4%
|
$2,530,000
$253.99 P/Share
|
|
Aug 20
2025
|
Marc N Casper Chairman & CEO |
SELL
Open market or private sale
|
Direct |
295
-0.13%
|
$147,500
$500.07 P/Share
|
|
Aug 20
2025
|
Marc N Casper Chairman & CEO |
BUY
Exercise of conversion of derivative security
|
Direct |
295
+0.25%
|
$74,635
$253.99 P/Share
|
|
Aug 19
2025
|
Marc N Casper Chairman & CEO |
SELL
Open market or private sale
|
Direct |
201
-0.17%
|
$100,500
$500.17 P/Share
|
|
Aug 19
2025
|
Marc N Casper Chairman & CEO |
BUY
Exercise of conversion of derivative security
|
Direct |
201
+0.17%
|
$50,853
$253.99 P/Share
|
|
Aug 07
2025
|
Marc N Casper Chairman & CEO |
SELL
Open market or private sale
|
Direct |
8,000
-1.33%
|
$3,632,000
$454.52 P/Share
|
|
Aug 07
2025
|
Marc N Casper Chairman & CEO |
BUY
Exercise of conversion of derivative security
|
Direct |
8,000
+6.1%
|
$2,024,000
$253.99 P/Share
|
|
Aug 06
2025
|
Marc N Casper Chairman & CEO |
SELL
Open market or private sale
|
Direct |
10,000
-0.55%
|
$4,540,000
$454.84 P/Share
|
|
Aug 06
2025
|
Marc N Casper Chairman & CEO |
BUY
Exercise of conversion of derivative security
|
Direct |
10,000
+7.4%
|
$2,530,000
$253.99 P/Share
|
|
Jul 25
2025
|
Gianluca Pettiti Executive Vice President |
SELL
Open market or private sale
|
Direct |
400
-1.76%
|
$191,600
$479.98 P/Share
|