Latest Insider Transactions at Thermo Fisher Scientific Inc. (TMO)
This section provides a real-time view of insider transactions for Thermo Fisher Scientific Inc. (TMO). The data is sourced from Form 4 filings with the SEC, which are filed by insiders of THERMO FISHER SCIENTIFIC INC. to disclose their transactions in the company's securities. By reviewing this information, investors can gain insights into the trading activity of THERMO FISHER SCIENTIFIC INC.'s insiders and make more informed investment decisions.
Insider Transaction List
| 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
|
|
Jun 02
2025
|
Thomas B Shropshire Jr. SVP and General Counsel |
BUY
Grant, award, or other acquisition
|
Direct |
5,417
+50.0%
|
-
|
|
May 21
2025
|
Nelson Chai Director |
BUY
Grant, award, or other acquisition
|
Direct |
565
+3.67%
|
-
|
|
May 21
2025
|
James C Mullen Director |
BUY
Grant, award, or other acquisition
|
Direct |
565
+14.27%
|
-
|
|
May 21
2025
|
R. Alexandra Keith Director |
BUY
Grant, award, or other acquisition
|
Direct |
565
+21.18%
|
-
|
|
May 21
2025
|
C Martin Harris Director |
BUY
Grant, award, or other acquisition
|
Direct |
565
+5.89%
|
-
|
|
May 21
2025
|
Ruby R Chandy Director |
BUY
Grant, award, or other acquisition
|
Direct |
565
+16.01%
|
-
|
|
May 21
2025
|
Jennifer M Johnson Director |
BUY
Grant, award, or other acquisition
|
Direct |
565
+38.46%
|
-
|
|
May 21
2025
|
Karen S Lynch Director |
BUY
Grant, award, or other acquisition
|
Direct |
565
+46.12%
|
-
|
|
May 21
2025
|
Debora L Spar Director |
BUY
Grant, award, or other acquisition
|
Direct |
565
+21.11%
|
-
|
|
May 21
2025
|
Dion J Weisler Director |
BUY
Grant, award, or other acquisition
|
Direct |
565
+10.1%
|
-
|
|
May 21
2025
|
Dion J Weisler Director |
SELL
Payment of exercise price or tax liability
|
Direct |
53
-1.17%
|
$21,094
$398.28 P/Share
|
|
May 21
2025
|
Tyler Jacks Director |
BUY
Grant, award, or other acquisition
|
Direct |
565
+5.93%
|
-
|
|
May 21
2025
|
Scott M Sperling Director |
BUY
Grant, award, or other acquisition
|
Direct |
565
+0.76%
|
-
|
|
May 12
2025
|
Gianluca Pettiti Executive Vice President |
SELL
Open market or private sale
|
Direct |
400
-1.73%
|
$164,400
$411.11 P/Share
|
|
Apr 28
2025
|
Gianluca Pettiti Executive Vice President |
SELL
Open market or private sale
|
Direct |
300
-1.28%
|
$128,700
$429.93 P/Share
|
|
Mar 10
2025
|
Michael A Boxer SVP and General Counsel |
SELL
Open market or private sale
|
Direct |
3,775
-25.87%
|
$2,008,300
$532.52 P/Share
|
|
Mar 05
2025
|
Marc N Casper Chairman & CEO |
SELL
Open market or private sale
|
Direct |
8,000
-0.83%
|
$4,152,000
$519.24 P/Share
|
|
Mar 05
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
|
|
Mar 04
2025
|
Marc N Casper Chairman & CEO |
SELL
Open market or private sale
|
Direct |
10,000
-0.92%
|
$5,180,000
$518.43 P/Share
|
|
Mar 04
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
|
|
Mar 03
2025
|
Michael D Shafer Executive Vice President |
SELL
Open market or private sale
|
Direct |
1,780
-8.45%
|
$943,400
$530.92 P/Share
|
|
Feb 28
2025
|
Michael D Shafer Executive Vice President |
SELL
Payment of exercise price or tax liability
|
Direct |
989
-1.51%
|
$522,192
$528.96 P/Share
|
|
Feb 28
2025
|
Stephen Williamson Sr. VP and CFO |
SELL
Payment of exercise price or tax liability
|
Direct |
1,616
-2.35%
|
$853,248
$528.96 P/Share
|
|
Feb 28
2025
|
Frederick M. Lowery Executive Vice President |
SELL
Payment of exercise price or tax liability
|
Direct |
1,495
-3.1%
|
$789,360
$528.96 P/Share
|
|
Feb 28
2025
|
Gianluca Pettiti Executive Vice President |
SELL
Payment of exercise price or tax liability
|
Direct |
1,292
-2.64%
|
$682,176
$528.96 P/Share
|
|
Feb 28
2025
|
Joseph R. Holmes VP & Chief Accounting Officer |
SELL
Payment of exercise price or tax liability
|
Direct |
97
-1.02%
|
$51,216
$528.96 P/Share
|
|
Feb 28
2025
|
Michel Lagarde Executive Vice President & COO |
SELL
Payment of exercise price or tax liability
|
Direct |
1,557
-3.03%
|
$822,096
$528.96 P/Share
|