WILLIAMSON STEPHEN

PrivateCIK: 1648929
Location

WALTHAM, MA

WILLIAMSON STEPHEN (Retiring Sr. VP and CFO) reported 4 transactions at THERMO FISHER SCIENTIFIC INC.

Review the transaction codes below to understand the nature of each event.

InsiderWILLIAMSON STEPHENCIK 1648929
Officer· Retiring Sr. VP and CFO
Since Feb 2026
-783.27
Net shares
Net seller
$383.6K
Total sold
0
Open market trades
0B · 0S
4
Total transactions
783.27 disposed
Non-Derivative Transactions4

Common Stock

Direct
F · Tax Withholding

Shares

214.67

Price / share

$489.74

Trade value

$105.13K

% of position

0.6%
8/28/2025
33.10K32.89K

Common Stock

Direct
F · Tax Withholding

Shares

219.51

Price / share

$489.74

Trade value

$107.50K

% of position

0.7%
8/28/2025
32.89K32.67K

Common Stock

Direct
F · Tax Withholding

Shares

237.88

Price / share

$489.74

Trade value

$116.50K

% of position

0.7%
8/28/2025
32.67K32.43K

Common Stock

Direct
F · Tax Withholding

Shares

111.21

Price / share

$489.74

Trade value

$54.46K

% of position

0.3%
8/28/2025
32.43K32.32K
Total

Net shares

783.27

Net value

-$383.60K

Derivative Transactions0
No derivative transactions reported
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned12.67K
Total
12.67K indirect12.67K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
WILLIAMSON STEPHEN — Insider Transaction (Form 4) Filed Sep 2, 2025 | Finecho