WILLIAMSON STEPHEN

PrivateCIK: 1648929
Location

WALTHAM, MA

WILLIAMSON STEPHEN (Retiring Sr. VP and CFO) sold 41.9% of their position (19.65K shares) of THERMO FISHER SCIENTIFIC INC. on the open market

Open‑market sale worth $11.58M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 2 sales
InsiderWILLIAMSON STEPHENCIK 1648929
Officer· Retiring Sr. VP and CFO
Since Feb 2026
-19.65K
Net shares
Net seller
$11.58M
Total sold
2
Open market trades
0B · 2S
6
Total transactions
19.65K acquired · 39.30K disposed
Non-Derivative Transactions4

Common Stock

Direct
M · Option Exercise

Shares

+9.82K

Price / share

$253.99

Trade value

$2.50M

% of position

36.0%
2/3/2025
27.30K37.12K

Common Stock

Direct
S · Sale

Shares

9.82K

Price / share

$593.13

Trade value

$5.83M

% of position

26.5%
2/3/2025
37.12K27.30K

Common Stock

Direct
M · Option Exercise

Shares

+9.82K

Price / share

$253.99

Trade value

$2.50M

% of position

36.0%
2/4/2025
27.30K37.12K

Common Stock

Direct
S · Sale

Shares

9.82K

Price / share

$585.59

Trade value

$5.75M

% of position

26.5%
2/4/2025
37.12K27.30K
Total

Net shares

+0.00

Net value

-$6.59M

Derivative Transactions2

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

9.82K shares

Shares

9.82K

Strike price

253.99

Held after

9.82K

Exercisable

2/3/2025

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

9.82K shares

Shares

9.82K

Strike price

253.99

Held after

0.00

Exercisable

2/4/2025
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 Feb 5, 2025 | Finecho