WILLIAMSON STEPHEN

PrivateCIK: 1648929
Location

WALTHAM, MA

WILLIAMSON STEPHEN (Retiring Sr. VP and CFO) sold 37.5% of their position (21.93K shares) of THERMO FISHER SCIENTIFIC INC. on the open market

Open‑market sale worth $12.96M — a major position exit. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 1 sale
InsiderWILLIAMSON STEPHENCIK 1648929
Officer· Retiring Sr. VP and CFO
Since Feb 2026
-25.22K
Net shares
Net seller
$12.96M
Total sold
1
Open market trades
0B · 1S
6
Total transactions
34.60K acquired · 59.82K disposed
Non-Derivative Transactions5

Common Stock

Direct
M · Option Exercise

Shares

+21.93K

Price / share

$210.68

Trade value

$4.62M

% of position

60.1%
5/13/2024
36.48K58.41K

Common Stock

Direct
S · Sale

Shares

21.93K

Price / share

$591.27

Trade value

$12.96M

% of position

37.5%
5/13/2024
58.41K36.48K

Common Stock

Direct
G · Gift

Shares

3.30K

Price / share

Trade value

% of position

9.0%
5/14/2024
36.48K33.18K

Common Stock

Direct
G · Gift

Shares

12.67K

Price / share

Trade value

% of position

38.2%
5/14/2024
33.18K20.51K

Common Stock

Indirect
G · Gift

Shares

+12.67K

Price / share

Trade value

% of position

New position
5/14/2024
0.0012.67K
Total

Net shares

3.30K

Net value

-$8.34M

Derivative Transactions1

Stock Option (Right to Buy)

Direct
M · Option Exercise
Converts to

Common Stock

21.93K shares

Shares

21.93K

Strike price

210.68

Held after

0.00

Exercisable

5/13/2024
Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect
Shares owned8.84K
Total
8.84K indirect8.84K
Derivative Holdings (Post-Transaction)0
No derivative holdings reported
WILLIAMSON STEPHEN — Insider Transaction (Form 4) Filed May 15, 2024 | Finecho