CASPER MARC N (Chairman & CEO) sold 7.5% of their position (10K shares) of THERMO FISHER SCIENTIFIC INC. on the open market

Open‑market sale worth $5.08M — a moderate reduction. Review remaining holdings and any 10b5‑1 plan disclosures.

S · 20 sales

CASPER MARC N

Filed: 3/5/2026ACC: 0000097745-26-000055

InsiderCASPER MARC NCIK 1216055

→

IssuerTHERMO FISHER SCIENTIFIC INC.CIK 97745

DirectorOfficer· Chairman & CEO

Since Mar 2026

-10K

Net shares

Net seller

$5.08M

Total sold

Open market trades

0B · 20S

Total transactions

10K acquired · 20K disposed

Non-Derivative Transactions22

Common Stock

Direct

M · Option Exercise

+5K

Price / share

$309.63

Trade value

$1.55M

% of position

4.0%

3/3/2026

123.93K→128.93K

Common Stock

Direct

S · Sale

−360.00

Price / share

$495.29

Trade value

$178.30K

% of position

0.3%

3/3/2026

128.93K→128.57K

Common Stock

Direct

S · Sale

−480.00

Price / share

$496.84

Trade value

$238.48K

% of position

0.4%

3/3/2026

128.57K→128.09K

Common Stock

Direct

S · Sale

−680.00

Price / share

$498.14

Trade value

$338.74K

% of position

0.5%

3/3/2026

128.09K→127.41K

Common Stock

Direct

S · Sale

−240.00

Price / share

$499.75

Trade value

$119.94K

% of position

0.2%

3/3/2026

127.41K→127.17K

Common Stock

Direct

S · Sale

−382.00

Price / share

$500.55

Trade value

$191.21K

% of position

0.3%

3/3/2026

127.17K→126.78K

Common Stock

Direct

S · Sale

−360.00

Price / share

$501.95

Trade value

$180.70K

% of position

0.3%

3/3/2026

126.78K→126.42K

Common Stock

Direct

S · Sale

−120.00

Price / share

$502.59

Trade value

$60.31K

% of position

0.1%

3/3/2026

126.42K→126.30K

Common Stock

Direct

S · Sale

−120.00

Price / share

$504.06

Trade value

$60.49K

% of position

0.1%

3/3/2026

126.30K→126.18K

Common Stock

Direct

S · Sale

−448.00

Price / share

$506.74

Trade value

$227.02K

% of position

0.4%

3/3/2026

126.18K→125.74K

Common Stock

Direct

S · Sale

−931.00

Price / share

$507.90

Trade value

$472.85K

% of position

0.7%

3/3/2026

125.74K→124.80K

Common Stock

Direct

S · Sale

−759.00

Price / share

$508.95

Trade value

$386.29K

% of position

0.6%

3/3/2026

124.80K→124.05K

Common Stock

Direct

S · Sale

−120.00

Price / share

$509.62

Trade value

$61.15K

% of position

0.1%

3/3/2026

124.05K→123.93K

Common Stock

Direct

M · Option Exercise

+5K

Price / share

$309.63

Trade value

$1.55M

% of position

4.0%

3/4/2026

123.93K→128.93K

Common Stock

Direct

S · Sale

−447.00

Price / share

$509.89

Trade value

$227.92K

% of position

0.3%

3/4/2026

128.93K→128.48K

Common Stock

Direct

S · Sale

−678.00

Price / share

$510.71

Trade value

$346.26K

% of position

0.5%

3/4/2026

128.48K→127.80K

Common Stock

Direct

S · Sale

−1.37K

Price / share

$511.80

Trade value

$701.17K

% of position

1.1%

3/4/2026

127.80K→126.43K

Common Stock

Direct

S · Sale

−1.24K

Price / share

$512.92

Trade value

$636.53K

% of position

1.0%

3/4/2026

126.43K→125.19K

Common Stock

Direct

S · Sale

−815.00

Price / share

$513.63

Trade value

$418.61K

% of position

0.7%

3/4/2026

125.19K→124.37K

Common Stock

Direct

S · Sale

−212.00

Price / share

$514.86

Trade value

$109.15K

% of position

0.2%

3/4/2026

124.37K→124.16K

Common Stock

Direct

S · Sale

−119.00

Price / share

$515.77

Trade value

$61.38K

% of position

0.1%

3/4/2026

124.16K→124.04K

Common Stock

Direct

S · Sale

−118.00

Price / share

$516.75

Trade value

$60.98K

% of position

0.1%

3/4/2026

124.04K→123.93K

Total

Net shares

+0.00

Net value

-$1.98M

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	3/3/2026	M · Option Exercise	+5K	$309.63	$1.55M	4.0%	123.93K	128.93K
Common Stock Direct	3/3/2026	S · Sale	−360.00	$495.29	$178.30K	0.3%	128.93K	128.57K
Common Stock Direct	3/3/2026	S · Sale	−480.00	$496.84	$238.48K	0.4%	128.57K	128.09K
Common Stock Direct	3/3/2026	S · Sale	−680.00	$498.14	$338.74K	0.5%	128.09K	127.41K
Common Stock Direct	3/3/2026	S · Sale	−240.00	$499.75	$119.94K	0.2%	127.41K	127.17K
Common Stock Direct	3/3/2026	S · Sale	−382.00	$500.55	$191.21K	0.3%	127.17K	126.78K
Common Stock Direct	3/3/2026	S · Sale	−360.00	$501.95	$180.70K	0.3%	126.78K	126.42K
Common Stock Direct	3/3/2026	S · Sale	−120.00	$502.59	$60.31K	0.1%	126.42K	126.30K
Common Stock Direct	3/3/2026	S · Sale	−120.00	$504.06	$60.49K	0.1%	126.30K	126.18K
Common Stock Direct	3/3/2026	S · Sale	−448.00	$506.74	$227.02K	0.4%	126.18K	125.74K
Common Stock Direct	3/3/2026	S · Sale	−931.00	$507.90	$472.85K	0.7%	125.74K	124.80K
Common Stock Direct	3/3/2026	S · Sale	−759.00	$508.95	$386.29K	0.6%	124.80K	124.05K
Common Stock Direct	3/3/2026	S · Sale	−120.00	$509.62	$61.15K	0.1%	124.05K	123.93K
Common Stock Direct	3/4/2026	M · Option Exercise	+5K	$309.63	$1.55M	4.0%	123.93K	128.93K
Common Stock Direct	3/4/2026	S · Sale	−447.00	$509.89	$227.92K	0.3%	128.93K	128.48K
Common Stock Direct	3/4/2026	S · Sale	−678.00	$510.71	$346.26K	0.5%	128.48K	127.80K
Common Stock Direct	3/4/2026	S · Sale	−1.37K	$511.80	$701.17K	1.1%	127.80K	126.43K
Common Stock Direct	3/4/2026	S · Sale	−1.24K	$512.92	$636.53K	1.0%	126.43K	125.19K
Common Stock Direct	3/4/2026	S · Sale	−815.00	$513.63	$418.61K	0.7%	125.19K	124.37K
Common Stock Direct	3/4/2026	S · Sale	−212.00	$514.86	$109.15K	0.2%	124.37K	124.16K
Common Stock Direct	3/4/2026	S · Sale	−119.00	$515.77	$61.38K	0.1%	124.16K	124.04K
Common Stock Direct	3/4/2026	S · Sale	−118.00	$516.75	$60.98K	0.1%	124.04K	123.93K
Total			+0.00		-$1.98M

Derivative Transactions2

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

5K shares

−5K

Strike price

309.63

Held after

49.55K

Exercisable

—

3/3/2026

Stock Option (Right to Buy)

Direct

M · Option Exercise

Converts to

Common Stock

5K shares

−5K

Strike price

309.63

Held after

44.55K

Exercisable

—

3/4/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Option (Right to Buy) Direct	Common Stock5K shares	3/3/2026	M · Option Exercise	−5K	309.63	—	49.55K
Stock Option (Right to Buy) Direct	Common Stock5K shares	3/4/2026	M · Option Exercise	−5K	309.63	—	44.55K

Non-Derivative Holdings (Post-Transaction)3

Common Stock

Indirect

Shares owned11.30K

Common Stock

Indirect

Shares owned5K

Common Stock

Indirect

Shares owned14.61K

Total

30.91K indirect30.91K

Security Title	Shares Owned	Ownership Type
Common Stock	11.30K	Indirect
Common Stock	5K	Indirect
Common Stock	14.61K	Indirect
Total	30.91K	30.91K indirect

Derivative Holdings (Post-Transaction)0

No derivative holdings reported