WALTON MICHAEL K

PrivateCIK: 1819549

Location

BELLEVUE, WA

WALTON MICHAEL K (VICE PRESIDENT/GENERAL COUNSEL) exercised options at PACCAR INC

Option exercise — a mechanical event triggered by vesting or expiry. Not a discretionary conviction trade.

M · 1 exercise

WALTON MICHAEL K

Filed: 3/2/2026ACC: 0001225208-26-002861

InsiderWALTON MICHAEL KCIK 1819549

→

IssuerPACCAR INCCIK 75362

Officer· VICE PRESIDENT/GENERAL COUNSEL

Since Jul 2020

-120.00

Net shares

Net seller

$15.1K

Total sold

0

Open market trades

0B · 0S

3

Total transactions

490.00 acquired · 610.00 disposed

Non-Derivative Transactions2

Common Stock

Direct

M · Option Exercise

Shares

+490.00

Price / share

—

Trade value

—

% of position

19.5%

3/1/2026

2.52K→3K

Common Stock

Direct

F · Tax Withholding

Shares

−120.00

Price / share

$126.09

Trade value

$15.13K

% of position

4.0%

3/2/2026

3K→2.88K

Total

Net shares

+370.00

Net value

-$15.13K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock Direct	3/1/2026	M · Option Exercise	+490.00	—	—	19.5%	2.52K	3K
Common Stock Direct	3/2/2026	F · Tax Withholding	−120.00	$126.09	$15.13K	4.0%	3K	2.88K
Total			+370.00		-$15.13K

Derivative Transactions1

Stock Units (LTIP)

Direct

M · Option Exercise

Converts to

Common Stock

490.00 shares

Shares

−490.00

Strike price

Held after

3K

Exercisable

—

3/1/2026

Security	Converts To	Date	Type	Shares	Strike Price	Exercisable	Held After
Stock Units (LTIP) Direct	Common Stock490.00 shares	3/1/2026	M · Option Exercise	−490.00		—	3K

Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect

Shares owned6.68K

Total

6.68K indirect6.68K

Security Title	Shares Owned	Ownership Type
Common Stock	6.68K	Indirect
Total	6.68K	6.68K indirect

Derivative Holdings (Post-Transaction)6

Stock Units (DCP)

Direct

Underlying security

Common Stock

Underlying shares

13.87K

Shares owned

13.87K

Exercise price

Expiration

—

Exercise window

—

Stock Option

Direct

Underlying security

Common Stock

Underlying shares

1.30K

Shares owned

1.30K

Exercise price

62.8667

Expiration

—

Exercise window

—

Stock Option

Direct

Underlying security

Common Stock

Underlying shares

6.11K

Shares owned

6.11K

Exercise price

104.1600

Expiration

—

Exercise window

—

Stock Option

Direct

Underlying security

Common Stock

Underlying shares

5.84K

Shares owned

5.84K

Exercise price

109.1300

Expiration

—

Exercise window

—

Stock Option

Direct

Underlying security

Common Stock

Underlying shares

7.92K

Shares owned

7.92K

Exercise price

71.9500

Expiration

—

Exercise window

—

Stock Option

Direct

Underlying security

Common Stock

Underlying shares

5.67K

Shares owned

5.67K

Exercise price

127.3500

Expiration

—

Exercise window

—

Total

Underlying

40.72K

Owned

40.72K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Stock Units (DCP) Direct	Common Stock		—	—	13.87K	13.87K
Stock Option Direct	Common Stock	62.8667	—	—	1.30K	1.30K
Stock Option Direct	Common Stock	104.1600	—	—	6.11K	6.11K
Stock Option Direct	Common Stock	109.1300	—	—	5.84K	5.84K
Stock Option Direct	Common Stock	71.9500	—	—	7.92K	7.92K
Stock Option Direct	Common Stock	127.3500	—	—	5.67K	5.67K
Total					40.72K	40.72K