Luiz Antonio Pretti - 01 Oct 2025 Form 4 Insider Report for PACCAR INC (PCAR)

Role: Director
Signature: Michael R. Beers, by Power of Attorney
Issuer symbol: PCAR
Transactions as of: 01 Oct 2025
Transactions value $: $21,250
Form type: 4
Filing time: 01 Oct 2025, 19:13:03 UTC
Previous filing: 05 Sep 2025
Next filing: 05 Dec 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Pretti Luiz Antonio Dos Santos	Director	777 - 106TH AVE. N.E., BELLEVUE	Michael R. Beers, by Power of Attorney	01 Oct 2025	0002034202

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	PCAR	Stock Units	Other	$21.3K	+217	+23.22%	$97.71	1.15K	01 Oct 2025	Common Stock	217		Direct	F1, F2
holding	PCAR	Stock Units (RSDCP)						2.61K	01 Oct 2025	Common Stock	2.61K		Direct	F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	Stock units held in deferred phantom stock account under PACCAR Restricted Stock and Deferred Compensation Plan for non-Employee Directors (RSDCP) convertible to PACCAR common stock on a 1-for-1 basis upon termination of the Reporting Person's status as a non-employee director.
F2	Cash compensation deferred into phantom stock account under PACCAR Restricted Stock and Deferred Compensation Plan for Non-Employee Directors (RSDCP).
F3	Restricted stock units held in deferred phantom stock account under PACCAR Restricted Stock and Deferred Compensation Plan for non-Employee Directors (RSDCP) convertible to PACCAR common stock on a 1-for-1 basis upon satisfaction of all applicable vesting conditions.