PACCAR INC — Director's Dealing 2026

Jan 8, 2026

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: PACCAR INC (PCAR)
CIK: 0000075362
Period of Report: 2026-01-07

Reporting Person: SIVER DARRIN C (EXECUTIVE VICE PRESIDENT)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2026-01-07	Common Stock	J	296.2880	$115.3000	Acquired	24954.2200	Indirect

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2026-01-07	Stock Units (DCP)	$	J	239.2310	Acquired		Common Stock (239.2310)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	66521.0000	Direct

Holdings (Derivative)

Security	Exercise Price	Expiration	Underlying	Shares	Ownership
Stock Option	$71.9500	2033-02-08	Common Stock (38900.0000)	38900.0000	Direct
Stock Option	$104.1600	2034-02-05	Common Stock (28610.0000)	28610.0000	Direct
Stock Option	$109.1300	2035-02-03	Common Stock (25460.0000)	25460.0000	Direct
Stock Units (LTIP)	$		Common Stock (5754.0000)	5754.0000	Direct

Footnotes

F1: Dividend on PACCAR Savings Investment Plan (SIP) shares reinvested pursuant to SIP.

F2: Share units held in deferred phantom stock account under PACCAR Deferred Compensation Plan (DCP) convertible to common stock on a one-for-one basis upon satisfaction of all applicable conditions.

F3: Dividend on share units held in deferred phantom stock account under PACCAR Deferred Compensation Plan (DCP) reinvested pursuant to DCP.

F4: Restricted stock units held in deferred phantom stock account under Long Term Incentive Plan (LTIP) convertible to common stock on a one-for-one basis upon satisfaction of all applicable vesting conditions.