PACCAR director adds 255 RSDCP stock units

PACCAR Inc director Alison J. Carnwath reported an acquisition of derivative equity under the company’s Restricted Stock and Deferred Compensation Plan for non-Employee Directors (RSDCP).

Rhea-AI Filing Summary

PACCAR Inc director Alison J. Carnwath reported an acquisition of derivative equity under the company’s Restricted Stock and Deferred Compensation Plan for non-Employee Directors (RSDCP). On January 7, 2026, she acquired 255.718 Stock Units (RSDCP) in a transaction coded “J,” which the footnotes describe as a dividend on existing restricted stock units reinvested into additional units.

Each stock unit in the RSDCP is convertible into PACCAR common stock on a 1-for-1 basis when all vesting conditions are met. Following this dividend reinvestment, Carnwath beneficially owns 22,884.9212 Stock Units (RSDCP), held as a director in a direct ownership capacity under the plan.

Insider Trade Summary

Other: 255.718 shares

Other 1 txn

Insider CARNWATH ALISON J

Role Director

Type	Security	Shares	Price	Value
Other	Stock Units (RSDCP)	255.718	$115.30	$29K

Holdings After Transaction: Stock Units (RSDCP) — 22,884.9212 contracts (Direct)

Footnotes (2)

1. F1. 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.
2. F2. Dividend on restricted stock units under PACCAR Restricted Stock and Deferred Compensation Plan (RSDCP) reinvested in additional restricted stock units pursuant to RSDCP.

FAQ

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What did PACCAR (PCAR) director Alison J. Carnwath report in this Form 4?

She reported acquiring 255.718 Stock Units (RSDCP) on January 7, 2026 under PACCAR’s Restricted Stock and Deferred Compensation Plan for non-Employee Directors.

How were the 255.718 PACCAR RSDCP stock units received by the director?

The 255.718 Stock Units (RSDCP) were received as a dividend on existing restricted stock units, reinvested into additional units pursuant to the RSDCP.

What is the conversion ratio of PACCAR Stock Units (RSDCP) to common stock?

Each RSDCP restricted stock unit is convertible to PACCAR common stock on a 1-for-1 basis, subject to satisfaction of all applicable vesting conditions.

How many PACCAR RSDCP stock units does Alison J. Carnwath own after this transaction?

After the reported transaction, she beneficially owns 22,884.9212 Stock Units (RSDCP) under the plan.

Is the PACCAR director’s ownership reported as direct or indirect in this Form 4?

The ownership of the 22,884.9212 Stock Units (RSDCP) is reported as direct (D) beneficial ownership.

What does transaction code "J" indicate for this PACCAR Form 4 filing?

Transaction code "J" is used here for an acquisition categorized in the notes as a dividend on restricted stock units reinvested into additional RSDCP units.

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Accepted by SEC EDGAR 01/08/2026 - 05:00 PM Learn about SEC filing dates

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

CARNWATH ALISON J

(Last) (First) (Middle)

777 - 106TH AVE. N.E.

(Street)

BELLEVUE WA 98004

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
PACCAR INC [ PCAR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

3. Date of Earliest Transaction (Month/Day/Year)
01/07/2026

4. If Amendment, Date of Original Filed (Month/Day/Year)

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares
Stock Units (RSDCP)	(1)	01/07/2026		J(2)		255.718		(1)	(1)	Common Stock	255.718	$115.3	22,884.9212	D

Explanation of Responses:

1. 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.

2. Dividend on restricted stock units under PACCAR Restricted Stock and Deferred Compensation Plan (RSDCP) reinvested in additional restricted stock units pursuant to RSDCP.

	Michael R. Beers, by Power of Attorney	01/08/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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