[Form 4] Paccar Inc Insider Trading Activity

Rhea-AI Filing Summary

Form 4 for PCAR reports insider activity by Craig R. Gryniewicz. The filing shows a small acquisition of 24.573 shares of PACCAR common stock executed on 09/04/2025 at a price of $98.21 per share, described as dividend reinvestment under the PACCAR Savings Investment Plan (SIP). The report also records a disposition of 4,466 common shares. Following the reported non-derivative transactions, 7,274.527 shares are noted as indirectly beneficially owned via the SIP. The filing lists outstanding stock options exercisable into common stock with strikes of $62.8667, $71.95, $104.16, and $109.13 and corresponding underlying share amounts of 8,832; 9,016; 6,872; and 8,636. It also shows 3,666 LTIP stock units in a deferred account convertible one-for-one to common stock upon vesting.

Positive

• Insider acquisition of 24.573 shares via dividend reinvestment, showing continued participation in the SIP
• Transparent disclosure of option strike prices and underlying share counts, and of LTIP units convertible on vesting

Negative

• Disposition of 4,466 common shares is reported without sale price disclosed in this filing
• No indication in this filing that the share disposition was part of a predefined 10b5-1 plan

Insights

Securities Analyst

TL;DR: Routine insider activity: small SIP reinvestment, a share disposition, and standard outstanding option/RSU holdings; not materially market-moving.

The Form 4 reflects customary employee/intra-plan activity rather than opportunistic trading. The acquisition of 24.573 shares via dividend reinvestment is routine and the filing explicitly attributes it to the PACCAR Savings Investment Plan. The reported disposition of 4,466 shares is recorded but no price is provided for that sale within this filing. The detailed grant-level option schedule shows multi-year option tranches with exercise prices from $62.8667 to $109.13 and sizeable underlying share counts, indicating typical long-term incentive compensation. No new grants, loans, or extraordinary transactions are disclosed.

Corporate Governance Expert

TL;DR: Disclosure aligns with Section 16 requirements; entries identify SIP reinvestment and LTIP units—standard governance transparency.

The explanatory notes clarify that the acquired shares result from SIP dividend reinvestment and that LTIP restricted stock units are held in a deferred phantom stock account convertible upon vesting. The presence of a Power of Attorney signature indicates the filing was executed by an authorized representative. There are no items in this filing suggesting a governance or compliance concern; transactions appear consistent with compensation plan mechanics and required insider reporting.

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

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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^*

Gryniewicz Craig R

(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)

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

3. Date of Earliest Transaction (Month/Day/Year)
09/04/2025

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
Common Stock	09/04/2025		J(1)		24.573	A	$98.21	7,274.527	I	By PACCAR Savings Investment Plan (SIP)
Common Stock								4,466	D

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 Option	$62.8667							01/01/2025	02/07/2032	Common Stock	8,832		8,832	D
Stock Option	$71.95							01/01/2026	02/08/2033	Common Stock	9,016		9,016	D
Stock Option	$104.16							01/01/2027	02/05/2034	Common Stock	6,872		6,872	D
Stock Option	$109.13							01/01/2028	02/03/2035	Common Stock	8,636		8,636	D
Stock Units (LTIP)	(2)							(2)	(2)	Common Stock	3,666		3,666	D

Explanation of Responses:

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

2. 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.

	Michael R. Beers, by Power of Attorney	09/05/2025
	** 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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FAQ

What transactions did Craig R. Gryniewicz report on the Form 4 for PCAR?

The filing reports an acquisition of 24.573 shares on 09/04/2025 at $98.21 via dividend reinvestment under the PACCAR SIP and a disposition of 4,466 common shares.

How many shares does the Form 4 show as indirectly beneficially owned through the PACCAR SIP?

The report shows 7,274.527 shares as indirectly beneficially owned via the PACCAR Savings Investment Plan (SIP).

What derivative holdings are disclosed by the reporting person on this Form 4?

The filing lists stock options exercisable into common stock with strikes of $62.8667, $71.95, $104.16, and $109.13 and underlying share amounts of 8,832; 9,016; 6,872; and 8,636, plus 3,666 LTIP stock units in a deferred account.

Was the acquisition attributed to a SIP or a 10b5-1 plan?

The filing explicitly attributes the acquisition to dividend reinvestment under the PACCAR Savings Investment Plan (SIP); there is no statement in this filing that the transaction was made pursuant to a 10b5-1 plan.

Who signed the Form 4 filing for the reporting person?

The filing shows execution by Michael R. Beers, by Power of Attorney, dated 09/05/2025.