[Form 4] Paccar Inc Insider Trading Activity

Rhea-AI Filing Summary

Mark C. Pigott, Executive Chairman and Director of PACCAR Inc (PCAR), reported routine insider activity on 09/04/2025. The filing shows a dividend reinvestment of 581.027 PACCAR common shares at a reported price of $98.21 executed under the PACCAR Savings Investment Plan (SIP). The report also records a disposition of 5,082,345 common shares and indicates 424,920 shares held indirectly by his wife and children. The form is signed by Michael R. Beers by power of attorney on 09/05/2025.

This disclosure is limited to changes in beneficial ownership and specifies the mechanics for the 581.027 shares as SIP dividend reinvestment; no additional context, reasons for the large disposition, or valuation interpretations are provided in the form.

Positive

• Dividend reinvestment of 581.027 shares via the PACCAR Savings Investment Plan was disclosed, showing compliance with Section 16 reporting
• Indirect holdings are transparently disclosed, including 424,920 shares held by wife and children

Negative

• Large disposition reported of 5,082,345 common shares is disclosed without explanation, which is material but lacks context
• Filing provides no reason or transaction details for the 5,082,345-share disposition, limiting investor ability to assess impact

Insights

Financial Analyst

TL;DR: Routine SIP dividend reinvestment plus a large reported disposition; material magnitude but no context provided.

The 581.027-share acquisition through dividend reinvestment is a typical, non-discretionary SIP event and is immaterial in isolation relative to large holdings. The reported disposition of 5,082,345 shares is sizable on its face and could materially change beneficial ownership percentages, but the filing offers no detail on whether the disposition was an internal reclassification, transfer, or sale. Without additional documents or clarifying disclosures, the market impact is unclear. For valuation or ownership-impact analysis, investors should seek transaction confirmations or subsequent filings that explain the nature and counterparty of the disposition.

Corporate Governance Expert

TL;DR: Disclosure fulfills Section 16 mechanics but lacks explanatory context for a large disposition that affects governance metrics.

The Form 4 properly reports the SIP reinvestment and lists indirect holdings by family members, which is consistent with reporting obligations. The large 5,082,345-share disposition, however, is presented without explanatory notes or related-party context. That absence limits assessments of potential changes in voting control or related-party transactions. To evaluate corporate governance implications, stakeholders should review subsequent Form 4s or 8-Ks for clarifying information on the disposition and any changes to board or executive ownership concentrations.

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^*

PIGOTT MARK C

(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
X	Officer (give title below)		Other (specify below)
	Executive Chairman

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)		581.027	A	$98.21	172,006.55	I	By PACCAR Savings Investment Plan (SIP)
Common Stock								5,082,345	D
Common Stock								424,920	I	By wife and children

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

Explanation of Responses:

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

	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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.

FAQ

What transaction did PCAR insider Mark C. Pigott report on 09/04/2025?

The form reports a dividend reinvestment of 581.027 shares at a price of $98.21 under the PACCAR Savings Investment Plan and a disposition of 5,082,345 shares.

How many PACCAR shares does the filing show as held indirectly by family?

The filing identifies 424,920 shares as held indirectly by the reporting person's wife and children.

Does the Form 4 explain why 5,082,345 shares were disposed?

No. The Form 4 does not provide an explanation or context for the 5,082,345-share disposition.

Who signed the Form 4 on behalf of the reporting person?

The Form 4 is signed by Michael R. Beers, by Power of Attorney on 09/05/2025.

Was the 581.027-share transaction part of a plan?

The filing states the 581.027 shares were a dividend reinvestment pursuant to the PACCAR Savings Investment Plan (SIP).