PACCAR (PCAR) chair Pigott reports SIP dividend reinvestment and large holdings

Rhea-AI Filing Summary

PACCAR Inc Executive Chairman Mark C. Pigott reported an administrative change in his PACCAR stock holdings. On March 4, 2026, a dividend on shares held in the PACCAR Savings Investment Plan (SIP) was reinvested, adding 460.7700 shares of common stock at $124.9200 per share to his indirect SIP holdings.

After this reinvestment, SIP-held shares attributed to him totaled 175,220.4890 shares. The filing also shows 5,082,345.0000 shares held directly and 424,920.0000 shares held indirectly through his wife and children. The reported activity is categorized as an “other acquisition or disposition,” not a standard open-market buy or sell.

Insider Trade Summary

3 transactions reported

Mixed 3 txns

Insider PIGOTT MARK C

Role Executive Chairman

Type	Security	Shares	Price	Value
Other	Common Stock	460.77	$124.92	$58K
holding	Common Stock	--	--	--
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 175,220.489 shares (Indirect, By PACCAR Savings Investment Plan (SIP)); Common Stock — 5,082,345 shares (Direct)

Footnotes (1)

1. Dividend on PACCAR Savings Investment Plan (SIP) shares reinvested pursuant to SIP. Balance includes shares awarded under PACCAR Savings Investment Plan (Company match) in exempt transaction(s) under Rule16b-3(c) and Rule 16b-3(d).

Form 4 Insider Transactions: What Each Field Means →

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)
03/04/2026

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
Common Stock	03/04/2026		J(1)		460.77	A	$124.92	175,220.489(2)	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.

2. Balance includes shares awarded under PACCAR Savings Investment Plan (Company match) in exempt transaction(s) under Rule16b-3(c) and Rule 16b-3(d).

	Michael R. Beers, by Power of Attorney	03/06/2026
	** 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.
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 insider activity did PACCAR (PCAR) report for Mark C. Pigott?

PACCAR Executive Chairman Mark C. Pigott reported an administrative change: a dividend on PACCAR Savings Investment Plan shares was reinvested, adding 460.7700 PACCAR common shares at $124.9200 each, categorized as an “other acquisition or disposition,” rather than an open-market purchase or sale.

How many PACCAR (PCAR) shares were added through the SIP dividend reinvestment?

The dividend reinvestment in the PACCAR Savings Investment Plan added 460.7700 PACCAR common shares at a reference price of $124.9200 per share. This reinvestment increased Mark C. Pigott’s indirect SIP holdings, as disclosed in the Form 4 insider transaction filing.

What are Mark C. Pigott’s PACCAR (PCAR) indirect SIP holdings after the transaction?

Following the dividend reinvestment, indirect PACCAR Savings Investment Plan holdings attributed to Mark C. Pigott totaled 175,220.4890 PACCAR common shares. These shares are held through the company’s SIP and reflect dividend reinvestment and company match awards noted in the filing footnotes.

How many PACCAR (PCAR) shares does Mark C. Pigott hold directly?

The Form 4 shows that Mark C. Pigott holds 5,082,345.0000 PACCAR common shares directly. This figure reflects his direct ownership position as of the reported date and is separate from his indirect plan holdings and shares held by family members.

What PACCAR (PCAR) shares are reported as held by Mark C. Pigott’s family?

The filing reports 424,920.0000 PACCAR common shares held indirectly by Mark C. Pigott’s wife and children. These family-held shares are listed as indirect ownership, separate from his direct holdings and PACCAR Savings Investment Plan shares.

Does the PACCAR (PCAR) Form 4 show a normal buy or sell by Mark C. Pigott?

No, the Form 4 categorizes the event as an “other acquisition or disposition.” It reflects dividend reinvestment within the PACCAR Savings Investment Plan, rather than a standard open-market purchase or sale initiated directly by Mark C. Pigott.