[Form 4] PACCAR INC Insider Trading Activity

Rhea-AI Filing Summary

PACCAR Inc Executive Vice President Kevin D. Baney reported option exercises and share sales. On 02/03/2026, he exercised stock options for 9,672 shares of common stock at $50.7867 per share and then sold 9,672 shares at a weighted average price of $126.5305 per share, as described in the footnote.

After these transactions, he directly owned 12,592 PACCAR common shares and also had 5,889.207 shares held indirectly through the PACCAR Savings Investment Plan. He continued to hold multiple stock option awards and 3,299 stock units under the Long Term Incentive Plan, which are convertible into common stock upon vesting.

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

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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^*

BANEY KEVIN D

(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)
	Executive Vice President

3. Date of Earliest Transaction (Month/Day/Year)
02/03/2026

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	02/03/2026		M		9,672	A	$50.7867	22,264	D
Common Stock	02/03/2026		S		9,672	D	$126.5305(1)	12,592	D
Common Stock								5,889.207	I	By PACCAR Savings Investment Plan (SIP)

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	$50.7867	02/03/2026		M			9,672	01/01/2023	02/04/2030	Common Stock	9,672	$126.5305(1)	0.0000	D
Stock Option	$61.26							01/01/2024	02/02/2031	Common Stock	11,118		11,118	D
Stock Option	$62.8667							01/01/2025	02/07/2032	Common Stock	11,547		11,547	D
Stock Option	$71.95							01/01/2026	02/08/2033	Common Stock	10,806		10,806	D
Stock Option	$104.16							01/01/2027	02/05/2034	Common Stock	12,742		12,742	D
Stock Option	$109.13							01/01/2028	02/03/2035	Common Stock	23,502		23,502	D
Stock Units (LTIP)	(2)							(2)	(2)	Common Stock	3,299		3,299	D

Explanation of Responses:

1. The price shown is a weighted average sale price of shares sold in multiple transactions; the sale prices ranged from 126.3900 to 126.7400 per share. The reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range.

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	02/03/2026
	** 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).
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