# EDGAR Filing Document

**Accession Number:** 0000075362
**File Stem:** 0001225208-26-004454
**Filing Date:** 2026-4
**Character Count:** 5316
**Document Hash:** dabb5f39dd4e656358f5c5fea1ac8618
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001225208-26-004454.hdr.sgml**: 20260408

**ACCESSION NUMBER**: 0001225208-26-004454

**CONFORMED SUBMISSION TYPE**: 3

**PUBLIC DOCUMENT COUNT**: 1

**CONFORMED PERIOD OF REPORT**: 20260401

**FILED AS OF DATE**: 20260408

**DATE AS OF CHANGE**: 20260408

**REPORTING-OWNER**: 

**OWNER DATA:**
- **COMPANY CONFORMED NAME:** Walters William Lance
- **CENTRAL INDEX KEY:** 0002127540

**ORGANIZATION NAME:**

**FILING VALUES:**
- **FORM TYPE:** 3
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-14817
- **FILM NUMBER:** 26849503

**MAIL ADDRESS:**
- **STREET 1:** 777 106 AVE NE
- **CITY:** BELLEVUE
- **STATE:** WA
- **ZIP:** 98004
**ISSUER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** PACCAR INC
- **CENTRAL INDEX KEY:** 0000075362
- **STANDARD INDUSTRIAL CLASSIFICATION:** MOTOR VEHICLES & PASSENGER CAR BODIES [3711]
- **ORGANIZATION NAME:** 04 Manufacturing
- **EIN:** 910351110
- **STATE OF INCORPORATION:** DE
- **FISCAL YEAR END:** 1231

**BUSINESS ADDRESS:**
- **STREET 1:** PACCAR BUILDING
- **STREET 2:** 777 106TH AVENUE NE
- **CITY:** BELLEVUE
- **STATE:** WA
- **ZIP:** 98004
- **BUSINESS PHONE:** 425 468 7525

**MAIL ADDRESS:**
- **STREET 1:** PACCAR BUILDING
- **STREET 2:** 777 106TH AVENUE NE
- **CITY:** BELLEVUE
- **STATE:** WA
- **ZIP:** 98004

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** PACIFIC CAR & FOUNDRY CO
- **DATE OF NAME CHANGE:** 19720707

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

## FORM 3

### INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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

---

| | | |
|:---|:---|:---|
| **1. Name and Address of Reporting Person**<sup>*</sup><br>Walters William Lance<br><sub>(Last) (First) (Middle)</sub><br>777 - 106TH AVE. N.E.<br><sub>(Street)</sub><br>BELLEVUE, WA 98004<br><sub>(City) (State) (Zip)</sub> | **3. Issuer Name and Ticker or Trading Symbol**<br>PACCAR INC [ PCAR ] | **5. If Amendment, Date of Original Filed (Month/Day/Year)**<br>  |
| **2. Date of Event Requiring Statement (Month/Day/Year)**<br>2026-04-01 | **4. Relationship of Reporting Person(s) to Issuer**<br>(Check all applicable)<br>[ ] Director   [ ] 10% Owner<br>[X] Officer (give title below)   [ ] Other (specify below)<br>_Vice President_ | **6. Individual or Joint/Group Filing (Check Applicable Line)**<br>[X] Form filed by One Reporting Person<br>[ ] Form filed by More than One Reporting Person |

---

## Table I - Non-Derivative Securities Beneficially Owned

---

|  |  |  |  |
| --- | --- | --- | --- |
| 1. Title of Security | 2. Amount of Securities Beneficially Owned | 3. Ownership Form | 4. Nature of Indirect Beneficial Ownership |
| Common Stock | 26140.4290 | I | By PACCAR Savings Investment Plan (SIP) |

---

## Table II - Derivative Securities Beneficially Owned

---

|  |  |  |  |  |  |  |  |
| --- | --- | --- | --- | --- | --- | --- | --- |
| 1. Title of Derivative Security | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 2. Date Exercisable and Expiration Date (Month/Day/Year) | 3. Title and Amount of Underlying Securities | 3. Title and Amount of Underlying Securities | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| 1. Title of Derivative Security | Date Exercisable | Expiration Date | Title | Amount or Number of Shares | 4. Conversion or Exercise Price | 5. Ownership Form | 6. Nature of Indirect Beneficial Ownership |
| Stock Option | 2022-01-01 | 2029-02-06 | Common Stock | 3000.0000 | $43.7067 | D |  |
| Stock Option | 2023-01-01 | 2030-02-04 | Common Stock | 4575.0000 | $50.7867 | D |  |
| Stock Option | 2024-01-01 | 2031-02-02 | Common Stock | 4137.0000 | $61.2600 | D |  |
| Stock Option | 2025-01-01 | 2032-02-07 | Common Stock | 4143.0000 | $62.8667 | D |  |
| Stock Option | 2026-01-01 | 2033-02-08 | Common Stock | 4172.0000 | $71.9500 | D |  |
| Stock Option | 2027-01-01 | 2034-02-05 | Common Stock | 4468.0000 | $104.1600 | D |  |
| Stock Option | 2028-01-01 | 2035-02-03 | Common Stock | 4244.0000 | $109.1300 | D |  |
| Stock Option | 2029-01-01 | 2036-02-06 | Common Stock | 4728.0000 | $127.3500 | D |  |
| Stock Units (DCP) | <sup>(1)</sup> | <sup>(1)</sup> | Common Stock | 2663.7660 | <sup>(1)</sup> | D |  |

---

### Footnotes:

(1) Share units held in deferred phantom stock account under PACCAR Deferred Compensation Plan (DCP) convertible to common stock on a one-for-one basis upon satisfaction of all applicable conditions.

**Signature:** Michael R. Beers, by Power of Attorney  
**Date:** 2026-04-08

### Remarks:

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.**