UNITED ~~STATES~~STATESSECURITIES AND EXCHANGE COMMISSIONWASHINGTON, D.C. 20549

SECURITIESFORM AND EXCHANGE COMMISSION8-K

~~Washington,~~CURRENT ~~D.C. 20549~~REPORT

~~FORM~~Pursuant ~~8-K~~to Section 13 or 15(d) of the Securities Exchange Act of 1934

~~CURRENT~~Date ~~REPORT~~of Report (Date of earliest event reported): April 27, 2026

~~Pursuant~~PACCAR ~~to Section 13 or 15(d)~~Inc

(Exact name of ~~The~~Registrant ~~Securities~~as ~~Exchange~~Specified ~~Act~~in ofIts ~~1934~~Charter)

Date of Report (Date of earliest event reported) April 28, 2026


Delaware	001-14817	91-0351110
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(IRS Employer Identification No.)

777-106th Ave. N.E.
Bellevue, Washington		98004
(Address of Principal Executive Offices)		(Zip Code)

~~PACCAR~~Registrant’s ~~Inc~~Telephone Number, Including Area Code: 425 468-7400

(~~Exact~~Former ~~name~~Name ofor ~~registrant~~Former asAddress, ~~specified~~if inChanged ~~its~~Since ~~charter~~Last Report)

Delaware		001-14817		91-0351110
(State or other jurisdictionof incorporation)		(CommissionFile Number)		(IRS EmployerIdentification No.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

~~777~~☐Written ~~106th~~communications ~~Avenue~~pursuant ~~NE,~~to ~~Bellevue,~~Rule WA425 ~~98004~~under the Securities Act (17 CFR 230.425)

~~(Address~~☐Soliciting ofmaterial ~~principal~~pursuant ~~executive~~to ~~offices)~~Rule 14a-12 under the Exchange Act (~~Zip~~17 ~~Code~~CFR 240.14a-12)

~~Registrant's~~☐Pre-commencement ~~telephone~~communications ~~number,~~pursuant ~~including~~to ~~area~~Rule ~~code~~ 14d-2(~~425~~b) ~~468~~under the Exchange Act (17 CFR 240.14d-~~7400~~2(b))

~~Check the appropriate box below if the Form 8~~☐Pre-Kcommencement ~~filing~~communications ispursuant ~~intended~~ to ~~simultaneously~~Rule ~~satisfy~~13e-4(c) ~~the~~under ~~filing obligation of~~ the ~~registrant~~Exchange ~~under~~Act ~~any~~(17 ofCFR ~~the following provisions:~~240.13e-4(c))

~~☐ Written communications pursuant to Rule 425 under the~~ Securities ~~Act~~registered ~~(17 CFR 230.425) ☐ Soliciting material~~ pursuant to ~~Rule~~Section ~~14a-~~12 ~~under the Exchange Act~~ (~~17 CFR 240.14a-12) ☐ Pre-commencement communications pursuant to Rule 14d-2(~~b) ~~under~~of the ~~Exchange~~ Act ~~(17 CFR 240.14d-2(b)) ☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))~~:

Securities registered pursuant to Section 12(b) of the Act:


Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common Stock, $1 par value	PCAR	The Nasdaq Stock Market

Title of Each Class	Trading Symbol(s)	Name of Each Exchange on Which Registered
Common stock, $1 par value	PCAR	The Nasdaq Stock Market

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§ 230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§ 240.12b-2 of this chapter).

~~Indicate~~Emerging ~~by check mark whether the registrant is an emerging~~ growth company ~~as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).~~☐

~~Emerging~~If an emerging growth company , indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

IfItem an5.02 emergingDeparture growthof company,Directors indicateor byCertain checkOfficers; markElection ifof theDirectors; registrantAppointment hasof electedCertain notOfficers; toCompensatory useArrangements the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of theCertain Exchange ActOfficers. ☐

Item 2502(f).02 ~~Results~~On April 27, 2026, the Compensation Committee of ~~Operations~~the ~~and~~Board ~~Financial~~of ~~Condition~~Directors approved the Long Term Performance Cash Awards (the “LTIP Cash Awards”) for the 2023-2025 cycle under the Long Term Incentive Plan for the Named Executive Officers identified in the Company’s March 18, 2026 proxy statement (the “Proxy Statement”). The total compensation for each Named Executive Officer reported in the Summary Compensation Table on page 26 of the Proxy Statement has been recalculated to include the LTIP Cash Awards as follows:

On April 28, 2026 PACCAR Inc (the “Registrant”) issued a press release announcing its financial results for the first quarter of 2026 and announcing that it would hold a conference call with securities analysts to discuss first quarter 2026 earnings to be held that same day as more fully described in the press release attached as Exhibit 99.1 to this report.


Named Executive Officer	Non-Equity Incentive Plan Compensation LTIP Cash Award	Total Compensation
R. P. Feight	$6,834,144	$19,453,009
H. C. Schippers	$1,330,337	$5,037,791
B. J. Poplawski	$259,455	$2,164,812
K. D. Baney	$596,624	$3,761,067
C. M. Dozier	$1,187,393	$4,832,587
D. C. Siver	$1,117,362	$4,685,040

~~The~~CEO ~~information~~Pay inRatio ~~this~~Disclosure Current Report on Form 8-K, including Exhibit 99.1 hereto, shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liability of that section, nor shall it be deemed incorporated by reference in any filing or other document pursuant to the Securities Act of 1933, as amended, except as shall be expressly set forth by specific reference in such filing or document.

As required by Item ~~9.01~~402(u) ~~Financial~~of ~~Statements~~Regulation ~~and~~S-K, ~~Exhibits~~we are providing the following information:

~~Exhibits~~As permitted by SEC rules, the median employee utilized for 2025 is the same employee identified in 2023 because there have been no changes in our employee population or employee compensation arrangements that we reasonably believe would result in a significant change to this pay ratio disclosure. For 2025, our last completed fiscal year:

(a) The ~~following~~annual istotal ~~furnished~~compensation asof anPACCAR’s ~~Exhibit~~median toemployee ~~this~~(excluding ~~report~~Mr. Feight, our Chief Executive Officer) was $98,350;

ExhibitNumber	Description
99.1	Press release issued April 28, 2026.
104	Cover Page Interactive Data File (embedded within the Inline XBRL document)

(b) The annual total compensation of our Chief Executive Officer was $19,453,009; and

~~SIGNATURE~~(c) The ratio of the annual total compensation of our Chief Executive Officer to the annual total compensation of PACCAR’s median employee was 198 to 1.

PursuantItem to5.07 theSubmission requirements of theMatters Securitiesto Exchangea ActVote of 1934,Security the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorizedHolders.

		PACCAR Inc
Date: April 28, 2026	By:	/s/ B. J. Poplawski
		B. J. Poplawski
		Senior Vice President and Chief Financial Officer

(a) The annual meeting of stockholders was held on April 28, 2026.

(b) The following is a brief description and vote count of all items voted on at the annual meeting:

Item No. 1. Election of directors.

The following persons were elected to serve as directors with a term expiring in 2027:


Nominee	Shares Voted “For”	Shares Voted “Against”	Abstentions	Broker Nonvotes
M. C. Pigott	450,432,465	8,357,621	336,416	22,674,771
P. R. Breber	445,574,369	12,992,828	559,305	22,674,771
A. J. Carnwath	437,365,459	21,220,087	540,956	22,674,771
R. P. Feight	455,600,920	3,207,187	318,395	22,674,771
K. S. Hachigian	436,005,585	22,536,468	584,449	22,674,771
B. A. Hill	456,813,355	1,740,493	572,654	22,674,771
B. B. Hulit	457,459,777	1,111,380	555,345	22,674,771
J. M. Pigott	452,963,004	5,891,164	272,334	22,674,771
L. A. S. Pretti	455,746,423	2,839,115	540,964	22,674,771
G. Ramaswamy	455,629,161	2,890,400	606,941	22,674,771
D. A. Scheiter	456,570,059	1,972,331	584,112	22,674,771
M. A. Schulz	393,722,579	63,686,066	1,717,857	22,674,771

Item No. 2. Advisory resolution to approve executive compensation.

Item No. 2 received the affirmative vote of a majority of the shares outstanding and entitled to vote on this item at the meeting.

      Shares Voted
“For” 

      Shares Voted
“Against”

Abstentions

      Broker
Nonvotes

      432,025,578
 
      25,777,225

      1,323,699

      22,674,771

Item No. 3. Advisory vote on the ratification of independent auditors.

Item No. 3 received the affirmative vote of a majority of the shares present and entitled to vote on this item at the meeting.

       
Shares Voted
“For”

      Shares Voted
“Against”

Abstentions

      Broker
Nonvotes

      459,284,605
 
      22,031,967

      484,701

      0

(d) Not applicable.

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.


			PACCAR Inc

Date:	May 1, 2026	By:	/s/ M. K. Walton
			M. K. Walton, Vice President and General Counsel

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