Item 1A. RISK FACTORS

For information regarding risk factors, refer to Part I, Item 1A as presented in the 2025 Annual Report on Form 10-K. There have been no material changes in the Company’s risk factors during the three months ended June 30, 2026.

ITEM 2. UNREGISTERED SALES OF EQUI****TY SECURITIES AND USE OF PROCEEDS

For Items 2(a) and (b), there was no reportable information for the three months ended June 30, 2026.

(c)

Issuer purchases of equity securities.

On December 4, 2018, PACCAR’s Board of Directors approved the program to repurchase up to $500.0 million of the Company’s outstanding common stock with no expiration. As of June 30, 2026, the Company has repurchased $128.4 million of shares under this plan. There were no repurchases made under this plan during the first six months of 2026.

ITEM 3. DEFAULTS UPON SENIOR SECURITIES

None.

ITEM 4. MINE SAFETY DISCLOSURES

Not applicable.