PENSKE AUTOMOTIVE GROUP, INC.

Item 8.01 Other Items. On June 19, 2024, we became aware that CDK Global, LLC (“CDK”), a provider of dealer management software systems to retail automotive and commercial truck dealerships, was experiencing a cybersecurity incident and its systems were not operational. As of the filing of this Current Report, many of CDK’s systems remain inoperable. We do not utilize CDK's dealer management system in our U.S. or international automotive dealership operations. Our Premier Truck Group business utilizes CDK’s dealer management system which has been disrupted. We immediately took precautionary containment steps to protect our systems and commenced an investigation of the incident, which efforts are ongoing. Premier Truck Group has implemented its business continuity response plans and continues to operate at all locations through manual or alternate processes developed to respond to such incidents. The commercial truck dealership business has lower unit volumes than the automotive dealership business and principally serves business customers. Premier Truck Group, a heavy- and medium-duty truck dealership group offering primarily Freightliner and Western Star trucks (both Daimler brands), has locations across eleven U.S. states and the Canadian provinces of Ontario and Manitoba. PTG operates 48 locations selling new and/or used trucks, performing service and parts operations, and offering collision repair services . Caution Concerning Forward Looking Statements Statements in this Current Report on Form 8-K may involve forward-looking statements. Actual results may vary materially because of risks and uncertainties that are difficult to predict. These risks and uncertainties include, among others, our ability to mitigate the disruption caused by the CDK cybersecurity inciden