Everus Construction Group, Inc.

SEC regulations require us to disclose certain information about proceedings arising under federal, state or local environmental provisions if we reasonably believe that such proceedings may result in monetary sanctions above a stated threshold. Pursuant to SEC regulations, we have adopted a threshold of $1.0 million for purposes of determining whether disclosure of any such proceedings is required.

As of June 30, 2025, there were no material changes to the legal proceedings that were disclosed in the Company’s 2024 Annual Report.

Securities Class Action

On April 4, 2025, a putative class action lawsuit titled Scofield v. Everus Construction Group, Inc., et al., Case No. 1:25-cv-02835, was filed against the Company and certain officers in the United States District Court for the Southern District of New York. The Complaint was filed on behalf of a purported class consisting of all purchasers or acquirors of the Company’s common stock between October 31, 2024, and February 11, 2025, including investors who held MDU Resources common stock as of October 21, 2024, and acquired the Company’s common stock in connection with the Separation. The complaint alleged violations of Sections 10(b) and 20(a) of the Exchange Act, based on allegedly false and misleading statements related to the Company’s backlog conversion cycle and its impact on the Company’s business, operations, and prospects. The complaint sought unspecified damages, an award of costs and expenses, and other unspecified relief. On May 29, 2025, the Company announced the class action lawsuit had been voluntarily dismissed.