X0508 4 2025-02-20 0002015845 Everus Construction Group, Inc. ECG 0002055264 Behring Jason A. 1730 BURNT BOAT DRIVE BISMARCK ND 58503 1 VP of Technology 0 Common Stock 2025-02-20 4 A 0 1457.0000 0.0000 A 1457.0000 D Common Stock - 401(k) 1772.0000 I By Trustee Represents restricted stock units (RSUs) that vest in three equal annual installments beginning on February 20, 2026, provided the reporting person remains continuously employed by the issuer through the applicable vesting date. Each RSU represents the contingent right to receive one share of the issuer's common stock. As of the most recent quarter end, the number of shares may fluctuate daily depending on plan activity in the fund. Represents shares that were received by the reporting person in connection with the separation and distribution transaction that became effective on October 31, 2024, pursuant to which the issuer was spun-off from its former parent company, MDU Resources Group, Inc. (MDU Resources), and MDU Resources' stockholders, including the reporting person, received 1 share of the issuer's common stock for every 4 shares of MDU Resources common held as of such time, subject to the payment of cash in lieu of fractional shares of the issuer's common stock. /s/ Paul R. Sanderson, Attorney-in-Fact 2025-02-24