ECG

SEC source: 0001225208-25-005427 · doc4.xml · nonDerivative · entry 1

DELLA ROCCA MICHAEL · CIK 0001832494 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,914

F1 · shares: Represents restricted stock units (RSUs) that vest on May 20, 2026, provided that the reporting person remains in continuous service with the issuer through the vesting date. Each RSU represents the contingent right to receive one share of the issuer's common stock.

SEC source: 0001225208-25-005429 · doc4.xml · nonDerivative · entry 2

Ryan Edward A · CIK 0001379264 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 18,914

F2 · shares: Represents shares of common stock granted to the reporting person for service on the issuer's board of directors from January 1, 2025 to May 20, 2025, which shares were fully vested upon grant.

SEC source: 0001225208-25-005429 · doc4.xml · nonDerivative · entry 1

Ryan Edward A · CIK 0001379264 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 17,815

F1 · shares: Represents restricted stock units (RSUs) that vest on May 20, 2026, provided that the reporting person remains in continuous service with the issuer through the vesting date. Each RSU represents the contingent right to receive one share of the issuer's common stock.

SEC source: 0001225208-25-003779 · doc4.xml · nonDerivative · entry 1

Rosenthal Dale · CIK 0001620924 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,889

F1 · shares: Pursuant to the issuer's director compensation policy, the reporting person elected to receive common stock in lieu of the cash compensation retainer for service on the issuer's board of directors.

SEC source: 0001225208-25-003422 · doc4.xml · nonDerivative · entry 1

Hendricks Britney A. · CIK 0002055946 · VP of Human Resources

10b5-1 filing: No plan indicated

Ownership: Indirect · By Trustee

Disclosed balance after: 293

F1 · kind: The transaction constitutes an intra-plan transfer through the reporting person's 401(k) plan from one investment option to the issuer's common stock fund. The transaction was a discretionary transaction that is exempt from Section 16(b) pursuant to Rule 16b-3(f).

SEC source: 0001225208-25-002508 · doc4.xml · nonDerivative · entry 1

Marcy Maximillian J · CIK 0002040843 · VP, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 5,508

SEC source: 0001225208-25-002507 · doc4.xml · nonDerivative · entry 1

Ryan Edward A · CIK 0001379264 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 14,928

SEC source: 0001225208-25-002344 · doc4.xml · nonDerivative · entry 1

Henricks Britney A. · CIK 0002055946 · VP of Human Resources

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,242

F1 · kind: 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.

SEC source: 0001225208-25-002339 · doc4.xml · nonDerivative · entry 1

Behring Jason A. · CIK 0002055264 · VP of Technology

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 1,457

F1 · kind: 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.

SEC source: 0001225208-25-002345 · doc4.xml · nonDerivative · entry 1

Marcy Maximillian J · CIK 0002040843 · VP, CFO & Treasurer

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 4,208

F1 · kind: 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.

SEC source: 0001225208-25-002341 · doc4.xml · nonDerivative · entry 2

Nosbusch Thomas D. · CIK 0002040595 · EVP & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 24,772

F3 · kind: Represents shares withheld by issuer to cover tax withholding obligations upon vesting of a RSU award.

SEC source: 0001225208-25-002341 · doc4.xml · nonDerivative · entry 1

Nosbusch Thomas D. · CIK 0002040595 · EVP & COO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 26,655

F1 · kind: 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.

F2 · balance_after: Includes (i) 3,381 shares of common stock 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, and (ii) 4,364 RSUs that vested on December 31, 2024; 5,009 RSUs that vest on December 31, 2025; and 8,617 RSUs that vest on December 31, 2026, provided, with respect to such RSUs, the reporting person remains continuously employed by the issuer through the applicable vesting date. Such RSUs were converted from certain previously granted MDU Resources RSUs in connection with the separation and distribution.

SEC source: 0001225208-25-002342 · doc4.xml · nonDerivative · entry 2

Hunke Jon B. · CIK 0002040033 · VP & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 11,994

F3 · kind: Represents shares withheld by issuer to cover tax withholding obligations upon vesting of a RSU award.

SEC source: 0001225208-25-002342 · doc4.xml · nonDerivative · entry 1

Hunke Jon B. · CIK 0002040033 · VP & CAO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,253

F1 · kind: 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.

F2 · balance_after: Includes (i) 2,098 shares of common stock 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, and (ii) 2,874 RSUs that vested on December 31, 2024; 3,348 RSUs that vest on December 31, 2025; and 3,684 RSUs that vest on December 31, 2026, provided, with respect to such RSUs, the reporting person remains continuously employed by the issuer through the applicable vesting date. Such RSUs were converted from certain previously granted MDU Resources RSUs in connection with the separation and distribution.

SEC source: 0001225208-25-002343 · doc4.xml · nonDerivative · entry 1

Sanderson Paul R. · CIK 0001978553 · Director · VP, CLO & Corporate Secretary

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 23,986

F1 · kind: 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.

F2 · balance_after: Includes 9,243 RSUs that vest on December 31, 2025 and 11,678 RSUs that vest on December 31, 2026, provided the reporting person remains continuously employed by the issuer through the applicable vesting date. Such RSUs were converted from certain previously granted MDU Resources Group, Inc. (MDU Resources) RSUs in connection 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, and MDU Resources' stockholders 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.

SEC source: 0001225208-25-002340 · doc4.xml · nonDerivative · entry 2

Thiede Jeffrey S · CIK 0001577239 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 117,482

F3 · kind: Represents shares withheld by issuer to cover tax withholding obligations upon vesting of a RSU award.

SEC source: 0001225208-25-002340 · doc4.xml · nonDerivative · entry 1

Thiede Jeffrey S · CIK 0001577239 · Director · President & CEO

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 125,877

F1 · kind: 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.

F2 · balance_after: Includes (i) 32,926 shares of common stock 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, and (ii) 21,199 RSUs that vested on December 31, 2024; 25,047 RSUs that vest on December 31, 2025; and 30,372 RSUs that vest on December 31, 2026, provided, with respect to such RSUs, the reporting person remains continuously employed by the issuer through the applicable vesting date. Such RSUs were converted from certain previously granted MDU Resources RSUs in connection with the separation and distribution.

SEC source: 0001225208-25-002027 · doc4.xml · nonDerivative · entry 1

DELLA ROCCA MICHAEL · CIK 0001832494 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 2,027

SEC source: 0001225208-24-010254 · doc4.xml · nonDerivative · entry 1

SPARBY DAVID M · CIK 0001159192 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,657

F1 · shares: Represents the annual common stock grant to non-employee directors pursuant to the issuer's Long-Term Performance-Based Incentive Plan, which shares were fully vested upon grant.

F2 · balance_after: Includes 11,310 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 one share of the issuer's common stock for every four 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.

SEC source: 0001225208-24-010255 · doc4.xml · nonDerivative · entry 1

Wood Clark A. · CIK 0002042272 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 391

F1 · shares: Represents the annual common stock grant to non-employee directors pursuant to the issuer's Long-Term Performance-Based Incentive Plan, which shares were fully vested upon grant.

SEC source: 0001225208-24-010256 · doc4.xml · nonDerivative · entry 1

WYNN BETTY R. · CIK 0001441619 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 391

F1 · shares: Represents the annual common stock grant to non-employee directors pursuant to the issuer's Long-Term Performance-Based Incentive Plan, which shares were fully vested upon grant.

SEC source: 0001225208-24-010253 · doc4.xml · nonDerivative · entry 1

Ryan Edward A · CIK 0001379264 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 13,528

F1 · shares: Represents the annual common stock grant to non-employee directors pursuant to the issuer's Long-Term Performance-Based Incentive Plan, which shares were fully vested upon grant.

F2 · balance_after: Includes 11,181 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 one share of the issuer's common stock for every four 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.

SEC source: 0001225208-24-010252 · doc4.xml · nonDerivative · entry 1

Rosenthal Dale · CIK 0001620924 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 6,536

F1 · shares: Represents the annual common stock grant to non-employee directors pursuant to the issuer's Long-Term Performance-Based Incentive Plan, which shares were fully vested upon grant.

F2 · balance_after: Includes 4,124 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 one share of the issuer's common stock for every four 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.

SEC source: 0001225208-24-010251 · doc4.xml · nonDerivative · entry 1

DELLA ROCCA MICHAEL · CIK 0001832494 · Director

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 977

F1 · shares: Represents the annual common stock grant to non-employee directors pursuant to the issuer's Long-Term Performance-Based Incentive Plan, which shares were fully vested upon grant.

SEC source: 0001225208-24-009595 · doc4.xml · nonDerivative · entry 1

MDU RESOURCES GROUP INC · CIK 0000067716 · 10% owner

10b5-1 filing: No plan indicated

Ownership: Direct

Disclosed balance after: 0

F1 · kind: On October 17, 2024, MDU Resources Group, Inc. ("MDU Resources") reported that it owned 1,000 shares of common stock of Everus Construction Group, Inc. ("Everus"), which at the time was all of the issued and outstanding shares of common stock of Everus. On October 21, 2024, Everus effected a stock split of its outstanding shares of common stock, resulting in 50,972,059 shares of Everus common stock issued and outstanding and held by MDU Resources. Effective 11:59 p.m. ET on October 31, 2024, MDU Resources distributed 100% of the issued and outstanding shares of Everus common stock to the holders of MDU Resources common stock at the close of business on October 21, 2024 in a pro rata dividend.