MDU Resources Group Inc Contracts & Agreements

Separation and Distribution Agreement, dated as of October 31, 2024, by and between MDU Resources Group, Inc. and Everus Construction Group, Inc (Filed With SEC on November 1, 2024)

Transition Services Agreement, dated as of October 31, 2024, by and between MDU Resources Group, Inc. and Everus Construction Group, Inc (Filed With SEC on November 1, 2024)

Tax Matters Agreement, dated as of October 31, 2024, by and between MDU Resources Group, Inc. and Everus Construction Group, Inc (Filed With SEC on November 1, 2024)

Employee Matters Agreement, dated as of October 31, 2024, by and between MDU Resources Group, Inc. and Everus Construction Group, Inc (Filed With SEC on November 1, 2024)

Montana-Dakota Utilities Co. Note Purchase Agreement, dated July 11, 2024 (Filed With SEC on August 8, 2024)

WBI Energy Transmission, I (Filed With SEC on May 2, 2024)

Ninth Amendment to MDU Resources Group, Inc. 401(k) Retirement Plan. as amended March 28, 2024 (Filed With SEC on May 2, 2024)

Tenth Amendment to MDU Resources Group, Inc. 401(k) Retirement Plan. as amended April 1, 2024 (Filed With SEC on May 2, 2024)

A&R Cooperation Agreement , dated as of March (Filed With SEC on March 18, 2024)

Sixth Amendment to MDU Resources Group, Inc. 401(k) Retirement Plan, as amended May 1, 2023 (Filed With SEC on February 22, 2024)

Seventh Amendment to MDU Resources Group, Inc. 401(k) Retirement Plan, as amended August 23, 2023 (Filed With SEC on February 22, 2024)

Eighth Amendment to MDU Resources Group, Inc. 401(k) Retirement Plan, as amended January 1, 2024 (Filed With SEC on February 22, 2024)

MDU Resources Group, Inc. Section 16 Officers and Directors with Indemnification Agreements Chart, as of February 14, 2024 (Filed With SEC on February 22, 2024)

MDU Resources Group, Inc. Change in Control Severance Plan (Filed With SEC on February 21, 2024)

MDU Resources Group, Inc. Long-Term Performance-Based Incentive Plan, as amended February 15, 2024 (Filed With SEC on February 21, 2024)

SEPARATION AND DISTRIBUTION AGREEMENT BY AND BETWEEN MDU RESOURCES GROUP, INC. AND KNIFE RIVER HOLDING COMPANY DATED AS OF MAY 30, 2023 (Filed With SEC on June 1, 2023)

TRANSITION SERVICES AGREEMENT by and between MDU Resources Group, Inc. and Knife river holding company dated as of May 30, 2023 (Filed With SEC on June 1, 2023)

TAX MATTERS AGREEMENT DATED AS OF MAY 30, 2023 BY AND BETWEEN MDU RESOURCES GROUP, INC. AND KNIFE RIVER HOLDING COMPANY (Filed With SEC on June 1, 2023)

EMPLOYEE MATTERS AGREEMENT BY AND BETWEEN MDU RESOURCES GROUP, INC. AND KNIFE RIVER HOLDING COMPANY DATED AS OF May 30, 2023 (Filed With SEC on June 1, 2023)

STOCKHOLDER AND REGISTRATION RIGHTS AGREEMENT BY AND BETWEEN MDU RESOURCES GROUP, INC. AND KNIFE RIVER HOLDING COMPANY DATED AS OF MAY 30, 2023 (Filed With SEC on June 1, 2023)

$200,000,000 5-YEAR REVOLVING CREDIT AGREEMENT dated as of May 31, 2023 by and among MDU RESOURCES GROUP, INC., as Borrower, the Lenders referred to herein, as Lenders, and U.S.... (Filed With SEC on June 1, 2023)

$150,000,000 364-DAY REVOLVING CREDIT AGREEMENT dated as of May 31, 2023 by and among MDU RESOURCES GROUP, INC., as Borrower, the Lenders referred to herein, as Lenders, and U.S.... (Filed With SEC on June 1, 2023)

$375,000,000 TERM LOAN AGREEMENT dated as of May 31, 2023 by and among MDU RESOURCES GROUP, INC., as Borrower, the Lenders referred to herein, as Lenders, and U.S. BANK NATIONAL... (Filed With SEC on June 1, 2023)

WBI Energy Transmission, Inc (Filed With SEC on February 24, 2023)

Restricted Stock Unit Award Agreement under the Long-Term Performance-Based Incentive Plan, as amended February 16, 2023 (Filed With SEC on February 24, 2023)

MDU Resources Group, Inc. Section 16 Officers and Directors with Indemnification Agreements Chart, as of February 1, 2023 (Filed With SEC on February 24, 2023)

MDU Resources Group, Inc. 401(k) Retirement Plan, as amended December 28, 2022 (Filed With SEC on February 24, 2023)

Retention Agreement for Jeffrey S. Thiede, dated February 17, 2023 (Filed With SEC on February 24, 2023)

David C. Barney Offer Letter, dated February 17, 2023 (Filed With SEC on February 24, 2023)

Cooperation Agreement, dated as of January (Filed With SEC on January 24, 2023)

MDU Resources Group, Inc (Filed With SEC on November 3, 2022)

MDU Resources Group, Inc. Director Compensation Policy, as amended May 11, 2022 (Filed With SEC on August 5, 2022)

Form of Performance Share Award Agreement under the Long-Term Performance-Based Incentive Plan, as amended February 17, 2022 (Filed With SEC on February 23, 2022)

Restricted Stock Unit Award Agreement under the Long-Term Performance-Based Incentive Plan, as amended February 17, 2022 (Filed With SEC on February 23, 2022)

MDU Resources Group, Inc. 401(k) Retirement Plan, as amended January 1, 2022 (Filed With SEC on February 23, 2022)

MDU Resources Group, Inc. Deferred Compensation Plan (Filed With SEC on November 4, 2021)

MDU Resources Group, Inc. Director Compensation Policy, as amended May 12, 2021 (Filed With SEC on August 5, 2021)

MDU Resources Group, Inc. 401(k) Retirement Plan, as amended January 1, 2021 (Filed With SEC on May 6, 2021)

WBI Energy Transmission, Inc. Amended and Restated Note Purchase and Private Shelf Agreement, effective as of September 12, 2013, among Prudential Investment Management, Inc. and... (Filed With SEC on February 19, 2021)

Amendment No. 1 to WBI Energy Transmission, Inc. Amended and Restated Note Purchase and Private Shelf Agreement, dated May 17, 2016, among Prudential Investment Management, Inc.... (Filed With SEC on February 19, 2021)

Amendment No. 2 to WBI Energy Transmission, Inc. Amended and Restated Note Purchase and Private Shelf Agreement, dated July 26, 2019 and effective May 16, 2019, among Prudential... (Filed With SEC on February 19, 2021)

MDU Resources Group, Inc. Executive Incentive Compensation Plan, as amended November 12, 2020, and Rules and Regulations, as amended November 12, 2020 (Filed With SEC on February 19, 2021)

Form of Performance Share Award Agreement under the Long-Term Performance-Based Incentive Plan, as amended February 11, 2021 (Filed With SEC on February 19, 2021)

Restricted Stock Unit Award Agreement under the Long-Term Performance-Based Incentive Plan, as amended February 11, 2021 (Filed With SEC on February 19, 2021)

MDU Resources Group, Inc. Section 16 Officers and Directors with Indemnification Agreements Chart, as of February 6, 2021 (Filed With SEC on February 19, 2021)

MDU Resources Group, Inc. Nonqualified Defined Contribution Plan, as amended (Filed With SEC on February 19, 2021)

Instrument of Amendment to the MDU Resources Group, Inc. 401(k) Retirement Plan, dated December 17, 2020 (Filed With SEC on February 19, 2021)

MDU Resources Group, Inc. Deferred Compensation Plan Adoption Agreement (Filed With SEC on November 12, 2020)

MDU Resources Group, Inc. Deferred Compensation Plan Document (Filed With SEC on November 12, 2020)

MDU Resources Group, Inc. 401(k) Retirement Plan, as restated April 1, 2020 (Filed With SEC on May 8, 2020)

MDU Resources Group, Inc. Description of Securities Registered Pursuant to Section 12 of the Securities and Exchange Act of 1934 (Filed With SEC on February 21, 2020)

MDU Resources Group, Inc. Executive Incentive Compensation Plan, as amended November 13, 2019, and Rules and Regulations, as amended November 13, 2019 (Filed With SEC on February 21, 2020)

Form of Annual Incentive Award Agreement under the Long-Term Performance-Based Incentive Plan, as amended February 13, 2020 (Filed With SEC on February 21, 2020)

Instrument of Amendment to the MDU Resources Group, Inc. 401(k) Retirement Plan, dated October 15, 2019 (Filed With SEC on February 21, 2020)

Fifth Amended and Restated Credit Agreement, dated as of December 19, 2019, among Centennial Energy Holdings, Inc., U.S. Bank National Association, as Administrative Agent, and... (Filed With SEC on February 21, 2020)

Montana-Dakota Utilities Co. Amended and Restated Credit Agreement, dated December 19, 2019, among Montana-Dakota Utilities Co., Various Lenders, and Wells Fargo Bank, National... (Filed With SEC on February 21, 2020)

Instrument of Amendment to the MDU Resources Group, Inc. 401(k) Retirement Plan, dated August 22, 2019 (Filed With SEC on November 1, 2019)

Montana-Dakota Utilities Co. Note Purchase Agreement, dated July 24, 2019, among Montana-Dakota Utilities Co. and various purchasers of the notes (Filed With SEC on November 1, 2019)

MDU Resources Group, Inc. Director Compensation Policy, as amended May 8, 2019 (Filed With SEC on August 2, 2019)

Instrument of Amendment to the MDU Resources Group, Inc. 401(k) Retirement Plan, dated April 25, 2018 (Filed With SEC on August 2, 2019)

Instrument of Amendment to the MDU Resources Group, Inc. 401(k) Retirement Plan, dated September 6, 2018 (Filed With SEC on August 2, 2019)

Instrument of Amendment to the MDU Resources Group, Inc. 401(k) Retirement Plan, dated December 20, 2018 (Filed With SEC on August 2, 2019)

Instrument of Amendment to the MDU Resources Group, Inc. 401(k) Retirement Plan, dated March 22, 2019 (Filed With SEC on August 2, 2019)

Centennial Energy Holdings, Inc. Note Purchase Agreement, dated December 20, 2012, among Centennial Energy Holdings, Inc. and various purchasers of the notes (Filed With SEC on August 2, 2019)

First Amendment to the Fourth Amended and Restated Credit Agreement, dated as of October 26, 2018, among Centennial Energy Holdings, Inc., U.S. Bank National Association, as... (Filed With SEC on February 22, 2019)

MDU Resource Group, Inc. Director Compensation Policy, as amended November 15, 2018 (Filed With SEC on February 22, 2019)

Form of Performance Share Award Agreement under the Long-Term Performance-Based Incentive Plan, as amended February 14, 2019 (Filed With SEC on February 22, 2019)

Distribution Agreement, dated February 22, 2019, between MDU Resources Group, Inc. and J.P. Morgan Securities LLC and MUFG Securities Americas Inc (Filed With SEC on February 22, 2019)

Agreement and Plan of Merger, dated December 31, 2018, by and among MDU Resources Group, Inc., MDUR Newco, Inc. MDU Newco Sub, Inc (Filed With SEC on January 2, 2019)

MDU Resources Group, Inc. Credit Agreement, dated June 8, 2018, among MDU Resources Group, Inc., Various Lenders, and Wells Fargo Bank, National Association, as Administrative... (Filed With SEC on August 3, 2018)

Form of Performance Share Award Agreement under the Long-Term Performance-Based Incentive Plan (Filed With SEC on February 21, 2018)

MDU Resources Group, Inc. 2017 Performance Share Award Opportunity Chart (Filed With SEC on February 21, 2018)

Form of Restricted Stock Unit Agreement under the Long-Term Performance-Based Incentive Plan (Filed With SEC on February 21, 2018)

Instrument of Amendment to the MDU Resources Group, Inc. 401(k) Retirement Plan, dated August 30, 2017 (Filed With SEC on November 3, 2017)

MDU Resources Group, Inc. Section 16 Officers and Directors with Indemnification Agreements Chart, as of October 10, 2017 (Filed With SEC on November 3, 2017)

Jason L. Vollmer Offer Letter, dated September 20, 2017 (Filed With SEC on September 21, 2017)

MDU Resources Group, Inc. Director Compensation Policy, as amended May 10, 2017 (Filed With SEC on August 4, 2017)

MDU Resources Group, Inc. Executive Incentive Compensation Plan, as amended May 10, 2017, and Rules and Regulations, as amended May 9, 2017 (Filed With SEC on August 4, 2017)

MDU Resources Group, Inc. Nonqualified Defined Contribution Plan, as amended May 10, 2017 (Filed With SEC on August 4, 2017)

MDU Resources Group, Inc. Supplemental Income Security Plan, as amended and restated May 10, 2017 (Filed With SEC on August 4, 2017)

Instrument of Amendment to the MDU Resources Group, Inc. 401(k) Retirement Plan, dated April 10, 2017 (Filed With SEC on August 4, 2017)

MDU Resources Group, Inc. 401(k) Retirement Plan, as restated as of January 1, 2017 (Filed With SEC on May 8, 2017)

Instrument of Amendment to the MDU Resources Group, Inc. 401(k) Retirement Plan, dated March 31, 2017 (Filed With SEC on May 8, 2017)

MDU Resources Group, Inc. Section 16 Officers and Directors with Indemnification Agreements Chart Section 16 Officers (Filed With SEC on February 24, 2017)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on February 24, 2017)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN PERFORMANCE SHARE AWARD AGREEMENT February 16, 2017 (Filed With SEC on February 21, 2017)

MDU Resources Group, Inc. 2017 Performance Share Award Opportunity Chart NameTitleThresholdTargetMaximumShares(#)Shares(#)Shares(#)David L. GoodinPresident and Chief Executive... (Filed With SEC on February 21, 2017)

Exhibit 10.1 MDU RESOURCES GROUP, INC. NONQUALIFIED DEFINED CONTRIBUTION PLAN (Filed With SEC on November 21, 2016)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on November 7, 2016)

MDU Resources Group, Inc. Section 16 Officers and Directors with Indemnification Agreements Chart Section 16 Officers (Filed With SEC on August 5, 2016)

PURCHASE AND SALE AGREEMENT Exhibit NumberDescription of Exhibit2.2+ Purchase and Sale Agreement, dated as of June 9, 2016, by and among Calumet North Dakota, LLC, WBI Energy,... (Filed With SEC on July 21, 2016)

AMENDMENT No. 1 TO THE PURCHASE AND SALE AGREEMENT (Filed With SEC on July 21, 2016)

MDU RESOURCES GROUP, INC. SUPPLEMENTAL INCOME SECURITY PLAN (As Amended and Restated Effective as of February 11, 2016) TABLE OF CONTENTSPage INTRODUCTION1 ARTICLE I DEFINITIONS1... (Filed With SEC on May 6, 2016)

MDU RESOURCES GROUP, INC. EXECUTIVE INCENTIVE COMPENSATION PLAN (Filed With SEC on May 6, 2016)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on May 6, 2016)

MDU Resources Group, Inc. Section 16 Officers and Directors with Indemnification Agreements Chart Section 16 Officers (Filed With SEC on May 6, 2016)

MDU Resources Group, Inc. Jason L. Vollmer 2016 Performance Share Award Opportunity Chart Threshold Target Maximum Name Title Shares (#) Dividend Equivalents ($) Shares (#)... (Filed With SEC on March 8, 2016)

INTERNAL CORRESPONDENCELOCATIONCorporate CampusDATEMarch 7, 2016WRITERDoran N. SchwartzSUBJECTPromotion (Filed With SEC on March 8, 2016)

LETTER AMENDMENT NO. 3 TO AMENDED AND RESTATED MASTER SHELF AGREEMENT December 18, 2015 (Filed With SEC on February 19, 2016)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN (Filed With SEC on February 19, 2016)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on February 19, 2016)

Description of Patrick L. OBryan Sales Bonus Incentive Award Opportunity May 13, 2015 (Filed With SEC on February 19, 2016)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN SPECIAL ANNUAL INCENTIVE AWARD AGREEMENT (Filed With SEC on February 19, 2016)

MDU Resources Group, Inc. 2016 Annual Incentive Award Opportunity Chart (Filed With SEC on February 18, 2016)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN ANNUAL INCENTIVE AWARD AGREEMENT [Date] (Filed With SEC on February 18, 2016)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN PERFORMANCE SHARE AWARD AGREEMENT [date] (Filed With SEC on February 18, 2016)

MDU Resources Group, Inc. 2016 Performance Share Award Opportunity Chart (Filed With SEC on February 18, 2016)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on August 4, 2015)

WAIVER AND VOLUNTARY RELEASE (Filed With SEC on August 4, 2015)

MDU Resources Group, Inc. Section 16 Officers and Directors with Indemnification Agreements Chart Section 16 Officers (Filed With SEC on August 4, 2015)

MDU Resources Group, Inc. Martin A. Fritz 2015 Performance Share Award Opportunity Chart... (Filed With SEC on July 2, 2015)

Pipeline and Energy Services 2015 ROIC results as a% of 2015goal (weighted 37.5%)Payment of annual incentive target based on Pipeline and Energy Services 2015 ROICPipeline and... (Filed With SEC on July 2, 2015)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on May 8, 2015)

MDU Resources Group, Inc. Section 16 Officers and Directors with Indemnification Agreements Chart Section 16 Officers (Filed With SEC on May 8, 2015)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on February 20, 2015)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN ANNUAL INCENTIVE AWARD AGREEMENT [Date] (Filed With SEC on February 18, 2015)

MDU Resources Group, Inc. 2015 Annual Incentive Award Opportunity Chart (Filed With SEC on February 18, 2015)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN ANNUAL INCENTIVE AWARD AGREEMENT [Date] (Filed With SEC on February 18, 2015)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN PERFORMANCE SHARE AWARD AGREEMENT [date] (Filed With SEC on February 18, 2015)

MDU Resources Group, Inc. 2015 Performance Share Award Opportunity Chart (Filed With SEC on February 18, 2015)

PURCHASE AND SALE AGREEMENT by and between FIDELITY EXPLORATION & PRODUCTION COMPANY (Seller) And LIME ROCK RESOURCES, III-A, L.P. (Buyer) July 17, 2014 (Filed With SEC on November 7, 2014)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on November 7, 2014)

SECOND AMENDMENT TO CREDIT AGREEMENT (Filed With SEC on August 8, 2014)

INDEMNIFICATION AGREEMENT (Filed With SEC on May 15, 2014)

AMENDMENT NO. 1 to the INDEMNIFICATION AGREEMENT (Filed With SEC on May 15, 2014)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN PERFORMANCE SHARE AWARD AGREEMENT (Filed With SEC on May 7, 2014)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(K) RETIREMENT PLAN (Filed With SEC on May 7, 2014)

Purchase and Sale Agreement By and Between Ballard Petroleum Holdings LLC as Seller and Fidelity Exploration & Production Company and Fidelity Oil Co. as Buyer Dated February 10,... (Filed With SEC on May 7, 2014)

Purchase and Sale Agreement By and Between Maurice W. Brown Oil & Gas, LLC as Seller and Fidelity Exploration & Production Company and Fidelity Oil Co. as Buyer Dated February 10,... (Filed With SEC on May 7, 2014)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on February 21, 2014)

INTERNAL CORRESPONDENCELOCATIONCorporate CampusDATEMay 16, 2013 WRITERDavid L. GoodinSUBJECTPromotion (Filed With SEC on February 21, 2014)

MDU Resources Group, Inc. 2014 Annual Incentive Award Opportunity Chart (Filed With SEC on February 19, 2014)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN ANNUAL INCENTIVE AWARD AGREEMENT { } (Filed With SEC on February 19, 2014)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on November 7, 2013)

MDU RESOURCES GROUP, INC. DIRECTOR COMPENSATION POLICY (Filed With SEC on August 7, 2013)

MDU RESOURCES GROUP, INC. EXECUTIVE INCENTIVE COMPENSATION PLAN ____________________________________________________________ (Filed With SEC on May 7, 2013)

MDU Resources Group, Inc. 2013 Annual Incentive Award Opportunity Chart (Filed With SEC on March 7, 2013)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN ANNUAL INCENTIVE AWARD AGREEMENT { } (Filed With SEC on March 7, 2013)

MDU RESOURCES GROUP, INC. DIRECTOR COMPENSATION POLICY (Filed With SEC on February 28, 2013)

MDU Resources Group, Inc. Section 16 Officers and Directors with Indemnification Agreements Chart Section 16 Officers (Filed With SEC on February 28, 2013)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on February 28, 2013)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN PERFORMANCE SHARE AWARD AGREEMENT {} (Filed With SEC on November 20, 2012)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on November 7, 2012)

TERMINATION OF CHANGE OF CONTROL EMPLOYMENT AGREEMENT (Filed With SEC on November 7, 2012)

MDU RESOURCES GROUP, INC. NON-EMPLOYEE DIRECTOR LONG-TERM INCENTIVE COMPENSATION PLAN (Filed With SEC on August 7, 2012)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on August 7, 2012)

MDU RESOURCES GROUP, INC. EXECUTIVE INCENTIVE COMPENSATION PLAN ____________________________________________________________ (Filed With SEC on May 4, 2012)

Exhibit 10.1 (Filed With SEC on March 6, 2012)

Exhibit 10.2 (Filed With SEC on March 6, 2012)

CREDIT AGREEMENT among MDU RESOURCES GROUP, INC. as Borrower; VARIOUS LENDERS; and WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent WELLS FARGO SECURITIES, LLC AND... (Filed With SEC on February 24, 2012)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN (Filed With SEC on February 24, 2012)

MDU Resources Group, Inc. Section 16 Officers and Directors with Indemnification Agreements Chart Section 16 Officers (Filed With SEC on February 24, 2012)

MDU RESOURCES GROUP, INC. (Filed With SEC on February 24, 2012)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN 2011 FIDELITY PRESIDENT AND CEO AWARD AGREEMENT (Filed With SEC on February 24, 2012)

MDU RESOURCES GROUP, INC. NONQUALIFIED DEFINED CONTRIBUTION PLAN (Filed With SEC on February 24, 2012)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on February 24, 2012)

MDU RESOURCES GROUP, INC. NON-EMPLOYEE DIRECTOR STOCK COMPENSATION PLAN (Filed With SEC on August 5, 2011)

MDU RESOURCES GROUP, INC. DIRECTORS' COMPENSATION POLICY (Filed With SEC on August 5, 2011)

MDU Resources Group, Inc. Section 16 Officers and Directors with Indemnification Agreements Chart Section 16 Officers (Filed With SEC on August 5, 2011)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on August 5, 2011)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN (Filed With SEC on May 5, 2011)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on May 5, 2011)

MDU Resources Group, Inc. Executive Officers with Change of Control Employment Agreements Chart (as of December 31, 2010) (Filed With SEC on February 23, 2011)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(K) RETIREMENT PLAN (Filed With SEC on February 23, 2011)

Exhibit 10.1 (Filed With SEC on February 22, 2011)

Exhibit 10.2 (Filed With SEC on February 22, 2011)

Exhibit 10.3 (Filed With SEC on February 22, 2011)

Exhibit 10.4 (Filed With SEC on February 22, 2011)

MDU RESOURCES GROUP, INC. DIRECTORS' COMPENSATION POLICY (Filed With SEC on November 3, 2010)

MDU RESOURCES GROUP, INC. NON-EMPLOYEE DIRECTOR STOCK COMPENSATION PLAN (Filed With SEC on November 3, 2010)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on November 3, 2010)

Exhibit 10.1 (Filed With SEC on August 17, 2010)

Exhibit 10.2 (Filed With SEC on August 17, 2010)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on August 6, 2010)

TERMINATION OF CHANGE OF CONTROL EMPLOYMENT AGREEMENT (Filed With SEC on August 6, 2010)

INSTRUMENT OF AMENDMENT TO THE MDU RESOURCES GROUP, INC. 401(k) RETIREMENT PLAN (Filed With SEC on May 5, 2010)

Exhibit10.1 (Filed With SEC on March 11, 2010)

Exhibit 10.2 (Filed With SEC on March 11, 2010)

Exhibit 10.3 (Filed With SEC on March 11, 2010)

Exhibit 10.4 (Filed With SEC on March 11, 2010)

Exhibit 10.1 (Filed With SEC on February 18, 2010)

MDURESOURCES GROUP, INC. TO THEBANK OF NEW YORK MELLON (Filed With SEC on February 17, 2010)

Paul Vastola (Filed With SEC on February 17, 2010)

MDURESOURCES GROUP, INC. SUPPLEMENTALINCOME SECURITY PLAN (AsAmended and Restated Effective as of November 12, 2009) TABLE OFCONTENTS (Filed With SEC on February 17, 2010)

MDURESOURCES GROUP, INC. NON-EMPLOYEEDIRECTOR LONG-TERM INCENTIVE COMPENSATION PLAN (Filed With SEC on February 17, 2010)

MDUResources Group, Inc. 1998Option AwardProgram PLANDOCUMENT (Filed With SEC on February 17, 2010)

MDURESOURCES GROUP, INC. GROUPGENIUS INNOVATION PLAN (Filed With SEC on February 17, 2010)

WBIHOLDINGS, INC. EXECUTIVEINCENTIVE COMPENSATION PLAN (Filed With SEC on February 17, 2010)

KNIFERIVER CORPORATION EXECUTIVEINCENTIVE COMPENSATION PLAN (Filed With SEC on February 17, 2010)

MDURESOURCES GROUP, INC. LONG-TERMPERFORMANCE-BASED INCENTIVE PLAN (Filed With SEC on February 17, 2010)

MDURESOURCES GROUP, INC. EXECUTIVEINCENTIVE COMPENSATION PLAN (Filed With SEC on February 17, 2010)

MONTANA-DAKOTAUTILITIES CO. EXECUTIVEINCENTIVE COMPENSATION PLAN (Filed With SEC on February 17, 2010)

INSTRUMENTOF AMENDMENTTO THE MDURESOURCES GROUP, INC. 401(k)RETIREMENT PLAN (Filed With SEC on February 17, 2010)

INSTRUMENTOF AMENDMENT TO THE MDURESOURCES GROUP, INC. 401(k)RETIREMENT PLAN (Filed With SEC on February 17, 2010)

MDURESOURCES GROUP, INC. EXECUTIVEINCENTIVE COMPENSATION PLAN ____________________________________________________________ (Filed With SEC on May 6, 2009)

MONTANA-DAKOTAUTILITIES CO. EXECUTIVEINCENTIVE COMPENSATION PLAN ____________________________________________________________ (Filed With SEC on May 6, 2009)

MDUCONSTRUCTION SERVICES GROUP, INC. EXECUTIVEINCENTIVE COMPENSATION PLAN ____________________________________________________________ (Filed With SEC on May 6, 2009)

KNIFERIVER CORPORATION EXECUTIVEINCENTIVE COMPENSATION PLAN (Filed With SEC on May 6, 2009)

WBIHOLDINGS, INC. EXECUTIVEINCENTIVE COMPENSATION PLAN ____________________________________________________________ (Filed With SEC on May 6, 2009)

JohnG. Harp 2009 Additional Incentive Opportunity (Filed With SEC on May 6, 2009)

MDURESOURCES GROUP, INC. LONG-TERMPERFORMANCE-BASED INCENTIVE PLAN ANNUALINCENTIVE AWARD AGREEMENT (Filed With SEC on May 6, 2009)

MDUResources Group, Inc. (Filed With SEC on February 18, 2009)

MDURESOURCES GROUP, INC. SUPPLEMENTALINCOME SECURITY PLAN (AsAmended and Restated Effective as of November 13, 2008) TABLE OFCONTENTS (Filed With SEC on February 13, 2009)

WBIHOLDINGS, INC EXECUTIVEINCENTIVE COMPENSATION PLAN (Filed With SEC on February 13, 2009)

KNIFERIVER CORPORATION EXECUTIVEINCENTIVE COMPENSATION PLAN (Filed With SEC on February 13, 2009)

MDURESOURCES GROUP, INC. EXECUTIVEINCENTIVE COMPENSATION PLAN____________________________________________________________ (Filed With SEC on February 13, 2009)

MONTANA-DAKOTAUTILITIES CO. EXECUTIVEINCENTIVE COMPENSATION PLAN (Filed With SEC on February 13, 2009)

MDUResources Group, Inc. Executive Officers withChange of Control Employment Agreements Chart (Filed With SEC on February 13, 2009)

TERM LOAN AGREEMENT among MDU RESOURCES GROUP, INC. as Borrower; WELLS FARGO BANK, NATIONAL ASSOCIATION, as Administrative Agent; and THE OTHER FINANCIAL INSTITUTIONS PARTY HERETO (Filed With SEC on November 5, 2008)

AMENDMENTNO. 1 TOMASTER SHELF AGREEMENT (Filed With SEC on November 5, 2008)

Exhibit 10.1 (Filed With SEC on August 19, 2008)

MDURESOURCES GROUP, INC. DEFERREDCOMPENSATION PLAN FOR DIRECTORS (Filed With SEC on August 7, 2008)

MDURESOURCES GROUP, INC. DIRECTORS' COMPENSATIONPOLICY (Filed With SEC on August 7, 2008)

WBIHOLDINGS, INC EXECUTIVEINCENTIVE COMPENSATION PLAN (Filed With SEC on May 6, 2008)

KNIFERIVER CORPORATION EXECUTIVEINCENTIVE COMPENSATION PLAN (Filed With SEC on May 6, 2008)

MDUCONSTRUCTION SERVICES GROUP, INC. EXECUTIVEINCENTIVE COMPENSATION PLAN (Filed With SEC on May 6, 2008)

JohnG. Harp 2008 Additional Incentive Opportunity (Filed With SEC on May 6, 2008)

AMENDED AND RESTATED CREDITAGREEMENT Dated as of December 13,2007 among CENTENNIAL ENERGY HOLDINGS, INC., THE SEVERAL FINANCIALINSTITUTIONS FROM TIME TO TIME PARTY TO... (Filed With SEC on February 20, 2008)

PURCHASE AND SALEAGREEMENT BETWEEN ENERVEST ENERGY INSTITUTIONAL FUNDIX, L.P., ENERVEST ENERGY INSTITUTIONAL FUNDIX-WI, L.P. and EVERSTAR ENERGY,LLC (Collectively,Sellers) AND... (Filed With SEC on February 20, 2008)

MDU RESOURCES GROUP, INC. EXECUTIVE INCENTIVE COMPENSATION PLAN ____________________________________________________________ (Filed With SEC on February 20, 2008)

MONTANA-DAKOTA UTILITIES CO. EXECUTIVE INCENTIVE COMPENSATION PLAN ____________________________________________________________ (Filed With SEC on February 20, 2008)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN PERFORMANCE SHARE AWARD AGREEMENT (Filed With SEC on February 20, 2008)

CENTENNIAL POWER, INC. and COLORADO ENERGY MANAGEMENT, LLC PURCHASE AND SALE AGREEMENT BY AND BETWEEN CENTENNIAL ENERGY RESOURCES LLC, as SELLER, and MONTANA ACQUISITION COMPANY... (Filed With SEC on May 8, 2007)

MDU RESOURCES GROUP, INC. EXECUTIVE INCENTIVE COMPENSATION PLAN ____________________________________________________________ (Filed With SEC on May 8, 2007)

MONTANA-DAKOTA UTILITIES CO. EXECUTIVE INCENTIVE COMPENSATION PLAN ____________________________________________________________ (Filed With SEC on May 8, 2007)

WBI HOLDINGS, INC. EXECUTIVE INCENTIVE COMPENSATION PLAN ____________________________________________________________ (Filed With SEC on May 8, 2007)

KNIFE RIVER CORPORATION EXECUTIVE INCENTIVE COMPENSATION PLAN (Filed With SEC on May 8, 2007)

MDU CONSTRUCTION SERVICES GROUP, INC. EXECUTIVE INCENTIVE COMPENSATION PLAN ____________________________________________________________ (Filed With SEC on May 8, 2007)

MDU RESOURCES GROUP, INC. 1992 KEY EMPLOYEE STOCK OPTION PLAN (KESOP) (Filed With SEC on February 21, 2007)

MDU RESOURCES GROUP, INC. SUPPLEMENTAL INCOME SECURITY PLAN (As Amended and Restated Effective as of November 16, 2006) TABLE OF CONTENTS (Filed With SEC on February 21, 2007)

MDU RESOURCES GROUP, INC. DIRECTORS' COMPENSATION POLICY (Filed With SEC on February 21, 2007)

MDU RESOURCES GROUP, INC. NON-EMPLOYEE DIRECTOR STOCK COMPENSATION PLAN (Filed With SEC on February 21, 2007)

MDU RESOURCES GROUP, INC. 1997 NON-EMPLOYEE DIRECTOR LONG-TERM INCENTIVE PLAN (Filed With SEC on February 21, 2007)

CHANGE OF CONTROL EMPLOYMENT AGREEMENT (Filed With SEC on February 21, 2007)

MDU Resources Group, Inc. 1998 Option Award Program PLAN DOCUMENT (Filed With SEC on February 21, 2007)

MDU RESOURCES GROUP, INC. GROUP GENIUS INNOVATION PLAN (Filed With SEC on February 21, 2007)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN (Filed With SEC on February 21, 2007)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN PERFORMANCE SHARE AWARD AGREEMENT (Filed With SEC on February 21, 2007)

LETTER AMENDMENT NO. 1 TO AMENDED AND RESTATED MASTER SHELF AGREEMENT (Filed With SEC on August 4, 2006)

FIRST AMENDMENT TO CREDIT AGREEMENT (Filed With SEC on August 4, 2006)

CERTIFICATE OF ADJUSTMENT TO PURCHASE PRICE AND REDEMPTION PRICE as amended and restated pursuant to the Rights Agreement, dated as of November 12, 1998 (Rights Agreement),... (Filed With SEC on August 4, 2006)

MDU RESOURCES GROUP, INC. DIRECTORS' COMPENSATION POLICY (Filed With SEC on August 4, 2006)

MDU RESOURCES GROUP, INC. SUPPLEMENTAL INCOME SECURITY PLAN (As Amended and Restated Effective as of January 1, 2005) TABLE OF CONTENTS (Filed With SEC on August 4, 2006)

Age: 51 Years, 5 Months March 3, 2006 (Filed With SEC on May 5, 2006)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN (Filed With SEC on May 5, 2006)

MDU RESOURCES GROUP, INC. LONG-TERM PERFORMANCE-BASED INCENTIVE PLAN PERFORMANCE SHARE AWARD AGREEMENT (Filed With SEC on May 5, 2006)

MDU RESOURCES GROUP, INC. 1997 NON-EMPLOYEE DIRECTOR LONG-TERM INCENTIVE PLAN (Filed With SEC on May 5, 2006)

WBI HOLDINGS, INC EXECUTIVE INCENTIVE COMPENSATION PLAN ____________________________________________________________ (Filed With SEC on May 5, 2006)

MDU Resources Group, Inc. 2006 NEO Annual Award Opportunity Chart (Filed With SEC on February 28, 2006)

MDU Resources Group, Inc. 1997 Executive Long-Term Incentive Plan Performance Share Award Agreement (Filed With SEC on February 28, 2006)

MDU RESOURCES GROUP, INC. 1997 EXECUTIVE LONG-TERM INCENTIVE PLAN PERFORMANCE SHARE AWARD AGREEMENT (Filed With SEC on February 23, 2006)

MDU RESOURCES GROUP, INC. 1997 EXECUTIVE LONG-TERM INCENTIVE PLAN (Filed With SEC on February 22, 2006)

MDU RESOURCES GROUP, INC. EXECUTIVE INCENTIVE COMPENSATION PLAN ____________________________________________________________ (Filed With SEC on February 22, 2006)

MONTANA-DAKOTA UTILITIES CO. EXECUTIVE INCENTIVE COMPENSATION PLAN ____________________________________________________________ (Filed With SEC on February 22, 2006)

AGREEMENT ON RETIREMENT (Filed With SEC on February 22, 2006)

CHANGE OF CONTROL EMPLOYMENT AGREEMENT (Filed With SEC on February 22, 2006)

MDU Resources Group, Inc. NEO 2006 Base Compensation Table (Filed With SEC on November 22, 2005)

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