0001104659-17-009687 Sample Contracts

FORM OF CLOUD PEAK ENERGY INC. RESTRICTED STOCK UNIT AGREEMENT Directors

Restricted Stock Unit Agreement • February 16th, 2017 • Cloud Peak Energy Inc. • Bituminous coal & lignite surface mining • Delaware

• Contract Type
  Restricted Stock Unit Agreement
• Filed
  February 16th, 2017
• Company
  Cloud Peak Energy Inc.
• Industry
  Bituminous coal & lignite surface mining
• Jurisdiction
  Delaware

THIS AGREEMENT, made as of the day of , 2015 (the “Grant Date”), between Cloud Peak Energy Inc., a Delaware corporation (the “Company”), and (the “Grantee”).

CLOUD PEAK ENERGY INC. (As Amended and Restated, Effective March 12, 2016) RESTRICTED STOCK UNIT AGREEMENT Directors

Term Incentive Plan • February 16th, 2017 • Cloud Peak Energy Inc. • Bituminous coal & lignite surface mining • Delaware

• Contract Type
  Term Incentive Plan
• Filed
  February 16th, 2017
• Company
  Cloud Peak Energy Inc.
• Industry
  Bituminous coal & lignite surface mining
• Jurisdiction
  Delaware

THIS AGREEMENT is made as of the day of , 2017 (the “Grant Date”), between Cloud Peak Energy Inc., a Delaware corporation (the “Company”), and (the “Grantee”), a non-employee member of the Company’s Board.