0001144204-10-054026 Sample Contracts

ULTRA RESOURCES, INC. THIRD SUPPLEMENT TO MASTER NOTE PURCHASE AGREEMENT Dated as of October 12, 2010

Master Note Purchase Agreement • October 15th, 2010 • Ultra Petroleum Corp • Crude petroleum & natural gas • New York

• Contract Type
  Master Note Purchase Agreement
• Filed
  October 15th, 2010
• Company
  Ultra Petroleum Corp
• Industry
  Crude petroleum & natural gas
• Jurisdiction
  New York

This Third Supplement to Master Note Purchase Agreement (the “Supplement” or “this Agreement”) is among ULTRA RESOURCES, INC., a Wyoming corporation (the “Company”), and the institutional investors named on the attached Schedule A (the “Purchasers”).