On May 28, 2019, Maree K. Delgado informed Ultra Petroleum Corp. (the Company) of her intention to resign as Vice President and Chief Accounting Officer of the company to pursue other opportunities. The effective date of Ms. Delgado's resignation is expected to be on or about June 27, 2019. David W. Honeyfield, Senior Vice President and Chief Financial Officer of the Company, will assume the responsibilities of interim principal accounting officer of the company.