13D Filing: Fir Tree and Resolute Energy Corp (REN)

Schedule A

This Schedule sets forth information with respect
to each purchase and sale of shares of Common Stock which were effectuated by the Reporting Person since the filing of the Original
Schedule 13D. All transactions were effectuated in the open market through a broker. The price reported in the column Price Per
Share ($) is a weighted average price if a price range is indicated in the column Price Range ($). These shares of Common Stock
were purchased/sold in multiple transactions at prices between the price ranges below. The Reporting Person will undertake to provide
to the staff of the SEC, upon request, full information regarding the number of shares of Common Stock sold at each separate price.