X0306 4 2016-11-30 1 0001469510 Resolute Energy Corp REN 0001688136 Firewheel Energy, LLC 1100 LOUISIANA STREET, SUITE 4900 HOUSTON TX 77002 0 0 1 0 0001504103 EnCap Energy Capital Fund VIII, L.P. 1100 LOUISIANA STREET, SUITE 4900 HOUSTON TX 77002 0 0 1 0 0001664141 EnCap Partners, LLC 1100 LOUISIANA STREET, SUITE 4900 HOUSTON TX 77002 0 0 1 0 Common Stock 2016-11-30 4 S 0 276425 30.47 D 1838098 D Common Stock 2016-11-30 4 S 0 54133 31.76 D 1783965 D Common Stock 2016-11-30 4 S 0 269442 32.37 D 1514523 D Common Stock 2016-11-30 4 S 0 393423 33.50 D 1121100 D Common Stock 2016-11-30 4 S 0 6577 34.04 D 1114523 D Common Stock 2016-11-30 4 S 0 1000 31.76 D 1113523 D Common Stock 2016-11-30 4 S 0 79694 32.37 D 1033829 D Common Stock 2016-11-30 4 S 0 52011 33.50 D 981818 D Common Stock 2016-11-30 4 S 0 117295 34.04 D 864523 D The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $30.30 to $30.86 inclusive. The reporting person undertakes to provide to Resolute Energy Corporation, any security holder of Resolute Energy Corporation, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in footnotes (1) through (5) to this Form 4. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $31.05 to $31.99 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.00 to $32.83 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.00 to $33.92 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $34.00 to $34.14 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $31.94 to $31.99 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $32.00 to $32.34 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $33.00 to $33.82 inclusive. The price reported in Column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $34.00 to $34.83 inclusive. (10) These securities are directly held by Firewheel Energy, LLC ("Firewheel") as noted above. EnCap Energy Capital Fund VIII, L.P. ("EnCap Fund VIII") is a member of Firewheel that holds the right to appoint all three representatives to the board of managers of Firewheel. As a result, EnCap Fund VIII may be deemed to have the power to vote or direct the vote or to dispose or direct the disposition of the shares owned by Firewheel. (11) These securities are directly held by Firewheel as noted above. EnCap Partners, LLC ("EnCap Partners") is the managing member of EnCap Investments Holdings, LLC ("EnCap Holdings"), which is the sole member of EnCap Investments GP, L.L.C. ("EnCap Investments GP"), the general partner of EnCap Investments L.P. ("EnCap Investments"), the general partner of EnCap Equity Fund VIII GP, L.P. ("EnCap Fund VIII GP"), the general partner of EnCap Fund VIII. EnCap Fund VIII is a member of Firewheel that holds the right to appoint all three representatives to the board of managers of Firewheel. As a result, EnCap Fund VIII may be deemed to have the power to vote or direct the vote or to dispose or direct the disposition of the shares owned by Firewheel. /s/ Jason DeLorenzo, in his capacity as a Manager of Firewheel Energy, LLC 2016-12-02 /s/ Jason DeLorenzo, in his capacity as the Managing Partner of EnCap Investments GP, L.L.C., the General Partner of EnCap Investments L.P., the General Partner of EnCap Equity Fund VIII GP, L.P., the General Partner of EnCap Energy Capital Fund VIII 2016-12-02 /s/ Jason DeLorenzo, in his capacity as the Managing Partner of EnCap Partners, LLC 2016-12-02