X0303 4 2010-12-31 0 0001469510 Resolute Energy Corp REN 0001472621 PICCONE JAMES M 1675 BROADWAY, SUITE 1950 DENVER CO 80202 1 1 0 0 President Common Stock 2010-12-31 4 F 0 21467 14.76 D 506876 D Represents shares surrendered to Issuer to cover tax withholding obligations of the Reporting Person upon the vesting of 68,751 shares of restricted stock, of which 45,834 shares vested pursuant to Time-Vesting criteria and 22,917 shares vested pursuant to Performance-Vesting criteria, as described in the Issuer's Long Term Incentive Plan. Includes 253,533 shares of restricted stock subject to Time- and Performance-Vesting criteria, which vest in annual installments in accordance with such criteria through December 31, 2013. /s/ James M. Piccone 2011-01-04