X0306 4 2019-08-23 0 0001403853 Nuverra Environmental Solutions, Inc. NES 0001744657 Fox Robert Young C/O NUVERRA ENVIRONMENTAL SOLUTIONS, INC 6720 N. SCOTTSDALE ROAD, SUITE 190 SCOTTSDALE AZ 85253 0 1 0 0 See Remarks Common Stock 2019-08-23 4 M 0 29818 A 43859 D Common Stock 2019-08-23 4 F 0 8782 3.88 D 35077 D Restricted Stock Units 2019-08-23 4 M 0 29818 0.00 D Common Stock 29818 29819 D Each restricted stock unit represents a contingent right to receive one share of Nuverra Environmental Solutions, Inc. common stock. On March 5, 2019, Mr. Fox was granted 59,637 restricted stock units. The restricted stock units vest in installments of 14,909 on March 31, 2019, 14,909 on June 30, 2019, and 29,819 on December 31, 2019, subject to the achievement of pre-established performance targets during the applicable measurement periods. The first installment was subject to a performance measurement period beginning on January 1, 2019 and ending on March 31, 2019 and the second installment was subject to a performance measurement period beginning on April 1, 2019 and ending on June 30, 2019. The applicable performance targets for both the first installment and second installment were satisfied, resulting in the vesting of an aggregate of 29,818 restricted stock units. The third installment remains subject to a performance measurement period beginning on January 1, 2019 and ending on December 31, 2019. President & Chief Operating Officer /s/ Joseph M. Crabb, attorney-in-fact 2019-08-27