X0407 4 2023-04-03 0 0001738827 KLX Energy Services Holdings, Inc. KLXE 0001712741 Bouthillette Max 3040 POST OAK BOULEVARD, 15TH FLOOR HOUSTON TX 77056 0 1 0 0 See Remarks 1 Common stock 2023-04-03 4 S 0 1000 12.47 D 54241 D The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on December 30, 2022 for tax and estate planning purposes. Executive Vice President, General Counsel and Chief Compliance Officer /s/ Max L. Bouthillette 2023-04-03