X0306 4 2022-07-27 0 0001692427 NCS Multistage Holdings, Inc. ncsm 0001695567 Grewal Gurinder C/O NCS MULTISTAGE HOLDINGS, INC. 19350 STATE HIGHWAY 249, SUITE 600 HOUSTON TX 77070 1 0 0 0 Common Stock 2022-07-27 4 A 0 4145 0 A 4145 D Includes 4,145 restricted stock units which vest on July 27, 2023 and all of which settle within thirty days following the earlier of (i) the termination of the Reporting Person's service for any reason or (ii) a change of control. See Exhibit 24.1 - Power of Attorney. /s/ Ori Lev, attorney-in-fact 2022-07-28