0001679268-23-000009.txt : 20230307 0001679268-23-000009.hdr.sgml : 20230307 20230307160141 ACCESSION NUMBER: 0001679268-23-000009 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20230303 FILED AS OF DATE: 20230307 DATE AS OF CHANGE: 20230307 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Layton Mark E. CENTRAL INDEX KEY: 0001687210 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-37917 FILM NUMBER: 23712490 MAIL ADDRESS: STREET 1: 4727 GAILLARDIA PARKWAY STREET 2: SUITE 200 CITY: OKLAHOMA CITY STATE: OK ZIP: 73142 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: MAMMOTH ENERGY SERVICES, INC. CENTRAL INDEX KEY: 0001679268 STANDARD INDUSTRIAL CLASSIFICATION: OIL, GAS FIELD SERVICES, NBC [1389] IRS NUMBER: 320498321 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 14201 CALIBER DRIVE STREET 2: SUITE 300 CITY: OKLAHOMA CITY STATE: OK ZIP: 73134 BUSINESS PHONE: 405-608-6007 MAIL ADDRESS: STREET 1: 14201 CALIBER DRIVE STREET 2: SUITE 300 CITY: OKLAHOMA CITY STATE: OK ZIP: 73134 FORMER COMPANY: FORMER CONFORMED NAME: Mammoth Energy Services, Inc. DATE OF NAME CHANGE: 20160708 4 1 wf-form4_167822288769040.xml FORM 4 X0306 4 2023-03-03 0 0001679268 MAMMOTH ENERGY SERVICES, INC. TUSK 0001687210 Layton Mark E. 14201 CALIBER DRIVE SUITE 300 OKLAHOMA CITY OK 73134 0 1 0 0 CFO and Secretary Common Stock 2023-03-03 4 F 0 36375 5.55 D 418985 D These shares were withheld by the Company to satisfy tax withholding obligations incurred in connection with the vesting of restricted stock units previously granted under the issuer's equity incentive plan. The number of shares withheld by the Company was determined based on the closing price per share of the Company's common stock on March 3, 2023, the vesting date. /s/ Mark Layton 2023-03-07