<SEC-DOCUMENT>0001193125-18-045981-index.html : 20180214 <SEC-HEADER>0001193125-18-045981.hdr.sgml : 20180214 <ACCEPTANCE-DATETIME>20180214173001 ACCESSION NUMBER: 0001193125-18-045981 CONFORMED SUBMISSION TYPE: SC 13D PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20180214 DATE AS OF CHANGE: 20180214 SUBJECT COMPANY: 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 FILING VALUES: FORM TYPE: SC 13D SEC ACT: 1934 Act SEC FILE NUMBER: 005-89809 FILM NUMBER: 18613970 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 FILED BY: COMPANY DATA: COMPANY CONFORMED NAME: GULFPORT ENERGY CORP CENTRAL INDEX KEY: 0000874499 STANDARD INDUSTRIAL CLASSIFICATION: CRUDE PETROLEUM & NATURAL GAS [1311] IRS NUMBER: 731521290 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: SC 13D BUSINESS ADDRESS: STREET 1: 14313 NORTH MAY AVENUE STREET 2: SUITE 100 CITY: OKLAHOMA CITY STATE: OK ZIP: 73134 BUSINESS PHONE: 4058488807 MAIL ADDRESS: STREET 1: 14313 NORTH MAY AVENUE STREET 2: SUITE 100 CITY: OKLAHOMA CITY STATE: OK ZIP: 73134 FORMER COMPANY: FORMER CONFORMED NAME: WRT ENERGY CORP DATE OF NAME CHANGE: 19930328 FORMER COMPANY: FORMER CONFORMED NAME: WESTERN RESOURCE TECHNOLOGIES INC DATE OF NAME CHANGE: 19600201 </SEC-HEADER> <DOCUMENT> <TYPE>SC 13D <SEQUENCE>1 <FILENAME>d536149dsc13d.htm <DESCRIPTION>SCHEDULE 13D <TEXT> Document 1 - file: d536149dsc13d.htm
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