<SEC-DOCUMENT>0001104659-21-075781-index.html : 20210602 <SEC-HEADER>0001104659-21-075781.hdr.sgml : 20210602 <ACCEPTANCE-DATETIME>20210602163219 ACCESSION NUMBER: 0001104659-21-075781 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20210601 FILED AS OF DATE: 20210602 DATE AS OF CHANGE: 20210602 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Armour Spencer D III CENTRAL INDEX KEY: 0001399885 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-38035 FILM NUMBER: 21989575 MAIL ADDRESS: STREET 1: 400 W. ILLINOIS, SUITE 800 CITY: MIDLAND STATE: TX ZIP: 79701 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: ProPetro Holding Corp. CENTRAL INDEX KEY: 0001680247 STANDARD INDUSTRIAL CLASSIFICATION: OIL, GAS FIELD SERVICES, NBC [1389] IRS NUMBER: 263685382 STATE OF INCORPORATION: TX FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1706 S. MIDKIFF ROAD, BUILDING B CITY: MIDLAND STATE: TX ZIP: 79701 BUSINESS PHONE: (432) 688-0012 MAIL ADDRESS: STREET 1: 1706 S. MIDKIFF ROAD, BUILDING B CITY: MIDLAND STATE: TX ZIP: 79701 </SEC-HEADER> <DOCUMENT> <TYPE>4 <SEQUENCE>1 <FILENAME>tm2118312-1_4seq1.xml <DESCRIPTION>OWNERSHIP DOCUMENT <TEXT> Document 1 - file: tm2118312-1_4seq1.html
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