Liberty Energy (LBRT) - 2020 Q4 - Annual Report

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File No. 001-38081 FORM 10-K Liberty Oilfield Services Inc. (Mark One) (Exact Name of Registrant as Specified in its Charter) ☒ ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the Fiscal Year Ended December 31, 2020 (State or Other Jurisdiction of Incorporation or Organization) 950 17th Street, S ...