0001921094-23-000476.txt : 20230810 0001921094-23-000476.hdr.sgml : 20230810 20230810161425 ACCESSION NUMBER: 0001921094-23-000476 CONFORMED SUBMISSION TYPE: 144 PUBLIC DOCUMENT COUNT: 1 FILED AS OF DATE: 20230810 DATE AS OF CHANGE: 20230810 SUBJECT COMPANY: COMPANY DATA: COMPANY CONFORMED NAME: Diamondback Energy, Inc. CENTRAL INDEX KEY: 0001539838 STANDARD INDUSTRIAL CLASSIFICATION: CRUDE PETROLEUM & NATURAL GAS [1311] IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 144 SEC ACT: 1933 Act SEC FILE NUMBER: 001-35700 FILM NUMBER: 231159546 BUSINESS ADDRESS: STREET 1: 500 WEST TEXAS STREET 2: SUITE 1200 CITY: MIDLAND STATE: TX ZIP: 79701 BUSINESS PHONE: 405-463-6900 MAIL ADDRESS: STREET 1: 500 WEST TEXAS STREET 2: SUITE 1200 CITY: MIDLAND STATE: TX ZIP: 79701 REPORTING-OWNER: COMPANY DATA: COMPANY CONFORMED NAME: WEST STEVEN E CENTRAL INDEX KEY: 0001190898 FILING VALUES: FORM TYPE: 144 MAIL ADDRESS: STREET 1: 411 WEST PUTNAM AVE. STREET 2: SUITE 125 CITY: GREENWICH STATE: CT ZIP: 06830 144 1 primary_doc.xml 144 0001190898 XXXXXXXX LIVE 0001539838 Diamondback Energy, Inc. 001-35700 500 WEST TEXAS SUITE 1200 MIDLAND TX 79701 405-463-6900 WEST STEVEN E Director Common Charles Schwab & Co., Inc.

3000 Schwab Way Westlake TX 76262

8000 1205180.00 178818422 08/10/2023 NASDAQ Common 05/28/2019 Restricted Stock Lapse / Open market purchase - See Remarks Diamondback Energy, Inc. N 8000 05/28/2019 Equity Compensation / Cash Y Shares on this filing were acquired and paid for between 5/28/2019 through 07/12/2022 08/10/2023 STEVEN E WEST