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These shares were sold in multiple transactions at prices ranging from $184.66 per share to $185.505 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":759864,"source":{"system":"sec-edgar","filing":"0001539838-26-000174","document":"wk-form4_1791407877.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1539838/000153983826000174/wk-form4_1791407877.xml","form_type":"4"}},{"id":4637283,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-10-07T21:18:00.000Z","date":"2026-10-05","kind":"sale","planned":true,"acquired":false,"shares":6476,"price":184.3135,"value":1193614.226,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on March 17, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $183.65 per share to $184.58 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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These shares were sold in multiple transactions at prices ranging from $182.645 per share to $183.64 per share, inclusive. The reporting person undertakes to provide to Diamondback Energy, Inc., any security holder of Diamondback Energy, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote and in footnotes 4 and 5."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person, gifted 12,500 shares to the Katy Evans Meloy 2011 Trust and 12,500 shares to the Grady Allen Meloy 2011 Trust."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":793197,"source":{"system":"sec-edgar","filing":"0001539838-26-000164","document":"wk-form4_1789675419.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1539838/000153983826000164/wk-form4_1789675419.xml","form_type":"4"}},{"id":696980,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-08-04T20:01:12.000Z","date":"2026-08-03","kind":"sale","planned":true,"acquired":false,"shares":2730,"price":199.4439,"value":544481.847,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on March 17, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $199.3825 per share to $199.495 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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These shares were sold in multiple transactions at prices ranging from $198.36 per share to $199.36 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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These shares were sold in multiple transactions at prices ranging from $197.35 per share to $198.35 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":839982,"source":{"system":"sec-edgar","filing":"0001539838-26-000139","document":"wk-form4_1785873669.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983826000139/wk-form4_1785873669.xml","form_type":"4"}},{"id":696977,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-08-04T20:01:12.000Z","date":"2026-08-03","kind":"sale","planned":true,"acquired":false,"shares":3986,"price":197.0581,"value":785473.5866,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on March 17, 2026."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $196.34 per share to $197.34 per share, inclusive. The reporting person undertakes to provide to Diamondback Energy, Inc., any security holder of Diamondback Energy, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote and in footnotes 4 through 6."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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These shares were sold in multiple transactions at prices ranging from $187.61 per share to $187.80 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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These shares were sold in multiple transactions at prices ranging from $186.605 per share to $187.59 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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These shares were sold in multiple transactions at prices ranging from $185.60 per share to $186.60 per share, inclusive. The reporting person undertakes to provide to Diamondback Energy, Inc., any security holder of Diamondback Energy, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote and in footnotes 4 and 5."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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These shares were sold in multiple transactions at prices ranging from $188.19 per share to $189.19 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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These shares were sold in multiple transactions at prices ranging from $187.18 per share to $188.165 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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These shares were sold in multiple transactions at prices ranging from $189.76 per share to $190.715 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":942721,"source":{"system":"sec-edgar","filing":"0001539838-26-000079","document":"wk-form4_1778530178.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983826000079/wk-form4_1778530178.xml","form_type":"4"}},{"id":784458,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-05-11T20:09:44.000Z","date":"2026-05-07","kind":"sale","planned":true,"acquired":false,"shares":2492,"price":189.4385,"value":472080.742,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on August 13, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $188.75 per share to $189.75 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":945608,"source":{"system":"sec-edgar","filing":"0001539838-26-000079","document":"wk-form4_1778530178.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983826000079/wk-form4_1778530178.xml","form_type":"4"}},{"id":784457,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-05-11T20:09:44.000Z","date":"2026-05-07","kind":"sale","planned":true,"acquired":false,"shares":1636,"price":188.1145,"value":307755.322,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on August 13, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $187.73 per share to $188.725 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":948100,"source":{"system":"sec-edgar","filing":"0001539838-26-000079","document":"wk-form4_1778530178.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983826000079/wk-form4_1778530178.xml","form_type":"4"}},{"id":784456,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-05-11T20:09:44.000Z","date":"2026-05-07","kind":"sale","planned":true,"acquired":false,"shares":842,"price":187.3508,"value":157749.3736,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on August 13, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $186.725 per share to $187.72 per share, inclusive. The reporting person undertakes to provide to Diamondback Energy, Inc., any security holder of Diamondback Energy, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote and in footnotes 4 through 9."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":949736,"source":{"system":"sec-edgar","filing":"0001539838-26-000079","document":"wk-form4_1778530178.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983826000079/wk-form4_1778530178.xml","form_type":"4"}},{"id":812369,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-04-08T20:06:35.000Z","date":"2026-04-07","kind":"sale","planned":true,"acquired":false,"shares":1254,"price":198.4886,"value":248904.7044,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on August 13, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F9","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $198.19 per share to $199.11 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":950578,"source":{"system":"sec-edgar","filing":"0001539838-26-000065","document":"wk-form4_1775678792.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983826000065/wk-form4_1775678792.xml","form_type":"4"}},{"id":812368,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-04-08T20:06:35.000Z","date":"2026-04-07","kind":"sale","planned":true,"acquired":false,"shares":2348,"price":197.8285,"value":464501.318,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on August 13, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $197.19 per share to $198.18 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":951832,"source":{"system":"sec-edgar","filing":"0001539838-26-000065","document":"wk-form4_1775678792.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":6,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983826000065/wk-form4_1775678792.xml","form_type":"4"}},{"id":812367,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-04-08T20:06:35.000Z","date":"2026-04-07","kind":"sale","planned":true,"acquired":false,"shares":2370,"price":196.591,"value":465920.67,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on August 13, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F7","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $196.19 per share to $197.185 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":954180,"source":{"system":"sec-edgar","filing":"0001539838-26-000065","document":"wk-form4_1775678792.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":5,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983826000065/wk-form4_1775678792.xml","form_type":"4"}},{"id":812366,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-04-08T20:06:35.000Z","date":"2026-04-07","kind":"sale","planned":true,"acquired":false,"shares":1885,"price":195.5504,"value":368612.504,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on August 13, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $195.18 per share to $196.14 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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These shares were sold in multiple transactions at prices ranging from $195.00 per share to $195.48 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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These shares were sold in multiple transactions at prices ranging from $193.72 per share to $194.695 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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These shares were sold in multiple transactions at prices ranging from $192.68 per share to $193.64 per share, inclusive. The reporting person undertakes to provide to Diamondback Energy, Inc., any security holder of Diamondback Energy, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote and in footnotes 4 through 9."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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These shares were sold in multiple transactions at prices ranging from $181.695 per share to $182.515 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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These shares were sold in multiple transactions at prices ranging from $180.69 per share to $181.655 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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These shares were sold in multiple transactions at prices ranging from $177.54 per share to $178.525 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. 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CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":973583,"source":{"system":"sec-edgar","filing":"0001539838-26-000046","document":"wk-form4_1773259884.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":8,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983826000046/wk-form4_1773259884.xml","form_type":"4"}},{"id":848399,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-03-11T20:11:28.000Z","date":"2026-03-09","kind":"sale","planned":true,"acquired":false,"shares":108,"price":186.1566,"value":20104.9128,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F9","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $186.05 per share to $186.31 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":974149,"source":{"system":"sec-edgar","filing":"0001539838-26-000046","document":"wk-form4_1773259884.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":7,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983826000046/wk-form4_1773259884.xml","form_type":"4"}},{"id":848398,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-03-11T20:11:28.000Z","date":"2026-03-09","kind":"sale","planned":true,"acquired":false,"shares":462,"price":185.4029,"value":85656.1398,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F8","text":"The price reported in Column 4 is a weighted average sale price. 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These shares were sold in multiple transactions at prices ranging from $180.975 per share to $181.970 per share, inclusive."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":980909,"source":{"system":"sec-edgar","filing":"0001539838-26-000046","document":"wk-form4_1773259884.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983826000046/wk-form4_1773259884.xml","form_type":"4"}},{"id":848393,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-03-11T20:11:28.000Z","date":"2026-03-09","kind":"sale","planned":true,"acquired":false,"shares":388,"price":180.4464,"value":70013.2032,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $179.915 per share to $180.805 per share, inclusive. The reporting person undertakes to provide to Diamondback Energy, Inc., any security holder of Diamondback Energy, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote and in footnotes 4 through 15."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":981618,"source":{"system":"sec-edgar","filing":"0001539838-26-000046","document":"wk-form4_1773259884.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983826000046/wk-form4_1773259884.xml","form_type":"4"}},{"id":919200,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-04T21:01:13.000Z","date":"2026-02-03","kind":"sale","planned":true,"acquired":false,"shares":18698,"price":162.4941,"value":3038314.6818,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on August 13, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F6","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $162.00 per share to $162.885 per share, inclusive. The reporting person undertakes to provide to Diamondback Energy, Inc., any security holder of Diamondback Energy, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":982006,"source":{"system":"sec-edgar","filing":"0001333454-26-000002","document":"wk-form4_1770238870.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":4,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000133345426000002/wk-form4_1770238870.xml","form_type":"4"}},{"id":919199,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-04T21:01:13.000Z","date":"2026-02-03","kind":"sale","planned":true,"acquired":false,"shares":5597,"price":161.4204,"value":903469.9788,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on August 13, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F5","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $161.00 per share to $161.90 per share, inclusive. The reporting person undertakes to provide to Diamondback Energy, Inc., any security holder of Diamondback Energy, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":1000704,"source":{"system":"sec-edgar","filing":"0001333454-26-000002","document":"wk-form4_1770238870.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000133345426000002/wk-form4_1770238870.xml","form_type":"4"}},{"id":919198,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-04T21:01:13.000Z","date":"2026-02-03","kind":"sale","planned":true,"acquired":false,"shares":36310,"price":160.3683,"value":5822972.973,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on August 13, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F4","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $160.00 per share to $160.99 per share, inclusive. The reporting person undertakes to provide to Diamondback Energy, Inc., any security holder of Diamondback Energy, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":1006301,"source":{"system":"sec-edgar","filing":"0001333454-26-000002","document":"wk-form4_1770238870.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000133345426000002/wk-form4_1770238870.xml","form_type":"4"}},{"id":919197,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2026-02-04T21:01:13.000Z","date":"2026-02-02","kind":"sale","planned":true,"acquired":false,"shares":2200,"price":160.1675,"value":352368.5,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on August 13, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $160.00 per share to $160.43 per share, inclusive. The reporting person undertakes to provide to Diamondback Energy, Inc., any security holder of Diamondback Energy, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":1042611,"source":{"system":"sec-edgar","filing":"0001333454-26-000002","document":"wk-form4_1770238870.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000133345426000002/wk-form4_1770238870.xml","form_type":"4"}},{"id":974206,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-12-10T21:01:06.000Z","date":"2025-12-08","kind":"sale","planned":true,"acquired":false,"shares":53,"price":160.1311,"value":8486.9483,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on August 13, 2025."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $160.07 per share to $160.19 per share, inclusive. The reporting person undertakes to provide to Diamondback Energy, Inc., any security holder of Diamondback Energy, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":1044811,"source":{"system":"sec-edgar","filing":"0001333454-25-000010","document":"wk-form4_1765400463.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000133345425000010/wk-form4_1765400463.xml","form_type":"4"}},{"id":977402,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-12-08T21:01:33.000Z","date":"2025-12-04","kind":"sale","planned":false,"acquired":false,"shares":377911,"price":138.61,"value":52382243.71,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F3","text":"Represents a transfer of limited partnership interests in CS Ventures Ltd., which is the sole member of Wolfrock Energy LLC, to trusts for the benefit of the Reporting Person's children. No shares of the Issuer's common stock were disposed of in connection with this transfer."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":1044864,"source":{"system":"sec-edgar","filing":"0001333454-25-000007","document":"wk-form4_1765227690.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000133345425000007/wk-form4_1765227690.xml","form_type":"4"}},{"id":977401,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-12-08T21:01:33.000Z","date":"2025-12-04","kind":"gift","planned":false,"acquired":false,"shares":124835,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"kind","element":"transactionCoding","label":"F1","text":"Represents a transfer of limited partnership interests in CS Ventures Ltd., which is the sole member of Wolfrock Energy LLC, to trusts for the benefit of the Reporting Person's children for no consideration. No shares of the Issuer's common stock were disposed of in connection with this transfer."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F2","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F2","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd. CS Ventures, Ltd. is controlled by its general partner, Meloy Management, LLC, which is controlled by the Reporting Person."}],"balance_after":1044864,"source":{"system":"sec-edgar","filing":"0001333454-25-000007","document":"wk-form4_1765227690.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000133345425000007/wk-form4_1765227690.xml","form_type":"4"}},{"id":999972,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-11-13T21:02:08.000Z","date":"2025-11-12","kind":"gift","planned":false,"acquired":false,"shares":34000,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd., of which Mr. Meloy and his spouse are the limited partners. CS Ventures, Ltd. is controlled by its general partner, CSV Management Trust, of which Mr. Meloy is the trustee."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd., of which Mr. Meloy and his spouse are the limited partners. CS Ventures, Ltd. is controlled by its general partner, CSV Management Trust, of which Mr. Meloy is the trustee."}],"balance_after":1044864,"source":{"system":"sec-edgar","filing":"0001333454-25-000005","document":"wk-form4_1763067725.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000133345425000005/wk-form4_1763067725.xml","form_type":"4"}},{"id":1104770,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-06-20T20:01:49.000Z","date":"2025-06-18","kind":"sale","planned":true,"acquired":false,"shares":87,"price":155.0275,"value":13487.3925,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on December 3, 2024."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd., of which Mr. Meloy and his spouse are the limited partners. CS Ventures, Ltd. is controlled by its general partner, CSV Management Trust, of which Mr. Meloy is the trustee."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd., of which Mr. Meloy and his spouse are the limited partners. CS Ventures, Ltd. is controlled by its general partner, CSV Management Trust, of which Mr. Meloy is the trustee."}],"balance_after":1078864,"source":{"system":"sec-edgar","filing":"0001539838-25-000115","document":"wk-form4_1750449701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":3,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983825000115/wk-form4_1750449701.xml","form_type":"4"}},{"id":1104769,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-06-20T20:01:49.000Z","date":"2025-06-17","kind":"sale","planned":true,"acquired":false,"shares":27,"price":156.02,"value":4212.54,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on December 3, 2024."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd., of which Mr. Meloy and his spouse are the limited partners. CS Ventures, Ltd. is controlled by its general partner, CSV Management Trust, of which Mr. Meloy is the trustee."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd., of which Mr. Meloy and his spouse are the limited partners. CS Ventures, Ltd. is controlled by its general partner, CSV Management Trust, of which Mr. Meloy is the trustee."}],"balance_after":1078951,"source":{"system":"sec-edgar","filing":"0001539838-25-000115","document":"wk-form4_1750449701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":2,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983825000115/wk-form4_1750449701.xml","form_type":"4"}},{"id":1104768,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-06-20T20:01:49.000Z","date":"2025-06-17","kind":"sale","planned":true,"acquired":false,"shares":6039,"price":155.2905,"value":937799.3295,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"The transactions reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by Mr. Meloy on December 3, 2024."},{"field":"price","element":"transactionPricePerShare","label":"F2","text":"The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $155.00 per share to $155.99 per share, inclusive. The reporting person undertakes to provide to Diamondback Energy, Inc., any security holder of Diamondback Energy, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd., of which Mr. Meloy and his spouse are the limited partners. CS Ventures, Ltd. is controlled by its general partner, CSV Management Trust, of which Mr. Meloy is the trustee."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F3","text":"These securities are held directly by Wolfrock Energy, LLC, a Texas limited liability company whose sole member is CS Ventures, Ltd., of which Mr. Meloy and his spouse are the limited partners. CS Ventures, Ltd. is controlled by its general partner, CSV Management Trust, of which Mr. Meloy is the trustee."}],"balance_after":1078978,"source":{"system":"sec-edgar","filing":"0001539838-25-000115","document":"wk-form4_1750449701.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983825000115/wk-form4_1750449701.xml","form_type":"4"}},{"id":1136815,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2025-05-22T22:37:39.000Z","date":"2025-05-21","kind":"grant","planned":false,"acquired":true,"shares":1417,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These securities are restricted stock units, each representing a contingent right to receive one share of common stock, par value $0.01 per share, of the issuer. These restricted stock units were granted to Mr. Meloy as an annual non-employee director grant under the issuer's equity incentive plan and will vest on the earlier of the one-year anniversary of the date of grant and the date of the 2026 annual meeting of stockholders of the issuer."}],"balance_after":2275,"source":{"system":"sec-edgar","filing":"0001539838-25-000098","document":"wk-form4_1747953453.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983825000098/wk-form4_1747953453.xml","form_type":"4"}},{"id":1361482,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-11-18T21:01:40.000Z","date":"2024-11-14","kind":"gift","planned":false,"acquired":false,"shares":110000,"price":0,"value":0.0,"ownership":{"direct":false,"nature":"Wolfrock Energy, LLC"},"footnotes":[{"field":"balance_after","element":"sharesOwnedFollowingTransaction","label":"F1","text":"These shares of common stock are held directly by Wolfrock Energy, LLC, a Texas limited liability company. Charles A. Meloy is the sole manager and has voting and dispositive power over the shares of common stock of Wolfrock Energy, LLC."},{"field":"ownership.direct","element":"directOrIndirectOwnership","label":"F1","text":"These shares of common stock are held directly by Wolfrock Energy, LLC, a Texas limited liability company. Charles A. Meloy is the sole manager and has voting and dispositive power over the shares of common stock of Wolfrock Energy, LLC."},{"field":"ownership.nature","element":"natureOfOwnership","label":"F1","text":"These shares of common stock are held directly by Wolfrock Energy, LLC, a Texas limited liability company. Charles A. Meloy is the sole manager and has voting and dispositive power over the shares of common stock of Wolfrock Energy, LLC."}],"balance_after":1085017,"source":{"system":"sec-edgar","filing":"0001539838-24-000209","document":"wk-form4_1731963694.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983824000209/wk-form4_1731963694.xml","form_type":"4"}},{"id":1408456,"issuer":{"id":1866,"kind":"organization","name":"Diamondback Energy, Inc.","symbol":"FANG"},"owners":[{"id":26593,"kind":"person","name":"Meloy Charles Alvin","position":1,"cik":"0001333454","reported_name":"Meloy Charles Alvin","relationship":{"director":true,"officer":false,"ten_percent_owner":false,"other":false}}],"security":"Common Stock","published_at":"2024-09-12T20:21:18.000Z","date":"2024-09-10","kind":"grant","planned":false,"acquired":true,"shares":820,"price":0,"value":0.0,"ownership":{"direct":true},"footnotes":[{"field":"shares","element":"transactionShares","label":"F1","text":"These securities are restricted stock units, each representing a contingent right to receive one share of common stock, par value $0.01 per share, of the issuer. These restricted stock units were granted under the issuer's long term incentive plan as an annual non-employee director grant and will vest on June 6, 2025."}],"balance_after":858,"source":{"system":"sec-edgar","filing":"0001539838-24-000184","document":"wk-form4_1726172468.xml","document_sequence":1,"table":"nonDerivative","row_type":"transaction","position":1,"url":"https://www.sec.gov/Archives/edgar/data/1333454/000153983824000184/wk-form4_1726172468.xml","form_type":"4"}}]}