# Diamondback Energy, Inc.: Form SCHEDULE 13D/A, filed Sep 17, 2026

- Company: [Diamondback Energy, Inc.](/companies/fang.md) (CIK 1539838)
- Form: SCHEDULE 13D/A
- Filed: 2026-09-17
- Accepted by EDGAR: Sep 17, 2026, 21:16 ET
- Period: not reported
- Accession: 0001140361-26-037012
- Inline XBRL: no
- Main document: https://www.sec.gov/Archives/edgar/data/1539838/000114036126037012/xslSCHEDULE_13D_X02/primary_doc.xml
- All documents and exhibits: https://www.sec.gov/Archives/edgar/data/1539838/000114036126037012/

## Sections

Sections are extracted only from 10-K and 10-Q reports. Read this filing’s documents on sec.gov. https://www.sec.gov/Archives/edgar/data/1539838/000114036126037012/xslSCHEDULE_13D_X02/primary_doc.xml

Filed Sep 17, 2026.
Source: SEC EDGAR, the filing index for accession 0001140361-26-037012. Last ingested by Listed: Oct 24, 2026, 15:13 ET. No prices; not investment advice.