---
schema_version: "secwatch.filing_event.v1"
accession: "0001539838-25-000009"
form_type: "8-K"
ticker: "FANG"
cik: "0001539838"
company_name: "Diamondback Energy, Inc."
filed_at: "2025-02-03T23:59:59+00:00"
generated_at: "2026-05-27T03:58:27.359643+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.4
calibrated_materiality_score: 0.4
confidence: "high"
source: SEC EDGAR
---

# Diamondback Energy appoints Darin Holderness to Board, increasing size to 13 directors

## Summary
- Board expanded by one to 13 directors; Holderness fills vacancy effective Feb. 3, 2025.
- Holderness is the fourth board designee from the Endeavor merger Stockholders Agreement.
- Over 30 years energy experience: former CFO of Concho Resources and ProPetro; CPA.
- Appointed to the Audit Committee; compensation per non-employee director plan prorated to 2025 annual meeting.

## SEC filing metadata
- accession: 0001539838-25-000009
- form_type: 8-K
- ticker: FANG
- cik: 0001539838
- company_name: Diamondback Energy, Inc.
- filed_at: 2025-02-03T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.4
- calibrated_materiality_score: 0.4
- confidence: high
- sec_items: 5.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1539838/000153983825000009/0001539838-25-000009-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1539838/000153983825000009/fang-20250203.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001539838-25-000009
- JSON: https://secwatch.observer/filing/0001539838-25-000009.json
- Plain text: https://secwatch.observer/filing/0001539838-25-000009.txt

## Key facts
- Executive change
  Darin G. Holderness was appointed as Director at Diamondback Energy, Inc..
  - Action: appointed
  - Role: Director
  source text: the Board of Directors of the Company (the “ Board ”) increased the size of the Board by one director and appointed Darin G. Holderness to the resulting vacancy (the “ Appointment ”).
  evidence_url: https://www.sec.gov/Archives/edgar/data/1539838/000153983825000009/0001539838-25-000009-index.htm

This AI-assisted summary is a reading aid. Review the linked SEC EDGAR filing before relying on any specific claim.