---
schema_version: "secwatch.filing_event.v1"
accession: "0001679268-25-000003"
form_type: "8-K"
ticker: "TUSK"
cik: "0001679268"
company_name: "MAMMOTH ENERGY SERVICES, INC."
filed_at: "2025-02-13T23:59:59+00:00"
generated_at: "2026-05-26T22:20:41.045138+00:00"
event_type: "leadership"
sentiment: "neutral"
materiality_score: 0.6
calibrated_materiality_score: 0.6
confidence: "high"
source: SEC EDGAR
---

# Mammoth Energy Services sets CEO Phil Lancaster's compensation: $350K salary plus $20K monthly bonus

## Summary
- Phil Lancaster named CEO effective Jan 1, 2025; compensation approved Feb 10, 2025.
- Base salary of $350,000 per year.
- Monthly bonus of $20,000 ($240,000 annualized).
- Total annual cash compensation opportunity: $590,000.
- Compensation Committee approved retroactively effective Jan 1, 2025.

## SEC filing metadata
- accession: 0001679268-25-000003
- form_type: 8-K
- ticker: TUSK
- cik: 0001679268
- company_name: MAMMOTH ENERGY SERVICES, INC.
- filed_at: 2025-02-13T23:59:59+00:00
- event_type: leadership
- sentiment: neutral
- materiality_score: 0.6
- calibrated_materiality_score: 0.6
- confidence: high
- sec_items: 5.02
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1679268/000167926825000003/0001679268-25-000003-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1679268/000167926825000003/tusk-20250210.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001679268-25-000003
- JSON: https://secwatch.observer/filing/0001679268-25-000003.json
- Plain text: https://secwatch.observer/filing/0001679268-25-000003.txt

## Key facts
- Executive change
  Phil Lancaster was appointed as Chief Executive Officer at MAMMOTH ENERGY SERVICES, INC..
  - Action: appointed
  - Role: Chief Executive Officer
  source text: effective as of January 1, 2025, Phil Lancaster transitioned into the role of the Company’s Chief Executive Officer.
  evidence_url: https://www.sec.gov/Archives/edgar/data/1679268/000167926825000003/0001679268-25-000003-index.htm

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