---
schema_version: "secwatch.filing_event.v1"
accession: "0001679268-21-000066"
form_type: "8-K"
ticker: "TUSK"
cik: "0001679268"
company_name: "MAMMOTH ENERGY SERVICES, INC."
filed_at: "2021-11-05T23:59:59+00:00"
generated_at: "2026-06-28T12:12:41.660132+00:00"
event_type: "earnings"
sentiment: "negative"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Mammoth Energy Q3 net loss $40.9M; revenue falls 18% YoY; credit facility covenants waived

## Summary
- Total revenue $57.5M, down from $70.5M a year ago; net loss of $40.9M ($0.88 per share) vs net income of $3.4M.
- Adjusted EBITDA negative $29.7M; excluding $32.6M Gulfport settlement expense, adjusted EBITDA was $2.9M.
- SG&A soared to $41.9M from $12.2M due to $31.2M bad debt provision related to Gulfport Energy settlement.
- Credit facility amended: revolver cut from $130M to $120M; leverage and fixed charge ratios waived for Q3 and Q4 2021.
- Liquidity at Sep 30: $51.2M (cash $8.0M, revolver availability $43.2M); as of Nov 3, cash $6.5M, availability $24.1M.

## SEC filing metadata
- accession: 0001679268-21-000066
- form_type: 8-K
- ticker: TUSK
- cik: 0001679268
- company_name: MAMMOTH ENERGY SERVICES, INC.
- filed_at: 2021-11-05T23:59:59+00:00
- event_type: earnings
- sentiment: negative
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.02, 7.01, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1679268/000167926821000066/0001679268-21-000066-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1679268/000167926821000066/tusk-20211105.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001679268-21-000066
- JSON: https://secwatch.observer/filing/0001679268-21-000066.json
- Plain text: https://secwatch.observer/filing/0001679268-21-000066.txt

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