---
schema_version: "secwatch.filing_event.v1"
accession: "0001679268-21-000060"
form_type: "8-K"
ticker: "TUSK"
cik: "0001679268"
company_name: "MAMMOTH ENERGY SERVICES, INC."
filed_at: "2021-09-27T23:59:59+00:00"
generated_at: "2026-06-29T01:19:26.421048+00:00"
event_type: "other_material"
sentiment: "negative"
materiality_score: 0.8
calibrated_materiality_score: 0.8
confidence: "high"
source: SEC EDGAR
---

# Mammoth expects $32-33M loss from Gulfport settlement; likely covenant breach under credit facility

## Summary
- Settled litigation with Gulfport; received allowed claim of $3.1M but had $33.0M receivables, expects ~$32-33M loss in Q3 2021.
- Likely breach of leverage and fixed charge coverage ratios under revolving credit facility due to Gulfport loss and $325.1M Puerto Rico receivable.
- Negotiating waiver of financial covenants with lenders; no assurance of outcome; default could materially affect business.
- Derivative action settlement agreed; final amount covered by D&O insurance; court approval pending.
- Securities class action final judgment approving $11M settlement; also covered by D&O insurance.

## SEC filing metadata
- accession: 0001679268-21-000060
- form_type: 8-K
- ticker: TUSK
- cik: 0001679268
- company_name: MAMMOTH ENERGY SERVICES, INC.
- filed_at: 2021-09-27T23:59:59+00:00
- event_type: other_material
- sentiment: negative
- materiality_score: 0.8
- calibrated_materiality_score: 0.8
- confidence: high
- sec_items: 2.04, 8.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1679268/000167926821000060/0001679268-21-000060-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1679268/000167926821000060/tusk-20210921.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001679268-21-000060
- JSON: https://secwatch.observer/filing/0001679268-21-000060.json
- Plain text: https://secwatch.observer/filing/0001679268-21-000060.txt

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