---
schema_version: "secwatch.filing_event.v1"
accession: "0001628280-26-033142"
form_type: "8-K"
ticker: "TUSK"
cik: "0001679268"
company_name: "MAMMOTH ENERGY SERVICES, INC."
filed_at: "2026-05-11T23:59:59+00:00"
generated_at: "2026-05-14T18:45:56.970608+00:00"
event_type: "earnings"
sentiment: "positive"
materiality_score: 0.75
calibrated_materiality_score: 0.75
confidence: "high"
source: SEC EDGAR
---

# Mammoth Energy Q1 revenue doubles to $22M, net income $4.7M; raises 2026 EBITDA outlook

## Summary
- Revenue from continuing ops $22.0M (up 90% YoY from $11.6M); net income $4.7M ($0.10 diluted) vs net loss $2.2M in Q1 2025.
- Adjusted EBITDA from continuing ops $1.9M vs ($2.3M) YoY; full-year 2026 outlook raised to positive Adjusted EBITDA.
- Rental services revenue surged to $13.0M (includes $6.5M aviation APU sale); equipment rental count up 68% YoY to 389.
- Ended Q1 debt-free with $125.1M cash, cash equivalents and marketable securities; began executing share repurchase program.
- SG&A reduced to $3.6M from $4.1M YoY; capex $11.7M focused on aviation fleet expansion.

## SEC filing metadata
- accession: 0001628280-26-033142
- form_type: 8-K
- ticker: TUSK
- cik: 0001679268
- company_name: MAMMOTH ENERGY SERVICES, INC.
- filed_at: 2026-05-11T23:59:59+00:00
- event_type: earnings
- sentiment: positive
- materiality_score: 0.75
- calibrated_materiality_score: 0.75
- confidence: high
- sec_items: 2.02, 9.01
- EDGAR index: https://www.sec.gov/Archives/edgar/data/1679268/000162828026033142/0001628280-26-033142-index.htm
- EDGAR primary document: https://www.sec.gov/Archives/edgar/data/1679268/000162828026033142/tusk-20260511.htm

## Machine-readable alternates
- HTML: https://secwatch.observer/filing/0001628280-26-033142
- JSON: https://secwatch.observer/filing/0001628280-26-033142.json
- Plain text: https://secwatch.observer/filing/0001628280-26-033142.txt

## Key facts
- Earnings Releases
  MAMMOTH ENERGY SERVICES, INC. reported the first quarter ended March 31, 2026 results: revenue $22.0 million, net income $4.7 million, or $0.10 per diluted share, EPS $0.10 per diluted share. Guidance raised.
  - Period: the first quarter ended March 31, 2026
  - Revenue: $22.0 million
  - Net income: $4.7 million, or $0.10 per diluted share
  - EPS: $0.10 per diluted share
  - Guidance: raised
  - Result: reported results
  source text: is moving in the right direction and we're focused on continuing to execute.” Financial Overview for the First Quarter 2026: Total revenue from continuing operations was $22.0 million for the first quarter of 2026 compared to $11.6 million for the first quarter of 2025 and $9.5 million for the fourth quarter of 2025. Net income from continuing operations for
  evidence_url: https://www.sec.gov/Archives/edgar/data/1679268/000162828026033142/0001628280-26-033142-index.htm

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