Mammoth Energy Services, Inc. filed its quarterly report on Form 10-Q with the SEC on October 30, 2026, covering the three and nine months ended September 30, 2026.

Key Highlights

  • Total revenue for Q3 2026: $21,346 thousand, compared to $10,852 thousand in Q3 2025, according to the filing.
  • Nine-month revenue: $69,430 thousand for the nine months ended September 30, 2026, versus $34,835 thousand for the same period in 2025.
  • Operating loss for Q3 2026: $(421) thousand, an improvement from an operating loss of $(9,407) thousand in Q3 2025.
  • Total assets: $341,623 thousand as of September 30, 2026, compared to $334,894 thousand at December 31, 2025.
  • Cash and cash equivalents: $13,090 thousand at September 30, 2026, down from $101,987 thousand at December 31, 2025.
  • Accumulated deficit: $(274,493) thousand at September 30, 2026, compared to $(279,046) thousand at December 31, 2025.
  • Shares outstanding: 48,127,585 shares of common stock as of October 27, 2026.

Mammoth Energy Services Reports Q3 2026 Financial Results

Mammoth Energy Services, Inc. (NASDAQ:TUSK), headquartered in Oklahoma City, Oklahoma, reported total revenue of $21,346 thousand for the three months ended September 30, 2026, according to the filing. This compares to $10,852 thousand in the three months ended September 30, 2025. For the nine-month period, the company disclosed total revenue of $69,430 thousand, up from $34,835 thousand in the prior-year nine-month period. Revenue is comprised of services revenue, services revenue from related parties, and product revenue.

The company reported an operating loss of $(421) thousand for the three months ended September 30, 2026, a narrowing from the $(9,407) thousand operating loss recorded in the comparable prior-year quarter. For the nine months ended September 30, 2026, operating income was $1,339 thousand, compared to an operating loss of $(47,696) thousand for the same period in 2025, which the filing notes included $31,669 thousand of impairment of long-lived assets. Depreciation, depletion, amortization and accretion for Q3 2026 was $6,557 thousand, versus $2,751 thousand in Q3 2025.

On the balance sheet, total assets were $341,623 thousand at September 30, 2026. Property, plant and equipment, net rose to $184,344 thousand from $106,097 thousand at December 31, 2025, while cash and cash equivalents declined to $13,090 thousand from $101,987 thousand over the same period. The company disclosed goodwill of $1,147 thousand at September 30, 2026, compared to zero at December 31, 2025. Total equity was $262,567 thousand at the end of the quarter. The filing notes that forward-looking statements contained in the report are the company's own and subject to its cautionary language, including risks related to customer concentration, commodity price volatility, and collectability of amounts owed by the Puerto Rico Electric Power Authority.

What Was Disclosed

Mammoth Energy Services filed its Form 10-Q for the quarter ended September 30, 2026, reporting a year-over-year doubling of quarterly revenue, a narrowed operating loss, increased property assets, and a significant decline in cash from the prior year-end balance.