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TUSKNasdaqOil & Gas Field Services, NECFiscal year ends December 31

MAMMOTH ENERGY SERVICES, INC.

Financials through Q2 FY2026, quarter ended Jun 30, 2026Last filing: 10-Q on Aug 7, 2026
$2.70−0.00 (-0.18%)

Close on Oct 19, 2026

Market cap
$130.04M
P/E (TTM)
135.0
Dividend yield
–

About Mammoth Energy Services

Oil & Gas Field Services, NEC, SIC 1389

Mammoth Energy Services operates as an integrated service provider catering primarily to the energy, aviation, and infrastructure sectors. The company organizes its business into five reportable segments: rental services, infrastructure services, natural sand proppant services, accommodation services, and directional drilling services. It supplies equipment rentals, leases aircraft and related equipment, and delivers engineering, construction, and maintenance services for fiber-optic networks. Additionally, the company mines and processes natural monocrystalline sand proppant for hydraulic fracturing and offers directional drilling technologies. Its customer base includes public and private independent oil and natural gas producers, sand suppliers, fiber network owners, and passenger or cargo aviation operators.

The company maintains operational facilities and service centers across Ohio, Texas, Oklahoma, Wisconsin, and Alberta, Canada. Its infrastructure services primarily cover the southwestern and midwestern United States, while energy and rental services target major basins such as the Utica, Marcellus, Permian, and SCOOP/STACK plays. Accommodations include a 612-room remote lodging camp in northern Alberta. The provided text does not state the location of the corporate headquarters.

Summary of the business section of Mammoth Energy Services's latest annual report, written by StockData.

Company profile

Company

Legal name
MAMMOTH ENERGY SERVICES, INC.
Headquarters
Oklahoma City, OK
Address
14201 Caliber Drive, Suite 300 73134
Phone
(405) 608-6007
Employees
115, Dec 31, 2025
Industry
Oil & Gas Field Services, NEC
Incorporated in
Delaware
Fiscal year ends
December 31
Auditor
GRANT THORNTON LLP, Oklahoma City, Oklahoma

Stock & identifiers

Ticker
TUSK
Exchange
Nasdaq
IPO date
Oct 17, 2016
Shares outstanding
48M, Aug 4, 2026
Public float
$70.70M, Jun 30, 2025
Filer category
Accelerated filer<br>Smaller reporting company
SEC CIK
1679268
CUSIP
56155L108
ISIN
US56155L1089
LEI
549300ODHHN3MGXCQ803
EIN
32-0498321

Executives and directors

Officers and directors who filed ownership reports (Forms 3, 4, 5) in the last two years

NamePositionShares owned
Capital Lp WexfordChief Business Officer, Director44,413,018
GP LLC WexfordChief Business Officer, Director18,673,038
Paul M. JacobiChief Business Officer, Director31,067
Joseph JacobsChief Business Officer, Director43,004,443
Mark Lawrence PlaumannDirector5,000
Phillip LancasterDirector159,445
Arthur H. AmronDirector67,135
Holdings LLC AmronDirector96,585
Arthur L. SmithDirector130,034
Corey J. BookerDirector125,488

Employees

Headcount reported in annual reports

“As of December 31, 2025, we had 115 full time employees.”

Corporate history

Events identified from SEC filings