Microcap Ledger

Tickers · $TUSK

Mammoth Energy Services, Inc. $TUSK

By Microcap Ledger desk · CIK 0001679268

Facts as of . Built from SEC filings and our own data. Small caps move fast; check the latest filings.

Snapshot

Exchange
Nasdaq Global Select Market
Sector
Oil & Gas Field Services, NEC
Headquarters
Oklahoma City, OK
Fiscal year end
December 31
Shares outstanding
48,127,585 [10-Q 2026-08-07]
as of 2026-08-04

Sources: [10-K 2026-03-06]

What the company doesAI summary of filing

Mammoth Energy Services is an integrated services company providing equipment rental, infrastructure services, natural sand proppant mining and processing, accommodation services, and directional drilling services primarily to oil and natural gas producers and fiber network operators across North America. The company operates as a revenue-generating business with facilities in Ohio, Texas, Oklahoma, Wisconsin, and Alberta, Canada, generating revenue from rental equipment used in drilling and construction activities, fiber network engineering and construction services, frac sand for hydraulic fracturing operations, worker housing in remote areas, and directional drilling for unconventional resource extraction. The company derives a significant portion of revenue from a relatively small number of customers, with its top five customers accounting for approximately 55 percent of revenue in 2025. [10-K 2026-03-06]

Segments: Rental Services, Infrastructure Services, Natural Sand Proppant Services, Accommodation Services

Financial health

From XBRL company facts (USD)
PeriodRevenueNet incomeOperating cash flowCashFiling
6 months to Jun 2026$48.09M$4.43M −$10.02M$50.87M[10-Q 2026-08-07]
FY ended Dec 2025$44.29M$4.60M −$18.57M$101.99M[10-K 2026-03-06]
FY ended Dec 2024$45.60M−$207.33M $180.72M$60.84M[10-K 2026-03-06]
Quarterly cash burn
−$5.01M
Cash runway Estimate
~30.4 months

Estimate: cash at the end of the period (6 months to Jun 2026) divided by the average monthly operating cash outflow over that period. Ignores any cash raised or spent since, and any financing.

Capital structure and dilution

Summary only. How these instruments work: Dilution & financing desk.

Share count
DateShares outstandingFiling
2024-10-3048,127,369[10-Q 2024-11-01]
2025-03-0548,127,369[10-K 2025-03-07]
2025-05-0248,127,369[10-Q 2025-05-07]
2025-08-0648,194,035[10-Q 2025-08-08]
2025-10-2948,194,035[10-Q 2025-11-03]
2026-03-0348,358,315[10-K 2026-03-06]
2026-05-0648,170,647[10-Q 2026-05-11]
2026-08-0448,127,585[10-Q 2026-08-07]
Shelf registration
S-3 filed 2024-06-13; declared effective 2024-06-26 [S-3 2024-06-13]

Listing status

Current status: No Form 8-K Item 3.01 (listing notice) filings in the last 24 months, as of 2026-10-11.

More on deficiency notices and uplistings: Listing status desk.

Who owns it

Recent Form 4 transactions
DateInsiderTypeSharesPriceFiling
2026-09-16Plaumann Mark Lawrencebuy5,000$3.00[4 2026-09-17]
2026-06-26Lancaster Phillipother68,152—[4 2026-07-01]
2026-06-17Jacobi Paul M.other3,211—[4 2026-06-22]
2026-06-17Amron Arthur Hother19,121—[4 2026-06-22]
2026-06-17Amron Arthur Hother10,329—[4 2026-06-22]
2026-06-17Wexford Capital Lpother1,072,896—[4 2026-06-22]
2026-06-17Wexford Capital Lpother6,354,667—[4 2026-06-22]
2026-06-17Wexford Capital Lpbuy4,019,574$2.60[4 2026-06-22]
2026-06-17Davidson Charles Eother2,403,831—[4 2026-06-22]
2026-06-17Davidson Charles Eother4,066,610—[4 2026-06-22]
2026-06-12Amron Arthur Hbuy2,000$3.28[4 2026-06-15]
2026-06-11Amron Arthur Hbuy2,500$3.22[4 2026-06-15]

Catalysts and calendar

Facts as of . Small caps move fast; check the latest filings.