Mammoth Energy Services, Inc. $TUSK
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]
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]
Financial health
| Period | Revenue | Net income | Operating cash flow | Cash | Filing |
|---|---|---|---|---|---|
| 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
Capital structure and dilution
| Date | Shares outstanding | Filing |
|---|---|---|
| 2024-10-30 | 48,127,369 | [10-Q 2024-11-01] |
| 2025-03-05 | 48,127,369 | [10-K 2025-03-07] |
| 2025-05-02 | 48,127,369 | [10-Q 2025-05-07] |
| 2025-08-06 | 48,194,035 | [10-Q 2025-08-08] |
| 2025-10-29 | 48,194,035 | [10-Q 2025-11-03] |
| 2026-03-03 | 48,358,315 | [10-K 2026-03-06] |
| 2026-05-06 | 48,170,647 | [10-Q 2026-05-11] |
| 2026-08-04 | 48,127,585 | [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.
Who owns it
| Date | Insider | Type | Shares | Price | Filing |
|---|---|---|---|---|---|
| 2026-09-16 | Plaumann Mark Lawrence | buy | 5,000 | $3.00 | [4 2026-09-17] |
| 2026-06-26 | Lancaster Phillip | other | 68,152 | — | [4 2026-07-01] |
| 2026-06-17 | Jacobi Paul M. | other | 3,211 | — | [4 2026-06-22] |
| 2026-06-17 | Amron Arthur H | other | 19,121 | — | [4 2026-06-22] |
| 2026-06-17 | Amron Arthur H | other | 10,329 | — | [4 2026-06-22] |
| 2026-06-17 | Wexford Capital Lp | other | 1,072,896 | — | [4 2026-06-22] |
| 2026-06-17 | Wexford Capital Lp | other | 6,354,667 | — | [4 2026-06-22] |
| 2026-06-17 | Wexford Capital Lp | buy | 4,019,574 | $2.60 | [4 2026-06-22] |
| 2026-06-17 | Davidson Charles E | other | 2,403,831 | — | [4 2026-06-22] |
| 2026-06-17 | Davidson Charles E | other | 4,066,610 | — | [4 2026-06-22] |
| 2026-06-12 | Amron Arthur H | buy | 2,000 | $3.28 | [4 2026-06-15] |
| 2026-06-11 | Amron Arthur H | buy | 2,500 | $3.22 | [4 2026-06-15] |
Catalysts and calendar
| Date | Type | Title |
|---|---|---|
| 2026-08-07 | 10-Q | Quarterly report |
| 2026-08-07 | 8-K | Results of operations; Regulation FD disclosure |
| 2026-06-26 | 8-K | Shareholder vote results |
| 2026-06-22 | 13G | Beneficial ownership report (5%+ holder) |
| 2026-06-22 | 13G/A | Beneficial ownership report (5%+ holder) |
| 2026-05-15 | DEF 14A | Proxy statement |
| 2026-05-15 | 8-K | Auditor change |
| 2026-05-11 | 10-Q | Quarterly report |
| 2026-05-11 | 8-K | Results of operations |
| 2026-03-06 | 10-K | Annual report |
| 2026-03-06 | 8-K | Results of operations |
| 2025-12-04 | 8-K | Material agreement entered; Acquisition or disposition completed; Regulation FD disclosure |
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Facts as of . Small caps move fast; check the latest filings.