Mammoth Energy Services, Inc. filings document the company’s operating results, material events and corporate governance as a Nasdaq-listed Delaware energy-services issuer. Recent Form 8-K reports furnish quarterly and annual operational and financial results and attach the company’s earnings releases as exhibits.
Other filings record material agreements involving the revolving credit facility, completed equipment dispositions in the hydraulic fracturing business, related impairment disclosures, board and executive appointments, compensation arrangements, director-independence determinations and capital-structure matters.
Mammoth Energy Services director Arthur Amron reported two restructuring transactions involving a total of 29,450 shares of common stock on June 17, 2026, both coded as "other" (transaction code J) rather than open-market buys or sells.
One transaction reflects an in-kind distribution of 10,329 shares from MEH SUB LLC, described as not involving a purchase, sale, or any additional consideration, and now held indirectly through Amron Holdings LLC. A second transaction involves 19,121 shares recorded directly in Amron’s name. Following these changes, Amron is shown with 86,256 shares held directly and 10,329 shares held indirectly via Amron Holdings, over which he holds voting and dispositive power.
MAMMOTH ENERGY SERVICES (TUSK) reported a large insider-related purchase and restructuring of share holdings. Entities associated with Wexford Capital completed an open-market purchase of 4,019,574 shares of common stock at an average price of $2.6043 per share, recorded as indirect ownership.
Additional "J" code entries reclassified a total of 7,427,563 shares through in-kind distributions from MEH SUB LLC as payment of management fees and expenses and other non-cash restructuring moves that did not involve a purchase, sale, or additional consideration. After these transactions, the reporting structure shows multi-entity indirect holdings and 1,451,034 shares held directly, with Wexford-related parties deemed to share voting and dispositive power while formally disclaiming beneficial ownership except for any pecuniary interest.
Mammoth Energy Services insider associated entity restructures share holdings. A total of 6,470,441 shares of common stock were involved in "other" transactions coded J, which the footnotes describe as an in-kind distribution from MEH SUB LLC that does not involve a purchase or sale of securities or any additional consideration. Following these transactions, CD Holding Company, LLC holds 4,066,610 shares indirectly, and Charles E. Davidson holds 2,403,831 shares directly, with Davidson also controlling and having voting and disposal power over the shares held by CD Holding Company, LLC.
Mammoth Energy Services director Arthur H. Amron reported buying a total of 4,500 shares of common stock in open-market transactions. He purchased 2,500 shares at a weighted average price of about $3.2199 per share and 2,000 shares at about $3.28 per share. After these purchases, he directly owns 67,135 shares of Mammoth Energy Services common stock.
MAMMOTH ENERGY SERVICES, INC. director Arthur H. Amron reported open-market purchases of the company’s common stock. He bought 2,500 shares on May 26, 2026 at a price of $3.2399 per share and 3,000 shares on May 28, 2026 at $3.25 per share. After these transactions, he directly owns 62,635 shares of Mammoth Energy common stock. The reported prices reflect weighted average purchase prices for multiple trades within price ranges on the same days.
Mammoth Energy Services, Inc. is asking stockholders to vote at its June 25, 2026 annual meeting on electing six directors, approving executive pay on an advisory basis, choosing how often to hold future advisory pay votes, and ratifying Carr, Riggs & Ingram, L.L.C. as auditor for 2026.
Stockholders of record as of May 5, 2026, when 48,170,647 common shares were outstanding, are entitled to one vote per share. The board currently has six directors, four of whom are Nasdaq‑independent, and all key board committees are fully independent.
The company highlights a shift in its portfolio via multiple 2025 divestitures, improved net loss from continuing operations from $183.1 million in 2024 to $63.8 million in 2025, and Adjusted EBITDA from continuing operations improving from $(171.2) million to $(17.4) million. Executive pay emphasizes cash salary, discretionary bonuses, and time‑vested restricted stock units, with no employment contracts and a clawback policy aligned with Nasdaq and SEC rules.
Mammoth Energy Services, Inc. has changed its independent auditor. On May 13, 2026, the Audit Committee dismissed Deloitte & Touche LLP as the company’s independent registered public accounting firm and notified Deloitte the same day.
The company states that for the fiscal year ended December 31, 2025 and the interim period through May 13, 2026, there were no disagreements with Deloitte and no reportable events under Item 304 of Regulation S-K. Deloitte’s audit report on the 2025 consolidated financial statements contained no adverse opinion, disclaimer of opinion, or qualifications.
Also on May 13, 2026, the Audit Committee approved the engagement of Carr, Riggs & Ingram, L.L.C. as Mammoth Energy’s new independent registered public accounting firm for the fiscal year ending December 31, 2026 and related interim periods. Deloitte’s confirming letter to the SEC is filed as Exhibit 16.1.
Mammoth Energy Services, Inc. reported a sharp turnaround for the quarter ended March 31, 2026. Total revenue rose to $22.0 million from $11.6 million a year earlier, driven by higher services and product sales. Despite an operating loss of $0.9 million, a $7.1 million unrealized gain on marketable securities and higher interest income lifted net income from continuing operations to $4.7 million, compared with a $2.2 million loss in 2025. Including discontinued operations, net income was $5.2 million, or $0.11 per share, versus a slight loss last year. The company ended the quarter with $104.8 million in cash, cash equivalents and restricted cash and no borrowings under its $50 million revolving credit facility. Results continue to reflect a strategic shift after 2025 divestitures of transmission and distribution, pressure pumping and engineering businesses, which are reported as discontinued operations.
Mammoth Energy Services reported a strong turnaround in the first quarter of 2026. Total revenue from continuing operations was $22.0 million, up from $11.6 million a year earlier and $9.5 million in the prior quarter, driven largely by growth in rental services and aviation, including a $6.5 million auxiliary power unit sale.
The company generated net income from continuing operations of $4.7 million, or $0.10 per diluted share, compared with a $2.2 million loss a year ago and a $12.3 million loss in the fourth quarter of 2025. Adjusted EBITDA from continuing operations improved to $1.9 million from losses in both comparison periods.
Mammoth ended March 31, 2026 debt-free with $125.1 million of cash, cash equivalents and marketable securities and an undrawn revolving credit facility with $45.0 million of borrowing capacity. Management highlighted the start of share repurchases and raised its 2026 outlook, now expecting to achieve full-year positive Adjusted EBITDA.