2Q 2020 Earnings Presentation July 2020 Forward Looking and Cautionary Statements Forward-Looking Statements The information in this investor presentation of Mammoth Energy Services, Inc. ("Mammoth" or "Mammoth Energy") includes "forward-looking statements." All statements, other than statements of historical facts that address activities, events or developments that Mammoth expects, believes or anticipates will or may occur in the future are forward-looking statements. The words "anticipate," "believe," "e ...

Mammoth Energy Services, Inc. (NASDAQ:TUSK) Q1 2020 Results Conference Call May 11, 2020 4:00 PM ET Company Participants Don Crist - Director-Investor Relations Arty Straehla - Chief Executive Officer Mark Layton - Chief Financial Officer Conference Call Participants Daniel Burke - Johnson Rice Stephen Gengaro - Stifel Tommy Moll - Stephens Operator Good day, ladies and gentlemen, and welcome to the Mammoth Energy Services First Quarter 2020 Earnings Conference Call. At this time, all participants are in li ...

1Q 2020 Earnings Presentation May 2020 Forward Looking and Cautionary Statements Forward-Looking Statements The information in this investor presentation of Mammoth Energy Services, Inc. ("Mammoth" or "Mammoth Energy") includes "forward-looking statements." All statements, other than statements of historical facts that address activities, events or developments that Mammoth expects, believes or anticipates will or may occur in the future are forward-looking statements. The words "anticipate," "believe," "en ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 ☒ QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2020 ☐ TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File No. 001-37917 Mammoth Energy Services, Inc. (Exact name of registrant as specified in its charter) Delaware 32-0498321 (State or other jurisdiction of incorporatio ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ý ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE FISCAL YEAR ENDED DECEMBER 31, 2019 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File No. 001-37917 Mammoth Energy Services, Inc. (Exact name of registrant as specified in its charter) Delaware 32-0498321 (State or other jurisdiction of incorporation or organization) Title of E ...

4Q 2019 Earnings Presentation February 2020 Forward Looking and Cautionary Statements Forward-Looking Statements The information in this investor presentation of Mammoth Energy Services, Inc. ("Mammoth" or "Mammoth Energy") includes "forward-looking statements." All statements, other than statements of historical facts that address activities, events or developments that Mammoth expects, believes or anticipates will or may occur in the future are forward-looking statements. The words "anticipate," "believe, ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ý QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED SEPTEMBER 30, 2019 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File No. 001-37917 Mammoth Energy Services, Inc. (Exact name of registrant as specified in its charter) Delaware 32-0498321 (State or other jurisdiction o ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ý QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED JUNE 30, 2019 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File No. 001-37917 Mammoth Energy Services, Inc. (Exact name of registrant as specified in its charter) Delaware 32-0498321 (State or other jurisdiction of inc ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-Q ý QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE QUARTERLY PERIOD ENDED MARCH 31, 2019 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE TRANSITION PERIOD FROM TO Commission File No. 001-37917 Mammoth Energy Services, Inc. (Exact name of registrant as specified in its charter) Delaware 32-0498321 Indicate by check mark whether the ...

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 10-K ý ANNUAL REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 FOR THE FISCAL YEAR ENDED DECEMBER 31, 2018 o TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Commission File No. 001-37917 Mammoth Energy Services, Inc. (Exact name of registrant as specified in its charter) Delaware 32-0498321 (State or other jurisdiction of incorporation or organization) 14201 Cali ...