2.18 0.05 (2.35%)

55.87% Fall from 52W High

182.2K XNAS Volume

XNAS 21 Mar, 2025 5:30 PM (EDT)



Insider Trading disclosures for Mammoth Energy Services Inc

The latest disclosure was made by Arthur H. Amron in Mammoth Energy Services Inc where a trade of 1,000 Common Stock done at an average price of $3.0 was reported to US exchanges on Dec. 12, 2024.

Insider trading is the trading of a company’s securities by individuals with access to confidential or material non-public information about the company. A company is required to report trading by corporate officers, directors, or other company members with significant access to privileged information to the Securities and Exchange Commission (SEC).

Client Name Client Category Action Reported to Exchange Quantity Post Transaction Holding Traded % Avg. Price Value Security Type
Arthur H. Amron Director Purchase of securities on an exchange or from another person at price $ 2.97 per share. 12 Dec 2024 1,000 47,135 (0%) 0% 3.0 2,971 Common Stock
Corey J. Booker Director Sale of securities on an exchange or to another person at price $ 3.43 per share. 22 Nov 2024 10,000 140,488 (0%) 0% 3.4 34,300 Common Stock
Corey J. Booker Director Sale of securities on an exchange or to another person at price $ 3.47 per share. 22 Nov 2024 15,000 125,488 (0%) 0% 3.5 52,050 Common Stock
Corey J. Booker Director Sale of securities on an exchange or to another person at price $ 3.21 per share. 20 Nov 2024 5,000 157,197 (0%) 0% 3.2 16,050 Common Stock
Corey J. Booker Director Sale of securities on an exchange or to another person at price $ 3.25 per share. 20 Nov 2024 6,709 150,488 (0%) 0% 3.2 21,804 Common Stock
Corey J. Booker Director Sale of securities on an exchange or to another person at price $ 3.68 per share. 13 Nov 2024 7,100 165,804 (0%) 0% 3.7 26,100 Common Stock
Corey J. Booker Director Sale of securities on an exchange or to another person at price $ 3.50 per share. 13 Nov 2024 3,607 162,197 (0%) 0% 3.5 12,625 Common Stock
Corey J. Booker Director Sale of securities on an exchange or to another person at price $ 3.90 per share. 07 Nov 2024 165 176,422 (0%) 0% 3.9 644 Common Stock
Corey J. Booker Director Sale of securities on an exchange or to another person at price $ 3.75 per share. 07 Nov 2024 24 176,398 (0%) 0% 3.8 90 Common Stock
Corey J. Booker Director Sale of securities on an exchange or to another person at price $ 3.61 per share. 07 Nov 2024 3,494 172,904 (0%) 0% 3.6 12,613 Common Stock
Corey J. Booker Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Jun 2024 27,856 176,587 (0%) 0% 0 Common Stock
Arthur L. Smith Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Jun 2024 27,856 215,034 (0%) 0% 0 Common Stock
James D. Palm Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Jun 2024 27,856 240,144 (0%) 0% 0 Common Stock
Arthur H. Amron Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Jun 2024 27,856 46,135 (0%) 0% 0 Common Stock
Paul Jacobi Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 12 Jun 2024 27,856 27,856 (0%) 0% 0 Common Stock
Arthur H. Amron Director Purchase of securities on an exchange or from another person at price $ 3.65 per share. 28 May 2024 3,000 18,279 (0%) 0% 3.6 10,944 Common Stock
Arthur H. Amron Director Purchase of securities on an exchange or from another person at price $ 3.57 per share. 28 May 2024 2,000 15,279 (0%) 0% 3.6 7,148 Common Stock
Arthur H. Amron Director Purchase of securities on an exchange or from another person at price $ 3.72 per share. 12 Mar 2024 3,000 13,279 (0%) 0% 3.7 11,157 Common Stock
Straehla Arty Director, Chief Executive Officer Sale of securities on an exchange or to another person at price $ 4.38 per share. 18 Dec 2023 30,000 1,052,107 (2%) 0% 4.4 131,280 Common Stock
Arty Straehla Director, Chief Executive Officer Sale of securities on an exchange or to another person at price $ 4.35 per share. 18 Dec 2023 40,000 1,012,107 (2%) 0% 4.4 174,160 Common Stock
Arty Straehla Director, Chief Executive Officer Sale of securities on an exchange or to another person at price $ 4.39 per share. 13 Dec 2023 25,000 1,177,107 (2%) 0% 4.4 109,650 Common Stock
Straehla Arty Director, Chief Executive Officer Sale of securities on an exchange or to another person at price $ 4.44 per share. 13 Dec 2023 55,000 1,122,107 (2%) 0% 4.4 244,145 Common Stock
Arty Straehla Director, Chief Executive Officer Sale of securities on an exchange or to another person at price $ 4.36 per share. 13 Dec 2023 40,000 1,082,107 (2%) 0% 4.4 174,440 Common Stock
Corey J. Booker Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 07 Jun 2023 23,810 148,731 (0%) 0% 0 Common Stock
Paul Jacobi Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 07 Jun 2023 23,810 23,810 (0%) 0% 0 Common Stock
Arthur H. Amron Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 07 Jun 2023 23,810 23,810 (0%) 0% 0 Common Stock
James D. Palm Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 07 Jun 2023 23,810 212,288 (0%) 0% 0 Common Stock
Arthur L. Smith Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 07 Jun 2023 23,810 187,178 (0%) 0% 0 Common Stock
Mark Layton CFO and Secretary Payment of exercise price or tax liability using portion of securities received from the company at price $ 5.55 per share. 03 Mar 2023 36,375 418,985 (0%) 0% 5.5 201,881 Common Stock
Arty Straehla Director, Chief Executive Officer Payment of exercise price or tax liability using portion of securities received from the company at price $ 5.55 per share. 03 Mar 2023 129,220 1,202,107 (2%) 0% 5.6 717,171 Common Stock
Arthur L. Smith Director Sale of securities on an exchange or to another person at price $ 7.07 per share. 11 Nov 2022 20,000 163,368 (0%) 0% 7.1 141,324 Common Stock
Corey J. Booker Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 29 Jun 2022 45,662 124,921 (0%) 0% 0 Common Stock
Arthur L. Smith Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 29 Jun 2022 45,662 183,368 (0%) 0% 0 Common Stock
James D. Palm Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 29 Jun 2022 45,662 188,478 (0%) 0% 0 Common Stock
Arthur H. Amron Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 29 Jun 2022 45,662 45,662 (0%) 0% 0 Common Stock
Paul Jacobi Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 29 Jun 2022 45,662 45,662 (0%) 0% 0 Common Stock
Mark Layton CFO and Secretary Sale of securities on an exchange or to another person at price $ 2.04 per share. 10 Mar 2022 40,417 455,360 (1%) 0% 2.0 82,325 Common Stock
Arthur L. Smith Director Purchase of securities on an exchange or from another person at price $ 2.00 per share. 13 Dec 2021 25,000 180,326 (0%) 0% 2 50,000 Common Stock
Arthur L. Smith Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 02 Jun 2021 25,641 155,326 (0%) 0% 0 Common Stock
Corey J. Booker Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 02 Jun 2021 25,641 79,259 (0%) 0% 0 Common Stock
Paul Jacobi Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 02 Jun 2021 25,641 25,641 (0%) 0% 0 Common Stock
Arthur H. Amron Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 02 Jun 2021 25,641 25,641 (0%) 0% 0 Common Stock
James D. Palm Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 02 Jun 2021 25,641 142,816 (0%) 0% 0 Common Stock
Mark Layton CFO and Secretary Sale of securities on an exchange or to another person at price $ 5.22 per share. 11 Mar 2021 55,789 495,777 (1%) 0% 5.2 290,984 Common Stock
Arty Straehla Director, Chief Executive Officer Sale of securities on an exchange or to another person at price $ 5.29 per share. 09 Mar 2021 102,435 1,331,327 (2%) 0% 5.3 541,584 Common Stock
Arty Straehla Director, Chief Executive Officer Sale of securities on an exchange or to another person at price $ 5.47 per share. 09 Mar 2021 46,555 1,433,762 (3%) 0% 5.5 254,493 Common Stock
Arty Straehla Director, Chief Executive Officer Sale of securities on an exchange or to another person at price $ 1.78 per share. 10 Nov 2020 5,000 1,480,317 (3%) 0% 1.8 8,880 Common Stock
Arthur L. Smith Director Purchase of securities on an exchange or from another person at price $ 1.29 per share. 04 Sep 2020 20,000 129,685 (0%) 0% 1.3 25,800 Common Stock
Corey J. Booker Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 17 Aug 2020 53,618 53,618 (0%) 0% 0 Common Stock
Paul Jacobi Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 02 Jul 2020 86,957 86,957 - 0 Restricted Stock Units
Arthur H. Amron Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 02 Jul 2020 86,957 86,957 - 0 Restricted Stock Units
James D. Palm Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 02 Jul 2020 86,957 117,175 (0%) 0% 0 Common Stock
Arthur L. Smith Director Grant, award, or other acquisition of securities at price $ 0.00 per share. 02 Jul 2020 86,957 109,685 (0%) 0% 0 Common Stock
Matthew Ross None Sale of securities on an exchange or to another person at price $ 1.44 per share. 21 Nov 2019 2,913 19,815 (0%) 0% 1.4 4,195 Common Stock
Jonathan H. Yellen None Grant, award, or other acquisition of securities at price $ 0.00 per share. 18 Nov 2019 36,674 36,674 (0%) 0% 0 Common Stock
Paul K Heerwagen None Grant, award, or other acquisition of securities at price $ 0.00 per share. 05 Jun 2019 10,493 10,493 (0%) 0% 0 Common Stock
Matthew Ross None Grant, award, or other acquisition of securities at price $ 0.00 per share. 05 Jun 2019 10,493 22,728 (0%) 0% 0 Common Stock
James D. Palm None Grant, award, or other acquisition of securities at price $ 0.00 per share. 05 Jun 2019 10,493 30,218 (0%) 0% 0 Common Stock
Arthur H. Amron None Grant, award, or other acquisition of securities at price $ 0.00 per share. 25 Jan 2019 1,549 1,549 (0%) 0% 0 Restricted Stock Units
Arthur L. Smith None Sale of securities on an exchange or to another person at price $ 24.85 per share. 03 Dec 2018 6,000 0 (0%) 0% 24.8 149,099 Common Stock
Arty Straehla Director, Chief Executive Officer Sale of securities on an exchange or to another person at price $ 26.45 per share. 08 Nov 2018 25,151 199,007 (0%) 0% 26.5 665,294 Common Stock
Arty Straehla Director, Chief Executive Officer Sale of securities on an exchange or to another person at price $ 26.20 per share. 08 Nov 2018 2,230 185,317 (0%) 0% 26.2 58,427 Common Stock
Arty Straehla Director, Chief Executive Officer Sale of securities on an exchange or to another person at price $ 27.29 per share. 08 Nov 2018 11,460 187,547 (0%) 0% 27.3 312,720 Common Stock
Mark Layton CFO and Secretary Sale of securities on an exchange or to another person at price $ 26.12 per share. 08 Nov 2018 142 51,566 (0%) 0% 26.1 3,709 Common Stock
Mark Layton CFO and Secretary Sale of securities on an exchange or to another person at price $ 27.27 per share. 08 Nov 2018 994 51,708 (0%) 0% 27.3 27,111 Common Stock
Marc T. McCarthy None Grant, award, or other acquisition of securities at price $ 0.00 per share. 07 Jun 2018 2,655 2,655 (0%) 0% 0 Restricted Stock Units
James D. Palm None Grant, award, or other acquisition of securities at price $ 0.00 per share. 07 Jun 2018 2,655 19,725 (0%) 0% 0 Common Stock
Matthew Ross None Grant, award, or other acquisition of securities at price $ 0.00 per share. 07 Jun 2018 2,655 12,235 (0%) 0% 0 Common Stock
Paul K Heerwagen None Grant, award, or other acquisition of securities at price $ 0.00 per share. 07 Jun 2018 2,655 2,655 (0%) 0% 0 Common Stock
Arthur L. Smith None Grant, award, or other acquisition of securities at price $ 0.00 per share. 07 Jun 2018 2,655 12,235 (0%) 0% 0 Common Stock
Mark Layton CFO and Secretary Sale of securities on an exchange or to another person at price $ 26.13 per share. 01 Mar 2018 4,373 52,702 (0%) 0% 26.1 114,252 Common Stock
Arty Straehla Director, Chief Executive Officer Sale of securities on an exchange or to another person at price $ 18.71 per share. 14 Nov 2017 18,289 231,711 (0%) 0% 18.7 342,249 Common Stock
Arty Straehla Director, Chief Executive Officer Sale of securities on an exchange or to another person at price $ 17.81 per share. 14 Nov 2017 7,553 224,158 (0%) 0% 17.8 134,512 Common Stock
Mark Layton CFO and Secretary Sale of securities on an exchange or to another person at price $ 19.01 per share. 14 Nov 2017 925 57,075 (0%) 0% 19.0 17,587 Common Stock
James D. Palm None Purchase of securities on an exchange or from another person at price $ 12.60 per share. 24 Aug 2017 2,000 12,700 (0%) 0% 12.6 25,200 Common Stock
James D. Palm None Purchase of securities on an exchange or from another person at price $ 12.83 per share. 24 Aug 2017 4,000 10,700 (0%) 0% 12.8 51,323 Common Stock
Arthur L. Smith None Purchase of securities on an exchange or from another person at price $ 16.91 per share. 09 Jun 2017 6,000 6,000 (0%) 0% 16.9 101,457 Common Stock
Arty Straehla Director, Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 21.76 per share. 28 Feb 2017 460 460 (0%) 0% 21.8 10,008 Common Stock
Mark Layton CFO and Secretary Grant, award, or other acquisition of securities at price $ 0.00 per share. 21 Feb 2017 40,000 58,000 (0%) 0% 0 Common Stock
Arthur L. Smith None Grant, award, or other acquisition of securities at price $ 0.00 per share. 19 Oct 2016 6,667 6,667 - - Common Stock
Arty Straehla Director, Chief Executive Officer Grant, award, or other acquisition of securities at price $ 0.00 per share. 19 Oct 2016 250,000 251,332 - - Common Stock
Arty Straehla Director, Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 0.00 per share. 19 Oct 2016 666 1,332 - - Common Stock
Arty Straehla Director, Chief Executive Officer Purchase of securities on an exchange or from another person at price $ 0.00 per share. 19 Oct 2016 666 666 - - Common Stock
Marc T. McCarthy None Grant, award, or other acquisition of securities at price $ 0.00 per share. 19 Oct 2016 6,667 6,667 - - Restricted Stock Units
Aaron Gaydosik None Grant, award, or other acquisition of securities at price $ 0.00 per share. 19 Oct 2016 6,667 6,667 - - Common Stock
Mark Layton CFO and Secretary Purchase of securities on an exchange or from another person at price $ 0.00 per share. 19 Oct 2016 3,000 3,000 - - Common Stock
Mark Layton CFO and Secretary Grant, award, or other acquisition of securities at price $ 0.00 per share. 19 Oct 2016 15,000 18,000 - - Common Stock
Andre Weiss None Grant, award, or other acquisition of securities at price $ 0.00 per share. 19 Oct 2016 6,667 6,667 - - Common Stock
Charles E. Davidson Director, Ten Percent Owner Sale of securities on an exchange or to another person at price $ 0.00 per share. 19 Oct 2016 171,797 20,445,923 - - Common Stock, par value $0.01
*All Values are in $ Million
Client Category: Promoter/ KMP/ Director / Immediate Relatives / Employee / etc  
Security Type: Share/ Warrants / Convertible Debentures
Data as reported to USA Exchanges
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