MAMMOTH ENERGY SERVICES, INC.

Symbol
TUSK on Nasdaq
Business address
14201 Caliber Drive, Suite 300, Oklahoma City, OK, 73134
State of incorporation
DE
Fiscal year end
31 December
Get insider transactions for this issuer
MAMMOTH ENERGY SERVICES, INC. has filed 345 SEC EDGAR filings since 18 Jul 2016

Latest Filings

Form type Document Filing Description Filing date Reporting date File number(s)
4 Open Document Open Filing FORM 4 15 Dec 2025 11 Dec 2025
8-K Open Document | Data Open Filing 8-K 04 Dec 2025 02 Dec 2025 001-37917
10-Q Open Document | Data Open Filing 10-Q 03 Nov 2025 30 Sep 2025 001-37917
8-K Open Document | Data Open Filing 8-K 31 Oct 2025 31 Oct 2025 001-37917
SCHEDULE 13G/A Open Document Open Filing 14 Aug 2025 005-89809
144 Open Document Open Filing 12 Aug 2025 001-37917
10-Q Open Document | Data Open Filing 10-Q 08 Aug 2025 30 Jun 2025 001-37917
8-K Open Document | Data Open Filing 8-K 08 Aug 2025 08 Aug 2025 001-37917
8-K Open Document | Data Open Filing 8-K 03 Jul 2025 30 Jun 2025 001-37917
8-K Open Document | Data Open Filing 8-K 30 Jun 2025 24 Jun 2025 001-37917
8-K Open Document | Data Open Filing 8-K 20 Jun 2025 16 Jun 2025 001-37917
8-K Open Document | Data Open Filing 8-K 12 Jun 2025 11 Jun 2025 001-37917
8-K Open Document | Data Open Filing 8-K 05 Jun 2025 30 May 2025 001-37917
4 Open Document Open Filing FORM 4 27 May 2025 22 May 2025
4 Open Document Open Filing FORM 4 21 May 2025 19 May 2025
144 Open Document Open Filing 12 May 2025 001-37917
10-Q Open Document | Data Open Filing 10-Q 07 May 2025 31 Mar 2025 001-37917
8-K Open Document | Data Open Filing 8-K 07 May 2025 07 May 2025 001-37917
ARS Open Document Open Filing ARS 28 Apr 2025 28 Apr 2025 001-37917
DEFA14A Open Document Open Filing DEFA14A 28 Apr 2025 001-37917
DEF 14A Open Document Open Filing DEF 14A 28 Apr 2025 31 Dec 2024 001-37917
8-K Open Document | Data Open Filing 8-K 17 Apr 2025 11 Apr 2025 001-37917
8-K Open Document | Data Open Filing 8-K 12 Mar 2025 07 Mar 2025 001-37917
10-K Open Document | Data Open Filing 10-K 07 Mar 2025 31 Dec 2024 001-37917
8-K Open Document | Data Open Filing 8-K 07 Mar 2025 07 Mar 2025 001-37917
8-K Open Document | Data Open Filing 8-K 13 Feb 2025 10 Feb 2025 001-37917
4 Open Document Open Filing FORM 4 16 Dec 2024 12 Dec 2024
4 Open Document Open Filing FORM 4 26 Nov 2024 22 Nov 2024
4 Open Document Open Filing FORM 4 22 Nov 2024 20 Nov 2024
4 Open Document Open Filing FORM 4 15 Nov 2024 13 Nov 2024
SC 13G/A Open Document Open Filing 13 Nov 2024 005-89809
4 Open Document Open Filing FORM 4 12 Nov 2024 07 Nov 2024
144 Open Document Open Filing 07 Nov 2024 001-37917
8-K Open Document | Data Open Filing 8-K 07 Nov 2024 06 Nov 2024 001-37917
10-Q Open Document | Data Open Filing 10-Q 01 Nov 2024 30 Sep 2024 001-37917
8-K Open Document | Data Open Filing 8-K 01 Nov 2024 01 Nov 2024 001-37917
8-K Open Document | Data Open Filing 8-K 21 Oct 2024 16 Oct 2024 001-37917
8-K Open Document | Data Open Filing 8-K 03 Oct 2024 01 Oct 2024 001-37917
10-Q Open Document | Data Open Filing 10-Q 09 Aug 2024 30 Jun 2024 001-37917
8-K Open Document | Data Open Filing 8-K 09 Aug 2024 09 Aug 2024 001-37917
8-K Open Document | Data Open Filing 8-K 23 Jul 2024 22 Jul 2024 001-37917
EFFECT Open Document Open Filing 26 Jun 2024 333-280186
CORRESP Open Document Open Filing 24 Jun 2024
UPLOAD Open Document Open Filing 21 Jun 2024 333-280186
4 Open Document Open Filing FORM 4 14 Jun 2024 12 Jun 2024
4 Open Document Open Filing FORM 4 14 Jun 2024 12 Jun 2024
4 Open Document Open Filing FORM 4 14 Jun 2024 12 Jun 2024
4 Open Document Open Filing FORM 4 14 Jun 2024 12 Jun 2024
4 Open Document Open Filing FORM 4 14 Jun 2024 12 Jun 2024
8-K Open Document | Data Open Filing 8-K 14 Jun 2024 12 Jun 2024 001-37917
S-3 Open Document Open Filing S-3 13 Jun 2024 333-280186
S-8 Open Document Open Filing S-8 12 Jun 2024 333-280146
4 Open Document Open Filing FORM 4 30 May 2024 28 May 2024
10-Q Open Document | Data Open Filing 10-Q 02 May 2024 31 Mar 2024 001-37917
8-K Open Document | Data Open Filing 8-K 02 May 2024 02 May 2024 001-37917
ARS Open Document Open Filing ARS 29 Apr 2024 29 Apr 2024 001-37917
DEFA14A Open Document Open Filing DEFA14A 29 Apr 2024 001-37917
DEF 14A Open Document Open Filing DEF 14A 29 Apr 2024 31 Dec 2023 001-37917
4 Open Document Open Filing 14 Mar 2024 12 Mar 2024
4 Open Document Open Filing FORM 4 14 Mar 2024 12 Mar 2024
10-K Open Document | Data Open Filing 10-K 01 Mar 2024 31 Dec 2023 001-37917
8-K Open Document | Data Open Filing 8-K 01 Mar 2024 01 Mar 2024 001-37917
SC 13G/A Open Document Open Filing 13 Feb 2024 005-89809
SC 13G/A Open Document Open Filing WEXFORD CAPITAL 13GA7 02-09-2024 09 Feb 2024 005-89809
SC 13G/A Open Document Open Filing MAMMOTH ENERGY SERVICES, INC. 07 Feb 2024 005-89809
4 Open Document Open Filing FORM 4 19 Dec 2023 18 Dec 2023
4 Open Document Open Filing FORM 4 15 Dec 2023 13 Dec 2023
144 Open Document Open Filing 13 Dec 2023 001-37917
8-K Open Document | Data Open Filing 8-K 06 Dec 2023 01 Dec 2023 001-37917
10-Q Open Document | Data Open Filing 10-Q 09 Nov 2023 30 Sep 2023 001-37917
8-K Open Document | Data Open Filing 8-K 09 Nov 2023 09 Nov 2023 001-37917
8-K Open Document | Data Open Filing 8-K 19 Oct 2023 16 Oct 2023 001-37917
10-Q Open Document | Data Open Filing 10-Q 11 Aug 2023 30 Jun 2023 001-37917
8-K Open Document | Data Open Filing 8-K 11 Aug 2023 11 Aug 2023 001-37917
4 Open Document Open Filing FORM 4 08 Jun 2023 07 Jun 2023
4 Open Document Open Filing FORM 4 08 Jun 2023 07 Jun 2023
4 Open Document Open Filing FORM 4 08 Jun 2023 07 Jun 2023
4 Open Document Open Filing FORM 4 08 Jun 2023 07 Jun 2023
4 Open Document Open Filing FORM 4 08 Jun 2023 07 Jun 2023
8-K Open Document | Data Open Filing 8-K 08 Jun 2023 07 Jun 2023 001-37917
10-Q Open Document | Data Open Filing 10-Q 01 May 2023 31 Mar 2023 001-37917
8-K Open Document | Data Open Filing 8-K 27 Apr 2023 27 Apr 2023 001-37917
ARS Open Document Open Filing ARS 25 Apr 2023 25 Apr 2023 001-37917
DEFA14A Open Document Open Filing DEFA14A 25 Apr 2023 001-37917
DEF 14A Open Document Open Filing DEF 14A 25 Apr 2023 31 Dec 2022 001-37917
4 Open Document Open Filing FORM 4 07 Mar 2023 03 Mar 2023
4 Open Document Open Filing FORM 4 07 Mar 2023 03 Mar 2023
10-K Open Document | Data Open Filing 10-K 24 Feb 2023 31 Dec 2022 001-37917
8-K Open Document | Data Open Filing 8-K 23 Feb 2023 23 Feb 2023 001-37917
SC 13G Open Document Open Filing 10 Feb 2023 005-89809
SC 13G/A Open Document Open Filing MAMMOTH ENERGY SERVICES, INC. 09 Feb 2023 005-89809
SC 13G/A Open Document Open Filing WEXFORD CAPITAL 13GA6 02-01-2023 01 Feb 2023 005-89809
4 Open Document Open Filing FORM 4 14 Nov 2022 11 Nov 2022
10-Q Open Document | Data Open Filing 10-Q 28 Oct 2022 30 Sep 2022 001-37917
8-K Open Document | Data Open Filing 8-K 27 Oct 2022 27 Oct 2022 001-37917
10-Q Open Document | Data Open Filing 10-Q 02 Aug 2022 30 Jun 2022 001-37917
8-K Open Document | Data Open Filing 8-K 28 Jul 2022 28 Jul 2022 001-37917
4 Open Document Open Filing FORM 4 30 Jun 2022 29 Jun 2022
4 Open Document Open Filing FORM 4 30 Jun 2022 29 Jun 2022
4 Open Document Open Filing FORM 4 30 Jun 2022 29 Jun 2022
4 Open Document Open Filing FORM 4 30 Jun 2022 29 Jun 2022
4 Open Document Open Filing FORM 4 30 Jun 2022 29 Jun 2022
8-K Open Document | Data Open Filing 8-K 30 Jun 2022 29 Jun 2022 001-37917
4 Open Document Open Filing 21 Jun 2022 16 Jun 2022
4 Open Document Open Filing 15 Jun 2022 13 Jun 2022
4 Open Document Open Filing 10 Jun 2022 08 Jun 2022
8-K Open Document | Data Open Filing 8-K 24 May 2022 24 May 2022 001-37917
10-Q Open Document | Data Open Filing 10-Q 10 May 2022 31 Mar 2022 001-37917
8-K Open Document | Data Open Filing 8-K 09 May 2022 09 May 2022 001-37917
DEFA14A Open Document Open Filing DEFA14A 02 May 2022 001-37917
DEF 14A Open Document Open Filing DEF 14A 02 May 2022 31 Dec 2021 001-37917
SC 13G Open Document Open Filing MAMMOTH ENERGY SERVICES, INC. 21 Apr 2022 005-89809
4 Open Document Open Filing FORM 4 11 Mar 2022 10 Mar 2022
10-K Open Document | Data Open Filing 10-K 04 Mar 2022 31 Dec 2021 001-37917
8-K Open Document | Data Open Filing 8-K 04 Mar 2022 04 Mar 2022 001-37917
5 Open Document Open Filing FORM 5 14 Feb 2022 31 Dec 2021
SC 13G/A Open Document Open Filing WEXFORD CAPITAL 13GA5 02-09-2022 09 Feb 2022 005-89809
4 Open Document Open Filing FORM 4 14 Dec 2021 13 Dec 2021
10-Q Open Document | Data Open Filing 10-Q 05 Nov 2021 30 Sep 2021 001-37917
8-K Open Document | Data Open Filing 8-K 05 Nov 2021 05 Nov 2021 001-37917
8-K Open Document | Data Open Filing 8-K 03 Nov 2021 28 Oct 2021 001-37917
8-K Open Document | Data Open Filing 8-K 27 Sep 2021 21 Sep 2021 001-37917
10-Q Open Document | Data Open Filing 10-Q 03 Aug 2021 30 Jun 2021 001-37917
8-K Open Document | Data Open Filing 8-K 30 Jul 2021 30 Jul 2021 001-37917
EFFECT Open Document Open Filing 12 Jul 2021 333-257186
3 Open Document Open Filing FORM 3 12 Jul 2021 30 Jun 2021
SC 13D Open Document Open Filing SCHEDULE 13D 12 Jul 2021 005-89809
CORRESP Open Document Open Filing 08 Jul 2021
UPLOAD Open Document Open Filing 25 Jun 2021
S-3 Open Document Open Filing S-3 21 Jun 2021 333-257186
8-K Open Document | Data Open Filing 8-K 09 Jun 2021 08 Jun 2021 001-37917
4 Open Document Open Filing FORM 4 04 Jun 2021 02 Jun 2021
4 Open Document Open Filing FORM 4 04 Jun 2021 02 Jun 2021
4 Open Document Open Filing FORM 4 04 Jun 2021 02 Jun 2021
4 Open Document Open Filing FORM 4 04 Jun 2021 02 Jun 2021
4 Open Document Open Filing FORM 4 04 Jun 2021 02 Jun 2021
8-K Open Document | Data Open Filing 8-K 04 Jun 2021 02 Jun 2021 001-37917
10-Q Open Document | Data Open Filing 10-Q 03 May 2021 31 Mar 2021 001-37917
8-K Open Document | Data Open Filing 8-K 29 Apr 2021 29 Apr 2021 001-37917
DEFA14A Open Document Open Filing DEFA14A 20 Apr 2021 001-37917
DEF 14A Open Document Open Filing DEF 14A 20 Apr 2021 31 Dec 2020 001-37917
4 Open Document Open Filing FORM 4 11 Mar 2021 11 Mar 2021
4 Open Document Open Filing FORM 4 11 Mar 2021 09 Mar 2021
10-K Open Document | Data Open Filing 10-K 01 Mar 2021 31 Dec 2020 001-37917
8-K Open Document | Data Open Filing 8-K 25 Feb 2021 25 Feb 2021 001-37917
SC 13G/A Open Document Open Filing WEXFORD CAPITAL 13GA4 02-05-2021 05 Feb 2021 005-89809
4 Open Document Open Filing FORM 4 13 Nov 2020 10 Nov 2020
10-Q Open Document | Data Open Filing 10-Q 30 Oct 2020 30 Sep 2020 001-37917
8-K Open Document | Data Open Filing 8-K 29 Oct 2020 29 Oct 2020 001-37917
4 Open Document Open Filing FORM 4 08 Sep 2020 04 Sep 2020
4 Open Document Open Filing FORM 4 19 Aug 2020 17 Aug 2020
3 Open Document Open Filing FORM 3 19 Aug 2020 17 Aug 2020
8-K Open Document | Data Open Filing 8-K 19 Aug 2020 17 Aug 2020 001-37917
8-K Open Document | Data Open Filing 8-K 12 Aug 2020 06 Aug 2020 001-37917
10-Q Open Document | Data Open Filing 10-Q 31 Jul 2020 30 Jun 2020 001-37917
8-K Open Document | Data Open Filing 8-K 30 Jul 2020 30 Jul 2020 001-37917
4 Open Document Open Filing 07 Jul 2020 02 Jul 2020
4 Open Document Open Filing 07 Jul 2020 02 Jul 2020
3 Open Document Open Filing 07 Jul 2020 02 Jul 2020
4 Open Document Open Filing FORM 4 07 Jul 2020 02 Jul 2020
4 Open Document Open Filing FORM 4 07 Jul 2020 02 Jul 2020
8-K Open Document | Data Open Filing 8-K 02 Jul 2020 02 Jul 2020 001-37917
DEFA14A Open Document Open Filing DEFA14A 16 Jun 2020 001-37917
DEF 14A Open Document Open Filing DEF 14A 10 Jun 2020 31 Dec 2019 001-37917
8-K Open Document Open Filing 8-K 09 Jun 2020 09 Jun 2020 001-37917
8-K Open Document Open Filing 8-K 09 Jun 2020 09 Jun 2020 001-37917
8-K Open Document Open Filing 8-K 22 May 2020 18 May 2020 001-37917
8-K Open Document Open Filing 8-K 14 May 2020 08 May 2020 001-37917
10-Q Open Document | Data Open Filing 10-Q 11 May 2020 31 Mar 2020 001-37917
8-K Open Document Open Filing 8-K 11 May 2020 11 May 2020 001-37917
8-K Open Document Open Filing 8-K 29 Apr 2020 29 Apr 2020 001-37917
8-K Open Document Open Filing 8-K 22 Apr 2020 17 Apr 2020 001-37917
8-K Open Document Open Filing 8-K 17 Apr 2020 14 Apr 2020 001-37917
4 Open Document Open Filing FORM 4 04 Mar 2020 03 Mar 2020
4 Open Document Open Filing FORM 4 04 Mar 2020 03 Mar 2020
10-K Open Document | Data Open Filing 10-K 02 Mar 2020 31 Dec 2019 001-37917
8-K Open Document Open Filing 8-K 27 Feb 2020 27 Feb 2020 001-37917
SC 13G/A Open Document Open Filing WEXFORD CAPITAL 13GA3 02-14-2020 14 Feb 2020 005-89809
8-K Open Document Open Filing 8-K 23 Dec 2019 18 Dec 2019 001-37917
4 Open Document Open Filing 22 Nov 2019 20 Nov 2019
4 Open Document Open Filing FORM 4 22 Nov 2019 21 Nov 2019
4 Open Document Open Filing FORM 4 20 Nov 2019 18 Nov 2019
3 Open Document Open Filing FORM 3 20 Nov 2019 18 Nov 2019
8-K Open Document Open Filing 8-K 20 Nov 2019 18 Nov 2019 001-37917
4 Open Document Open Filing 15 Nov 2019 13 Nov 2019
10-Q Open Document | Data Open Filing 10-Q 12 Nov 2019 30 Sep 2019 001-37917
8-K Open Document Open Filing 8-K 07 Nov 2019 07 Nov 2019 001-37917
10-Q Open Document | Data Open Filing 10-Q 05 Aug 2019 30 Jun 2019 001-37917
8-K Open Document Open Filing 8-K 01 Aug 2019 01 Aug 2019 001-37917
4 Open Document Open Filing 07 Jun 2019 05 Jun 2019
4 Open Document Open Filing 07 Jun 2019 05 Jun 2019
4 Open Document Open Filing FORM 4 07 Jun 2019 05 Jun 2019
4 Open Document Open Filing FORM 4 07 Jun 2019 05 Jun 2019
4 Open Document Open Filing FORM 4 07 Jun 2019 05 Jun 2019
4 Open Document Open Filing FORM 4 07 Jun 2019 05 Jun 2019
8-K Open Document Open Filing 8-K 07 Jun 2019 05 Jun 2019 001-37917
10-Q Open Document | Data Open Filing 10-Q 03 May 2019 31 Mar 2019 001-37917
8-K Open Document Open Filing 8-K 01 May 2019 01 May 2019 001-37917
DEFA14A Open Document Open Filing DEFA14A 26 Apr 2019 001-37917
DEF 14A Open Document Open Filing DEF 14A 26 Apr 2019 26 Apr 2019 001-37917
10-K Open Document | Data Open Filing 10-K 18 Mar 2019 31 Dec 2018 001-37917
8-K Open Document Open Filing 8-K 14 Mar 2019 14 Mar 2019 001-37917
SC 13G/A Open Document Open Filing JANUS HENDERSON GROUP PLC OWNS <5% NOW 11 Feb 2019 005-89809
SC 13G/A Open Document Open Filing WEXFORD CAPITAL 13GA2 02-08-2018 11 Feb 2019 005-89809
4 Open Document Open Filing 29 Jan 2019 25 Jan 2019
3 Open Document Open Filing 29 Jan 2019 25 Jan 2019
8-K Open Document Open Filing 8-K 29 Jan 2019 25 Jan 2019 001-37917
8-K Open Document Open Filing 8-K 28 Dec 2018 21 Dec 2018 001-37917
4 Open Document Open Filing FORM 4 06 Dec 2018 03 Dec 2018
4 Open Document Open Filing FORM 4 13 Nov 2018 08 Nov 2018
4 Open Document Open Filing FORM 4 13 Nov 2018 08 Nov 2018
CT ORDER Open Document Open Filing 13 Nov 2018 333-213504
10-Q Open Document | Data Open Filing 10-Q 02 Nov 2018 30 Sep 2018 001-37917
8-K Open Document Open Filing 8-K 31 Oct 2018 31 Oct 2018 001-37917
8-K Open Document Open Filing 8-K 25 Oct 2018 19 Oct 2018 001-37917
CT ORDER Open Document Open Filing 25 Oct 2018 333-213504
8-K Open Document Open Filing 8-K 04 Sep 2018 04 Sep 2018 001-37917
3 Open Document Open Filing FORM 3 SUBMISSION 09 Aug 2018 30 Jul 2018
10-Q Open Document | Data Open Filing 10-Q 08 Aug 2018 30 Jun 2018 001-37917
8-K Open Document Open Filing 8-K 06 Aug 2018 06 Aug 2018 001-37917
4 Open Document Open Filing FORM 4 SUBMISSION 01 Aug 2018 30 Jul 2018
4 Open Document Open Filing 01 Aug 2018 30 Jul 2018
8-K Open Document Open Filing 8-K 13 Jul 2018 09 Jul 2018 001-37917
SC 13D/A Open Document Open Filing SCHEDULE 13D/A 09 Jul 2018 005-89809
4 Open Document Open Filing FORM 4 SUBMISSION 03 Jul 2018 29 Jun 2018
4 Open Document Open Filing 03 Jul 2018 29 Jun 2018
8-K Open Document Open Filing 8-K 02 Jul 2018 26 Jun 2018 001-37917
424B5 Open Document Open Filing 424B5 28 Jun 2018 333-221268
424B5 Open Document Open Filing 424B5 26 Jun 2018 333-221268
EFFECT Open Document Open Filing 19 Jun 2018 333-221268
CORRESP Open Document Open Filing 15 Jun 2018
8-K Open Document Open Filing 8-K 12 Jun 2018 07 Jun 2018 001-37917
4 Open Document Open Filing FORM 4 SUBMISSION 11 Jun 2018 07 Jun 2018
4 Open Document Open Filing FORM 4 SUBMISSION 11 Jun 2018 07 Jun 2018
4 Open Document Open Filing FORM 4 SUBMISSION 11 Jun 2018 07 Jun 2018
4 Open Document Open Filing FORM 4 SUBMISSION 11 Jun 2018 07 Jun 2018
4 Open Document Open Filing 11 Jun 2018 07 Jun 2018
S-3/A Open Document Open Filing FORM S-3 (AMEND. NO. 1) 06 Jun 2018 333-221268
8-K Open Document Open Filing 8-K 31 May 2018 26 May 2018 001-37917
UPLOAD Open Document Open Filing 29 May 2018
CORRESP Open Document Open Filing 04 May 2018
10-Q Open Document | Data Open Filing 10-Q 04 May 2018 31 Mar 2018 001-37917
8-K Open Document Open Filing 8-K 02 May 2018 02 May 2018 001-37917
DEFA14A Open Document Open Filing DEFA14A 25 Apr 2018 001-37917
DEF 14A Open Document Open Filing DEF 14A 25 Apr 2018 25 Apr 2018 001-37917
UPLOAD Open Document Open Filing 24 Apr 2018
CORRESP Open Document Open Filing 10 Apr 2018
UPLOAD Open Document Open Filing 04 Apr 2018
4 Open Document Open Filing FORM 4 SUBMISSION 07 Mar 2018 01 Mar 2018
10-K Open Document | Data Open Filing 10-K 28 Feb 2018 31 Dec 2017 001-37917
8-K Open Document Open Filing 8-K 22 Feb 2018 21 Feb 2018 001-37917
5 Open Document Open Filing FORM 5 SUBMISSION 14 Feb 2018 05 Jun 2017
SC 13D Open Document Open Filing SCHEDULE 13D 14 Feb 2018 005-89809
SC 13G/A Open Document Open Filing WEXFORD CAPITAL SC 13G A1 02-13-2018 14 Feb 2018 005-89809
SC 13G Open Document Open Filing RE-FILING UNDER NEW JANUS HENDERSON GROUP PLC POST MERGER 13 Feb 2018 005-89809
SC 13G/A Open Document Open Filing JCM CLOSEOUT LETTER BECAUSE JCM MERGED WITH JANUS HENDERSON GROUP PLC 13 Feb 2018 005-89809
CORRESP Open Document Open Filing 06 Feb 2018
4 Open Document Open Filing FORM 4 SUBMISSION 06 Feb 2018 02 Feb 2018
4 Open Document Open Filing FORM 4 SUBMISSION 06 Feb 2018 02 Feb 2018
4 Open Document Open Filing FORM 4 SUBMISSION 06 Feb 2018 02 Feb 2018
4 Open Document Open Filing FORM 4 SUBMISSION 06 Feb 2018 02 Feb 2018
4 Open Document Open Filing FORM 4 06 Feb 2018 02 Feb 2018
8-K Open Document Open Filing 8-K 31 Jan 2018 28 Jan 2018 001-37917
CORRESP Open Document Open Filing 24 Jan 2018
CORRESP Open Document Open Filing 17 Jan 2018
UPLOAD Open Document Open Filing 03 Jan 2018
CORRESP Open Document Open Filing 12 Dec 2017
UPLOAD Open Document Open Filing 04 Dec 2017
4 Open Document Open Filing FORM 4 SUBMISSION 16 Nov 2017 14 Nov 2017
4 Open Document Open Filing FORM 4 SUBMISSION 16 Nov 2017 14 Nov 2017
10-Q Open Document | Data Open Filing 10-Q 14 Nov 2017 30 Sep 2017 001-37917
8-K Open Document Open Filing 8-K 02 Nov 2017 02 Nov 2017 001-37917
S-3 Open Document Open Filing FORM S-3 01 Nov 2017 333-221268
8-K Open Document | Data Open Filing 8-K 27 Oct 2017 26 Oct 2017 001-37917
8-K Open Document | Data Open Filing 8-K 27 Oct 2017 26 Oct 2017 001-37917
4 Open Document Open Filing FORM 4 SUBMISSION 28 Aug 2017 24 Aug 2017
10-Q Open Document | Data Open Filing 10-Q 04 Aug 2017 30 Jun 2017 001-37917
8-K Open Document | Data Open Filing 8-K 03 Aug 2017 03 Aug 2017 001-37917
8-K/A Open Document | Data Open Filing 8-K/A 02 Aug 2017 02 Aug 2017 001-37917
8-K Open Document | Data Open Filing 8-K 02 Aug 2017 02 Aug 2017 001-37917
3 Open Document Open Filing FORM 3 SUBMISSION 06 Jul 2017 26 Jun 2017
8-K Open Document Open Filing 8-K 27 Jun 2017 27 Jun 2017 001-37917
4 Open Document Open Filing FORM 4 22 Jun 2017 08 Jun 2017
4 Open Document Open Filing FORM 4 SUBMISSION 13 Jun 2017 09 Jun 2017
8-K Open Document Open Filing 8-K 12 Jun 2017 12 Jun 2017 001-37917
8-K Open Document Open Filing 8-K 09 Jun 2017 09 Jun 2017 001-37917
8-K Open Document Open Filing 8-K 31 May 2017 31 May 2017 001-37917
10-Q Open Document | Data Open Filing 10-Q 15 May 2017 31 Mar 2017 001-37917
DEFM14C Open Document Open Filing DEFM14C 15 May 2017 001-37917
8-K Open Document Open Filing 8-K 04 May 2017 03 May 2017 001-37917
PREM14C Open Document Open Filing PREM14C 03 May 2017 03 May 2017 001-37917
DEFA14A Open Document Open Filing DEFA14A 28 Apr 2017 001-37917
DEF 14A Open Document Open Filing DEF 14A 28 Apr 2017 28 Apr 2017 001-37917
S-8 Open Document Open Filing S-8 18 Apr 2017 333-217361
8-K Open Document Open Filing FORM 8-K 29 Mar 2017 29 Mar 2017 001-37917
8-K Open Document Open Filing FORM 8-K 24 Mar 2017 24 Mar 2017 001-37917
4 Open Document Open Filing FORM 4 SUBMISSION 02 Mar 2017 28 Feb 2017
10-K Open Document | Data Open Filing 10-K 24 Feb 2017 31 Dec 2016 001-37917
4 Open Document Open Filing FORM 4 SUBMISSION 23 Feb 2017 21 Feb 2017
8-K Open Document Open Filing FORM 8-K 23 Feb 2017 23 Feb 2017 001-37917
SC 13G Open Document Open Filing SC 13G 14 Feb 2017 005-89809
SC 13G Open Document Open Filing SC 13G TUSK 12.31.17 13 Feb 2017 005-89809
SC 13G Open Document Open Filing WEXFORD CAPITAL SC13G 02-08-2017 08 Feb 2017 005-89809
4 Open Document Open Filing FORM 4 SUBMISSION 10 Jan 2017 09 Jan 2017
3 Open Document Open Filing FORM 3 SUBMISSION 10 Jan 2017 09 Jan 2017
8-K Open Document Open Filing FORM 8-K 10 Jan 2017 04 Jan 2017 001-37917
8-K Open Document Open Filing FORM 8-K 16 Nov 2016 15 Nov 2016 001-37917
10-Q Open Document | Data Open Filing FORM 10-Q 10 Nov 2016 30 Sep 2016 001-37917
4 Open Document Open Filing FORM 4 SUBMISSION 09 Nov 2016 07 Nov 2016
3 Open Document Open Filing FORM 3 SUBMISSION 09 Nov 2016 07 Nov 2016
8-K Open Document Open Filing FORM 8-K 09 Nov 2016 09 Nov 2016 001-37917
4 Open Document Open Filing FORM 4 SUBMISSION 21 Oct 2016 19 Oct 2016
4 Open Document Open Filing FORM 4 SUBMISSION 21 Oct 2016 19 Oct 2016
4 Open Document Open Filing FORM 4 SUBMISSION 21 Oct 2016 19 Oct 2016
4 Open Document Open Filing FORM 4 SUBMISSION 21 Oct 2016 19 Oct 2016
4 Open Document Open Filing FORM 4 SUBMISSION 21 Oct 2016 19 Oct 2016
4 Open Document Open Filing FORM 4 SUBMISSION 21 Oct 2016 19 Oct 2016
4 Open Document Open Filing FORM 4 21 Oct 2016 19 Oct 2016
4 Open Document Open Filing FORM 4 21 Oct 2016 19 Oct 2016
8-K Open Document Open Filing FORM 8-K 19 Oct 2016 13 Oct 2016 001-37917
424B4 Open Document Open Filing 424B4 17 Oct 2016 333-213504
CT ORDER Open Document Open Filing 14 Oct 2016 333-213504
EFFECT Open Document Open Filing 13 Oct 2016 333-213504
3 Open Document Open Filing FORM 3 SUBMISSION 13 Oct 2016 13 Oct 2016
3 Open Document Open Filing FORM 3 SUBMISSION 13 Oct 2016 13 Oct 2016
3 Open Document Open Filing FORM 3 SUBMISSION 13 Oct 2016 13 Oct 2016
3 Open Document Open Filing FORM 3 SUBMISSION 13 Oct 2016 13 Oct 2016
3 Open Document Open Filing FORM 3 SUBMISSION 13 Oct 2016 13 Oct 2016
3 Open Document Open Filing FORM 3 SUBMISSION 13 Oct 2016 13 Oct 2016
3 Open Document Open Filing FORM 3 13 Oct 2016 13 Oct 2016
3 Open Document Open Filing FORM 3 13 Oct 2016 13 Oct 2016
CERTNAS Open Document Open Filing AUTO-GENERATED PAPER DOCUMENT 13 Oct 2016 001-37917
8-A12B Open Document Open Filing FORM 8-A 13 Oct 2016 001-37917
CORRESP Open Document Open Filing 13 Oct 2016
CORRESP Open Document Open Filing 11 Oct 2016
CORRESP Open Document Open Filing 03 Oct 2016
S-1/A Open Document Open Filing AMENDMENT NO. 2 TO FORM S-1 03 Oct 2016 333-213504
CORRESP Open Document Open Filing 30 Sep 2016
S-1/A Open Document Open Filing AMENDMENT NO. 1 TO FORM S-1 23 Sep 2016 333-213504
CORRESP Open Document Open Filing 22 Sep 2016
UPLOAD Open Document Open Filing 19 Sep 2016
CORRESP Open Document Open Filing 02 Sep 2016
S-1 Open Document Open Filing FORM S-1 02 Sep 2016 333-213504
UPLOAD Open Document Open Filing 11 Aug 2016
DRS Open Document Open Filing 18 Jul 2016 377-01350