NASDAQ:TUSK | Insider Transactions | MAMMOTH ENERGY SERVICES, INC.

TUSK Insider Transactions

120 retained open-market purchase and sale rows from SEC Forms 3, 4 and 5, newest first. This page shows rows 1–100; provenance stays internal.

TUSK insiders transaction timeline

PurchaseSale
2016-10-19: 3 purchases — Layton Mark E., Straehla Arty2016-10-19: 6 sales — DAVIDSON CHARLES E, WEXFORD CAPITAL LP, JACOBS JOSEPH and 3 more2017-02-28: 1 purchase — Straehla Arty2017-06-09: 1 purchase — SMITH ARTHUR L2017-08-24: 1 purchase — Palm James D2017-08-25: 1 purchase — Palm James D2017-11-14: 2 sales — Layton Mark E., Straehla Arty2017-11-15: 1 sale — Straehla Arty2018-03-01: 1 sale — Layton Mark E.2018-06-29: 6 sales — DAVIDSON CHARLES E, WEXFORD CAPITAL LP, JACOBS JOSEPH and 3 more2018-07-30: 6 sales — DAVIDSON CHARLES E, WEXFORD CAPITAL LP, JACOBS JOSEPH and 3 more2018-11-08: 3 sales — Layton Mark E., Straehla Arty2018-11-09: 1 sale — Layton Mark E.2018-11-12: 1 sale — Straehla Arty2018-12-03: 1 sale — SMITH ARTHUR L2019-11-13: 7 purchases — DAVIDSON CHARLES E, WEXFORD CAPITAL LP, JACOBS JOSEPH and 4 more2019-11-20: 7 purchases — DAVIDSON CHARLES E, WEXFORD CAPITAL LP, JACOBS JOSEPH and 4 more2019-11-21: 1 sale — Ross Matthew2020-09-04: 1 purchase — SMITH ARTHUR L2020-11-10: 1 sale — Straehla Arty2021-03-09: 1 sale — Straehla Arty2021-03-10: 1 sale — Straehla Arty2021-03-11: 1 sale — Layton Mark E.2021-12-13: 1 purchase — SMITH ARTHUR L2022-03-10: 1 sale — Layton Mark E.2022-06-08: 4 purchases — DAVIDSON CHARLES E, WEXFORD CAPITAL LP, JACOBS JOSEPH and 1 more2022-06-09: 4 purchases — DAVIDSON CHARLES E, WEXFORD CAPITAL LP, JACOBS JOSEPH and 1 more2022-06-10: 4 purchases — DAVIDSON CHARLES E, WEXFORD CAPITAL LP, JACOBS JOSEPH and 1 more2022-06-13: 4 purchases — DAVIDSON CHARLES E, WEXFORD CAPITAL LP, JACOBS JOSEPH and 1 more2022-06-14: 4 purchases — DAVIDSON CHARLES E, WEXFORD CAPITAL LP, JACOBS JOSEPH and 1 more2022-06-15: 4 purchases — DAVIDSON CHARLES E, WEXFORD CAPITAL LP, JACOBS JOSEPH and 1 more2022-06-16: 4 purchases — DAVIDSON CHARLES E, WEXFORD CAPITAL LP, JACOBS JOSEPH and 1 more2022-06-17: 4 purchases — DAVIDSON CHARLES E, WEXFORD CAPITAL LP, JACOBS JOSEPH and 1 more2022-11-11: 1 sale — SMITH ARTHUR L2023-12-13: 1 sale — Straehla Arty2023-12-14: 1 sale — Straehla Arty2023-12-15: 1 sale — Straehla Arty2023-12-18: 1 sale — Straehla Arty2023-12-19: 1 sale — Straehla Arty2024-03-12: 1 purchase — Amron Arthur H2024-05-28: 1 purchase — Amron Arthur H2024-05-30: 1 purchase — Amron Arthur H2024-11-07: 1 sale — Booker Corey J.2024-11-08: 1 sale — Booker Corey J.2024-11-11: 1 sale — Booker Corey J.2024-11-13: 1 sale — Booker Corey J.2024-11-14: 1 sale — Booker Corey J.2024-11-20: 1 sale — Booker Corey J.2024-11-21: 1 sale — Booker Corey J.2024-11-22: 1 sale — Booker Corey J.2024-11-25: 1 sale — Booker Corey J.2024-12-12: 1 purchase — Amron Arthur H2025-05-19: 1 sale — SMITH ARTHUR L2025-05-20: 1 sale — SMITH ARTHUR L2025-05-22: 1 sale — SMITH ARTHUR L2025-12-11: 1 purchase — Amron Arthur H2026-05-26: 1 purchase — Amron Arthur H2026-05-28: 1 purchase — Amron Arthur H2026-06-11: 1 purchase — Amron Arthur H2026-06-12: 1 purchase — Amron Arthur H2026-06-17: 4 purchases — DAVIDSON CHARLES E, WEXFORD CAPITAL LP, JACOBS JOSEPH and 1 more2016-10-192026-06-17
Insider profileRoleDateTransactionSharesPrice
DAVIDSON CHARLES EChief Business Officer2026-06-17Purchase4,019,574.0$2.6
WEXFORD CAPITAL LPChief Business Officer2026-06-17Purchase4,019,574.0$2.6
JACOBS JOSEPHChief Business Officer2026-06-17Purchase4,019,574.0$2.6
Wexford GP LLCChief Business Officer2026-06-17Purchase4,019,574.0$2.6
Amron Arthur HDirector2026-06-12Purchase2,000.0$3.28
Amron Arthur HDirector2026-06-11Purchase2,500.0$3.22
Amron Arthur HDirector2026-05-28Purchase3,000.0$3.25
Amron Arthur HDirector2026-05-26Purchase2,500.0$3.24
Amron Arthur HDirector2025-12-11Purchase10,000.0$1.89
SMITH ARTHUR LDirector2025-05-22Sale20,000.0$2.51
SMITH ARTHUR LDirector2025-05-20Sale50,000.0$2.51
SMITH ARTHUR LDirector2025-05-19Sale15,000.0$2.49
Amron Arthur HDirector2024-12-12Purchase1,000.0$2.97
Booker Corey J.Director2024-11-25Sale15,000.0$3.47
Booker Corey J.Director2024-11-22Sale10,000.0$3.43
Booker Corey J.Director2024-11-21Sale6,709.0$3.25
Booker Corey J.Director2024-11-20Sale5,000.0$3.21
Booker Corey J.Director2024-11-14Sale3,607.0$3.5
Booker Corey J.Director2024-11-13Sale7,100.0$3.68
Booker Corey J.Director2024-11-11Sale3,494.0$3.61
Booker Corey J.Director2024-11-08Sale24.0$3.76
Booker Corey J.Director2024-11-07Sale165.0$3.9
Amron Arthur HDirector2024-05-30Purchase3,000.0$3.65
Amron Arthur HDirector2024-05-28Purchase2,000.0$3.57
Amron Arthur HDirector2024-03-12Purchase3,000.0$3.72
Straehla ArtyChief Executive Officer2023-12-19Sale40,000.0$4.35
Straehla ArtyChief Executive Officer2023-12-18Sale30,000.0$4.38
Straehla ArtyChief Executive Officer2023-12-15Sale40,000.0$4.36
Straehla ArtyChief Executive Officer2023-12-14Sale55,000.0$4.44
Straehla ArtyChief Executive Officer2023-12-13Sale25,000.0$4.39
SMITH ARTHUR LDirector2022-11-11Sale20,000.0$7.07
DAVIDSON CHARLES EDirector,TenPercentOwner2022-06-17Purchase10,382.0$2.17
WEXFORD CAPITAL LPDirector,TenPercentOwner2022-06-17Purchase10,382.0$2.17
JACOBS JOSEPHDirector,TenPercentOwner2022-06-17Purchase10,382.0$2.17
Wexford GP LLCDirector,TenPercentOwner2022-06-17Purchase10,382.0$2.17
DAVIDSON CHARLES EDirector,TenPercentOwner2022-06-16Purchase35,000.0$2.13
WEXFORD CAPITAL LPDirector,TenPercentOwner2022-06-16Purchase35,000.0$2.13
JACOBS JOSEPHDirector,TenPercentOwner2022-06-16Purchase35,000.0$2.13
Wexford GP LLCDirector,TenPercentOwner2022-06-16Purchase35,000.0$2.13
DAVIDSON CHARLES EDirector,TenPercentOwner2022-06-15Purchase5,100.0$2.23
WEXFORD CAPITAL LPDirector,TenPercentOwner2022-06-15Purchase5,100.0$2.23
JACOBS JOSEPHDirector,TenPercentOwner2022-06-15Purchase5,100.0$2.23
Wexford GP LLCDirector,TenPercentOwner2022-06-15Purchase5,100.0$2.23
DAVIDSON CHARLES EDirector,TenPercentOwner2022-06-14Purchase20,600.0$2.28
WEXFORD CAPITAL LPDirector,TenPercentOwner2022-06-14Purchase20,600.0$2.28
JACOBS JOSEPHDirector,TenPercentOwner2022-06-14Purchase20,600.0$2.28
Wexford GP LLCDirector,TenPercentOwner2022-06-14Purchase20,600.0$2.28
DAVIDSON CHARLES EDirector,TenPercentOwner2022-06-13Purchase25,102.0$2.35
WEXFORD CAPITAL LPDirector,TenPercentOwner2022-06-13Purchase25,102.0$2.35
JACOBS JOSEPHDirector,TenPercentOwner2022-06-13Purchase25,102.0$2.35
Wexford GP LLCDirector,TenPercentOwner2022-06-13Purchase25,102.0$2.35
DAVIDSON CHARLES EDirector,TenPercentOwner2022-06-10Purchase54,779.0$2.46
WEXFORD CAPITAL LPDirector,TenPercentOwner2022-06-10Purchase54,779.0$2.46
JACOBS JOSEPHDirector,TenPercentOwner2022-06-10Purchase54,779.0$2.46
Wexford GP LLCDirector,TenPercentOwner2022-06-10Purchase54,779.0$2.46
DAVIDSON CHARLES EDirector,TenPercentOwner2022-06-09Purchase27,489.0$2.48
WEXFORD CAPITAL LPDirector,TenPercentOwner2022-06-09Purchase27,489.0$2.48
JACOBS JOSEPHDirector,TenPercentOwner2022-06-09Purchase27,489.0$2.48
Wexford GP LLCDirector,TenPercentOwner2022-06-09Purchase27,489.0$2.48
DAVIDSON CHARLES EDirector,TenPercentOwner2022-06-08Purchase15,500.0$2.5
WEXFORD CAPITAL LPDirector,TenPercentOwner2022-06-08Purchase15,500.0$2.5
JACOBS JOSEPHDirector,TenPercentOwner2022-06-08Purchase15,500.0$2.5
Wexford GP LLCDirector,TenPercentOwner2022-06-08Purchase15,500.0$2.5
Layton Mark E.CFO and Secretary2022-03-10Sale40,417.0$2.04
SMITH ARTHUR LDirector2021-12-13Purchase25,000.0$2.0
Layton Mark E.CFO and Secretary2021-03-11Sale55,789.0$5.22
Straehla ArtyChief Executive Officer2021-03-10Sale102,435.0$5.29
Straehla ArtyChief Executive Officer2021-03-09Sale46,555.0$5.47
Straehla ArtyChief Executive Officer2020-11-10Sale5,000.0$1.78
SMITH ARTHUR LDirector2020-09-04Purchase20,000.0$1.29
Ross MatthewDirector2019-11-21Sale2,913.0$1.44
DAVIDSON CHARLES EDirector,TenPercentOwner2019-11-20Purchase16,692.0$1.33
WEXFORD CAPITAL LPDirector,TenPercentOwner2019-11-20Purchase16,692.0$1.33
JACOBS JOSEPHDirector,TenPercentOwner2019-11-20Purchase16,692.0$1.33
Wexford Spectrum Trading LTDDirector,TenPercentOwner2019-11-20Purchase16,692.0$1.33
Wexford Catalyst Trading LTDDirector,TenPercentOwner2019-11-20Purchase16,692.0$1.33
Wexford GP LLCDirector,TenPercentOwner2019-11-20Purchase16,692.0$1.33
MEH SUB LLCDirector,TenPercentOwner2019-11-20Purchase16,692.0$1.33
DAVIDSON CHARLES EDirector,TenPercentOwner2019-11-13Purchase35,904.0$1.36
WEXFORD CAPITAL LPDirector,TenPercentOwner2019-11-13Purchase35,904.0$1.36
JACOBS JOSEPHDirector,TenPercentOwner2019-11-13Purchase35,904.0$1.36
Wexford Spectrum Trading LTDDirector,TenPercentOwner2019-11-13Purchase35,904.0$1.36
Wexford Catalyst Trading LTDDirector,TenPercentOwner2019-11-13Purchase35,904.0$1.36
Wexford GP LLCDirector,TenPercentOwner2019-11-13Purchase35,904.0$1.36
MEH SUB LLCDirector,TenPercentOwner2019-11-13Purchase35,904.0$1.36
SMITH ARTHUR LDirector2018-12-03Sale6,000.0$24.85
Straehla ArtyChief Executive Officer2018-11-12Sale2,230.0$26.2
Layton Mark E.CFO and Secretary2018-11-09Sale142.0$26.12
Layton Mark E.CFO and Secretary2018-11-08Sale994.0$27.27
Straehla ArtyChief Executive Officer2018-11-08Sale11,460.0$27.29
Straehla ArtyChief Executive Officer2018-11-08Sale25,151.0$26.45
DAVIDSON CHARLES EDirector,TenPercentOwner2018-07-30Sale266,026.0$38.01
WEXFORD CAPITAL LPDirector,TenPercentOwner2018-07-30Sale266,026.0$38.01
JACOBS JOSEPHDirector,TenPercentOwner2018-07-30Sale266,026.0$38.01
Wexford GP LLCDirector,TenPercentOwner2018-07-30Sale266,026.0$38.01
MEH SUB LLCDirector,TenPercentOwner2018-07-30Sale266,026.0$38.01
GULFPORT ENERGY CORPDirector,TenPercentOwner2018-07-30Sale118,974.0$38.01
DAVIDSON CHARLES EDirector,TenPercentOwner2018-06-29Sale2,764,400.0$38.01
WEXFORD CAPITAL LPDirector,TenPercentOwner2018-06-29Sale2,764,400.0$38.01
JACOBS JOSEPHDirector,TenPercentOwner2018-06-29Sale2,764,400.0$38.01