Stocks
TUSK MAMMOTH ENERGY SERVICES, INC.

TUSK

MAMMOTH ENERGY SERVICES, INC.

Company with tickers: TUSK

CIK

1679268

CUSIP

56155L108

Shares Outstanding

48,358,315

Price Holdings Short Volume Short Interest Fails to Deliver SEC Filings Earnings Calls Insider Trading Congress Trades

Date	Insider	Role	Type	Shares	Price	Value	After
2025-12-11	Amron Arthur H	Director	Buy	10,000	$1.89	$18,900	57,135
2025-05-22	SMITH ARTHUR L	Director	Sell	20,000	$2.51	$50,200	130,034
2025-05-20	SMITH ARTHUR L	Director	Sell	50,000	$2.51	$125,500	150,034
2025-05-19	SMITH ARTHUR L	Director	Sell	15,000	$2.49	$37,350	200,034
2024-12-12	Amron Arthur H	Director	Buy	1,000	$2.97	$2,971	47,135
2024-11-25	Booker Corey J.	Director	Sell	15,000	$3.47	$52,050	125,488
2024-11-22	Booker Corey J.	Director	Sell	10,000	$3.43	$34,300	140,488
2024-11-21	Booker Corey J.	Director	Sell	6,709	$3.25	$21,804	150,488
2024-11-20	Booker Corey J.	Director	Sell	5,000	$3.21	$16,050	157,197
2024-11-14	Booker Corey J.	Director	Sell	3,607	$3.50	$12,625	162,197
2024-11-13	Booker Corey J.	Director	Sell	7,100	$3.68	$26,100	165,804
2024-11-11	Booker Corey J.	Director	Sell	3,494	$3.61	$12,613	172,904
2024-11-08	Booker Corey J.	Director	Sell	24	$3.76	$90	176,398
2024-11-07	Booker Corey J.	Director	Sell	165	$3.90	$644	176,422
2024-06-12	SMITH ARTHUR L	Director	Award	27,856	—	—	215,034
2024-06-12	Booker Corey J.	Director	Award	27,856	—	—	176,587
2024-06-12	Palm James D	Director	Award	27,856	—	—	240,144
2024-06-12	Jacobi Paul M.	Director	Award	27,856	—	—	27,856
2024-06-12	Amron Arthur H	Director	Award	27,856	—	—	46,135
2024-05-30	Amron Arthur H	Director	Buy	3,000	$3.65	$10,944	18,279
2024-05-28	Amron Arthur H	Director	Buy	2,000	$3.57	$7,148	15,279
2024-03-12	Amron Arthur H	Director	Other	10,279	—	—	10,279
2024-03-12	Amron Arthur H	Director	Buy	3,000	$3.72	$11,157	13,279
2024-03-12	WEXFORD CAPITAL LP	10% Owner	Other	535,366	—	—	21,690,075
2023-12-19	Straehla Arty	Director, Chief Executive Officer	Sell	40,000	$4.35	$174,160	1,012,107
2023-12-18	Straehla Arty	Director, Chief Executive Officer	Sell	30,000	$4.38	$131,280	1,052,107
2023-12-18	Straehla Arty	Director, Chief Executive Officer	Other	1,792	—	—	1,792
2023-12-15	Straehla Arty	Director, Chief Executive Officer	Sell	40,000	$4.36	$174,440	1,082,107
2023-12-14	Straehla Arty	Director, Chief Executive Officer	Sell	55,000	$4.44	$244,145	1,122,107
2023-12-13	Straehla Arty	Director, Chief Executive Officer	Other	1,792	—	—	1,792
2023-12-13	Straehla Arty	Director, Chief Executive Officer	Sell	25,000	$4.39	$109,650	1,177,107
2023-06-07	Jacobi Paul M.	Director	Award	23,810	—	—	23,810
2023-06-07	Booker Corey J.	Director	Award	23,810	—	—	148,731
2023-06-07	Palm James D	Director	Award	23,810	—	—	212,288
2023-06-07	Amron Arthur H	Director	Award	23,810	—	—	23,810
2023-06-07	SMITH ARTHUR L	Director	Award	23,810	—	—	187,178
2023-03-03	Layton Mark E.	CFO and Secretary	Tax	36,375	$5.55	$201,881	418,985
2023-03-03	Straehla Arty	Director, Chief Executive Officer	Other	1,792	—	—	1,792
2023-03-03	Straehla Arty	Director, Chief Executive Officer	Tax	129,220	$5.55	$717,171	1,202,107
2022-11-11	SMITH ARTHUR L	Director	Sell	20,000	$7.07	$141,324	163,368
2022-06-29	Jacobi Paul M.	Director	Award	45,662	—	—	45,662
2022-06-29	Booker Corey J.	Director	Award	45,662	—	—	124,921
2022-06-29	Amron Arthur H	Director	Award	45,662	—	—	45,662
2022-06-29	SMITH ARTHUR L	Director	Award	45,662	—	—	183,368
2022-06-29	Palm James D	Director	Award	45,662	—	—	188,478
2022-06-17	WEXFORD CAPITAL LP	10% Owner	Buy	10,382	$2.17	$22,578	22,434,125
2022-06-16	WEXFORD CAPITAL LP	10% Owner	Buy	35,000	$2.13	$74,400	22,423,743
2022-06-15	WEXFORD CAPITAL LP	10% Owner	Buy	5,100	$2.23	$11,378	22,388,743
2022-06-14	WEXFORD CAPITAL LP	10% Owner	Buy	20,600	$2.28	$46,966	22,383,643
2022-06-13	WEXFORD CAPITAL LP	10% Owner	Buy	25,102	$2.35	$59,002	22,363,043
2022-06-10	WEXFORD CAPITAL LP	10% Owner	Buy	54,779	$2.46	$134,510	22,337,941
2022-06-09	WEXFORD CAPITAL LP	10% Owner	Buy	27,489	$2.48	$68,164	22,283,162
2022-06-08	WEXFORD CAPITAL LP	10% Owner	Buy	15,500	$2.50	$38,707	22,255,673
2022-03-10	Layton Mark E.	CFO and Secretary	Sell	40,417	$2.04	$82,325	455,360
2021-12-13	SMITH ARTHUR L	Director	Buy	25,000	$2.00	$50,000	180,326
2021-06-30	GPOR Distribution Trust	10% Owner	Other	9,829,548	—	—	9,829,548
2021-06-02	Booker Corey J.	Director	Award	25,641	—	—	79,259
2021-06-02	Jacobi Paul M.	Director	Award	25,641	—	—	25,641
2021-06-02	Palm James D	Director	Award	25,641	—	—	142,816
2021-06-02	Amron Arthur H	Director	Award	25,641	—	—	25,641
2021-06-02	SMITH ARTHUR L	Director	Award	25,641	—	—	155,326
2021-03-11	Layton Mark E.	CFO and Secretary	Sell	55,789	$5.22	$290,984	495,777
2021-03-10	Straehla Arty	Director, Chief Executive Officer	Sell	102,435	$5.29	$541,584	1,331,327
2021-03-09	Straehla Arty	Director, Chief Executive Officer	Other	1,792	—	—	1,792
2021-03-09	Straehla Arty	Director, Chief Executive Officer	Sell	46,555	$5.47	$254,493	1,433,762
2020-11-10	Straehla Arty	Director, Chief Executive Officer	Sell	5,000	$1.78	$8,880	1,480,317
2020-11-10	Straehla Arty	Director, Chief Executive Officer	Other	1,792	—	—	1,792
2020-09-04	SMITH ARTHUR L	Director	Buy	20,000	$1.29	$25,800	129,685
2020-08-17	Booker Corey J.	Director	Award	53,618	—	—	53,618
2020-08-17	Booker Corey J.	Director	Other	0	—	—	0
2020-07-02	Amron Arthur H	Director	Award	86,957	—	—	86,957
2020-07-02	Palm James D	Director	Award	86,957	—	—	117,175
2020-07-02	Jacobi Paul M.	Director	Award	86,957	—	—	86,957
2020-07-02	SMITH ARTHUR L	Director	Award	86,957	—	—	109,685
2020-07-02	Jacobi Paul M.	Director	Other	0	—	—	0
2020-03-03	Straehla Arty	Director, Chief Executive Officer	Award	1,300,000	—	—	1,485,317
2020-03-03	Straehla Arty	Director, Chief Executive Officer	Other	1,792	—	—	1,792
2020-03-03	Layton Mark E.	CFO and Secretary	Award	500,000	—	—	551,566