See how company executives and directors have been buying or selling shares over the past 30 days. Insider trading activity can help investors better understand company leadership's actions.
No Insider Transactions found for MAMMOTH ENERGY SERVICES, INC.
Browse insider buying and selling activity reported to the SEC over the past year, including who traded, when they traded, and the value of each transaction.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
Sep 16, 2026 Plaumann Mark Lawrence |
Plaumann Mark Lawrence
|
Buy |
5,000 | $3.00 | 5,000 $3.00 $15,000 |
Jun 17, 2026 WEXFORD CAPITAL LP |
WEXFORD CAPITAL LP
CBO
|
Buy |
4,019,574 | $2.60 | 4,019,574 $2.60 $10,468,177 |
Jun 12, 2026 AMRON ARTHUR H |
AMRON ARTHUR H
|
Buy |
2,000 | $3.28 | 2,000 $3.28 $6,560 |
Jun 11, 2026 AMRON ARTHUR H |
AMRON ARTHUR H
|
Buy |
2,500 | $3.22 | 2,500 $3.22 $8,050 |
May 28, 2026 AMRON ARTHUR H |
AMRON ARTHUR H
|
Buy |
3,000 | $3.25 | 3,000 $3.25 $9,750 |
May 26, 2026 AMRON ARTHUR H |
AMRON ARTHUR H
|
Buy |
2,500 | $3.24 | 2,500 $3.24 $8,100 |
Dec 11, 2025 AMRON ARTHUR H |
AMRON ARTHUR H
|
Buy |
10,000 | $1.89 | 10,000 $1.89 $18,900 |
View older insider trading records reported to the SEC to research long-term buying and selling trends.
DATE INSIDER |
INSIDER | TYPE | SHARES | PRICE | SHARES PRICE VALUE |
|---|---|---|---|---|---|
May 22, 2025 SMITH ARTHUR L |
SMITH ARTHUR L
|
Sell |
20,000 | $2.51 | 20,000 $2.51 $50,200 |
May 20, 2025 SMITH ARTHUR L |
SMITH ARTHUR L
|
Sell |
50,000 | $2.51 | 50,000 $2.51 $125,500 |
May 19, 2025 SMITH ARTHUR L |
SMITH ARTHUR L
|
Sell |
15,000 | $2.49 | 15,000 $2.49 $37,350 |
Dec 12, 2024 AMRON ARTHUR H |
AMRON ARTHUR H
|
Buy |
1,000 | $2.97 | 1,000 $2.97 $2,971 |
Nov 25, 2024 Booker Corey J. |
Booker Corey J.
|
Sell |
15,000 | $3.47 | 15,000 $3.47 $52,050 |
Nov 22, 2024 Booker Corey J. |
Booker Corey J.
|
Sell |
10,000 | $3.43 | 10,000 $3.43 $34,300 |
Nov 21, 2024 Booker Corey J. |
Booker Corey J.
|
Sell |
6,709 | $3.25 | 6,709 $3.25 $21,804 |
Nov 20, 2024 Booker Corey J. |
Booker Corey J.
|
Sell |
5,000 | $3.21 | 5,000 $3.21 $16,050 |
Nov 14, 2024 Booker Corey J. |
Booker Corey J.
|
Sell |
3,607 | $3.50 | 3,607 $3.50 $12,625 |
Nov 13, 2024 Booker Corey J. |
Booker Corey J.
|
Sell |
7,100 | $3.68 | 7,100 $3.68 $26,100 |
Nov 11, 2024 Booker Corey J. |
Booker Corey J.
|
Sell |
3,494 | $3.61 | 3,494 $3.61 $12,613 |
Nov 08, 2024 Booker Corey J. |
Booker Corey J.
|
Sell |
24 | $3.76 | 24 $3.76 $90 |
Nov 07, 2024 Booker Corey J. |
Booker Corey J.
|
Sell |
165 | $3.90 | 165 $3.90 $644 |
Mar 12, 2024 AMRON ARTHUR H |
AMRON ARTHUR H
|
Buy |
3,000 | $3.72 | 3,000 $3.72 $11,157 |
Dec 19, 2023 Straehla Arty |
Straehla Arty
CEO
|
Sell |
40,000 | $4.35 | 40,000 $4.35 $174,160 |
Dec 18, 2023 Straehla Arty |
Straehla Arty
CEO
|
Sell |
30,000 | $4.38 | 30,000 $4.38 $131,280 |
Dec 15, 2023 Straehla Arty |
Straehla Arty
CEO
|
Sell |
40,000 | $4.36 | 40,000 $4.36 $174,440 |
Dec 14, 2023 Straehla Arty |
Straehla Arty
CEO
|
Sell |
55,000 | $4.44 | 55,000 $4.44 $244,145 |
Dec 13, 2023 Straehla Arty |
Straehla Arty
CEO
|
Sell |
25,000 | $4.39 | 25,000 $4.39 $109,650 |
Nov 11, 2022 SMITH ARTHUR L |
SMITH ARTHUR L
|
Sell |
20,000 | $7.07 | 20,000 $7.07 $141,324 |
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