맘모스 에너지 서비스, Inc.
US ˙ NasdaqGS ˙ US56155L1089

SecurityTUSK / Mammoth Energy Services, Inc.
InsiderArthur H Amron
This page shows the track record and history of AMRON ARTHUR H insider trades in Mammoth Energy Services, Inc.. The SEC defines Insiders as officers, directors, or significant investors (greater than 10% ownership) in a company. It is illegal for insiders to make trades in their companies based on material, non-public information ("MNPI"). This does not mean it is illegal for them to make any trades in their own companies. However, they must report all trades to the SEC via a Form 4.
Insider Purchases - Short Term Profit Analysis

In this section, we analyze the profitability of every unplanned, open-market insider purchase made by Arthur H Amron in TUSK / Mammoth Energy Services, Inc.. This analysis helps to understand if the insider consistently generates abnormal returns, and is worth following. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Max
Price at
Max
Max
Profit ($)
Max Return (%)
2026-05-28 3,000 3.2500 3,000 3.2500 9,750 7 3.8400 1,770 18.15
2026-05-26 2,500 3.2399 2,500 3.2399 8,100
2025-12-11 10,000 1.8900 10,000 1.8900 18,900
2024-12-12 1,000 2.9713 1,000 2.9713 2,971
2024-05-30 3,000 3.6481 3,000 3.6481 10,944
2024-05-28 2,000 3.5740 2,000 3.5740 7,148
2024-03-12 3,000 3.7190 3,000 3.7190 11,157

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

TUSK / Mammoth Energy Services, Inc. Insider Trades
Insider Sales - Short Term Loss Analysis

In this section, we analyze the short-term loss avoidance of every unplanned, open-market insider sale made by Arthur H Amron in TUSK / Mammoth Energy Services, Inc.. A consistent pattern of loss avoidance may suggest that future sale transactions may predict declines in price. This analysis is for one-year following each trade, and the results are theoretical.

The following table shows the most recent open market purchases that were not part of an automatic trading plan.

Trade Date Reported
Shares
Reported
Price
Adjusted
Shares
Adjusted
Price
Cost Basis Days to
Min
Price at
Min
Max Loss
Avoided ($)
Max Loss
Avoided (%)
There are no known unplanned open-market trades for this insider

Adjusted Price is the split-adjusted price. Adjusted Shares is the split-adjusted shares.

TUSK / Mammoth Energy Services, Inc. Insider Trades
Insider Transaction History
File
Date
Trade
Date
Form Insider Ticker Security Title Code 10b5-1 Direct Exercise
Price
Unit
Price
Units
Changed
Value
Changed (1K)
Remaining
Options
Remaining
Shares
2026-05-28 2026-05-28 4 AMRON ARTHUR H TUSK Common Stock P - Purchase D 3.2500 3,000 10 62,635
2026-05-28 2026-05-26 4 AMRON ARTHUR H TUSK Common Stock P - Purchase D 3.2399 2,500 8 59,635
2025-12-15 2025-12-11 4 AMRON ARTHUR H TUSK Common Stock P - Purchase D 1.8900 10,000 19 57,135
2024-12-16 2024-12-12 4 AMRON ARTHUR H TUSK Common Stock P - Purchase D 2.9713 1,000 3 47,135
2024-06-14 2024-06-12 4 AMRON ARTHUR H TUSK Common Stock A - Award D 27,856 46,135
2024-05-30 2024-05-30 4 AMRON ARTHUR H TUSK Common Stock P - Purchase D 3.6481 3,000 11 18,279
2024-05-30 2024-05-28 4 AMRON ARTHUR H TUSK Common Stock P - Purchase D 3.5740 2,000 7 15,279
2024-03-14 2024-03-12 4 AMRON ARTHUR H TUSK Common Stock P - Purchase D 3.7190 3,000 11 13,279
2023-06-08 2023-06-07 4 AMRON ARTHUR H TUSK Common Stock A - Award D 23,810 23,810
2022-06-30 2022-06-29 4 AMRON ARTHUR H TUSK Common Stock A - Award D 45,662 45,662
2021-06-04 2021-06-02 4 AMRON ARTHUR H TUSK Common Stock A - Award D 25,641 25,641
2020-07-07 2020-07-02 4 AMRON ARTHUR H TUSK Restricted Stock Units A - Award D 86,957 86,957
2019-06-07 2019-06-05 4 AMRON ARTHUR H TUSK Restricted Stock Units A - Award D 10,493 10,493
2019-01-29 2019-01-25 4 AMRON ARTHUR H TUSK Restricted Stock Units A - Award D 1,549 1,549
P
공개 시장에서 또는 사적으로 비파생증권 또는 파생증권 매입
S
공개 시장에서 또는 사적으로 비파생증권 또는 파생증권 매각
A
자사로부터 유가증권(옵션 등)을 보조, 지급 또는 기타 취득
C
파생상품 전환
D
자사에게 유가증권을 매각 또는 양도
F
기업으로부터 인도 받은 유가증권의 일부를 사용한 행사 가격 또는 조세 채무의 지급
G
내부자에 의한 또는 내부자에게 증권 증여
K
지분스왑 및 유사 위험 회피거래
M
자사로부터 인도 받은 파생증권(옵션 등)의 행사 또는 전환
V
보고서 양식 4에 자진 신고된 거래
J
기타 (거래 내용을 설명하는 각주와 동반)