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Home/Companies/Mammoth Energy Services, Inc.

Mammoth Energy Services, Inc.

17 insider trades tracked

TUSK
Insider trades
17
Bought (open market)
$10.5M
Sold (open market)
$0
Unique insiders
7

12-month activity

Monthly insider buy vs sell totals for Mammoth Energy Services, Inc..

BuysSells
Show data table
MonthBuysSellsFilings
October 2025$0$00
November 2025$0$00
December 2025$19K$01
January 2026$0$00
February 2026$0$00
March 2026$0$00
April 2026$0$00
May 2026$18K$02
June 2026$10.5M$011
July 2026$0$00
August 2026$0$00
September 2026$15K$01

Recent insider trades

Most recent Form 4 filings for Mammoth Energy Services, Inc..

  • Plaumann Mark Lawrencebought5,000 shares ofTUSKat $3$15KSep 16 · filed Sep 17Details
  • Lancaster Philliptraded68,152 shares ofTUSKat $0Jun 26 · filed Jul 1Details
  • Jacobi Paul M.traded3,211 shares ofTUSKat $0Jun 17 · filed Jun 22Details

Insiders at this company

Executives and directors who have filed Form 4s.

  • Amron Arthur H7 trades
  • WEXFORD CAPITAL LP4 trades
  • DAVIDSON CHARLES E2 trades
  • SMITH ARTHUR L1 trades
  • Jacobi Paul M.1 trades
  • Lancaster Phillip1 trades
  • Plaumann Mark Lawrence1 trades

Explore insider screeners

Latest CEO & CFO PurchasesLatest CEO & CFO SalesDirector PurchasesOfficer PurchasesTop Purchases This WeekTop Sales This WeekTop Officer Buys (Month)10% Owner Filings10b5-1 Planned TradesDiscretionary TradesBuy/Sell RatiosPolitician-Insider Overlap
  • Amron Arthur Htraded10,329 shares ofTUSKat $0Jun 17 · filed Jun 22Details
  • Amron Arthur Htraded19,121 shares ofTUSKat $0Jun 17 · filed Jun 22Details
  • WEXFORD CAPITAL LPbought4,019,574 shares ofTUSKat $2.604$10.5MJun 17 · filed Jun 22Details
  • WEXFORD CAPITAL LPtraded6,354,667 shares ofTUSKat $0Jun 17 · filed Jun 22Details
  • WEXFORD CAPITAL LPtraded1,072,896 shares ofTUSKat $0Jun 17 · filed Jun 22Details
  • DAVIDSON CHARLES Etraded4,066,610 shares ofTUSKat $0Jun 17 · filed Jun 22Details
  • DAVIDSON CHARLES Etraded2,403,831 shares ofTUSKat $0Jun 17 · filed Jun 22Details
  • Amron Arthur Hbought2,000 shares ofTUSKat $3.28$7KJun 12 · filed Jun 15Details
  • Amron Arthur Hbought2,500 shares ofTUSKat $3.22$8KJun 11 · filed Jun 15Details
  • Amron Arthur Hbought3,000 shares ofTUSKat $3.25$10KMay 28Details
  • Amron Arthur Hbought2,500 shares ofTUSKat $3.24$8KMay 26 · filed May 28Details
  • Amron Arthur Hbought10,000 shares ofTUSKat $1.89$19KDec 11, 2025 · filed Dec 15, 2025Details
  • SMITH ARTHUR Lgranted27,856 shares ofTUSKat $0Jun 12, 2024 · filed Jun 14, 2024Details
  • WEXFORD CAPITAL LPtraded535,366 shares ofTUSKat $0Mar 12, 2024 · filed Mar 14, 2024Details