Form4insider filings, from the source

Insider · CIK 0001290795

Mark Lawrence Plaumann

Files at: TUSK, FANG, RJETQ, RHNO. On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $15k · 1sales $0 · 0net $15k
$10k$10k$100k$100k$1M$1MbuyssalesAug 28Sep 2Sep 7Sep 12Sep 18Sep 23Sep 28

Reported trades — common stock

TradeReported (ET)CompanySharesAvg priceTotalOwned afterΔ stakeFlags
Sep 16, 2026 PForm 4 →Sep 17, 4:50 pm EDTMAMMOTH ENERGY SERVICES, INC.TUSK5,000$3.00$15,0005,000—

Reported trades — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.