Plaumann Mark Lawrence bought TUSK

September 16, 2026 · Form 4 insider transaction

Plaumann Mark Lawrence bought 5,000 shares of Mammoth Energy Services, Inc. at $3.00 per share, a transaction worth $15.0K. The trade was recorded as open-market purchase and disclosed on an SEC Form 4, filed 1 day after the transaction.

Direction
Acquired (buy-side)
Shares
5,000
Price
$3.00
Total value
$15.0K
Role
SecurityCommon Stock
Transaction codeP: Open-market purchase
Transaction dateSeptember 16, 2026
Filing dateSeptember 17, 2026
Shares owned after5,000
OwnershipDirect
10b5-1 planNo
AmendedNo

Footnotes

The price reported in Column 4 is a weighted average purchase price. These shares were purchased in multiple transactions at prices within a range. The reporting person undertakes to provide to Mammoth Energy Services, Inc., any security holder of Mammoth Energy Services, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares purchased at each separate price.; Of the shares reported herein, 2,100 shares are held in a Roth IRA and 2,900 shares are held in a traditional IRA, each for the benefit of the Reporting Person.

View the original Form 4 on SEC EDGAR
Plaumann Mark Lawrence bought TUSK: September 16, 2026 | Insider Trading Screener