Mammoth Energy Services

Arthur H Amron bought 3,000 shares of TUSK on 28 May. They now own 62,635 TUSK shares, or a 5% holding increase.

Arty Straehla bought 1,332 shares of TUSK on 19 October. They now own 1,332 TUSK shares, or a Infinity% holding increase.

Mark E Layton bought 3,000 shares of TUSK on 19 October. They now own 3,000 TUSK shares, or a Infinity% holding increase.

Arty Straehla bought 460 shares of TUSK on 28 February. They now own 460 TUSK shares, or a Infinity% holding increase.

Arthur L Smith bought 6,000 shares of TUSK on 9 June. They now own 6,000 TUSK shares, or a Infinity% holding increase.

James D Palm bought 4,000 shares of TUSK on 24 August. They now own 10,700 TUSK shares, or a 60% holding increase.

James D Palm bought 2,000 shares of TUSK on 25 August. They now own 12,700 TUSK shares, or a 19% holding increase.

Arty Straehla sold 18,289 shares of TUSK on 14 November. They now own 231,711 TUSK shares, or a 7% holding decrease.

Mark E Layton sold 4,373 shares of TUSK on 1 March. They now own 52,702 TUSK shares, or a 8% holding decrease.

MEH SUB LLC sold 2,764,400 shares of TUSK on 29 June. They now own 22,244,919 TUSK shares, or a 11% holding decrease.

Energy Corp Gulfport sold 1,235,600 shares of TUSK on 29 June. They now own 9,948,522 TUSK shares, or a 11% holding decrease.

Arty Straehla sold 36,611 shares of TUSK on 8 November. They now own 187,547 TUSK shares, or a 16% holding decrease.

Arthur L Smith sold 6,000 shares of TUSK on 3 December. They now own 0 TUSK shares, or a 100% holding decrease.

Matthew Ross sold 2,913 shares of TUSK on 21 November. They now own 19,815 TUSK shares, or a 13% holding decrease.

Arthur L Smith bought 20,000 shares of TUSK on 4 September. They now own 129,685 TUSK shares, or a 18% holding increase.

Arty Straehla sold 102,435 shares of TUSK on 10 March. They now own 1,331,327 TUSK shares, or a 7% holding decrease.

Mark E Layton sold 55,789 shares of TUSK on 11 March. They now own 495,777 TUSK shares, or a 10% holding decrease.

Arthur L Smith bought 25,000 shares of TUSK on 13 December. They now own 180,326 TUSK shares, or a 16% holding increase.

Mark E Layton sold 40,417 shares of TUSK on 10 March. They now own 455,360 TUSK shares, or a 8% holding decrease.

Arthur L Smith sold 20,000 shares of TUSK on 11 November. They now own 163,368 TUSK shares, or a 11% holding decrease.

Arthur H Amron bought 10,000 shares of TUSK on 11 December. They now own 57,135 TUSK shares, or a 21% holding increase.

Arthur L Smith sold 20,000 shares of TUSK on 22 May. They now own 130,034 TUSK shares, or a 13% holding decrease.

Arthur L Smith sold 15,000 shares of TUSK on 19 May. They now own 200,034 TUSK shares, or a 7% holding decrease.

Arthur L Smith sold 50,000 shares of TUSK on 20 May. They now own 150,034 TUSK shares, or a 25% holding decrease.

Corey J Booker sold 10,000 shares of TUSK on 22 November. They now own 140,488 TUSK shares, or a 7% holding decrease.