10 filings
4
Mark E. Layton
7 Mar 23
MAMMOTH ENERGY SERVICES / Mark E. Layton ownership change
4:01pm
4
TUSK
Mammoth Energy Services Inc
11 Mar 22
MAMMOTH ENERGY SERVICES / Mark E. Layton ownership change
4:31pm
4
Mark E. Layton
11 Mar 21
MAMMOTH ENERGY SERVICES / Mark E. Layton ownership change
5:44pm
4
TUSK
Mammoth Energy Services Inc
4 Mar 20
MAMMOTH ENERGY SERVICES / Mark E. Layton ownership change
4:21pm
4
Mark E. Layton
13 Nov 18
MAMMOTH ENERGY SERVICES / Mark E. Layton ownership change
12:00am
4
g8cvm 2zzsvl2ojxnj
7 Mar 18
MAMMOTH ENERGY SERVICES / Mark E. Layton ownership change
12:00am
4
9c5s k127i
16 Nov 17
MAMMOTH ENERGY SERVICES / Mark E. Layton ownership change
12:00am
4
efbz7qaei ajxjmv2a
23 Feb 17
Mammoth Energy Services / Mark E. Layton ownership change
12:00am
4
lc26nrh16 9xni
21 Oct 16
Mammoth Energy Services / Mark E. Layton ownership change
12:00am
3
740edmv p81qltiu2nl
13 Oct 16
Mammoth Energy Services / Mark E. Layton ownership change
12:00am
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