7 results
8-K
EX-3.1
TUSK
Mammoth Energy Services Inc
9 Jun 20
Amendments to Articles of Incorporation or Bylaws
4:09pm
8-K
EX-3.1
TUSK
Mammoth Energy Services Inc
16 Nov 16
Other Events
12:00am
8-K
EX-3.2
TUSK
Mammoth Energy Services Inc
16 Nov 16
Other Events
12:00am
S-1/A
EX-3.3
a72y6
23 Sep 16
IPO registration (amended)
12:00am
S-1/A
EX-3.1
ymaglfx
23 Sep 16
IPO registration (amended)
12:00am
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