5 results
8-K
EX-1.1
HNRG
Hallador Energy Co
18 Dec 23
Entry into a Material Definitive Agreement
8:37am
SC 13G/A
EX-1
Extract Advisors LLC
4 Feb 21
HALLADOR ENERGY / Extract Advisors ownership change
9:46am
SC 13G/A
EX-1
HNRG
Hallador Energy Co
17 Jan 20
Hallador Energy Co
3:24pm
SC 13G
EX-1
Extract Advisors LLC
11 Oct 19
Hallador Energy Co
1:56pm
10QSB
EX-1
HNRG
Hallador Energy Co
14 Aug 95
Quarterly report (small business)
12:00am
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