13D
13D 13DRequired SEC filing by 5% or more shareholder. The filing is often used by activist investors. A passive investor may file the shorter 13G.
-
-
-
-
-
-
-
Form SC 13D/A HALLADOR ENERGY CO Filed by: Lubar & Co., Inc
-
-
-
-
-
-
-
Form SC 13D/A HALLADOR ENERGY CO Filed by: Yorktown Energy Partners VIII, L.P.
-
-
-
-
-
-
-
Form SC 13D/A HALLADOR ENERGY CO Filed by: Yorktown Energy Partners VII, L.P.
69,977 total articles have been posted to this entity.
Click Here to Sign-Up for StreetInsider.com Premium to View All

