Hallador Energy Co (HNRG)

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Latest 13D & 13G Filings
Company Symbol Filed By Filing Date Filing
Extract Advisors Llc 2019-10-11
Yorktown Energy Partners Viii, L.p. 2019-03-20
Yorktown Energy Partners Viii, L.p. 2018-12-04
Yorktown Energy Partners Vii, L.p. 2018-05-17
Yorktown Energy Partners Vii, L.p. 2016-11-16