<SEC-DOCUMENT>0001437749-21-029382-index.html : 20211229 <SEC-HEADER>0001437749-21-029382.hdr.sgml : 20211229 <ACCEPTANCE-DATETIME>20211229141146 ACCESSION NUMBER: 0001437749-21-029382 CONFORMED SUBMISSION TYPE: S-8 PUBLIC DOCUMENT COUNT: 4 REFERENCES 429: 333-171778 FILED AS OF DATE: 20211229 DATE AS OF CHANGE: 20211229 EFFECTIVENESS DATE: 20211229 FILER: COMPANY DATA: COMPANY CONFORMED NAME: HALLADOR ENERGY CO CENTRAL INDEX KEY: 0000788965 STANDARD INDUSTRIAL CLASSIFICATION: BITUMINOUS COAL & LIGNITE MINING [1220] IRS NUMBER: 841014610 STATE OF INCORPORATION: CO FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: S-8 SEC ACT: 1933 Act SEC FILE NUMBER: 333-261930 FILM NUMBER: 211528364 BUSINESS ADDRESS: STREET 1: 1183 EAST CANVASBACK DRIVE CITY: TERRE HAUTE STATE: IN ZIP: 47802 BUSINESS PHONE: 303-839-5504 MAIL ADDRESS: STREET 1: 1183 EAST CANVASBACK DRIVE CITY: TERRE HAUTE STATE: IN ZIP: 47802 FORMER COMPANY: FORMER CONFORMED NAME: HALLADOR PETROLEUM CO DATE OF NAME CHANGE: 19920703 FORMER COMPANY: FORMER CONFORMED NAME: KIMBARK OIL & GAS CO /CO/ DATE OF NAME CHANGE: 19900102 FORMER COMPANY: FORMER CONFORMED NAME: KIMBARK INC DATE OF NAME CHANGE: 19860624 </SEC-HEADER> <DOCUMENT> <TYPE>S-8 <SEQUENCE>1 <FILENAME>hnrg20211228_s8.htm <DESCRIPTION>FORM S-8 <TEXT> Document 1 - file: hnrg20211228_s8.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-5.1 <SEQUENCE>2 <FILENAME>ex_319893.htm <DESCRIPTION>EXHIBIT 5.1 - OPINION OF JONES & KELLER, P.C. <TEXT> Document 2 - file: ex_319893.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-23.1 <SEQUENCE>3 <FILENAME>ex_319894.htm <DESCRIPTION>EXHIBIT 23.1 - CONSENT OF PLANTE & MORAN, PLLC <TEXT> Document 3 - file: ex_319894.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-23.2 <SEQUENCE>4 <FILENAME>ex_319895.htm <DESCRIPTION>EXHIBIT 23.2 - ACCOUNTANT'S ACKNOWLEDGEMENT OF PLANTE & MORAN, PLLC <TEXT> Document 4 - file: ex_319895.htm
</DOCUMENT> </SEC-DOCUMENT>