<SEC-DOCUMENT>0000788965-18-000011-index.html : 20180409 <SEC-HEADER>0000788965-18-000011.hdr.sgml : 20180409 <ACCEPTANCE-DATETIME>20180409173104 ACCESSION NUMBER: 0000788965-18-000011 CONFORMED SUBMISSION TYPE: DEFA14A PUBLIC DOCUMENT COUNT: 6 FILED AS OF DATE: 20180409 DATE AS OF CHANGE: 20180409 EFFECTIVENESS DATE: 20180409 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: DEFA14A SEC ACT: 1934 Act SEC FILE NUMBER: 001-34743 FILM NUMBER: 18746420 BUSINESS ADDRESS: STREET 1: 1660 LINCOLN ST STE 2700 CITY: DENVER STATE: CO ZIP: 80264 BUSINESS PHONE: 3038395505 MAIL ADDRESS: STREET 1: 1660 LINCOLN STREET STREET 2: SUITE 2700 CITY: DENVER STATE: CO ZIP: 80264 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>DEFA14A <SEQUENCE>1 <FILENAME>hnrg-20180523xdefa14a.htm <DESCRIPTION>DEFA14A <TEXT> Document 1 - file: hnrg-20180523xdefa14a.htm
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>2 <FILENAME>hnrg-20180523xdefa14ag001.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 2 - file: hnrg-20180523xdefa14ag001.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>3 <FILENAME>hnrg-20180523xdefa14ag002.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 3 - file: hnrg-20180523xdefa14ag002.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>4 <FILENAME>hnrg-20180523xdefa14ag003.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 4 - file: hnrg-20180523xdefa14ag003.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>5 <FILENAME>hnrg-20180523xdefa14ag004.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 5 - file: hnrg-20180523xdefa14ag004.jpg
</DOCUMENT> <DOCUMENT> <TYPE>GRAPHIC <SEQUENCE>6 <FILENAME>hnrg-20180523xdefa14ag005.jpg <DESCRIPTION>GRAPHIC <TEXT> Document 6 - file: hnrg-20180523xdefa14ag005.jpg
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