FILINGS
| HNRG 0000788965 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2011-11-18 | SC 13D/A | SC 13D/A | View Document |
| 2011-11-17 | 4 | MAIN DOCUMENT DESCRIPTION | View Document |
| 2011-11-17 | 4 | MAIN DOCUMENT DESCRIPTION | View Document |
| 2011-11-17 | 4 | MAIN DOCUMENT DESCRIPTION | View Document |
| 2011-11-16 | 8-K | YORKTOWN VI STOCK DISTRIBUTION | View Document |
| 2011-11-07 | 10-Q | SEPTEMBER 30, 2011 FORM 10-Q | View Document |
| 2011-10-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-09-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-09-19 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-08-22 | SC 13D/A | SC 13D/A | View Document |
| 2011-08-11 | 4 | MAIN DOCUMENT DESCRIPTION | View Document |
| 2011-08-11 | 4 | MAIN DOCUMENT DESCRIPTION | View Document |
| 2011-08-11 | 4 | MAIN DOCUMENT DESCRIPTION | View Document |
| 2011-08-10 | 8-K | FORM 8-K DATED AUGUST 10, 2011 | View Document |
| 2011-08-05 | 10-Q | JUNE 30, 2011 FORM 10-Q | View Document |
| 2011-08-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-07-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-07-15 | 4 | View Document | |
| 2011-07-15 | 4 | View Document | |
| 2011-07-12 | 4 | View Document | |
| 2011-07-12 | 4 | View Document | |
| 2011-06-13 | 8-K | FORM 8-K REPORT PERIOD JUNE 10 2011 | View Document |
| 2011-05-27 | 8-K | 2011 ANNUAL MEETING AND DIVIDEND | View Document |
| 2011-05-26 | SC 13D/A | SC 13D/A | View Document |
| 2011-05-24 | 3/A | MAIN DOCUMENT DESCRIPTION | View Document |
| 2011-05-24 | 3/A | MAIN DOCUMENT DESCRIPTION | View Document |
| 2011-05-12 | 4 | MAIN DOCUMENT DESCRIPTION | View Document |
| 2011-05-12 | 3/A | MAIN DOCUMENT DESCRIPTION | View Document |
| 2011-05-12 | 4 | MAIN DOCUMENT DESCRIPTION | View Document |
| 2011-05-12 | 3/A | MAIN DOCUMENT DESCRIPTION | View Document |
| 2011-05-12 | 4 | MAIN DOCUMENT DESCRIPTION | View Document |
| 2011-05-12 | 8-K | FORM 8-K REPORT PERIOD MAY 11, 2011 | View Document |
| 2011-05-06 | 10-Q | MARCH 31, 2011 FORM 10-Q | View Document |
| 2011-04-29 | DEF 14A | DEFINITIVE PROXY 2011 | View Document |
| 2011-04-18 | PRE 14A | PRELIM PROXY 2011 | View Document |
| 2011-03-04 | 4/A | View Document | |
| 2011-03-04 | 4 | View Document | |
| 2011-03-04 | 4 | View Document | |
| 2011-03-04 | 10-K | FORM 10-K | View Document |
| 2011-02-11 | 4/A | PRIMARY DOCUMENT | View Document |
| 2011-02-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-02-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-02-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-02-03 | 5 | PRIMARY DOCUMENT | View Document |
| 2011-01-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-01-25 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-01-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2011-01-20 | S-8 | S-8-2008 RSU PLAN | View Document |
| 2011-01-06 | 8-K | FORM 8-K DATED JANUARY 6, 2011 | View Document |
| 2010-12-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-12-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-12-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-12-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-12-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-12-10 | 4 | View Document | |
| 2010-12-10 | 4 | View Document | |
| 2010-11-29 | 4 | View Document | |
| 2010-11-29 | 4 | View Document | |
| 2010-11-23 | 4 | View Document | |
| 2010-11-23 | 4 | View Document | |
| 2010-11-18 | 8-K | FORM 8-K | View Document |
| 2010-11-12 | 10-Q | SEPTEMBER 30, 2010 FORM 10-Q | View Document |
| 2010-11-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-10-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-09-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-08-25 | 8-K | FORM 8-K | View Document |
| 2010-08-06 | 10-Q | FORM 10-Q | View Document |
| 2010-06-02 | 8-K | FORM 8-K DATED JUNE 1, 2010 | View Document |
| 2010-05-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-05-21 | 8-K | FORM 8-K DATED MAY 20, 2010 | View Document |
| 2010-05-14 | CERTNAS | AUTO-GENERATED PAPER DOCUMENT | View Document |
| 2010-05-12 | 8-A12B | FORM 8A 12(B) FOR HALLADOR ENERGY COMPANY | View Document |
| 2010-04-30 | 10-Q | View Document | |
| 2010-04-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-03-17 | SC 13D/A | View Document | |
| 2010-03-16 | 4 | View Document | |
| 2010-03-16 | 4 | View Document | |
| 2010-03-05 | 10-K | FORM 10-K | View Document |
| 2010-02-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-01-25 | 8-K | 8K - APPLICATION TO NASDAQ | View Document |
| 2010-01-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-01-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-01-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2010-01-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2009-12-31 | 8-K | NAME CHANGE 8-K | View Document |
| 2009-12-22 | UPLOAD | View Document | |
| 2009-12-21 | 8-K | FORM 8-K DATED DECEMBER 21, 2009 | View Document |
| 2009-12-16 | 10-K/A | AMENDMENT NO. 1 - SEPTEMBER 30, 2009 FORM 10-Q | View Document |
| 2009-12-16 | 10-Q/A | AMENDMENT NO. 1 - SEPTEMBER 30, 2009 FORM 10-Q | View Document |
| 2009-12-16 | 10-Q/A | AMEND #1 - JUNE 30, 2009 FORM 10Q | View Document |
| 2009-12-16 | 10-Q/A | AMEND #1 - MARCH 31, 2009 FORM 10Q | View Document |
| 2009-12-15 | CORRESP | View Document | |
| 2009-12-04 | UPLOAD | View Document | |
| 2009-12-01 | S-8 | S-8 REGISTRATION STATEMENT DECEMBER 1 2009 | View Document |
| 2009-11-10 | 10-Q | SEPTEMBER 30, 2009 FORM 10-Q | View Document |
| 2009-10-06 | SC 13D/A | View Document | |
| 2009-10-06 | 8-K | FORM 8-K VAN HEUVELEN COMPENSATION | View Document |
| 2009-10-05 | 4 | MAIN DOCUMENT DESCRIPTION | View Document |
| 2009-09-29 | 4 | View Document | |
| 2009-09-29 | 4 | PRIMARY DOCUMENT | View Document |
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