This page lists the SEC filings reported by Yorktown Energy Partners VI LP.
| Type | Filed | Filer | Subject | Shares Owned | Percent Owned | |
|---|---|---|---|---|---|---|
| SC 13G/A | 2018-02-12 | Yorktown Energy Partners VI LP | STAR GROUP, L.P. | 427,734 | 0.8% | EDGAR |
| SC 13G | 2017-02-22 | Yorktown Energy Partners VI LP | STAR GAS PARTNERS LP | 7,546,567 | 13.5% | EDGAR |
| SC 13D/A | 2013-08-15 | Yorktown Energy Partners VI LP | HALLADOR ENERGY CO | 1,050,637 | 3.7% | EDGAR |
| SC 13D/A | 2013-05-23 | Yorktown Energy Partners VI LP | Mid-Con Energy Partners, LP | 504,568 | 2.6% | EDGAR |
| SC 13D/A | 2013-03-13 | Yorktown Energy Partners VI LP | Mid-Con Energy Partners, LP | 1,255,165 | 6.5% | EDGAR |
| SC 13D/A | 2013-03-12 | Yorktown Energy Partners VI LP | HALLADOR ENERGY CO | 1,650,637 | 5.8% | EDGAR |
| SC 13D/A | 2013-02-14 | Yorktown Energy Partners VI LP | HALLADOR ENERGY CO | 2,400,637 | 8.5% | EDGAR |
| SC 13D/A | 2012-10-24 | Yorktown Energy Partners VI LP | Mid-Con Energy Partners, LP | 1,855,165 | 9.8% | EDGAR |
| SC 13D/A | 2012-09-06 | Yorktown Energy Partners VI LP | HALLADOR ENERGY CO | 3,150,637 | 13.8% | EDGAR |
| SC 13D | 2011-12-30 | Yorktown Energy Partners VI LP | Mid-Con Energy Partners, LP | 3,166,888 | 18.8% | EDGAR |
| SC 13D/A | 2011-11-18 | Yorktown Energy Partners VI LP | HALLADOR ENERGY CO | 4,500,637 | 16.0% | EDGAR |
| SC 13D/A | 2011-08-22 | Yorktown Energy Partners VI LP | HALLADOR ENERGY CO | 5,057,166 | 18.0% | EDGAR |
| SC 13D/A | 2011-07-27 | Yorktown Energy Partners VI LP | Carbon Natural Gas Co | 17,938,309 | 15.7% | EDGAR |
| SC 13D/A | 2011-05-26 | Yorktown Energy Partners VI LP | HALLADOR ENERGY CO | 5,807,166 | 20.6% | EDGAR |
| SC 13D | 2011-02-24 | Yorktown Energy Partners VI LP | ST LAWRENCE SEAWAY CORP | 17,938,309 | 37.8% | EDGAR |
| SC 13G/A | 2010-02-16 | Yorktown Energy Partners VI LP | CONCHO RESOURCES INC | 98,130 | 0.1% | EDGAR |
| SC 13G/A | 2009-02-17 | Yorktown Energy Partners VI LP | CONCHO RESOURCES INC | 6,005,032 | 7.1% | EDGAR |
| SC 13G | 2008-02-14 | Yorktown Energy Partners VI LP | CONCHO RESOURCES INC | 7,502,774 | 9.9% | EDGAR |
- Form 13F-HR
- The 13F-HR report is filed quarterly to report securities held by the filer that fall under the SEC's 13F rules.
- Form SC 13D/G
- Reported by persons and groups who own 5% or more of any class of a company's outstanding shares. If the ownership changes by 1% or more, an amendment must be filed.
- Form 3, 4, and 5
- Form 3, 4, and 5 reports are filed to report insider transactions by company officers and directors, and any beneficial owners of more than ten percent of a company's shares. Form 3 is the initial report that must be filed when a person becomes an officer, director, or beneficial owner. Form 4 reports are used to report changes in ownership, while the Form 5 report is used for reporting transactions that should have been reported earlier in a Form 4 filing.