0000950123-17-010764.txt : 20171114 0000950123-17-010764.hdr.sgml : 20171114 20171114131146 ACCESSION NUMBER: 0000950123-17-010764 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20170930 FILED AS OF DATE: 20171114 DATE AS OF CHANGE: 20171114 EFFECTIVENESS DATE: 20171114 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Yorktown Energy Partners VII, L.P. CENTRAL INDEX KEY: 0001423080 IRS NUMBER: 205451317 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-17368 FILM NUMBER: 171200082 BUSINESS ADDRESS: STREET 1: 410 PARK AVENUE STREET 2: 19TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10022 BUSINESS PHONE: 212-515-2112 MAIL ADDRESS: STREET 1: 410 PARK AVENUE STREET 2: 19TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10022 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0001423080 XXXXXXXX 09-30-2017 09-30-2017 Yorktown Energy Partners VII, L.P.

410 PARK AVENUE 19TH FLOOR NEW YORK NY 10022

13F HOLDINGS REPORT 028-17368 Y Yorktown VII Company LP is the sole general partner of Yorktown Energy Partners VII, L.P. Yorktown VII Associates LLC is the sole general partner of Yorktown VII Company LP. As a result, Yorktown VII Associates LLC and Yorktown VII Company LP may be deemed to have the power to vote or direct the vote or to dispose or direct the disposition of the shares owned by Yorktown Energy Partners VII, L.P. Bryan H. Lawrence 212-515-2112 /s/ Bryan H. Lawrence New York NY 11-14-2017 2 4 211816 false 1 028-17365 Yorktown VII Co LP 2 028-17370 Yorktown VII Associates LLC INFORMATION TABLE 2 form13fInfoTable.xml INFORMATION TABLE FOR FORM 13F Hallador Energy Company COM 40609P105 10868 1900000 SH DFND 1,2 1900000 0 0 Antero Res Corp COM 03674X106 106824 5368049 SH DFND 1,2 5368049 0 0 Mid Con Energy Partners LP COM 59560V109 43 37207 SH DFND 1,2 37207 0 0 Antero Midstream GP LP COM SHS REPSTG 03675Y103 94081 4596064 SH DFND 1,2 4596064 0 0