0000919574-20-001026.txt : 20200213 0000919574-20-001026.hdr.sgml : 20200213 20200213130711 ACCESSION NUMBER: 0000919574-20-001026 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20191231 FILED AS OF DATE: 20200213 DATE AS OF CHANGE: 20200213 EFFECTIVENESS DATE: 20200213 FILER: COMPANY DATA: COMPANY CONFORMED NAME: Mountaineer Partners Management, LLC CENTRAL INDEX KEY: 0001730532 IRS NUMBER: 000000000 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-19269 FILM NUMBER: 20608636 BUSINESS ADDRESS: STREET 1: 150 EAST 58TH ST STREET 2: 14TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10155 BUSINESS PHONE: 646-459-7060 MAIL ADDRESS: STREET 1: 150 EAST 58TH ST STREET 2: 14TH FLOOR CITY: NEW YORK STATE: NY ZIP: 10155 13F-HR 1 primary_doc.xml 13F-HR LIVE false true false 0001730532 XXXXXXXX 12-31-2019 12-31-2019 false Mountaineer Partners Management, LLC

150 EAST 58TH ST 14TH FLOOR New York NY 10155

13F HOLDINGS REPORT 028-19269 N Mark Lee 646-459-7061 /s/ Mark Lee New York NY 02-13-2020 0 25 89825 INFORMATION TABLE 2 infotable.xml ALLEGHENY TECHNOLOGIES INC COM 01741R102 1628 78782 SH SOLE 0 0 78782 ALLEGHENY TECHNOLOGIES INC COM 01741R102 4891 236751 SH SOLE 236751 0 0 BOEING CO COM 097023105 2072 6361 SH SOLE 0 0 6361 BOEING CO COM 097023105 4932 15139 SH SOLE 15139 0 0 BUILDERS FIRSTSOURCE INC COM 12008R107 6052 238187 SH SOLE 238187 0 0 BUILDERS FIRSTSOURCE INC COM 12008R107 2142 84313 SH SOLE 0 0 84313 BWX TECHNOLOGIES INC COM 05605H100 2143 34525 SH SOLE 0 0 34525 BWX TECHNOLOGIES INC COM 05605H100 11636 187442 SH SOLE 187442 0 0 CEDAR FAIR L P DEPOSITRY UNIT 150185106 1325 23901 SH SOLE 0 0 23901 CEDAR FAIR L P DEPOSITRY UNIT 150185106 3110 56099 SH SOLE 56099 0 0 CLEARWAY ENERGY INC CL A 18539C105 1321 69100 SH SOLE 69100 0 0 CLEARWAY ENERGY INC CL C 18539C204 13425 672909 SH SOLE 672909 0 0 CLEARWAY ENERGY INC CL C 18539C204 2127 106622 SH SOLE 0 0 106622 CONSTELLIUM SE CL A SHS F21107101 2034 151797 SH SOLE 0 0 151797 CONSTELLIUM SE CL A SHS F21107101 6757 504271 SH SOLE 504271 0 0 LYON WILLIAM HOMES CL A NEW 552074700 417 20881 SH SOLE 0 0 20881 LYON WILLIAM HOMES CL A NEW 552074700 991 49619 SH SOLE 49619 0 0 NORBORD INC COM NEW 65548P403 1738 64967 SH SOLE 0 0 64967 NORBORD INC COM NEW 65548P403 4120 154033 SH SOLE 154033 0 0 STAGE STORES INC COM NEW 85254C305 772 95105 SH SOLE 95105 0 0 STAGE STORES INC COM NEW 85254C305 324 39895 SH SOLE 0 0 39895 TYSON FOODS INC CL A 902494103 2082 22866 SH SOLE 0 0 22866 TYSON FOODS INC CL A 902494103 4473 49134 SH SOLE 49134 0 0 VISHAY INTERTECHNOLOGY INC COM 928298108 2148 100893 SH SOLE 0 0 100893 VISHAY INTERTECHNOLOGY INC COM 928298108 7163 336465 SH SOLE 336465 0 0