0000919574-19-005031.txt : 20190813 0000919574-19-005031.hdr.sgml : 20190813 20190813133818 ACCESSION NUMBER: 0000919574-19-005031 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20190630 FILED AS OF DATE: 20190813 DATE AS OF CHANGE: 20190813 EFFECTIVENESS DATE: 20190813 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: 191019649 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 06-30-2019 06-30-2019 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 08-13-2019 0 27 216669 INFORMATION TABLE 2 infotable.xml ALLEGHENY TECHNOLOGIES INC COM 01741R102 10260 407151 SH SOLE 407151 0 0 ALLEGHENY TECHNOLOGIES INC COM 01741R102 1985 78782 SH SOLE 0 0 78782 BUILDERS FIRSTSOURCE INC COM 12008R107 6899 409187 SH SOLE 409187 0 0 BUILDERS FIRSTSOURCE INC COM 12008R107 1722 102113 SH SOLE 0 0 102113 BWX TECHNOLOGIES INC COM 05605H100 16773 321942 SH SOLE 321942 0 0 BWX TECHNOLOGIES INC COM 05605H100 2127 40825 SH SOLE 0 0 40825 CLEARWAY ENERGY INC CL A 18539C105 1888 164550 SH SOLE 164550 0 0 CLEARWAY ENERGY INC CL C 18539C204 14199 842162 SH SOLE 842162 0 0 CLEARWAY ENERGY INC CL C 18539C204 2130 126338 SH SOLE 0 0 126338 CONSTELLIUM NV CL A N22035104 9180 914371 SH SOLE 914371 0 0 CONSTELLIUM NV CL A N22035104 2115 210697 SH SOLE 0 0 210697 DUPONT DE NEMOURS INC COM 26614N102 4514 60133 SH SOLE 60133 0 0 DUPONT DE NEMOURS INC COM 26614N102 1129 15033 SH SOLE 0 0 15033 INGEVITY CORP COM 45688C107 7284 69255 SH SOLE 69255 0 0 INGEVITY CORP COM 45688C107 1805 17159 SH SOLE 0 0 17159 LYON WILLIAM HOMES CL A NEW 552074700 8488 465621 SH SOLE 465621 0 0 LYON WILLIAM HOMES CL A NEW 552074700 2125 116579 SH SOLE 0 0 116579 NORBORD INC COM NEW 65548P403 6342 255728 SH SOLE 255728 0 0 NORBORD INC COM NEW 65548P403 1593 64272 SH SOLE 0 0 64272 SPDR S&P 500 ETF TR TR UNIT 78462F103 65544 223700 SH Put SOLE 223700 0 0 SPDR S&P 500 ETF TR TR UNIT 78462F103 16496 56300 SH Put SOLE 0 0 56300 UNITED CONTL HLDGS INC COM 910047109 7675 87660 SH SOLE 87660 0 0 UNITED CONTL HLDGS INC COM 910047109 1915 21870 SH SOLE 0 0 21870 VISHAY INTERTECHNOLOGY INC COM 928298108 9533 577065 SH SOLE 577065 0 0 VISHAY INTERTECHNOLOGY INC COM 928298108 2131 128993 SH SOLE 0 0 128993 WYNDHAM HOTELS & RESORTS INC COM 98311A105 8732 156657 SH SOLE 156657 0 0 WYNDHAM HOTELS & RESORTS INC COM 98311A105 2085 37413 SH SOLE 0 0 37413