0000919574-20-006887.txt : 20201113 0000919574-20-006887.hdr.sgml : 20201113 20201113143319 ACCESSION NUMBER: 0000919574-20-006887 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20200930 FILED AS OF DATE: 20201113 DATE AS OF CHANGE: 20201113 EFFECTIVENESS DATE: 20201113 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: 201310845 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 09-30-2020 09-30-2020 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 11-13-2020 0 31 115788 INFORMATION TABLE 2 infotable.xml AARONS INC COM PAR $0.50 002535300 5182 91480 SH SOLE 91480 0 0 AARONS INC COM PAR $0.50 002535300 2182 38520 SH SOLE 0 0 38520 ALLEGHENY TECHNOLOGIES INC COM 01741R102 863 98997 SH SOLE 0 0 98997 ALLEGHENY TECHNOLOGIES INC COM 01741R102 2016 231145 SH SOLE 231145 0 0 BAUSCH HEALTH COS INC COM 071734107 1846 118804 SH SOLE 0 0 118804 BAUSCH HEALTH COS INC COM 071734107 4370 281196 SH SOLE 281196 0 0 BUILDERS FIRSTSOURCE INC COM 12008R107 7303 223885 SH SOLE 223885 0 0 BUILDERS FIRSTSOURCE INC COM 12008R107 2413 73982 SH SOLE 0 0 73982 BWX TECHNOLOGIES INC COM 05605H100 674 11966 SH SOLE 0 0 11966 BWX TECHNOLOGIES INC COM 05605H100 1584 28134 SH SOLE 28134 0 0 CLEARWAY ENERGY INC CL C 18539C204 16772 622092 SH SOLE 622092 0 0 CLEARWAY ENERGY INC CL C 18539C204 2510 93105 SH SOLE 0 0 93105 CLEARWAY ENERGY INC CL A 18539C105 1467 59400 SH SOLE 59400 0 0 CONSTELLIUM SE CL A SHS F21107101 2221 282871 SH SOLE 0 0 282871 CONSTELLIUM SE CL A SHS F21107101 5563 708681 SH SOLE 708681 0 0 D R HORTON INC COM 23331A109 5753 76064 SH SOLE 76064 0 0 D R HORTON INC COM 23331A109 2332 30836 SH SOLE 0 0 30836 INGEVITY CORP COM 45688C107 2192 44342 SH SOLE 0 0 44342 INGEVITY CORP COM 45688C107 5155 104258 SH SOLE 104258 0 0 MGM GROWTH PPTYS LLC CL A COM 55303A105 2248 80339 SH SOLE 0 0 80339 MGM GROWTH PPTYS LLC CL A COM 55303A105 5645 201761 SH SOLE 201761 0 0 NORBORD INC COM NEW 65548P403 2270 76830 SH SOLE 0 0 76830 NORBORD INC COM NEW 65548P403 7204 243770 SH SOLE 243770 0 0 PG&E CORP COM 69331C108 5541 590134 SH SOLE 590134 0 0 PG&E CORP COM 69331C108 2193 233566 SH SOLE 0 0 233566 RUSH ENTERPRISES INC CL A 781846209 1970 38980 SH SOLE 0 0 38980 RUSH ENTERPRISES INC CL A 781846209 4610 91220 SH SOLE 91220 0 0 VISHAY INTERTECHNOLOGY INC COM 928298108 1996 128170 SH SOLE 0 0 128170 VISHAY INTERTECHNOLOGY INC COM 928298108 4739 304388 SH SOLE 304388 0 0 VULCAN MATLS CO COM 929160109 1484 10952 SH SOLE 0 0 10952 VULCAN MATLS CO COM 929160109 3490 25748 SH SOLE 25748 0 0