Mountaineer Partners Management, LLC Q2 2025 Filing

Filed August 14, 2025

Portfolio Value

$151.3B

Holdings

16

Report Date

Q2 2025

Filing Type

13F-HR

All Holdings (16 positions)

#StockSharesValue% PortfolioType
1
ECGEVERUS CONSTR GROUP
206,218$13.1B8.66%
2
CENXCENTURY ALUM CO
705,150$12.7B8.40%
3
HBMHUDBAY MINERALS INC
1,124,432$11.9B7.89%
4
VSHVISHAY INTERTECHNOLOGY INC
742,505$11.8B7.79%
5
CSTMCONSTELLIUM SE
845,682$11.2B7.43%
6
CRSCARPENTER TECHNOLOGY CORP
39,982$11.1B7.30%
7
FCXFREEPORT-MCMORAN INC
252,961$11.0B7.25%
8
ATDATI INC
122,970$10.6B7.02%
9
ENQENTEGRIS INC
126,230$10.2B6.73%
10
SAROSTANDARDAERO INC
290,730$9.2B6.08%
11
AAALCOA CORP
304,781$9.0B5.94%
12
KEXKIRBY CORP
65,431$7.4B4.90%
13
BLDRBUILDERS FIRSTSOURCE INC
62,464$7.3B4.82%
14
AMBPARDAGH METAL PACKAGING S A
1,538,484$6.6B4.35%
15
SJTSAN JUAN BASIN RTY TR
719,054$4.3B2.84%
16
NXENEXGEN ENERGY LTD
564,507$3.9B2.59%