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Mark Lee

Mountaineer Partners Management, Llc

Assets Managed
$201.324M
Holdings
16
Last Quarter
2026 - Q1
Filed Date
1mo 1d ago
Growth Rate
12.65%(2Q avg: 8.3%)
Sustained Growth
4 quarters

Portfolio positions

This chart displays the top 10 holdings in Mountaineer Partners Management, Llc's 2026 - Q1 portfolio, based on their 13F SEC filing, out of a total of 16 positions.

Assets under management

The assets under management (AUM) of Mountaineer Partners Management, Llc over the past 10 years (40 quarters) show continuous growth in total asset value over the last 4 quarters. As of the latest 13F SEC filing for 2026 - Q1, they manage 201.324M in assets, with a quarterly growth rate of 12.65% and a 2-quarter average growth rate of 8.3%. The portfolio is managed by Mark Lee, and others.

Portfolio holdings

InvestmentPortfolio %Reported Value
CENX
Century Aluminum Company
Recent Activity
Decreased -4.02%
17.03%
$34.275M
583,997 shares@ $58.7 avg price
CSTM
Constellium Se
Recent Activity
Decreased -3.37%
8.04%
$16.186M
658,490 shares@ $24.59 avg price
AA
Alcoa Corp
Recent Activity
Decreased -3.43%
7.7%
$15.5M
233,687 shares@ $66.34 avg price
HBM
Hudbay Minerals Inc
Recent Activity
Decreased -10.31%
7.33%
$14.756M
706,040 shares@ $20.91 avg price
FCX
Freeport-mcmoran Inc
Recent Activity
Decreased -9.51%
7.04%
$14.164M
240,973 shares@ $58.79 avg price
CRS
Carpenter Technology
Recent Activity
Decreased -2.07%
7.04%
$14.161M
35,929 shares@ $394.15 avg price
SXT
Sensient Technologies Corp
Recent Activity
Increased 33.73%
6.73%
$13.535M
156,584 shares@ $86.45 avg price
ATI
Ati Inc
Recent Activity
Decreased -28.79%
6.64%
$13.351M
91,784 shares@ $145.47 avg price
KEX
Kirby Corp
Recent Activity
Increased 1.8%
5.88%
$11.829M
89,017 shares@ $132.89 avg price
SARO
Standardaero Inc
Recent Activity
Increased 10.87%
5.23%
$10.524M
407,435 shares@ $25.83 avg price

1-10 of 16