We are live on ! Find out more
MPM

Mountaineer Partners Management Portfolio holdings

AUM $201M
1-Year Est. Return 106.11%
This Fund
S&P 500
This Quarter Est. Return
+15.81%
1 Year Est. Return
+106.11%
3 Year Est. Return
+151.42%
5 Year Est. Return
+301.17%
10 Year Est. Return
–
AUM
$201M
AUM Growth
+$22.6M
Cap. Flow
+$523K
Cap. Flow %
0.26%
Top 10 Hldgs %
78.62%
Holding
18
New
1
Increased
6
Reduced
7
Closed
2

Top Buys

Rank Stock Value
1
HMY icon
Harmony Gold Mining
HMY
+$13.2M
2
SXT icon
Sensient Technologies
SXT
+$3.7M
3
AMBP icon
Ardagh Metal Packaging
AMBP
+$1.81M
4
SARO
StandardAero Inc
SARO
+$1.19M
5
BLDR icon
Builders FirstSource
BLDR
+$439K

Top Sells

Rank Stock Value
1
ATI icon
ATI
ATI
+$5.17M
2
NXE icon
NexGen Energy
NXE
+$4.95M
3
SJT
San Juan Basin Royalty Trust
SJT
+$4.12M
4
HBM icon
Hudbay
HBM
+$1.9M
5
FCX icon
Freeport-McMoran
FCX
+$1.53M

Sector Composition

Rank Sector Weight
1 Materials 58.94%
2 Industrials 30.46%
3 Consumer Discretionary 8.31%
4 Energy 2.29%
Name Market Value Portfolio Weight Shares or Principal Change
in Stake 		Capital Flow
CENX icon
1
Century Aluminum
CENX
$4.11B
$34.3M 17.02%
583,997
-24,478
-4% -$1.23M
CSTM icon
2
Constellium
CSTM
$3.83B
$16.2M 8.04%
658,490
-22,974
-3% -$547K
AA icon
3
Alcoa
AA
$11.6B
$15.5M 7.7%
233,687
-8,307
-3% -$510K
HBM icon
4
Hudbay
HBM
$9.04B
$14.8M 7.33%
706,040
-81,207
-10% -$1.9M
FCX icon
5
Freeport-McMoran
FCX
$83.9B
$14.2M 7.04%
240,973
-25,354
-10% -$1.53M
CRS icon
6
Carpenter Technology
CRS
$27.7B
$14.2M 7.03%
35,929
-761
-2% -$277K
SXT icon
7
Sensient Technologies
SXT
$4.64B
$13.5M 6.72%
156,584
+39,494
+34% +$3.7M
ATI icon
8
ATI
ATI
$25.4B
$13.4M 6.63%
91,784
-37,125
-29% -$5.17M
KEX icon
9
Kirby Corp
KEX
$7.71B
$11.8M 5.88%
89,017
+1,573
+2% +$199K
SARO
10
StandardAero Inc
SARO
$8.89B
$10.5M 5.23%
407,435
+39,937
+11% +$1.19M
HMY icon
11
Harmony Gold Mining
HMY
$9.15B
$10.2M 5.09%
+666,735
New +$13.2M
DHI icon
12
D.R. Horton
DHI
$42.4B
$9.13M 4.54%
66,541
+1,537
+2% +$232K
BLDR icon
13
Builders FirstSource
BLDR
$7.99B
$8.09M 4.02%
98,203
+4,112
+4% +$439K
AMBP icon
14
Ardagh Metal Packaging
AMBP
$2.8B
$7.61M 3.78%
1,878,082
+408,602
+28% +$1.81M
CCJ icon
15
Cameco
CCJ
$37.3B
$4.61M 2.29%
42,424
– –
ULCC icon
16
Frontier Group Holdings
ULCC
$1.43B
$3.37M 1.67%
953,375
– –
NXE icon
17
NexGen Energy
NXE
$5.82B
– –
-538,042
Closed -$4.95M
SJT
18
San Juan Basin Royalty Trust
SJT
$126M
– –
-732,351
Closed -$4.12M

Similar funds

DT
DBA Trading Fort Lauderdale, Florida $201M AUM
CFAM
Center For Asset Management Palm Beach Gardens, Florida $201M AUM 17.32% 1-Year Est. Return
ACM
Ategra Capital Management Vienna, Virginia $201M AUM 23.33% 1-Year Est. Return
NME
Notis-McConarty Edward $201M AUM 18.67% 1-Year Est. Return
SIA
Spectrum Investment Advisors Mequon, Wisconsin $201M AUM 15.42% 1-Year Est. Return
LS
LCW Services Virginia Beach, Virginia $201M AUM
FB
First Bancorp Damariscotta, Maine $201M AUM 21.27% 1-Year Est. Return
LWMI
Legacy Wealth Management (Idaho) Boise, Idaho $201M AUM 259.85% 1-Year Est. Return

Mountaineer Partners Management's Q1 2026 Portfolio in Review

As of Q1 2026, Mountaineer Partners Management held 18 positions worth $201M, up 13% from $179M the previous quarter. Its ten largest holdings account for 79% of the portfolio.

Mountaineer Partners Management's Q1 2026 filing shows 1 new, 6 increased, 7 reduced and 2 closed positions. Its largest new stake was Harmony Gold Mining: 666,735 shares worth $10.2M. The largest sale was ATI, an estimated $5.17M.

By sector, the portfolio is most concentrated in Materials at 59% of assets, up from 50% a quarter earlier, followed by Industrials and Consumer Discretionary.

  • Mountaineer Partners Management's largest Q1 2026 buy was Harmony Gold Mining: 666,735 shares worth $10.2M.
  • Mountaineer Partners Management added most to Sensient Technologies in Q1 2026, an estimated $3.7M increase.
  • Mountaineer Partners Management's biggest Q1 2026 reduction was ATI, cutting an estimated $5.17M.
  • Mountaineer Partners Management fully exited NexGen Energy in Q1 2026, selling an estimated $4.95M.
  • Mountaineer Partners Management's ten largest holdings make up 79% of its $201M portfolio in Q1 2026.
  • Mountaineer Partners Management opened 1 new position and closed 2 in Q1 2026.
  • Mountaineer Partners Management's portfolio value rose 13% quarter-over-quarter to $201M.

Based on Mountaineer Partners Management's 13F filing for Q1 2026, filed 15 May 2026.