Muhlenkamp & Co
Ronald Muhlenkamp
Period
Q1 2026
Portfolio Date
Mar 31, 2026
Stocks Held
29
Market Value
$379.8M
Portfolio Analysis
AIPreviewI. Institutional Overview
Ronald Muhlenkamp, the founder of Muhlenkamp & Co., has long been recognized in the investment community as a quintessential practitioner of "intelligent value" investing. His approach is not merely about buying cheap stocks but rather about identifying companies that exhibit high returns on equity (ROE) and strong free cash flow, particularly when those...
The current snapshot of the portfolio reveals a highly concentrated investment philosophy. With only 29 distinct holdings, Muhlenkamp & Co. clearly eschews the "closet indexing" that plagues many larger institutional managers. A portfolio of this size indicates that every position is meaningful and that the investment team possesses a high degree of...
Analyzing the scale and structure of the portfolio, we observe an institution that is comfortable operating in the mid-cap and large-cap space while maintaining a distinct "Old Economy" tilt. The total portfolio value of nearly $380 million allows for sufficient liquidity in most major equity names while remaining small enough to be nimble—a characteristic...
Based on the latest available 13F filing.
Open full report in appHoldings Value Trend
Q2 2024
Q3 2024
Q4 2024
Q1 2025
Q2 2025
Q3 2025
Q4 2025
Q1 2026
Top 5 Holdings
Historical Positions
| Symbol | Q1 2026 | Q4 2025 | Q3 2025 | Q2 2025 |
|---|---|---|---|---|
| AEM | 7.4% | 6.9% | 6.9% | 5.6% |
| EQT | 6.7% | 6.5% | 6.7% | 8.2% |
| NEM | 6.6% | 7.6% | 6.5% | 5.2% |
| MCK | 6.2% | 6.0% | 5.7% | 6.2% |
| RGLD | 5.9% | 5.3% | 4.8% | - |
| RUSHA | 5.8% | 5.5% | 5.4% | 6.0% |
| BRK.B | 4.8% | 5.2% | 5.2% | 5.8% |
| SLB | 4.4% | - | - | - |
| AAPL | 4.2% | 4.6% | - | - |
| WAB | 4.2% | - | - | - |
Post-Filing Contributors
Price change since reported price, ranked by portfolio contribution
Post-Filing Detractors
Price change since reported price, ranked by portfolio contribution
Sector Analysis
Trading Summary
All Holdings
$AEM
7.4%
$EQT
6.7%
$NEM
6.6%
$MCK
6.2%
$RGLD
5.9%
$RUSHA
5.8%
$BRK.B
4.8%
$SLB
4.4%
$AAPL
4.2%
$WAB
4.2%
$LYB
4.0%
$BGC
3.7%
$CE
3.6%
$MTZ
3.6%
$NMIH
3.6%
$MCHP
3.5%
$ETF-FRDM
3.4%
$MSFT
3.2%
$URI
3.0%
$ETF-GLD
2.5%
$TMHC
2.4%
$ETF-AMLP
2.1%
$EQX
2.0%
$ICLR
1.9%
$TRV
0.5%
$GEV
0.3%
$EPD
0.3%
$RUSHB
0.2%
$XOM
0.1%