Muhlenkamp & Co. Inc.
In its 13F for Q2 2026 (holdings as of June 30, 2026, filed August 18, 2026), Muhlenkamp & Co. Inc. reported 28 stock positions worth $345.3 million. Its top holding was Rush Enterprises Class A (RUSHA) at 7.0% of the portfolio, followed by Newmont (NEM, 6.3%) and Agnico Eagle Mines (AEM, 6.2%). Compared with Q1 2026, it opened 1 new position, sold out of 2, added to 16 and reduced 6. The biggest buy was United Rentals (URI, shares +0%) and the biggest sale an exit from Mastec (MTZ).
- Most Recent 13F
- Q2 2026
- Location
- WEXFORD, PA
- CIK
- 0001133219
- Portfolio Value
- $345.3M (Q2 2026)
- SEC Filing
- 0001133219-26-000003 ↗ filed Aug 18, 2026
Holdings Value
Holdings 28 stocks · $345.3M
| RUSHA Rush Enterprises Inc. Class A | 7.03% | 332,332 | $24.3M | Add +0.1% |
| NEM Newmont Corp. | 6.25% | 231,090 | $21.6M | Reduce -0.0% |
| AEM Agnico Eagle Mines Ltd. | 6.22% | 138,521 | $21.5M | Reduce -0.1% |
| EQT Eqt Corp. | 6.19% | 402,243 | $21.4M | Add +0.3% |
| MCK McKesson Corp. | 5.95% | 27,202 | $20.6M | Add +0.1% |
| BRK.B Berkshire Hathaway Inc. Class B | 5.58% | 38,495 | $19.3M | Add +0.4% |
| MCHP Microchip Technology Inc. | 5.37% | 203,139 | $18.5M | Add +0.1% |
| AAPL Apple Inc. | 5.21% | 62,125 | $18.0M | Reduce -0.7% |
| URI United Rentals Inc. | 5.14% | 15,673 | $17.8M | Add +0.5% |
| RGLD Royal Gold Inc. | 5.09% | 88,088 | $17.6M | Add +0.2% |
| WAB Wabtec Corp. | 4.93% | 63,156 | $17.0M | Add +0.0% |
| BGC BGC Group Inc. Class A | 4.48% | 1,447,070 | $15.5M | Add +0.2% |
| NMIH Nmi Holdings Inc. filed as NMI HLDGS INC | 4.39% | 368,558 | $15.1M | Add +0.6% |
| SLB SLB Ltd. filed as SLB LIMITED | 4.36% | 323,878 | $15.1M | Add +0.5% |
| MSFT Microsoft Corp. | 3.54% | 32,776 | $12.2M | Reduce -0.5% |
| ICLR Icon PLC filed as ICON PUB LTD CO | 3.34% | 66,337 | $11.5M | Add +0.5% |
| TMHC Taylor Morrison Home Corp. | 3.30% | 158,625 | $11.4M | Add +0.0% |
| LYB Lyondellbasell Indu Class A | 2.87% | 187,920 | $9.9M | Add +0.4% |
| CE Celanese Corp. | 2.82% | 211,997 | $9.8M | Add +0.6% |
| GLD SPDR Gold Shares | 2.35% | 22,068 | $8.1M | Reduce -0.1% |
| AMLP Alerian MLP ETF | 2.26% | 150,615 | $7.8M | No change |
| EQX Equinox Gold Corp. | 1.47% | 522,251 | $5.1M | Add +0.6% |
| TRV The Travelers Cos Inc. | 0.63% | 6,627 | $2.2M | No change |
| GEV GE Vernova Inc. | 0.49% | 1,426 | $1.7M | No change |
| EPD Enterprise Products Partners | 0.26% | 24,855 | $914K | No change |
| RUSHB Rush Enterprises Inc. Class B | 0.21% | 9,393 | $719K | Reduce -0.7% |
| SLV iShares Silver Trust | 0.19% | 12,550 | $671K | New |
| XOM Exxon Mobil Corp. | 0.06% | 1,640 | $224K | No change |
Portfolio Sells Q1 2026 → Q2 2026
| MTZ Mastec Inc. | Sold out | 0.00% | −3.63 |
| FRDM Freedom 100 Emeging MRKT ETF | Sold out | 0.00% | −3.41 |
| AEM Agnico Eagle Mines Ltd. | Reduce -0.1% | 6.22% | −1.18 |
| NEM Newmont Corp. | Reduce -0.0% | 6.25% | −0.34 |
| GLD SPDR Gold Shares | Reduce -0.1% | 2.35% | −0.15 |
| RUSHB Rush Enterprises Inc. Class B | Reduce -0.7% | 0.21% | +0.05 |
| MSFT Microsoft Corp. | Reduce -0.5% | 3.54% | +0.33 |
| AAPL Apple Inc. | Reduce -0.7% | 5.21% | +1.03 |
Portfolio Buys Q1 2026 → Q2 2026
| URI United Rentals Inc. | Add +0.5% | 5.14% | +2.15 |
| MCHP Microchip Technology Inc. | Add +0.1% | 5.37% | +1.91 |
| ICLR Icon PLC | Add +0.5% | 3.34% | +1.41 |
| RUSHA Rush Enterprises Inc. Class A | Add +0.1% | 7.03% | +1.25 |
| TMHC Taylor Morrison Home Corp. | Add +0.0% | 3.30% | +0.86 |
| WAB Wabtec Corp. | Add +0.0% | 4.93% | +0.78 |
| NMIH Nmi Holdings Inc. | Add +0.6% | 4.39% | +0.77 |
| BGC BGC Group Inc. Class A | Add +0.2% | 4.48% | +0.76 |
| BRK.B Berkshire Hathaway Inc. Class B | Add +0.4% | 5.58% | +0.74 |
| SLV iShares Silver Trust | New | 0.19% | +0.19 |
| SLB SLB Ltd. | Add +0.5% | 4.36% | +0.00 |
| MCK McKesson Corp. | Add +0.1% | 5.95% | −0.24 |
| EQX Equinox Gold Corp. | Add +0.6% | 1.47% | −0.51 |
| EQT Eqt Corp. | Add +0.3% | 6.19% | −0.53 |
| RGLD Royal Gold Inc. | Add +0.2% | 5.09% | −0.80 |
| CE Celanese Corp. | Add +0.6% | 2.82% | −0.83 |
| LYB Lyondellbasell Indu Class A | Add +0.4% | 2.87% | −1.10 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 28 | $345.3M | RUSHA, NEM, AEM, EQT, MCK |
| Q1 2026 | 29 | $379.8M | AEM, EQT, NEM, MCK, RGLD |
| Q4 2025 | 28 | $371.8M | NEM, AEM, EQT, MTZ, MCK |
| Q3 2025 | 31 | $367.9M | AEM, EQT, NEM, MTZ, MCK |
| Q2 2025 | 26 | $320.5M | EQT, MCK, NMIH, RUSHA, BRK.B |
| Q1 2025 | 26 | $305.6M | MCK, EQT, BRK.B, RUSHA, NMIH |
| Q4 2024 | 30 | $329.5M | MCK, EQT, RUSHA, BRK.B, NMIH |
| Q3 2024 | 28 | $326.3M | RUSHA, NMIH, MCK, BRK.B, EQT |
| Q2 2024 | 29 | $320.4M | MCK, EQT, NMIH, RUSHA, BRK.B |
| Q1 2024 | 29 | $344.3M | AVGO, MCK, RUSHA, SLB, EQT |