Ronald Muhlenkamp – Muhlenkamp & Co Portfolio Activity & Recent Trades (Jun 30, 2025)
As of Jun 30, 2025, the Muhlenkamp & Co portfolio activity showed several notable changes in holdings, according to the latest SEC 13F filing reported on Jul 24, 2025. The activity included new positions, additions to existing holdings, reductions, and complete exits, providing a clear view of how the portfolio evolved during the quarter.
During Q2 2025, the filing reported:
New Buys – Celanese Corporation (CE)
Increases – Microchip Technology Incorporat (MCHP), Transocean (H8817H100), BGC Group, Inc. (BGC), Dow Inc. (DOW), Schlumberger N.V. (SLB), and 15 more
Complete Exits – UnitedHealth Group Incorporated (UNH)
These updates highlight how the portfolio adjusted across different sectors and market conditions, offering insights into allocation shifts and investment trends.
Muhlenkamp & Co Activity
| Date | Symbol | Type | Quantity |
|---|---|---|---|
Q1 2017Mar 31, 2017 | MGNX MacroGenics, Inc. | Sell | -2,288-17.9% |
Q1 2017Mar 31, 2017 | CE Celanese Corporation | Sell | -2,395-2.0% |
Q1 2017Mar 31, 2017 | AAPL Apple Inc. | Sell | -2,415-1.6% |
Q1 2017Mar 31, 2017 | DAL Delta Air Lines, Inc. | Sell | -2,725-2.0% |
Q1 2017Mar 31, 2017 | SLB Schlumberger N.V. | Sell | -2,766-3.7% |
Q1 2017Mar 31, 2017 | BMY Bristol-Myers Squibb Company | Sell | -3,351-1.9% |
Q1 2017Mar 31, 2017 | MSFT Microsoft Corporation | Sell | -3,490-1.5% |
Q1 2017Mar 31, 2017 | SAVE Spirit Airlines, Inc. | Sell | -4,760-2.6% |
Q1 2017Mar 31, 2017 | PFE Pfizer, Inc. | Sell | -4,965-14.6% |
Q1 2017Mar 31, 2017 | TCEHY Tencent Holding Ltd. | Sell | -5,253-2.1% |
Q1 2017Mar 31, 2017 | FHI Federated Hermes, Inc. | Sell | -5,905-2.0% |
Q1 2017Mar 31, 2017 | GME GameStop Corporation | Sell | -11,014-4.2% |
Q1 2017Mar 31, 2017 | KMI Kinder Morgan, Inc. | Sell - Position Exit | -14,570-100.0% |
Q1 2017Mar 31, 2017 | OLED Universal Display Corporation | Sell | -17,700-23.5% |
Q1 2017Mar 31, 2017 | ALGT Allegiant Travel Company | Sell | -19,018-55.3% |
Q1 2017Mar 31, 2017 | ON ON Semiconductor Corporation | Sell | -24,230-1.9% |
Q1 2017Mar 31, 2017 | RUSHB Rush Enterprises, Inc. | Sell | -82,894-85.4% |
Q1 2017Mar 31, 2017 | HAL Halliburton Company | Sell - Position Exit | -100,000-100.0% |
Q1 2017Mar 31, 2017 | RUSHA Rush Enterprises, Inc. | Sell | -132,990-34.5% |
Q1 2017Mar 31, 2017 | TEVA Teva Pharmaceutical Industries | Sell | -134,762-56.2% |
Q1 2017Mar 31, 2017 | CYH Community Health Systems, Inc. | Sell - Position Exit | -372,415-100.0% |
Q4 2016Dec 31, 2016 | CCJ Cameco Corporation | Buy - Position Entry | +551,392 |
Q4 2016Dec 31, 2016 | FHI Federated Hermes, Inc. | Buy - Position Entry | +299,866 |
Q4 2016Dec 31, 2016 | GME GameStop Corporation | Buy - Position Entry | +263,124 |
Q4 2016Dec 31, 2016 | HBI Hanesbrands Inc. | Buy | +69,171+17.4% |
Q4 2016Dec 31, 2016 | TEVA Teva Pharmaceutical Industries | Buy | +64,119+36.5% |
Q4 2016Dec 31, 2016 | MCK McKesson Corporation | Buy | +26,014+56.9% |
Q4 2016Dec 31, 2016 | SLB Schlumberger N.V. | Buy | +13,786+23.0% |
Q4 2016Dec 31, 2016 | AXL American Axle & Manufacturing H | Buy | +1,600+7.1% |
Q4 2016Dec 31, 2016 | MGNX MacroGenics, Inc. | Buy | +641+5.3% |