🎉 Founding Member Beta — Join our Discord and get 3 months of Pro free. Learn more →
Ronald Muhlenkamp — Founder & President — portfolio photo

Ronald Muhlenkamp
Portfolio: Top Holdings & Stock Picks

Muhlenkamp & Co INC

Ronald Muhlenkamp (Muhlenkamp & Co INC) disclosed 28 total holdings in its latest 13F filing dated 06/30/2026, with a portfolio value of $345.25 M and a turnover rate of 0.4%.

Portfolio Value
$345.25 M
Total Holdings
28
Latest Filing
Q2 2026
August 18, 2026
Turnover Rate
0.38%

Ronald Muhlenkamp Top Holdings of Q2 2026

Ronald Muhlenkamp Top Holdings of Q2 2026
Ticker Name Shares Value % of Portfolio Time Held % Change
498,498 $24.26 M 7.03% >10 Years +0.13%
NEM
231,090 $21.58 M 6.25% 2.5 Years -0.04%
AEM
138,521 $21.49 M 6.22% 1.5 Years -0.05%
EQT
402,243 $21.39 M 6.19% 4.5 Years +0.25%
MCK
27,202 $20.55 M 5.95% 10 Years +0.12%
38,495 $19.26 M 5.58% 6.7 Years +0.38%
203,139 $18.53 M 5.37% 9.2 Years +0.08%
62,125 $17.98 M 5.21% >10 Years -0.69%
URI
15,673 $17.76 M 5.14% 2.7 Years +0.45%
88,088 $17.58 M 5.09% 5.5 Years +0.22%

Recent Moves

Significant New Position
+12,550 Shares | +$671,049 Value
Continues to build a major stake in the sector
Q2 2026
Added to Core Holding
+2,339 Shares | +$96,109.51 Value
Modest increase in Financials
Q2 2026
Reduced Exposure to Position
-434 Shares | -$125,582.24 Value
Reduced exposure to Technology
Q2 2026
Complete Exit
-42,832 Shares | -$13.78 M Value
Cleared MTZ, sector remains in portfolio
Q2 2026

Ronald Muhlenkamp's Historical Top Holdings Overview

Portfolio Date:

Ronald Muhlenkamp Top Stock Picks

Ticker Name Date Activity Shares Shares Change Value Change
MTZ
06/30/2026 Sold Out 0 -42,832 $13.78 M
06/30/2026 Sold Out 0 -236,825 $12.94 M
SLV
06/30/2026 New Buy 12,550 12,550 $671,049
06/30/2026 Reduce -0.7% 62,125 -434 $125,582.24
06/30/2026 Add 0.6% 368,558 2,339 $96,109.51
SLB
06/30/2026 Add 0.5% 323,878 1,707 $79,358.43
URI
06/30/2026 Add 0.5% 15,673 70 $79,302.3
06/30/2026 Add 0.4% 38,495 144 $72,056.16
06/30/2026 Reduce -0.5% 32,776 -161 $60,056.72
06/30/2026 Add 0.5% 66,337 332 $57,671.72

Ronald Muhlenkamp's Portfolio Sector Breakdown

Portfolio Date:

About Ronald Muhlenkamp

Ronald Muhlenkamp is the founder and portfolio manager of Muhlenkamp & Co., Inc., an investment management firm he established in 1977. He is known for his independent thinking and his decades-long career managing the Muhlenkamp Fund. He has authored books and articles sharing his straightforward, business-owner's approach to investing.

Frequently Asked Questions

As of 06/30/2026, Ronald Muhlenkamp holds 28 stocks. Top positions include RUSHA, NEM, AEM, EQT, MCK. For full portfolio details, please visit Ronald Muhlenkamp’s portfolio.

In Q2 2026, Ronald Muhlenkamp’s largest purchase by dollar amount was SLV. For complete transaction details, please visit Ronald Muhlenkamp’s portfolio.

According to the 13F filing for Q2 2026, Ronald Muhlenkamp increased their stake in NMIH.

Ronald Muhlenkamp's firm may occasionally request confidential treatment under SEC rule 13F-HR, which allows temporary non-disclosure of certain positions.