Vault-13

MUHLENKAMP & CO INC

WEXFORD, PA · CIK 1133219 · 13F filing filed 2026-08-18

SEC-registered investment adviser since 1981 · corporation

$345.3m reported value -9.1% vs Q1 2026
28positions
58.0%in top 10
1 new 16 added 6 reduced 2 sold out vs Q1 2026

Holdings, Q2 2026

The small lines show how much was held over the last 4 quarters (adjusted for stock splits).

#SecurityTickerShares Value% of portfolioChangeShares change
1 RUSH ENTERPRISES INC CL A RUSHA RUSHA 332,332 $24.3m7.03% 7.03% AddedShares held: Q3 2025 374.1k, Q4 2025 375.5k, Q1 2026 331.9k, Q2 2026 332.3k +427 +427 0.1%
2 NEWMONT CORP COM NEM NEM 231,090 $21.6m6.25% 6.25% ReducedShares held: Q3 2025 283.9k, Q4 2025 284.5k, Q1 2026 231.2k, Q2 2026 231.1k -92 -92 -0.0%
3 AGNICO EAGLE MINES LTD COM AEM AEM 138,521 $21.5m6.22% 6.22% ReducedShares held: Q3 2025 151.3k, Q4 2025 151.3k, Q1 2026 138.6k, Q2 2026 138.5k -67 -67 -0.1%
4 EQT CORP COM EQT EQT 402,243 $21.4m6.19% 6.19% AddedShares held: Q3 2025 451.0k, Q4 2025 451.1k, Q1 2026 401.2k, Q2 2026 402.2k +1.0k +1,001 0.2%
5 MCKESSON CORP COM MCK MCK 27,202 $20.6m5.95% 5.95% AddedShares held: Q3 2025 27.1k, Q4 2025 27.2k, Q1 2026 27.2k, Q2 2026 27.2k +33 +33 0.1%
6 BERKSHIRE HATHAWAY INC DEL CL B NEW BRK.B BRK.B 38,495 $19.3m5.58% 5.58% AddedShares held: Q3 2025 38.4k, Q4 2025 38.4k, Q1 2026 38.4k, Q2 2026 38.5k +144 +144 0.4%
7 MICROCHIP TECHNOLOGY INC. COM MCHP MCHP 203,139 $18.5m5.37% 5.37% AddedShares held: Q3 2025 201.8k, Q4 2025 203.0k, Q1 2026 203.0k, Q2 2026 203.1k +154 +154 0.1%
8 APPLE INC COM AAPL AAPL 62,125 $18.0m5.21% 5.21% ReducedShares held: Q3 2025 62.7k, Q4 2025 62.8k, Q1 2026 62.6k, Q2 2026 62.1k -434 -434 -0.7%
9 UNITED RENTALS INC COM URI URI 15,673 $17.8m5.14% 5.14% AddedShares held: Q3 2025 15.5k, Q4 2025 15.6k, Q1 2026 15.6k, Q2 2026 15.7k +70 +70 0.5%
10 ROYAL GOLD INC COM RGLD RGLD 88,088 $17.6m5.09% 5.09% AddedShares held: Q3 2025 87.6k, Q4 2025 87.9k, Q1 2026 87.9k, Q2 2026 88.1k +196 +196 0.2%
11 WABTEC COM WAB WAB 63,156 $17.0m4.93% 4.93% AddedShares held: Q3 2025 63.0k, Q4 2025 63.3k, Q1 2026 63.2k, Q2 2026 63.2k +1 +1 0.0%
12 BGC GROUP INC CL A BGC BGC 1,447,070 $15.5m4.48% 4.48% AddedShares held: Q3 2025 1.8m, Q4 2025 1.8m, Q1 2026 1.4m, Q2 2026 1.4m +3.1k +3,129 0.2%
13 NMI HLDGS INC COM NMIH NMIH 368,558 $15.1m4.39% 4.39% AddedShares held: Q3 2025 466.3k, Q4 2025 467.8k, Q1 2026 366.2k, Q2 2026 368.6k +2.3k +2,339 0.6%
14 SCHLUMBERGER LTD COM STK SLB SLB 323,878 $15.1m4.36% 4.36% AddedShares held: Q3 2025 319.7k, Q4 2025 322.0k, Q1 2026 322.2k, Q2 2026 323.9k +1.7k +1,707 0.5%
15 MICROSOFT CORP COM MSFT MSFT 32,776 $12.2m3.54% 3.54% ReducedShares held: Q3 2025 32.3k, Q4 2025 33.0k, Q1 2026 32.9k, Q2 2026 32.8k -161 -161 -0.5%
16 ICON PLC SHS ICLR ICLR 66,337 $11.5m3.34% 3.34% AddedShares held: Q3 2025 73.5k, Q4 2025 73.9k, Q1 2026 66.0k, Q2 2026 66.3k +332 +332 0.5%
17 TAYLOR MORRISON HOME CORP COM TMHC TMHC 158,625 $11.4m3.30% 3.30% AddedShares held: Q3 2025 157.4k, Q4 2025 158.5k, Q1 2026 158.6k, Q2 2026 158.6k +19 +19 0.0%
18 LYONDELLBASELL INDUSTRIES N SHS - A - LYB LYB 187,920 $9.9m2.87% 2.87% AddedShares held: Q3 2025 184.1k, Q4 2025 185.8k, Q1 2026 187.2k, Q2 2026 187.9k +761 +761 0.4%
19 CELANESE CORP DEL COM CE CE 211,997 $9.8m2.82% 2.82% AddedShares held: Q3 2025 184.5k, Q4 2025 209.4k, Q1 2026 210.8k, Q2 2026 212.0k +1.2k +1,197 0.6%
20 SPDR GOLD TR GOLD SHS GLD GLD 22,068 $8.1m2.35% 2.35% ReducedShares held: Q3 2025 22.2k, Q4 2025 22.3k, Q1 2026 22.1k, Q2 2026 22.1k -15 -15 -0.1%
21 ALPS ETF TR ALERIAN MLP AMLP AMLP 150,615 $7.8m2.26% 2.26% UnchangedShares held: Q3 2025 176.7k, Q4 2025 176.3k, Q1 2026 150.6k, Q2 2026 150.6k
22 EQUINOX GOLD CORP COM EQX EQX 522,251 $5.1m1.47% 1.47% AddedShares held: Q3 2025 514.3k, Q4 2025 518.0k, Q1 2026 519.2k, Q2 2026 522.3k +3.0k +3,032 0.6%
23 TRAVELERS COMPANIES INC COM TRV TRV 6,627 $2.2m0.63% 0.63% UnchangedShares held: Q3 2025 6.6k, Q4 2025 6.6k, Q1 2026 6.6k, Q2 2026 6.6k
24 GE VERNOVA INC COM GEV GEV 1,426 $1.7m0.49% 0.49% UnchangedShares held: Q3 2025 1.4k, Q4 2025 1.4k, Q1 2026 1.4k, Q2 2026 1.4k
25 ENTERPRISE PRODS PARTNERS L COM EPD EPD 24,855 $913.7k0.26% 0.26% UnchangedShares held: Q3 2025 24.9k, Q4 2025 24.9k, Q1 2026 24.9k, Q2 2026 24.9k
26 RUSH ENTERPRISES INC CL B RUSHB RUSHB 9,393 $718.6k0.21% 0.21% ReducedShares held: Q3 2025 9.5k, Q4 2025 9.5k, Q1 2026 9.5k, Q2 2026 9.4k -61 -61 -0.7%
27 ISHARES SILVER TR ISHARES SLV SLV 12,550 $671.0k0.19% 0.19% NewShares held: Q3 2025 0, Q4 2025 0, Q1 2026 0, Q2 2026 12.6k
28 EXXON MOBIL CORP COM XOM XOM 1,640 $224.2k0.06% 0.06% UnchangedShares held: Q3 2025 0, Q4 2025 0, Q1 2026 1.6k, Q2 2026 1.6k

Sold out since Q1 2026

SecurityTickerShares held beforeValue then
MASTEC INC MTZ MTZ 42,832 $13.8m42.8k shares
EA SERIES TRUST FRDM FRDM 236,825 $12.9m236.8k shares