Mattern Capital Management, LLC Portfolio Holdings

Mattern Capital Management, LLC

  • $794 Million
  • Q2 2025

Mattern Capital Management, LLC has filed its 13F form on July 21, 2025 for Q2 2025 where it was disclosed a total value porftolio of $794 Million distributed in 170 stocks.

Among their holdings, we can observe that their the top five positions include companies like: Microsoft Corp with a value of $18.9M, Apple Inc. with a value of $16.6M, Walmart Inc. with a value of $14.1M, Costco Wholesale Corp with a value of $14M, and Brown & Brown, Inc. with a value of $13.2M.

Examining the 13F form we can see an increase of $38.5M in the current position value, from $755M to 794M.

Mattern Capital Management, LLC is based out at Lakewood, CO

Below you can find more details about Mattern Capital Management, LLC portfolio as well as his latest detailed transactions.

Portfolio value $794 Million
Industrials: $137 Million
Technology: $121 Million
Financial Services: $108 Million
Consumer Defensive: $86.9 Million
Healthcare: $84.6 Million
Consumer Cyclical: $67.9 Million
Utilities: $52.5 Million
ETFs: $43.4 Million
Other: $89.7 Million

Stock Holdings Table Market Cap. of $10 Billions to $200 Billions

Stock Market Cap. Holding Value (Reported) # of Shares. Last Trade Trade History
$22.4B
$7.64 Million 0.96% of portfolio
79,445
Q2 2025 Added 2.27%
$17.3B
$7.45 Million 0.94% of portfolio
98,199
Q2 2025 Added 1.8%
$66.5B
$6.92 Million 0.87% of portfolio
70,079
Q2 2025 Added 24.55%
$55.6B
$6.12 Million 0.77% of portfolio
35,526
Q2 2025 Added 5.67%
$18.6B
$5.97 Million 0.75% of portfolio
81,220
Q2 2025 Added 10.37%
$55.1B
$5.56 Million 0.7% of portfolio
9,801
Q2 2025 Added 33.38%
$26B
$1.24 Million 0.16% of portfolio
10,871
Q2 2025 Added 8.47%
$25.5B
$1.3 Million 0.16% of portfolio
13,132
Q2 2025 Added 8.65%
$75.3B
$1.15 Million 0.15% of portfolio
3,237
Q2 2025 Added 12.43%
$120B
$1.12 Million 0.14% of portfolio
12,535
Q2 2025 Added 27.48%
$157B
$1.02 Million 0.13% of portfolio
2,638
Q2 2025 Added 0.57%
$26.4B
$1.03 Million 0.13% of portfolio
2,199
Q2 2025 Added 8.49%
$99.5B
$1.04 Million 0.13% of portfolio
2,332
Q2 2025 Added 20.45%
$12.1B
$936,000 0.12% of portfolio
30,918
Q2 2025 Added 23.4%
$112B
$906,000 0.11% of portfolio
13,127
Q2 2025 Added 57.34%
$36B
$889,000 0.11% of portfolio
11,063
Q2 2025 Added 11.86%
$173B
$847,000 0.11% of portfolio
5,323
Q2 2025 Added 0.89%
$95.6B
$810,000 0.1% of portfolio
3,542
Q2 2025 Added 17.21%
$101B
$721,000 0.09% of portfolio
3,302
Q2 2025 Added 19.38%
$75.9B
$753,000 0.09% of portfolio
203
Q2 2025 Added 14.04%
$14B
$673,000 0.08% of portfolio
1,526
Q2 2025 Added 25.29%
$94.5B
$636,000 0.08% of portfolio
1,268
Q2 2025 Added 10.94%
$53.7B
$344,000 0.04% of portfolio
19,003
Q1 2025 Reduced 4.49%
$33.1B
$307,000 0.04% of portfolio
3,767
Q3 2023 New
$68.2B
$248,000 0.03% of portfolio
8,002
Q1 2025 Reduced 18.35%
$59.7B
$216,000 0.03% of portfolio
7,365
Q2 2025 Added 2.58%
$63.8B
$213,000 0.03% of portfolio
2,116
Q2 2025 Reduced 68.4%
$14.7B
$211,000 0.03% of portfolio
5,475
Q2 2024 New
$50.2B
$221,000 0.03% of portfolio
4,300
Q4 2024 New
$12.3B
$249,000 0.03% of portfolio
13,602
Q2 2023 New

Summary

  • Portfolio
  • No. of Stocks 170
  • Current Value $794 Million
  • Prior Value $755 Million
  • Filing
  • Period Q2 2025
  • Filing Date July 21, 2025
  • Form Type 13F-HR
  • Activity in Q2 2025
  • New Purchases 7 stocks
  • Additional Purchases 136 stocks
  • Sold out of 0 stocks
  • Reduced holdings in 11 stocks
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