Mattern Capital Management, LLC - Q42025 Holdings

Mattern Capital Management, LLC holds 170 stocks with a total portfolio value of $ 846.95M as of Q42025. In Q42025, Mattern Capital Management, LLC added 4 new positions, increased stakes in 96 stocks, reduced 43 holdings, and fully exited 6 positions. The largest holding is Apple Inc (AAPL), representing 2.46% of the total portfolio.