In its Q2 2026 investor letter, Hennessy Equity and Income Fund noted that Martin Marietta Materials (MLM) shares were pressured by elevated expectations, not fundamental deterioration. The fund remains confident in the building materials company's ability to compound earnings long-term, supported by Infrastructure Investment and Jobs Act (IIJA) funding, data center construction demand, and recent acquisitions. MLM stock closed at $531.05 on August 28, reflecting a 2.07% decline over the past month and a 13.85% loss over the past 52 weeks.