James Hardie Shares Surge 12% on Strong Preliminary Q2 Earnings Outlook

Shares of James Hardie Industries surged between 9.7% and 12% in premarket trading after the company reported preliminary second-quarter results that exceeded expectations, with projected sales of approximately $1.29 billion to $1.3 billion and adjusted earnings per share of 26 to 27 cents, surpassing analyst forecasts. CEO Aaron Erter highlighted stronger-than-expected performance in the Siding & Trim segment and an improved industry outlook, with plans to update full-year guidance during the earnings call in November 2025. James Hardie, a leading manufacturer of fiber cement-based building products mainly serving North America, expanded its product line with the 2025 Azek acquisition to include composite decking and outdoor living products. The company maintains a solid financial position with a market capitalization of $11.64 billion, a gross margin of 38.17%, and a net margin of 8.75%, despite a recent decline in earnings growth. Its broad operations across North America, Australia, New Zealand, and Europe support its market strength and long-term profitability. Investor confidence was reflected in the significant share price gains following the upbeat guidance and improved outlook.