Martin Marietta Materials (MLM) Surged Following an Asset Swap Deal

Core Viewpoint - TimesSquare Capital Management's "U.S. Focus Growth Strategy" reported positive returns across major asset classes in Q3 2025, with a strategy return of 4.00% (gross) and 3.78% (net), outperforming the Russell Midcap Growth Index's return of 2.78% [1] Company Overview - Martin Marietta Materials, Inc. (NYSE:MLM) is a building materials company that supplies aggregates and heavy-side building materials to the construction industry [2][3] - As of December 12, 2025, Martin Marietta's stock closed at $628.25 per share, with a market capitalization of $37.888 billion [2] Performance Metrics - Martin Marietta's one-month return was 6.49%, and its shares gained 14.79% over the last 52 weeks [2] - The company's shares rose 15% over the quarter following an asset swap deal with Quikrete, which involved the exchange of cement and ready-mix assets for aggregates operations across several states [3] Market Sentiment - Jim Cramer highlighted Martin Marietta Materials as a key player in the booming road building sector, although it is not among the 30 most popular stocks among hedge funds [4] - At the end of Q3 2025, 64 hedge fund portfolios held Martin Marietta, unchanged from the previous quarter [4]