Core & Main Reports Preliminary Q3 Net Sales Range $2.12B - $2.13B

Core & Main, Inc. (NYSE: CNM) ("Core & Main" or the "Company"), a leading specialty distributor dedicated to advancing reliable infrastructure with local service, nationwide, today announced, in advance of its participation at the 2026 Baird Global Industrial Conference, preliminary estimated financial results for the third quarter ended November 1, 2026, an updated fiscal 2026 outlook, its third consecutive quarter of record open-market share repurchases and the completion of three acquisitions. The Company expects to report full third quarter fiscal 2026 results on December 8, 2026.

• Preliminary third quarter net sales of $2.12 billion to $2.13 billion, net income of $128 million to $140 million and Adjusted EBITDA (Non-GAAP) of $267 million to $275 million
• Maintains fiscal 2026 net sales outlook and updates Adjusted EBITDA (Non-GAAP) outlook to $950 million to $960 million, from $950 million to $980 million
• Completes three acquisitions with over $250 million in combined annual revenue
• Repurchases a quarterly record $171 million of shares