Exhibit 99.1 BlueLinx Announces First Quarter 2026 Results ATLANTA, May 5, 2026 – BlueLinx Holdings Inc. (NYSE: BXC), a leading U.S. wholesale distributor of building products, today reported financial results for the fiscal three months ended April 4, 2026. FIRST QUARTER 2026 HIGHLIGHTS "We are off to a good start in 2026, delivering net sales growth while maintaining solid gross margins in a challenging macro environment," said Shyam Reddy, President and Chief Executive Officer of BlueLinx. "Specialty pro ...