Exhibit 99.1 LSB INDUSTRIES, INC. REPORTS OPERATING RESULTS FOR THE 2025 SECOND QUARTER OKLAHOMA CITY, Oklahoma—July 29, 2025—LSB Industries, Inc. (NYSE: LXU) ("LSB," "we," "us," "our," or the "Company") today announced results for the second quarter ended June 30, 2025. Second Quarter 2025 Results and Recent Highlights "We generated a 6% year-over-year increase in sales volumes during the second quarter," stated Mark Behrman, LSB Industries' Chairman & Chief Executive Officer. "Our reliability and operatio ...