Tranche Update on LSB Industries, Inc.'s Equity Buyback Plan announced on May 8, 2023.

LSB Industries, Inc. is primarily engaged in the manufacturing and marketing of chemical products for the agricultural, industrial and mining markets. The Company manufactures products for three principal markets: agricultural, industrial and mining. Its agricultural products include ammonia, fertilizer-grade ammonium nitrate (AN), high-density ammonium nitrate (HDAN) and urea ammonia nitrate (UAN). Its industrial products include high-purity and commercial-grade ammonia, high-purity AN, sulfuric acids, concentrated, blended and regular nitric acid, mixed nitrating acids, carbon dioxide, and diesel exhaust fluid (DEF). Its mining products include industrial-grade AN (LDAN) and AN solutions. It owns and operates three multi-plant facilities in El Dorado, Arkansas, Cherokee, Alabama, and Pryor, Oklahoma. Its products are sold through distributors and directly to end customers throughout the United States and parts of Canada and the North America.