Tranche Update on Federal Signal Corporation's Equity Buyback Plan announced on March 16, 2020.

Federal Signal Corporation designs, manufactures and supplies a suite of products and integrated solutions for municipal, governmental, industrial and commercial customers. The Company’s segments include Environmental Solutions Group and Safety and Security Systems. The Environmental Solutions Group is a manufacturer and supplier of a full range of street sweepers, sewer cleaners, industrial vacuum loaders, safe-digging trucks, water blasting equipment, road-marking and line-removal equipment, dump truck bodies, trailers, metal extraction support equipment and multi-purpose tractors. It manufactures vehicles and equipment in the United States and Canada that are sold under the Elgin, Vactor, Guzzler, TRUVAC, Westech, and Jetstream. The Safety and Security Systems Group is manufactures and supplier of comprehensive systems and products that law enforcement, fire rescue, emergency medical services, campuses, military facilities, and industrial sites use to protect people and property.