B. Riley Upgrades Sparton Corporation (SPA) to Buy Feb 4, 2016 06:52AM
B. Riley Starts Sparton Corporation (SPA) at Neutral Jul 14, 2015 06:58AM
Sparton Corporation to Attend Upcoming Investor Conferences May 7, 2015 09:24AM
Morning Movers 11/16: SPEX, NLST, XJT, NABI, KHD, IBKC, SPA Higher; PARD, CRXX, CAEI Lower Nov 16, 2009 10:11AM