Live feed17:20:46·1815dINSIDERFilingvia QuantisnowSEC Form 4: Larson David exercised 17,500 units of Common Stock at a strike of $3.03 and covered exercise/tax liability with 15,103 units of Common Stock, increasing direct ownership by 3% to 88,816 units (Amendment)ByQuantisnow·Wall Street's wire, on your screen.AMS· American Shared Hospital ServicesHealth CareOriginal source