Live feed16:12:39·1192dINSIDERFilingvia QuantisnowSEC Form 4: O Donnell Michael J covered exercise/tax liability with 5,139 shares and exercised 7,142 shares at a strike of $18.13, increasing direct ownership by 41% to 6,873 unitsByQuantisnow·Wall Street's wire, on your screen.SAVA· Cassava Sciences Inc.Health CareOriginal source