Live feed17:08:16·1771dINSIDERFilingvia QuantisnowSEC Form 4: Whitehead Warren sold $82,694 worth of Common Shares (25,000 units at $3.31), decreasing direct ownership by 62% to 15,000 unitsByQuantisnow·Wall Street's wire, on your screen.APTO· Aptose Biosciences Inc.Health CareOriginal source