Live feed17:03:11·1857dINSIDERFilingvia QuantisnowSEC Form 4: Henderson Cal sold $237,149 worth of Class A Common Stock (5,637 units at $42.07) and converted 5,637 units into Class A Common Stock to satisfy withholding obligationByQuantisnow·Wall Street's wire, on your screen.WORK· Slack Technologies, Inc.Consumer ServicesOriginal source