Live feed17:01:17·1878dINSIDERFilingvia QuantisnowSEC Form 4: Shim Allen sold $8,272,583 worth of Class A Common Stock (196,405 units at $42.12), decreasing direct ownership by 30% to 175,602 unitsByQuantisnow·Wall Street's wire, on your screen.WORK· Slack Technologies, Inc.Consumer ServicesOriginal source