Live feed15:04:04·1480dINSIDERFilingvia QuantisnowSEC Form 4: Mccullough David R converted options into 5,000 shares and covered exercise/tax liability with 1,531 shares, increasing direct ownership by 6% to 57,306 unitsByQuantisnow·Wall Street's wire, on your screen.KERN· Akerna Corp.TechnologyOriginal source