Live feed16:05:11·1225dINSIDERFilingvia QuantisnowSEC Form 4: Singh Prahlad R. exercised 14,187 shares at a strike of $48.98 and sold $1,993,554 worth of shares (14,187 units at $140.52) as part of a pre-agreed trading planByQuantisnow·Wall Street's wire, on your screen.PKI· PerkinElmer Inc.IndustrialsOriginal source