Live feed19:29:53·1711dINSIDERFilingvia QuantisnowSEC Form 4: Lang Brent D. exercised 9,158 shares at a strike of $14.76 and sold $438,844 worth of shares (9,158 units at $47.92) as part of a pre-agreed trading planByQuantisnow·Wall Street's wire, on your screen.VCRA· Vocera Communications Inc.Capital GoodsOriginal source