Live feed17:18:42·1378dINSIDERFilingvia QuantisnowSEC Form 4: Heine Lisa Wipperman returned $880,614 worth of shares to the company (26,287 units at $33.50), closing all direct ownership in the company to cover withholding taxByQuantisnow·Wall Street's wire, on your screen.NTUS· Natus Medical IncorporatedHealth CareOriginal source