Live feed17:50:27·1667dINSIDERFilingvia QuantisnowSEC Form 4: Barry James Christopher converted options into 29,904 shares and covered exercise/tax liability with 12,343 shares, increasing direct ownership by 177% to 27,487 units (withholding tax)ByQuantisnow·Wall Street's wire, on your screen.NUVA· NuVasive Inc.Health CareOriginal source