Live feed17:12:28·1403dINSIDERFilingvia QuantisnowSEC Form 4: Bielak Benjamin covered exercise/tax liability with 3,148 shares, decreasing direct ownership by 5% to 66,348 units (tax withholding)ByQuantisnow·Wall Street's wire, on your screen.ISPC· iSpecimen Inc.Health CareOriginal source