0001437749-17-010068.txt : 20170525 0001437749-17-010068.hdr.sgml : 20170525 20170525140549 ACCESSION NUMBER: 0001437749-17-010068 CONFORMED SUBMISSION TYPE: 3/A PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20170518 FILED AS OF DATE: 20170525 DATE AS OF CHANGE: 20170525 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Proto Labs Inc CENTRAL INDEX KEY: 0001443669 STANDARD INDUSTRIAL CLASSIFICATION: FABRICATED STRUCTURAL METAL PRODUCTS [3440] IRS NUMBER: 000000000 FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 5540 Pioneer Creek CITY: Maple Plain STATE: MN ZIP: 55359 BUSINESS PHONE: 763-479-7474 MAIL ADDRESS: STREET 1: 5540 Pioneer Creek CITY: Maple Plain STATE: MN ZIP: 55359 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: KRANTZ DONALD G CENTRAL INDEX KEY: 0001183159 FILING VALUES: FORM TYPE: 3/A SEC ACT: 1934 Act SEC FILE NUMBER: 001-35435 FILM NUMBER: 17869447 MAIL ADDRESS: STREET 1: MTS SYSTEMS CORP STREET 2: 14000 TECHNOLOGY DR CITY: EDEN PRAIRIE STATE: MN ZIP: 55344 3/A 1 rdgdoc.xml FORM 3 X0206 3/A 2017-05-18 2017-05-22 0 0001443669 Proto Labs Inc PRLB 0001183159 KRANTZ DONALD G 5540 PIONEER CREEK DRIVE MAPLE PLAIN MN 55359 1 Common Stock 0 D The reporting person's Form 3 filed on May 22, 2017, inadvertently overstated the reporting person's direct holdings by 7,132 shares. /s/ W. Morgan Burns, attorney-in-fact 2017-05-25