0001437749-18-010367.txt : 20180518 0001437749-18-010367.hdr.sgml : 20180518 20180518164530 ACCESSION NUMBER: 0001437749-18-010367 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20180516 FILED AS OF DATE: 20180518 DATE AS OF CHANGE: 20180518 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: KRANTZ DONALD G CENTRAL INDEX KEY: 0001183159 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-35435 FILM NUMBER: 18847243 MAIL ADDRESS: STREET 1: MTS SYSTEMS CORP STREET 2: 14000 TECHNOLOGY DR CITY: EDEN PRAIRIE STATE: MN ZIP: 55344 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 4 1 rdgdoc.xml FORM 4 X0306 4 2018-05-16 0001443669 Proto Labs Inc PRLB 0001183159 KRANTZ DONALD G 5540 PIONEER CREEK DRIVE MAPLE PLAIN MN 55359 1 Common Stock 2018-05-16 4 A 0 1064 0 A 4236 D The restricted stock units vest in full on the earlier of May 16, 2019 or the date of the Company's 2019 annual meeting of shareholders. /s/ Samuel A. Rosenbaum, Attorney-in-Fact 2018-05-18