0001111928-17-000170.txt : 20171214 0001111928-17-000170.hdr.sgml : 20171214 20171214160049 ACCESSION NUMBER: 0001111928-17-000170 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20171212 FILED AS OF DATE: 20171214 DATE AS OF CHANGE: 20171214 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: GAUTHIER HENRY E CENTRAL INDEX KEY: 0001234296 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-33155 FILM NUMBER: 171256170 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: IPG PHOTONICS CORP CENTRAL INDEX KEY: 0001111928 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] IRS NUMBER: 043444218 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 50 OLD WEBSTER ROAD CITY: OXFORD STATE: MA ZIP: 01540 BUSINESS PHONE: 5083731100 MAIL ADDRESS: STREET 1: 50 OLD WEBSTER ROAD CITY: OXFORD STATE: MA ZIP: 01540 4 1 wf-form4_151328523546274.xml FORM 4 X0306 4 2017-12-12 0 0001111928 IPG PHOTONICS CORP IPGP 0001234296 GAUTHIER HENRY E C/O IPG PHOTONICS CORPORATION 50 OLD WEBSTER ROAD OXFORD MA 01540 1 0 0 0 Common Stock 2017-12-12 5 G 0 E 450 0 D 20104 D /s/ Angelo P. Lopresti, Attorney-in-fact 2017-12-14