0001111928-15-000131.txt : 20151030 0001111928-15-000131.hdr.sgml : 20151030 20151030163446 ACCESSION NUMBER: 0001111928-15-000131 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20151028 FILED AS OF DATE: 20151030 DATE AS OF CHANGE: 20151030 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 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: GAPONTSEV VALENTIN P CENTRAL INDEX KEY: 0001130421 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-33155 FILM NUMBER: 151187950 MAIL ADDRESS: STREET 1: 660 MAIN STREET CITY: STURBRIDGE STATE: MA ZIP: 01566 4 1 wf-form4_144623727571111.xml FORM 4 X0306 4 2015-10-28 0 0001111928 IPG PHOTONICS CORP IPGP 0001130421 GAPONTSEV VALENTIN P C/O IPG PHOTONICS CORPORATION 50 OLD WEBSTER ROAD OXFORD MA 01540 1 1 1 0 CEO & Chairman of the Board Common Stock 2015-10-28 4 S 0 100 85 D 240231 D The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan adopted by the Reporting Person on March 4, 2015. /s/ Angelo P. Lopresti, Attorney-in-Fact 2015-10-28