0001111928-26-000145.txt : 20260722 0001111928-26-000145.hdr.sgml : 20260722 20260722161206 ACCESSION NUMBER: 0001111928-26-000145 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20260721 FILED AS OF DATE: 20260722 DATE AS OF CHANGE: 20260722 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Valentin Gapontsev Trust I CENTRAL INDEX KEY: 0001508155 ORGANIZATION NAME: STATE OF INCORPORATION: MA FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-33155 FILM NUMBER: 261193817 BUSINESS ADDRESS: STREET 1: 3 EXECUTIVE PARK DRIVE, SUITE 302 CITY: BEDFORD STATE: NH ZIP: 03110 BUSINESS PHONE: 508-373-1123 MAIL ADDRESS: STREET 1: 3 EXECUTIVE PARK DRIVE, SUITE 302 CITY: BEDFORD STATE: NH ZIP: 03110 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: IPG PHOTONICS CORP CENTRAL INDEX KEY: 0001111928 STANDARD INDUSTRIAL CLASSIFICATION: SEMICONDUCTORS & RELATED DEVICES [3674] ORGANIZATION NAME: 04 Manufacturing EIN: 043444218 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 377 SIMARANO DRIVE CITY: MARLBOROUGH STATE: MA ZIP: 01752 BUSINESS PHONE: 5083731100 MAIL ADDRESS: STREET 1: 377 SIMARANO DRIVE CITY: MARLBOROUGH STATE: MA ZIP: 01752 4 1 wk-form4_1784751124.xml FORM 4