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Filing Detail
Form 4 - Statement of changes in beneficial ownership of securities:
SEC Accession No. 0001111928-18-000080
Filing Date
2018-05-23
Accepted
2018-05-23 17:38:57
Documents
1
Period of Report
2018-05-21

Document Format Files

Seq Description Document Type Size
1 FORM 4 wf-form4_152711152347502.html 4  
1 FORM 4 wf-form4_152711152347502.xml 4 3477
  Complete submission text file 0001111928-18-000080.txt   4976
Mailing Address 50 OLD WEBSTER ROAD OXFORD MA 01540
Business Address 50 OLD WEBSTER ROAD OXFORD MA 01540 5083731100
IPG PHOTONICS CORP (Issuer) CIK: 0001111928 (see all company filings)

IRS No.: 043444218 | State of Incorp.: DE | Fiscal Year End: 1231
SIC: 3674 Semiconductors & Related Devices

Mailing Address 50 OLD WEBSTER ROAD OXFORD MA 01540
Business Address 50 OLD WEBSTER ROAD OXFORD MA 01540 5083731123
Valentin Gapontsev Trust I (Reporting) CIK: 0001508155 (see all company filings)

State of Incorp.: MA | Fiscal Year End: 1231
Type: 4 | Act: 34 | File No.: 001-33155 | Film No.: 18855997