IPG PHOTONICS CORP — SC 13D/A Filings
5 SC 13D/A filings on record
This page lists all SC 13D/A filings submitted to the SEC by IPG PHOTONICS CORP (IPGP), sorted by most recent first. Each row links to the full filing on EdgarLookup. IPG PHOTONICS CORP has filed 5 SC 13D/A documents with the SEC since 2014. To view all SEC filings by IPG PHOTONICS CORP, see the full filings list.
All
10-K
10-K/A
10-Q
144
3
4
4/A
424B3
424B4
424B5
5
8-A12B
8-A12B/A
8-K
8-K/A
ARS
CERTNAS
CORRESP
D
DEF 14A
DEFA14A
DEFR14A
EFFECT
FWP
PRE 14A
REGDEX
RW
S-1
S-1/A
S-3
S-3ASR
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SCHEDULE 13D/A
SCHEDULE 13G/A
SD
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13D/A | SC 13D/A | 0001508155-24-000004 | Jan 4, 2024 | — |
| SC 13D/A | SC 13D/A | 0001508155-21-000003 | Nov 1, 2021 | — |
| SC 13D/A | SC 13D/A | 0001111928-15-000021 | Feb 11, 2015 | — |
| SC 13D/A | — | 0001111928-12-000142 | Dec 17, 2012 | — |
| SC 13D/A | IPGP SCHEDULE 13D/A AMENDMENT NO. 2 | 0001111928-11-000082 | May 23, 2011 | — |