PTC INC. — SC 13D/A Filings
11 SC 13D/A filings on record
This page lists all SC 13D/A filings submitted to the SEC by PTC INC. (PTC), sorted by most recent first. Each row links to the full filing on EdgarLookup. PTC INC. has filed 11 SC 13D/A documents with the SEC since 2016. To view all SEC filings by PTC INC., see the full filings list.
All
10-K
10-K405
10-K405/A
10-Q
10-Q/A
144
144/A
15-12G
3
3/A
4
4/A
424B2
424B3
424B5
424B7
5
5/A
8-A12G
8-K
8-K/A
ARS
CORRESP
CT ORDER
DEF 14A
DEFA14A
FWP
NT 10-K
NT 10-Q
POS AM
PRE 14A
S-3
S-3/A
S-3ASR
S-4
S-8
S-8 POS
SC 13D
SC 13D/A
SC 13G
SC 13G/A
SC TO-C
SC TO-I
SC TO-I/A
SCHEDULE 13G/A
SEC STAFF LETTER
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| SC 13D/A | SC 13D/A | 0001193125-23-200552 | Aug 1, 2023 | — |
| SC 13D/A | SC 13D/A | 0001193125-23-170129 | Jun 20, 2023 | — |
| SC 13D/A | SC 13D/A | 0001193125-23-148343 | May 18, 2023 | — |
| SC 13D/A | SC 13D/A | 0001193125-23-039171 | Feb 14, 2023 | — |
| SC 13D/A | SC 13D/A | 0001193125-22-164692 | Jun 1, 2022 | — |
| SC 13D/A | SC 13D/A | 0001193125-21-322355 | Nov 8, 2021 | — |
| SC 13D/A | SC 13D/A | 0001193125-21-160482 | May 13, 2021 | — |
| SC 13D/A | — | 0000860655-97-000003 | Jan 17, 1997 | — |
| SC 13D/A | — | 0000860655-96-000125 | Nov 1, 1996 | — |
| SC 13D/A | — | 0000860655-96-000097 | Aug 9, 1996 | — |
| SC 13D/A | — | 0000860655-96-000078 | Jul 26, 1996 | — |