PTC INC. — 8-K/A Filings
11 8-K/A filings on record
This page lists all 8-K/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 8-K/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 |
|---|---|---|---|---|
| 8-K/A | 8-K/A | 0000950170-23-003220 | Feb 17, 2023 | Mar 12, 2022 |
| 8-K/A | 8-K/A | 0000950170-23-000768 | Jan 13, 2023 | Dec 13, 2021 |
| 8-K/A | 8-K/A | 0001564590-22-002532 | Jan 27, 2022 | Jan 26, 2022 |
| 8-K/A | 8-K/A | 0001564590-21-034616 | Jun 25, 2021 | Jan 13, 2021 |
| 8-K/A | FORM 8-K/A | 0001654954-17-002145 | Mar 17, 2017 | Mar 1, 2017 |
| 8-K/A | FORM 8-K/A | 0000857005-11-000021 | Aug 9, 2011 | May 31, 2011 |
| 8-K/A | PARAMETRIC TECHNOLOGY CORPORATION | 0000950135-08-000577 | Feb 7, 2008 | Nov 30, 2007 |
| 8-K/A | FORM 8-K AMENDMENT NO.1 | 0001193125-05-195783 | Oct 3, 2005 | Jul 19, 2005 |
| 8-K/A | AMENDED 8-K FOR PTC DATED APRIL 16, 2003 | 0000857005-03-000008 | Apr 16, 2003 | — |
| 8-K/A | FORM 8-K/A | 0000927016-98-001226 | Mar 30, 1998 | Jan 12, 1998 |
| 8-K/A | FORM 8K/A | 0000950109-95-002425 | Jun 23, 1995 | May 30, 1995 |