Koppers Holdings Inc. — UPLOAD Filings
18 UPLOAD filings on record
This page lists all UPLOAD filings submitted to the SEC by Koppers Holdings Inc. (KOP), sorted by most recent first. Each row links to the full filing on EdgarLookup. Koppers Holdings Inc. has filed 18 UPLOAD documents with the SEC since 2015. To view all SEC filings by Koppers Holdings Inc., see the full filings list.
All
10-K
10-K/A
10-Q
144
144/A
3
3/A
4
4/A
424B1
424B3
5
5/A
8-A12B
8-K
8-K/A
ARS
CERTNYS
CORRESP
DEF 14A
DEFA14A
EFFECT
POS AM
POSASR
PRE 14A
S-1
S-1/A
S-3
S-3/A
S-3ASR
S-4
S-4/A
S-8
SC 13G
SC 13G/A
SCHEDULE 13G
SCHEDULE 13G/A
UPLOAD
| Form | Description | Accession Number | Filed | Period |
|---|---|---|---|---|
| UPLOAD | — | 0000000000-23-004354 | Apr 28, 2023 | — |
| UPLOAD | — | 0000000000-23-003604 | Apr 11, 2023 | — |
| UPLOAD | — | 0000000000-14-016304 | Apr 2, 2014 | — |
| UPLOAD | — | 0000000000-14-006370 | Feb 6, 2014 | — |
| UPLOAD | — | 0000000000-13-069808 | Dec 23, 2013 | — |
| UPLOAD | — | 0000000000-12-066389 | Dec 10, 2012 | — |
| UPLOAD | — | 0000000000-12-056254 | Oct 11, 2012 | — |
| UPLOAD | — | 0000000000-10-014857 | Mar 17, 2010 | — |
| UPLOAD | — | 0000000000-10-006951 | Feb 3, 2010 | — |
| UPLOAD | — | 0000000000-09-073110 | Dec 30, 2009 | — |
| UPLOAD | — | 0000000000-09-039373 | Jul 24, 2009 | — |
| UPLOAD | — | 0000000000-08-032670 | Jul 2, 2008 | — |
| UPLOAD | — | 0000000000-08-030000 | Jun 16, 2008 | — |
| UPLOAD | — | 0000000000-08-022766 | May 2, 2008 | — |
| UPLOAD | — | 0000000000-06-001983 | Jan 12, 2006 | — |
| UPLOAD | — | 0000000000-06-001979 | Jan 12, 2006 | — |
| UPLOAD | — | 0000000000-05-056660 | Nov 8, 2005 | — |
| UPLOAD | — | 0000000000-05-052148 | Oct 12, 2005 | — |