EdgarLookup

Koppers Holdings Inc. — 5 Filings

29 5 filings on record

This page lists all 5 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 29 5 documents with the SEC since 2015. To view all SEC filings by Koppers Holdings Inc., see the full filings list.

Overview All Filings Financials Insiders
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
5 FORM 5 SUBMISSION 0001209191-23-004220 Jan 20, 2023 Dec 31, 2017
5 FORM 5 SUBMISSION 0001209191-23-004213 Jan 20, 2023 Dec 31, 2022
5 FORM 5 SUBMISSION 0001209191-22-004843 Jan 25, 2022 Dec 31, 2021
5 FORM 5 SUBMISSION 0001209191-21-007056 Feb 3, 2021 Dec 31, 2020
5 FORM 5 SUBMISSION 0001209191-20-009617 Feb 14, 2020 Dec 31, 2019
5 FORM 5 SUBMISSION 0001209191-20-005723 Jan 31, 2020 Dec 31, 2019
5 FORM 5 SUBMISSION 0001209191-18-005086 Jan 24, 2018 Dec 31, 2017
5 FORM 5 SUBMISSION 0001209191-18-005082 Jan 24, 2018 Dec 31, 2017
5 FORM 5 - WALTER W. TURNER 0001181431-15-002560 Feb 17, 2015 Dec 31, 2014
5 FORM 5 - LESLIE S. HYDE 0001181431-15-002559 Feb 17, 2015 Dec 31, 2014
5 FORM 5 - DAVID M. HILLENBRAND 0001181431-15-002558 Feb 17, 2015 Dec 31, 2014
5 FORM 5 - JAMES T. DIETZ 0001181431-15-002557 Feb 17, 2015 Dec 31, 2014
5 FORM 5 - WALTER W. TURNER 0001181431-14-018770 May 9, 2014 Dec 31, 2013
5 FORM 5 - LESLIE S. HYDE 0001181431-14-006693 Feb 13, 2014 Dec 31, 2013
5 FORM 5 - JAMES T. DIETZ 0001181431-14-006692 Feb 13, 2014 Dec 31, 2013
5 FORM 5 - JAMES C. STALDER 0001181431-12-008432 Feb 14, 2012 Dec 31, 2011
5 FORM 5 - LESLIE S. HYDE 0001181431-11-009290 Feb 11, 2011 Dec 31, 2010
5 FORM 5 - LESLIE S. HYDE 0001181431-10-009253 Feb 16, 2010 Dec 31, 2009
5 FORM 5 - DAVID M. HILLENBRAND 0001181431-10-009252 Feb 16, 2010 Dec 31, 2009
5 FORM 5 - ROBERT CIZIK 0001181431-09-009278 Feb 17, 2009 Dec 31, 2008
5 FORM 5 - CLAYTON A. SWEENEY 0001181431-09-009277 Feb 17, 2009 Dec 31, 2008
5 FORM 5 - CLAYTON A. SWEENEY 0001181431-08-010558 Feb 14, 2008 Dec 31, 2007
5 FORM 5 - DAVID M. HILLENBRAND 0001181431-08-010556 Feb 14, 2008 Dec 31, 2007
5 FORM 5 - LESLIE S. HYDE 0001181431-08-010545 Feb 14, 2008 Dec 31, 2007
5 FORM 5 - ROBERT CIZIK 0001181431-08-010543 Feb 14, 2008 Dec 31, 2007
5 FORM 5 - ROBERT CIZIK 0001181431-07-011542 Feb 14, 2007 Dec 31, 2006
5 FORM 5 - LESLIE S. HYDE 0001181431-07-011541 Feb 14, 2007 Dec 31, 2006
5 FORM 5 - ROBERT H. WOMBLES 0001181431-07-011529 Feb 14, 2007 Dec 31, 2006
5 FORM 5 - WALTER W. TURNER 0001181431-07-011545 Feb 14, 2007 Dec 31, 2006