Koppers Holdings Inc. 

PA

  SEC # 1315257

        

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1,797  SEC Filings   from  2/14/05  to  4/15/24  (Last Week)

List All Filings	or	Filer / Offerer   Owner / Insider   Issuer / Subject Company   Filing Agent
Most-Recent Filing:		‘4’ — Statement of Changes in Beneficial Ownership of Securities by an Insider — Form 4 — for 4/11/24 — Filed re:  Issuer / Subject Company — Filed by:  Lucas Stephen G
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Forms , Documents & Exhibits  in  352 Filings  Filed as:  Filer / Offerer  or  Owner / Insider

        

Latest Filing			Type		Category	Description		Documents
4/15/24			8-K		Update:		Current Reports — Form 8-K    — Press Releases & Conference Calls  — Financial Reports	181
					8-K Items:
4/15/24			Business & Operations:			•	Entry into a Material Definitive Agreement — Item 1.01    — ↓‘EX-10’	32
6/21/22	OLD		"			•	Termination of a Material Definitive Agreement — Item 1.02  OLD  — ↓‘EX-10’	5
6/25/18	OLD		Financial Info:			•	Completion of Acquisition or Disposition of Assets — Item 2.01  OLD  — ↓‘EX-2’	5
2/28/24			"			•	Results of Operations and Financial Condition — Item 2.02 — Financial Reports	81
4/15/24			"			•	Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant — Item 2.03    — ↓‘EX-10’	13
1/13/16	OLD		"			•	Cost Associated with Exit or Disposal Activities — Item 2.05  OLD  — ↓‘EX-2’	5
1/13/16	OLD		"			•	Material Impairments — Item 2.06  OLD  — ↓‘EX-2’	2
1/20/17	OLD		Securities & Trading:			•	Material Modifications to Rights of Security Holders — Item 3.03  OLD  — ↓‘EX-4’	1
3/29/16	OLD		Accountants & Accounting:			•	Changes in Registrant’s Certifying Accountant — Item 4.01  OLD  — ↓‘EX-16’	1
2/13/24			Governance & Management:			•	Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers — Item 5.02 — List of Directors & Officers	37
8/3/23			"			•	Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year — Item 5.03 — ↓‘EX-3’	3
5/5/23			"			•	Submission of Matters to a Vote of Security Holders — Item 5.07	15
9/14/23			Disclosures:			•	Regulation FD Disclosure — Item 7.01 — ↓‘EX-99’	12
1/2/24			Events:			•	Other Events — Item 8.01	30
4/15/24			Financials:			•	Financial Statements and Exhibits — Item 9.01    — Financial Reports	152
4/2/24			ARS		Update:		Annual Reports to Security Holders	11
4/2/24			DEF 14A		Proxy:		Definitive Proxy Statements — Schedule 14A    — Financial Reports	18
3/8/24			PRE 14A		Proxy:		Preliminary Proxy Statements — Schedule 14A — Financial Reports	3
2/28/24			10-K		Update:		Annual Reports — Form 10-K — Financial Reports	20
11/3/23			10-Q		Update:		Quarterly Reports — Form 10-Q — Financial Reports	57
4/25/23			CORRESP		Comment:		Comment-Response and Other Letters to the SEC  [ a.k.a. COVER ] — All Correspondence with the SEC	19
8/6/21	OLD		S-8		Registration:		Registration Statements – Securities for Certain Employee Benefit Plans — Form S-8  OLD	9
4/19/21	OLD		DEFA14A		Proxy:		Definitive Additional Proxy Soliciting Materials — Schedule 14A  OLD	3
2/27/20	OLD		424B3		Registration:		Prospectuses – New Facts or Events  OLD	7
2/27/20	OLD		S-3ASR		Registration:		Automatic Shelf Registration Statements by Well-Known Issuers — Form S-3  OLD	3
2/26/15	OLD		POSASR		Registration:		Post-Effective Amendment of an Automatic Shelf Registration Statement — Form S-3/F-3ASR  OLD	1
7/5/12	OLD		EFFECT		SEC:		SEC Notices of Effectiveness  OLD	4
6/27/12	OLD		POS AM		Registration:		Post-Effective Amendment of a Registration Statement  OLD	1
5/10/10	OLD		S-4		Registration:		Registration Statements – Securities for Mergers — Form S-4  OLD	5
9/4/09	OLD		S-3		Registration:		Registration Statements – Securities for Transactions — Form S-3  OLD	5
2/1/06	OLD		424B1		Registration:		Prospectus – Info Previously Omitted  OLD	1
1/30/06	OLD		CERTNYS		Trading:		Certification by the NYSE Approving a Listing — Form CERT  OLD	1
1/27/06	OLD		8-A12B		Registration:		Registration Statement for a Class of Securities — Form 8-A  OLD	1
1/18/06	OLD		S-1		Registration:		Registration Statements (General Form) — Form S-1  OLD	5
					General Exhibits:
4/15/24			EX-10		Material Contracts			132
2/28/24			EX-97		Clawback Policy re: Recovery of Erroneously Awarded Compensation			1
2/28/24			EX-23		Consents of Experts and Counsel			52
2/28/24			EX-24		Powers of Attorney			36
2/28/24			EX-21		Subsidiaries Lists			20
11/3/23			EX-3		Articles of Incorporation/Organization and Bylaws			45
8/6/21	OLD		EX-5		Opinions of Counsel re: Legality  OLD			22
11/4/20	OLD		EX-4		Instruments, Including Indentures, Defining the Rights of Security Holders  OLD			29
2/27/20	OLD		EX-1		Underwriting Agreements  (and mislabeled “1st Exhibits”)  OLD			3
2/27/20	OLD		EX-25		Statements of Eligibility to Act as a Trustee — Forms T-1 & T-2  OLD			12
5/3/18	OLD		EX-2		Plans of Acquisitions, Reorganizations, Arrangements, Liquidations and Successions  OLD			5
					Additional Exhibits:
4/15/24			EX-99		Miscellaneous Exhibits, such as Press Releases    — Press Releases & Conference Calls			173
					Financials:
4/15/24			XML  &  R#		IDEA Financial Reports Info    — Financial Reports			5,115
4/15/24			EXCEL		IDEA Workbooks of Financial Reports Info    — Workbooks of Financial Reports			112
4/15/24			EX-101.*		XBRL Data  (XBRL Files)			459
4/15/24			JSON		XBRL Instances as JavaScript Object Notation Data  (JSON Files)			69
4/15/24			ZIP		XBRL Zipped Folders   (Folders of XBRL Files)			106
2/28/24			EX-31		Certifications — §302 – SOA’02			152
2/28/24			EX-32		Certifications — §906 – SOA’02			76
11/8/18	OLD		EX-12		Statements re: Computations of Ratios  OLD			48
3/29/16	OLD		EX-16		Letter re: a Change in Accountant  OLD			1
1/9/06	OLD		EX-11		Statement re: the Computation of Earnings Per Share  OLD			1
					Graphics:
4/15/24			GRAPHIC		Photos, Images and Graphs			863

Forms , Documents & Exhibits  in  1,445 Filings  Filed re:  Issuer / Subject Company

        

List all Money Managers that own this Security Issuer:  CUSIP 50060P

        

Latest Filing			Type		Category	Description		Documents
4/15/24			4		Ownership:		Statements of Changes in Beneficial Ownership of Securities by Insiders — Form 4	1,188
3/21/24			144		Ownership:		Notices of Proposed Sales of Securities by Insiders — Form 144	36
2/14/24			3		Ownership:		Initial Statements of Beneficial Ownership of Securities by Insiders — Form 3	57
2/13/24			SC 13G		Ownership:		Statements of Acquisitions of Beneficial Ownership by “Passive” Investors — Schedule 13G	115
1/20/23	OLD		5		Ownership:		Annual Statements of Changes in Beneficial Ownership of Securities by Insiders — Form 5  OLD	31
					Letters:
4/28/23			LETTER		Comment and Other Letters from the SEC  [ a.k.a. UPLOAD ] — All Correspondence with the SEC			18
4/28/23			TEXT-EXTRACT		Comment and Other Letters from the SEC – PDFs’ Text  [ a.k.a. LETTER ]			2
					General Exhibits:
2/14/24			EX-24		Powers of Attorney			52

        

Filings History

Year		# of Filings
2024		65
2023		134
2022		88
2021		72
2020		97
2019		55
2018		90
2017		69
2016		89
2015		90
2014		123
2013		130
2012		108
2011		70
2010		106
2009		86
2008		94
2007		97
2006		117
2005		17