BlackRock, Inc.

13F Holdings History for Koppers Holdings Inc. - Common Stock (KOP)

Symbol: KOP on NYSE
Investment type: Equity / Common Stock
Latest Disclosed Ownership: 3.59M shares
Security Ownership: 17.8%

Shares, Excluding Options vs Price

Value, Excluding Options

BlackRock, Inc. ownership in Koppers Holdings Inc. Common Stock (KOP)

2025-04-23 - BlackRock, Inc. has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 3.59M shares of Koppers Holdings Inc. Common Stock (KOP). This represents 17.8% percent ownership of the company. In their previous filing dated 2025-02-05, BlackRock, Inc. had reported owning 3.98M shares, indicating a decrease of -9.74% percent.

Reporting Name	Ownership %	Change	Value $	Shares owned	Change	Activity %	Price	Form	Report date	Filed at
BlackRock, Inc.	17.8%	-9%	$87.6M	3.59M	-387,450	-9.74%	$24.38	13G/A	3/31/2025	23 Apr 2025 20:57:57
BlackRock, Inc.	19.6%		$97M	3.98M			$24.38	13G/A	12/31/2024	5 Feb 2025 17:28:46

Holdings date	Weight	Change	Value $	Shares	Change	Activity %	Price	All Holders
9/30/2025	0%	0%	$102M	3.65M	-41,109	-1.11%	$28.00	Q3 2025
6/30/2025	0%	0%	$119M	3.69M	-50,481	-1.35%	$32.15	Q2 2025
3/31/2025	0%	0%	$105M	3.74M	-239,970		$28.00	Q1 2025
12/31/2024	0%	+0%	$129M	3.98M	+159,740	+4.18%	$32.40	Q4 2024
9/30/2024	0%		$140M	3.82M			$36.53	Q3 2024

* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.