Who Owns Koppers Holdings Inc (KOP)? -- Institutional Holders (2026-06-30)

228 institutions reported holding $888.3M of Koppers Holdings Inc (KOP) in SEC 13F filings for 2026-06-30. Largest institutional holders: BlackRock, Inc. ($136.8M), VANGUARD GROUP INC ($69.2M), Simcoe Capital Management, LLC ($63.6M), DIMENSIONAL FUND ADVISORS LP ($55.6M), PZENA INVESTMENT MANAGEMENT LLC ($47.7M). Source: SEC Form 13F.

RankInstitutionValueSharesChange
1BlackRock, Inc.$136.8M3.0MAdded
2VANGUARD GROUP INC$69.2M1.5MTrimmed
3Simcoe Capital Management, LLC$63.6M1.4MAdded
4DIMENSIONAL FUND ADVISORS LP$55.6M1.2MAdded
5PZENA INVESTMENT MANAGEMENT LLC$47.7M1.1MTrimmed
6FULLER & THALER ASSET MANAGEMENT, INC.$42.4M943,279Trimmed
7LSV ASSET MANAGEMENT$42.3M941,881Added
8AMERICAN CENTURY COMPANIES INC$38.1M848,068Added
9STATE STREET CORP$36.1M804,553Added
10GEODE CAPITAL MANAGEMENT, LLC$21.7M483,417Added
11Quaker Capital Investments, LLC$18.3M408,555Trimmed
12Sixth Street Partners Management Company, L.P.$17.2M384,122New
13CHARLES SCHWAB INVESTMENT MANAGEMENT INC$17.2M384,122Trimmed
14Invesco Ltd.$14.9M332,605Added
15AMERIPRISE FINANCIAL INC$12.8M285,656Added
16TWO SIGMA INVESTMENTS, LP$11.9M266,052Trimmed
17NORTHERN TRUST CORP$11.4M253,481Added
18MORGAN STANLEY$10.9M242,924Added
19Dana Investment Advisors, Inc.$10.4M231,399Trimmed
20Bank of New York Mellon Corp$10.0M222,570Trimmed
21CSM Advisors, LLC$8.7M194,345Trimmed
22ARROWSTREET CAPITAL, LIMITED PARTNERSHIP$8.5M189,200Added
23GOLDMAN SACHS GROUP INC$7.1M158,809Added
24BRIDGEWAY CAPITAL MANAGEMENT, LLC$6.9M153,740Added
25HUNTINGTON NATIONAL BANK$6.6M146,587Trimmed

Source: SEC Form 13F filings · as of 2026-06-30