Who owns Koppers Holdings Inc.?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of KOP from SEC Form 13F filings across 217 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 217 institutions disclosed 19.4M shares of Koppers Holdings Inc. worth $871.2M — about 101.5% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
217
13F holders
$871.2M
value, 2026 filers
101.5%
of shares outstanding (19.4M sh)
33
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of KOP's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 3.0M | $136.8M | 0.0% | 15.9% | +0.1% |
| 2 | Simcoe Capital Management, LLC | 1.4M | $63.6M | 11.6% | 7.4% | +49.9% |
| 3 | DIMENSIONAL FUND ADVISORS LP | 1.2M | $55.6M | 0.0% | 6.5% | +3.9% |
| 4 | PZENA INVESTMENT MANAGEMENT LLC | 1.1M | $47.7M | 0.1% | 5.5% | -12.2% |
| 5 | FULLER & THALER ASSET MANAGEMENT, INC. | 943,279 | $42.4M | 0.1% | 4.9% | -3.6% |
| 6 | LSV ASSET MANAGEMENT | 941,881 | $42.3M | 0.1% | 4.9% | +1.7% |
| 7 | AMERICAN CENTURY COMPANIES INC | 848,068 | $38.1M | 0.0% | 4.4% | +58.5% |
| 8 | VANGUARD CAPITAL MANAGEMENT LLC | 812,629 | $36.5M | 0.0% | 4.2% | -3.3% |
| 9 | STATE STREET CORP | 804,553 | $36.1M | 0.0% | 4.2% | +7.0% |
| 10 | VANGUARD PORTFOLIO MANAGEMENT LLC | 539,047 | $24.2M | 0.0% | 2.8% | +1.6% |
| 11 | GEODE CAPITAL MANAGEMENT, LLC | 483,417 | $21.7M | 0.0% | 2.5% | +3.4% |
| 12 | Quaker Capital Investments, LLC | 408,555 | $18.3M | 5.0% | 2.1% | -10.8% |
| 13 | CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 384,122 | $17.2M | 0.0% | 2% | -19.6% |
| 14 | Invesco Ltd. | 332,605 | $14.9M | 0.0% | 1.7% | +79.2% |
| 15 | AMERIPRISE FINANCIAL INC | 285,656 | $12.8M | 0.0% | 1.5% | +9.1% |
| 16 | TWO SIGMA INVESTMENTS, LP | 266,052 | $11.9M | 0.0% | 1.4% | -36.3% |
| 17 | NORTHERN TRUST CORP | 253,481 | $11.4M | 0.0% | 1.3% | +3.4% |
| 18 | MORGAN STANLEY | 242,924 | $10.9M | 0.0% | 1.3% | +9.7% |
| 19 | Dana Investment Advisors, Inc. | 231,399 | $10.4M | 0.3% | 1.2% | -1.6% |
| 20 | Bank of New York Mellon Corp | 222,570 | $10.0M | 0.0% | 1.2% | -0.8% |
| 21 | CSM Advisors, LLC | 194,345 | $8.7M | 0.2% | 1% | -0.1% |
| 22 | ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 189,200 | $8.5M | 0.0% | 1% | +16.7% |
| 23 | GOLDMAN SACHS GROUP INC | 158,809 | $7.1M | 0.0% | 0.8% | +9.6% |
| 24 | BRIDGEWAY CAPITAL MANAGEMENT, LLC | 153,740 | $6.9M | 0.1% | 0.8% | +4.2% |
| 25 | HUNTINGTON NATIONAL BANK | 146,587 | $6.6M | 0.0% | 0.8% | -6.7% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.