# KOPPERS HOLDINGS INC COM

KOPPERS HOLDINGS INC COM is a security (CUSIP 50060P106) tracked across SEC portfolio filings. 221 institutional managers reported $656.8M on Form 13F as of 2026-06-30; 20 registered fund positions totaling $52.2M via N-PORT as of 2026-05-31.

## Summary

- Issuer: KOPPERS HOLDINGS INC
- Class: COM
- CUSIP: 50060P106
- Asset category: EC
- 13F holders: 221
- 13F value: $656.8M
- 13F period: 2026-06-30
- N-PORT fund positions: 20
- N-PORT value: $52.2M
- N-PORT report: 2026-05-31

## Top institutional holders (Form 13F)

_Showing 15 of 221 managers by value._

| Manager | Location | Value | Shares |
| --- | --- | --- | --- |
| BlackRock, Inc. | New York, NY | $117.8M | 3,045,112 |
| PZENA INVESTMENT MANAGEMENT LLC | New York, NY | $46.8M | 1,209,376 |
| DIMENSIONAL FUND ADVISORS LP | AUSTIN, TX | $46.1M | 1,191,358 |
| [VANGUARD GROUP INC](https://search.stillhousedata.com/firm/105958) | Valley Forge, PA | $41.7M | 1,540,012 |
| FULLER & THALER ASSET MANAGEMENT, INC. | San Mateo, CA | $37.9M | 978,590 |
| [Simcoe Capital Management, LLC](https://search.stillhousedata.com/firm/161985) | NEW YORK, NY | $36.5M | 944,430 |
| STATE STREET CORP | BOSTON, MA | $29.1M | 752,264 |
| AMERICAN CENTURY COMPANIES INC | KANSAS CITY, MO | $20.7M | 535,002 |
| [CHARLES SCHWAB INVESTMENT MANAGEMENT INC](https://search.stillhousedata.com/firm/106753) | SAN FRANCISCO, CA | $18.5M | 477,878 |
| [GEODE CAPITAL MANAGEMENT, LLC](https://search.stillhousedata.com/firm/115504) | BOSTON, MA | $18.1M | 467,609 |
| Quaker Capital Investments, LLC | Pittsburgh, PA | $17.7M | 457,852 |
| [TWO SIGMA INVESTMENTS, LP](https://search.stillhousedata.com/firm/137137) | New York, NY | $16.2M | 417,536 |
| Bank of New York Mellon Corp | NEW YORK, NY | $10.0M | 222,570 |
| NORTHERN TRUST CORP | CHICAGO, IL | $9.5M | 245,163 |
| [Dana Investment Advisors, Inc.](https://search.stillhousedata.com/firm/105879) | BROOKFIELD, WI | $9.1M | 235,235 |

## Top fund holders (N-PORT)

_Showing 15 of 20 fund positions by value._

| Fund | Registrant | Value | % of fund |
| --- | --- | --- | --- |
| [Undiscovered Managers Behavioral Value Fund](https://search.stillhousedata.com/fund/S000004186) | UNDISCOVERED MANAGERS FUNDS | $30.9M | 35.75% |
| [VANGUARD EXTENDED MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002841) | VANGUARD INDEX FUNDS | $8.6M | 1.05% |
| [VANGUARD RUSSELL 2000 INDEX FUND](https://search.stillhousedata.com/fund/S000030003) | VANGUARD SCOTTSDALE FUNDS | $4.0M | 2.26% |
| [U.S. MICRO CAP PORTFOLIO](https://search.stillhousedata.com/fund/S000000948) | DFA INVESTMENT DIMENSIONS GROUP INC | $2.9M | 3.87% |
| [Master Small Cap Index Series](https://search.stillhousedata.com/fund/S000002716) | Quantitative Master Series LLC | $1.2M | 2.40% |
| [Federated Hermes Opportunistic High Yield Bond Fund](https://search.stillhousedata.com/fund/S000009061) | Federated Hermes High Yield Trust | $1.1M | 25.88% |
| [Goldman Sachs ActiveBeta(R) U.S. Small Cap Equity ETF](https://search.stillhousedata.com/fund/S000048296) | Goldman Sachs ETF Trust | $829K | 8.41% |
| [Russell Investments U.S. Small Cap Equity ETF](https://search.stillhousedata.com/fund/S000089990) | Russell Investments Exchange Traded Funds | $740K | 149.81% |
| [VANGUARD BALANCED INDEX FUND](https://search.stillhousedata.com/fund/S000002560) | VANGUARD VALLEY FORGE FUNDS | $407K | 0.07% |
| [BNY Mellon Smallcap Stock Index Fund](https://search.stillhousedata.com/fund/S000000132) | BNY MELLON INDEX FUNDS, INC. | $391K | 4.62% |
| [VANGUARD INSTITUTIONAL TOTAL STOCK MARKET INDEX FUND](https://search.stillhousedata.com/fund/S000002855) | VANGUARD INSTITUTIONAL INDEX FUNDS | $374K | 0.12% |
| ROYCE SMALL-CAP TRUST, INC. | ROYCE SMALL-CAP TRUST, INC. | $319K | 1.43% |
| [Longview Advantage ETF](https://search.stillhousedata.com/fund/S000086399) | RBB Fund Trust | $161K | 2.45% |
| [Federated Hermes Global Allocation Fund](https://search.stillhousedata.com/fund/S000009117) | Federated Hermes Global Allocation Fund | $123K | 4.20% |
| [Federated Hermes Strategic Income Fund](https://search.stillhousedata.com/fund/S000009739) | Federated Hermes Fixed Income Securities, Inc. | $105K | 1.83% |

## More

- [This page as markdown (for LLM agents)](https://search.stillhousedata.com/security/50060P106.md)
- [Search all SEC filings, advisers and people on Adviser Search](https://search.stillhousedata.com/)

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Source: public SEC filing data via Adviser Search (https://search.stillhousedata.com).
Agents: this data is also queryable via MCP tools and read-only SQL — see https://search.stillhousedata.com/llms.txt.