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Koppers (KOP) Institutional Ownership

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$51.11 -1.22 (-2.33%)
Closing price 08/7/2026 03:59 PM Eastern
Extended Trading
$51.16 +0.05 (+0.09%)
As of 08/7/2026 07:34 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Massive. Learn more.
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Institutional Ownership Changes (13F Filings) for Koppers (NYSE:KOP)

Current
Institutional Ownership
Percentage
92.75%
Number of
Institutional Buyers
(last 12 months)
97
Total
Institutional Inflows
(last 12 months)
$289.46M
Number of
Institutional Sellers
(last 12 months)
70
Total
Institutional Outflows
(last 12 months)
$60.65M
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KOP Institutional Buying and Selling by Quarter

Koppers Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/7/2026 Pzena Investment Management LLC1,061,285$47.65M0.1%N/A5.519%
8/7/2026 BlackRock Inc.3,047,603$136.84M0.0%N/A15.848%
8/7/2026 Deutsche Bank AG17,582$789K0.0%N/A0.091%
8/6/2026 Bank of New York Mellon Corp222,570$9.99M0.0%N/A1.157%
8/6/2026 State of Wyoming8,550$384K0.0%N/A0.044%
8/1/2026 Mirabella Financial Services LLP4,768$214K0.0%N/A0.025%
7/30/2026 Assetmark Inc.679$30K0.0%N/A0.004%
7/29/2026 Swiss Life Asset Management Ltd4,942$222K0.0%N/A0.026%
5/19/2026Bank of America Corp DE128,948$4.99M0.0%+27.0%0.671%
5/18/2026Royal Bank of Canada2,485$96K0.0%-91.2%0.013%
5/18/2026Empowered Funds LLC96,573$3.74M0.0%+8.3%0.502%
5/16/2026The Manufacturers Life Insurance Company 5,180$200K0.0%N/A0.027%
5/16/2026Quantinno Capital Management LP19,839$767K0.0%+25.1%0.103%
5/16/2026Lazard Asset Management LLC21,395$828K0.0%-72.9%0.111%
5/14/2026Renaissance Technologies LLC5,500$213K0.0%-30.4%0.029%
5/14/2026Gamco Investors INC. ET AL28,814$1.12M0.0%-6.2%0.150%
5/14/2026Public Employees Retirement System of Ohio2,575$100K0.0%-65.7%0.013%
5/14/2026Arrowstreet Capital Limited Partnership162,072$6.27M0.0%N/A0.843%
5/14/2026Sei Investments Co.69,979$2.71M0.0%+87.5%0.364%
5/14/2026 State of Wyoming6,704$259K0.0%-52.9%0.035%
5/13/2026First Trust Advisors LP64,141$2.48M0.0%+2.9%0.334%
5/7/2026Dimensional Fund Advisors LP1,191,358$46.08M0.0%+1.5%6.160%
5/6/2026Allspring Global Investments Holdings LLC13,694$530K0.0%+11.5%0.071%
5/5/2026 Kestrel Investment Management Corp83,450$3.23M1.9%-0.4%0.431%
5/5/2026 Bank of New York Mellon Corp224,256$8.67M0.0%-3.1%1.160%
5/5/2026Illinois Municipal Retirement Fund10,201$395K0.0%-8.1%0.053%
5/4/2026 Principal Financial Group Inc.135,586$5.24M0.0%+16.4%0.701%
5/4/2026 J. Safra Sarasin Holding AG10,255$397K0.0%N/A0.053%
5/1/2026 Fifth Third Bancorp15,933$616K0.0%+7,175.3%0.082%
4/30/2026Hsbc Holdings PLC8,477$323K0.0%N/A0.044%
4/30/2026 Waterfront Wealth Inc.41,495$1.61M0.3%-22.0%0.215%
4/30/2026 Kestra Advisory Services LLC5,297$205K0.0%+25.3%0.027%
4/28/2026DGS Capital Management LLC8,343$323K0.1%N/A0.043%
4/27/2026 New York State Teachers Retirement System3,017$117K0.0%-90.0%0.016%
4/25/2026 Pzena Investment Management LLC1,209,376$46.78M0.2%+0.4%6.253%
4/22/2026 Skylands Capital LLC21,050$814K0.1%-73.9%0.109%
4/22/2026 Janney Montgomery Scott LLC8,992$348K0.0%N/A0.046%
4/21/2026 Louisiana State Employees Retirement System8,700$337K0.0%N/A0.045%
4/16/2026 SG Americas Securities LLC4,246$164K0.0%N/A0.022%
3/9/2026 EMC Capital Management3,080$83K0.0%-15.0%0.016%
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2/18/2026State of Tennessee Department of Treasury15,256$449K0.0%+37.0%0.078%
2/18/2026Fuller & Thaler Asset Management Inc.1,013,818$27.45M0.1%-8.6%5.169%
2/18/2026Empowered Funds LLC89,175$2.42M0.0%-24.1%0.455%
2/18/2026XTX Topco Ltd24,255$657K0.0%N/A0.124%
2/18/2026Numerai GP LLC17,996$487K0.1%N/A0.092%
2/18/2026Millennium Management LLC29,559$800K0.0%-59.6%0.151%
2/18/2026Engineers Gate Manager LP48,228$1.31M0.0%+0.7%0.246%
2/18/2026Bridgeway Capital Management LLC140,128$3.80M0.1%-34.5%0.714%
2/17/2026Guggenheim Capital LLC20,959$568K0.0%N/A0.107%
2/17/2026PDT Partners LLC13,383$362K0.0%-50.0%0.068%
2/17/2026AQR Capital Management LLC94,986$2.57M0.0%-4.5%0.484%
2/17/2026Lazard Asset Management LLC79,029$2.14M0.0%+294.2%0.403%
2/17/2026Trexquant Investment LP35,947$973K0.0%-49.7%0.183%
2/17/2026Jump Financial LLC11,907$322K0.0%-59.3%0.061%
2/17/2026Public Employees Retirement System of Ohio7,515$204K0.0%-21.8%0.038%
2/17/2026 Russell Investments Group Ltd.210,209$5.69M0.0%+16.8%1.072%
2/17/2026State of Wisconsin Investment Board17,418$472K0.0%-57.1%0.089%
2/17/2026ExodusPoint Capital Management LP42,553$1.15M0.0%+357.7%0.217%
2/17/2026Royal Bank of Canada28,309$767K0.0%-58.9%0.144%
2/17/2026Mangrove Partners IM LLC22,732$616K0.1%N/A0.116%
2/16/2026Squarepoint Ops LLC48,470$1.31M0.0%-46.2%0.247%
2/16/2026Verition Fund Management LLC16,470$446K0.0%+4.0%0.084%
2/16/2026Mariner LLC24,016$650K0.0%+13.4%0.122%
2/16/2026Barclays PLC35,939$973K0.0%+20.8%0.183%
2/16/2026Bristlecone Value Partners LLC10,650$288K0.3%N/A0.054%
2/13/2026 Kestra Advisory Services LLC4,227$114K0.0%N/A0.022%
2/13/2026Simcoe Capital Management LLC813,590$22.03M3.9%N/A4.149%
2/13/2026Quaker Capital Investments LLC474,865$12.86M3.3%+13.5%2.422%
2/13/2026Jacobs Levy Equity Management Inc.59,093$1.60M0.0%-33.1%0.301%
2/13/2026Public Sector Pension Investment Board67,865$1.84M0.0%-11.7%0.346%
2/13/2026First Trust Advisors LP62,361$1.69M0.0%+0.9%0.318%
2/13/2026Charles Schwab Investment Management Inc.568,413$15.39M0.0%+4.0%2.899%
2/13/2026 State Street Corp764,324$20.70M0.0%-0.7%3.898%
2/13/2026 Boston Partners22,080$598K0.0%+4.4%0.113%
2/13/2026Dynamic Technology Lab Private Ltd29,423$797K0.2%+1.1%0.150%
2/13/2026Wells Fargo & Company MN21,383$579K0.0%+39.9%0.109%
2/13/2026JB Capital Partners LP70,000$1.90M0.3%N/A0.357%
2/12/2026HRT Financial LP44,528$1.21M0.0%-53.7%0.227%
2/12/2026Renaissance Technologies LLC7,900$214K0.0%-71.1%0.040%
2/12/2026Dimensional Fund Advisors LP1,173,525$31.78M0.0%-0.4%5.984%
2/12/2026EntryPoint Capital LLC24,716$669K0.3%-4.6%0.126%
2/12/2026Federated Hermes Inc.68,127$1.85M0.0%+3.7%0.347%
2/12/2026Ensign Peak Advisors Inc2,170$59K0.0%-66.5%0.011%
2/12/2026Fuller & Thaler Asset Management Inc.1,013,818$27.45M0.1%-8.6%5.170%
2/12/2026 Campbell & CO Investment Adviser LLC21,657$586K0.0%+10.9%0.110%
2/12/2026Ironwood Investment Management LLC77,416$2.10M0.9%-6.1%0.395%
2/12/2026Nuveen LLC63,569$1.72M0.0%-4.8%0.324%
2/11/2026CSM Advisors LLC177,480$4.81M0.1%+27.1%0.905%
2/11/2026Empowered Funds LLC89,175$2.42M0.0%-24.1%0.455%
2/11/2026Brandywine Global Investment Management LLC44,880$1.22M0.0%+9.8%0.229%
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2/11/2026O Shaughnessy Asset Management LLC104,179$2.82M0.0%+56.3%0.531%
2/11/2026 State of Wyoming14,235$385K0.0%+45.2%0.073%
2/10/2026 Marble Wealth LLC15,085$409K0.1%N/A0.077%
2/10/2026Goldman Sachs Group Inc.136,080$3.69M0.0%+76.3%0.694%
2/10/2026Intech Investment Management LLC73,572$1.99M0.0%+521.2%0.375%
2/9/2026Geode Capital Management LLC457,548$12.39M0.0%-1.8%2.333%
2/6/2026 LSV Asset Management945,231$25.60M0.1%-1.0%4.820%
2/6/2026 Pzena Investment Management LLC1,204,252$32.61M0.1%-3.6%6.141%
2/5/2026Gamco Investors INC. ET AL30,714$832K0.0%-26.4%0.157%
2/4/2026Pacific Ridge Capital Partners LLC39,568$1.07M0.2%+4.7%0.202%


KOP Institutional Ownership - Frequently Asked Questions

During the previous two years, 187 institutional investors and hedge funds held shares of Koppers. The most heavily invested institutionals were BlackRock Inc. ($136.84M), Pzena Investment Management LLC ($47.65M), Dimensional Fund Advisors LP ($46.08M), Vanguard Group Inc. ($43.11M), Fuller & Thaler Asset Management Inc. ($27.45M), LSV Asset Management ($25.60M), and Simcoe Capital Management LLC ($22.03M).Learn more on Koppers' institutional investors.

92.75% of Koppers' stock is owned by institutional investors. Learn more on KOP's institutional investor holdings.

Of the 156 institutional investors that purchased Koppers' stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: BlackRock Inc. ($3.05M), Pzena Investment Management LLC ($1.91M), Simcoe Capital Management LLC ($813.59K), LSV Asset Management ($323.88K), Bank of New York Mellon Corp ($229.75K), Principal Financial Group Inc. ($214.29K), and Foundry Partners LLC ($195.29K).

Institutional investors have bought a total of 7,528,238 shares in the last 24 months. This purchase volume represents approximately $289.46M in transactions.

Of the 70 institutional investors that sold Koppers' stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Vanguard Group Inc. ($355.73K), Millennium Management LLC ($271.27K), Fuller & Thaler Asset Management Inc. ($191.77K), Kennedy Capital Management LLC ($86.54K), Bridgeway Capital Management LLC ($84.54K), Royal Bank of Canada ($66.31K), and Skylands Capital LLC ($59.70K).

Institutional investors have sold a total of 2,081,734 shares in the last 24 months. This volume of shares sold represents approximately $60.65M in transactions.


Related Companies

Institutional ownership data for NYSE:KOP is compiled from quarterly 13F filings submitted to the U.S. Securities and Exchange Commission (SEC), with the most recent received on 8/7/2026. New 13F filings are added each quarter as they're published.
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