Koppers Holdings Inc.
KOP- Exchange
- NYSE
- Industry
- Lumber & Wood Products (No Furniture)
- SEC CIK
- 0001315257
In the last 90 days, Koppers Holdings Inc. insiders filed 0 open-market purchases and 6 sales; 217 institutions reported holding it in 13F filings for Q2 2026, worth $871.2M in total; no superinvestor holds it.
13F holders, Q4 2025
Institutional positions in Koppers Holdings Inc. as of Dec 31, 2025. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 193
- −3 vs. Q3 2025
- Shares held
- 19.3M
- +878.7K (+4.8%) vs. Q3 2025
- Total value
- $523.2M
- +$7.00M (+1.4%) vs. Q3 2025
- New holders
- 21
- 65 more added
- Sold out
- 24
- 75 more reduced
4 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting KOP on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 217 | $871.2M |
| Q1 2026 | 204 | $738.0M |
| Q4 2025 | 193 | $523.2M |
| Q3 2025 | 200 | $517.8M |
| Q2 2025 | 203 | $599.1M |
| Q1 2025 | 185 | $530.7M |
| Q4 2024 | 191 | $610.0M |
| Q3 2024 | 191 | $676.8M |
| Q2 2024 | 184 | $698.5M |
| Q1 2024 | 183 | $1.09B |
| Q4 2023 | 180 | $997.5M |
| Q3 2023 | 169 | $752.0M |
| Q2 2023 | 152 | $631.7M |
| Q1 2023 | 153 | $645.3M |
| Q4 2022 | 139 | $515.7M |
| Q3 2022 | 138 | $385.9M |
| Q2 2022 | 142 | $416.0M |
| Q1 2022 | 145 | $521.0M |
| Q4 2021 | 148 | $589.5M |
| Q3 2021 | 141 | $614.0M |
| Q2 2021 | 140 | $625.0M |
| Q1 2021 | 147 | $657.6M |
Institutions, Q4 2025
Shares, value and share of portfolio for each institution holding Koppers Holdings Inc.; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| State of Wisconsin Investment Board | 17,418 | $471.7K | 0.00% | −23,147−57.1% | Reduced |
| Great West Life Assurance Co | 17,400 | $472.0K | 0.00% | 00.0% | Unchanged |
| Alliancebernstein L.P. | 17,623 | $477.2K | 0.00% | −3,220−15.4% | Reduced |
| Numerai GP LLC | 17,996 | $487.3K | 0.06% | +17,996 | New |
| KLP Kapitalforvaltning AS | 18,400 | $498.3K | 0.00% | 00.0% | Unchanged |
| Quest Partners LLC | 18,671 | $505.6K | 0.03% | +4,617+32.9% | Added |
| California State Teachers Retirement System | 18,848 | $510.4K | 0.00% | −40−0.2% | Reduced |
| Prudential Financial Inc | 19,159 | $518.8K | 0.00% | −1,380−6.7% | Reduced |
| Mariner, LLC | 24,016 | $526.5K | 0.00% | +2,830+13.4% | Added |
| CWA Asset Management Group, LLC | 19,861 | $537.8K | 0.02% | +19,861 | New |
| D. E. Shaw & Co., Inc. | 20,405 | $552.6K | 0.00% | +3,920+23.8% | Added |
| Guggenheim Capital LLC | 20,959 | $567.6K | 0.00% | +20,959 | New |
| Price T Rowe Associates Inc | 20,980 | $569.0K | 0.00% | +186+0.9% | Added |
| Wells Fargo & Company | 21,383 | $579.0K | 0.00% | +6,094+39.9% | Added |
| Campbell & CO Investment Adviser LLC | 21,657 | $586.5K | 0.03% | +2,128+10.9% | Added |
| Boston Partners | 22,080 | $597.9K | 0.00% | +937+4.4% | Added |
| Mangrove Partners | 22,732 | $615.6K | 0.05% | +22,732 | New |
| Supplemental Annuity Collective Trust of NJ | 24,000 | $649.9K | 0.17% | 00.0% | Unchanged |
| XTX Topco Ltd | 24,255 | $656.8K | 0.02% | +24,255 | New |
| EntryPoint Capital, LLC | 24,716 | $669.3K | 0.26% | −1,205−4.6% | Reduced |
| Globeflex Capital L P | 27,190 | $736.3K | 0.11% | 00.0% | Unchanged |
| Royal Bank of Canada | 28,309 | $767.0K | 0.00% | −40,487−58.9% | Reduced |
| Dynamic Technology Lab Private Ltd | 29,423 | $797.0K | 0.18% | +308+1.1% | Added |
| Millennium Management LLC | 29,559 | $800.5K | 0.00% | −43,579−59.6% | Reduced |
| New York State Teachers Retirement System | 30,099 | $815.0K | 0.00% | −106−0.4% | Reduced |
| Voya Investment Management LLC | 30,554 | $827.4K | 0.00% | +420+1.4% | Added |
| Gamco Investors, Inc. Et Al | 30,714 | $831.7K | 0.01% | −11,000−26.4% | Reduced |
| Point72 Asset Management, L.P. | 35,116 | $950.9K | 0.00% | +17,498+99.3% | Added |
| Barclays PLC | 35,939 | $973.2K | 0.00% | +6,196+20.8% | Added |
| Trexquant Investment LP | 35,947 | $973.4K | 0.01% | −35,458−49.7% | Reduced |
| UBS Group AG | 36,042 | $976.0K | 0.00% | +20,463+131.3% | Added |
| SEI Investments Co | 37,321 | $1.01M | 0.00% | +37,321 | New |
| Nomura Asset Management International Inc. | 37,700 | $1.02M | 0.00% | +37,700 | New |
| Victory Capital Management Inc | 38,150 | $1.03M | 0.00% | +850+2.3% | Added |
| Citadel Advisors LLC | 38,241 | $1.04M | 0.00% | +38,241 | New |
| Swiss National Bank | 39,300 | $1.06M | 0.00% | 00.0% | Unchanged |
| Pacific Ridge Capital Partners, LLC | 39,568 | $1.07M | 0.24% | +1,760+4.7% | Added |
| ExodusPoint Capital Management, LP | 42,553 | $1.15M | 0.01% | +33,255+357.7% | Added |
| HRT Financial LP | 44,528 | $1.21M | 0.00% | −51,545−53.7% | Reduced |
| Brandywine Global Investment Management, LLC | 44,880 | $1.22M | 0.01% | +4,020+9.8% | Added |
| Engineers Gate Manager LP | 48,228 | $1.31M | 0.02% | +332+0.7% | Added |
| Legal & General Group Plc | 48,375 | $1.31M | 0.00% | −1,183−2.4% | Reduced |
| Squarepoint Ops LLC | 48,470 | $1.31M | 0.00% | −41,573−46.2% | Reduced |
| Citigroup Inc | 52,251 | $1.41M | 0.00% | −1,947−3.6% | Reduced |
| UBS Asset Management Americas Inc | 54,071 | $1.46M | 0.00% | −80−0.1% | Reduced |
| Waterfront Wealth Inc. | 53,168 | $1.54M | 0.29% | +15,481+41.1% | Added |
| Rhumbline Advisers | 57,509 | $1.56M | 0.00% | −3,739−6.1% | Reduced |
| Jacobs Levy Equity Management, Inc | 59,093 | $1.60M | 0.01% | −29,277−33.1% | Reduced |
| First Trust Advisors LP | 62,361 | $1.69M | 0.00% | +567+0.9% | Added |
| Nuveen, LLC | 63,569 | $1.72M | 0.00% | −3,182−4.8% | Reduced |
| Public Sector Pension Investment Board | 67,865 | $1.84M | 0.01% | −8,998−11.7% | Reduced |
| Federated Hermes, Inc. | 68,127 | $1.84M | 0.00% | +2,432+3.7% | Added |
| JPMorgan Chase & Co | 69,955 | $1.89M | 0.00% | +6,617+10.4% | Added |
| JB Capital Partners LP | 70,000 | $1.90M | 0.33% | +70,000 | New |
| Villanova Investment Management Co LLC | 71,657 | $1.94M | 1.37% | −80.0% | Reduced |
| Intech Investment Management LLC | 73,572 | $1.99M | 0.02% | +61,728+521.2% | Added |
| Two Sigma Advisers, LP | 74,800 | $2.03M | 0.00% | −4,900−6.1% | Reduced |
| Ironwood Investment Management LLC | 77,416 | $2.10M | 0.88% | −5,000−6.1% | Reduced |
| Santori & Peters | 79,006 | $2.14M | 0.73% | 00.0% | Unchanged |
| Lazard Asset Management LLC | 79,029 | $2.14M | 0.00% | +58,982+294.2% | Added |
| Skylands Capital, LLC | 80,750 | $2.19M | 0.30% | +17,370+27.4% | Added |
| Kestrel Investment Management Corp | 83,750 | $2.27M | 1.29% | −3,000−3.5% | Reduced |
| Empowered Funds, LLC | 89,175 | $2.41M | 0.04% | −28,388−24.1% | Reduced |
| AQR Capital Management LLC | 94,986 | $2.57M | 0.00% | −4,516−4.5% | Reduced |
| Bank of America Corp | 101,515 | $2.75M | 0.00% | −6,847−6.3% | Reduced |
| O'Shaughnessy Asset Management, LLC | 104,179 | $2.82M | 0.02% | +37,540+56.3% | Added |
| Seizert Capital Partners, LLC | 112,401 | $3.04M | 0.13% | +76,068+209.4% | Added |
| Principal Financial Group Inc | 116,473 | $3.15M | 0.00% | +5,916+5.4% | Added |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 129,820 | $3.52M | 0.01% | 00.0% | Unchanged |
| Goldman Sachs Group Inc | 136,080 | $3.69M | 0.00% | +58,899+76.3% | Added |
| Bridgeway Capital Management, LLC | 140,128 | $3.79M | 0.08% | −73,788−34.5% | Reduced |
| Huntington National Bank | 164,551 | $4.46M | 0.03% | 00.0% | Unchanged |
| CSM Advisors, LLC | 177,480 | $4.81M | 0.13% | +37,835+27.1% | Added |
| Two Sigma Investments, LP | 195,438 | $5.29M | 0.01% | +19,666+11.2% | Added |
| Morgan Stanley | 209,928 | $5.68M | 0.00% | −10,235−4.6% | Reduced |
| Russell Investments Group, Ltd. | 210,209 | $5.69M | 0.01% | +30,270+16.8% | Added |
| Invesco Ltd. | 212,433 | $5.75M | 0.00% | +239+0.1% | Added |
| Bank of New York Mellon Corp | 231,331 | $6.26M | 0.00% | +32,104+16.1% | Added |
| Dana Investment Advisors, Inc. | 235,769 | $6.38M | 0.19% | −301−0.1% | Reduced |
| Northern Trust Corp | 239,006 | $6.47M | 0.00% | −12,947−5.1% | Reduced |
| Ameriprise Financial Inc | 273,206 | $7.40M | 0.00% | −7,499−2.7% | Reduced |
| American Century Companies Inc | 419,323 | $11.4M | 0.01% | +92,584+28.3% | Added |
| Geode Capital Management, LLC | 457,548 | $12.4M | 0.00% | −8,283−1.8% | Reduced |
| Quaker Capital Investments, LLC | 474,865 | $12.9M | 3.32% | +56,500+13.5% | Added |
| Charles Schwab Investment Management Inc | 568,413 | $15.4M | 0.00% | +22,114+4.0% | Added |
| State Street Corp | 764,324 | $20.7M | 0.00% | −5,231−0.7% | Reduced |
| Simcoe Capital Management, LLC | 813,590 | $22.0M | 3.94% | +813,590 | New |
| LSV Asset Management | 945,231 | $25.6M | 0.06% | −9,200−1.0% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 1,013,818 | $27.5M | 0.09% | −95,886−8.6% | Reduced |
| Dimensional Fund Advisors LP | 1,173,525 | $31.8M | 0.01% | −4,889−0.4% | Reduced |
| Pzena Investment Management LLC | 1,204,252 | $32.6M | 0.10% | −45,020−3.6% | Reduced |
| Vanguard Group Inc | 1,540,012 | $41.7M | 0.00% | +5270.0% | Added |
| BlackRock, Inc. | 3,703,517 | $100.3M | 0.00% | +56,477+1.5% | Added |
| DC Investments Management, LLC | 0 | $0 | 0.00% | −80,591−100.0% | Sold out |
| Qube Research & Technologies Ltd | 0 | $0 | 0.00% | −44,850−100.0% | Sold out |
| Macquarie Group Ltd | 0 | $0 | 0.00% | −37,700−100.0% | Sold out |
| Kennedy Capital Management, Inc. | 0 | $0 | 0.00% | −21,898−100.0% | Sold out |
| Jane Street Group, LLC | 0 | $0 | 0.00% | −16,444−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −16,124−100.0% | Sold out |
| Weiss Asset Management LP | 0 | $0 | 0.00% | −14,412−100.0% | Sold out |