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, Q1 2026
Institutional positions in Koppers Holdings Inc. as of Mar 31, 2026. 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
- 204
- +16 vs. Q4 2025
- Shares held
- 19.1M
- +1.38M (+7.8%) vs. Q4 2025
- Total value
- $738.0M
- +$258.2M (+53.8%) vs. Q4 2025
- New holders
- 35
- 69 more added
- Sold out
- 19
- 65 more reduced
5 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Koppers Holdings Inc.; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Alliancebernstein L.P. | 18,803 | $509.2K | 0.00% | +1,180+6.7% | Added |
| Thrivent Financial for Lutherans | 13,092 | $506.0K | 0.00% | −386−2.9% | Reduced |
| D. E. Shaw & Co., Inc. | 12,511 | $483.9K | 0.00% | −7,894−38.7% | Reduced |
| Vanguard Asset Management, Ltd | 12,008 | $464.5K | 0.00% | +12,008 | New |
| Intech Investment Management LLC | 11,431 | $442.2K | 0.00% | −62,141−84.5% | Reduced |
| MetLife Investment Management | 11,217 | $433.9K | 0.00% | 00.0% | Unchanged |
| Skopos Labs, Inc. | 10,982 | $424.8K | 0.01% | +10,982 | New |
| Raymond James Financial Inc | 10,793 | $417.5K | 0.00% | +221+2.1% | Added |
| State of Alaska, Department of Revenue | 10,700 | $413.0K | 0.00% | 00.0% | Unchanged |
| Bristlecone Value Partners, LLC | 10,650 | $411.9K | 0.36% | 00.0% | Unchanged |
| J. Safra Sarasin Holding AG | 10,255 | $396.7K | 0.01% | +10,255 | New |
| EP Wealth Advisors, LLC | 10,240 | $396.1K | 0.00% | +10,240 | New |
| Illinois Municipal Retirement Fund | 10,201 | $394.6K | 0.01% | −901−8.1% | Reduced |
| PDT Partners, LLC | 9,583 | $370.7K | 0.02% | −3,800−28.4% | Reduced |
| Campbell & CO Investment Adviser LLC | 9,281 | $359.0K | 0.02% | −12,376−57.1% | Reduced |
| Janus Henderson Group PLC | 9,208 | $355.5K | 0.00% | 00.0% | Unchanged |
| Mirae Asset Global ETFs Holdings Ltd. | 9,005 | $348.3K | 0.00% | +204+2.3% | Added |
| Janney Montgomery Scott LLC | 8,992 | $348.0K | 0.00% | +8,992 | New |
| Louisiana State Employees Retirement System | 8,700 | $336.5K | 0.01% | −300−3.3% | Reduced |
| Barclays PLC | 8,585 | $332.1K | 0.00% | −27,354−76.1% | Reduced |
| HSBC Holdings PLC | 8,477 | $323.5K | 0.00% | +8,477 | New |
| DGS Capital Management, LLC | 8,343 | $322.7K | 0.05% | +8,343 | New |
| Royce & Associates LP | 8,237 | $318.6K | 0.00% | +8,237 | New |
| Daytona Street Capital LLC | 8,000 | $306.3K | 0.25% | 00.0% | Unchanged |
| Quadrature Capital Ltd | 7,429 | $287.4K | 0.00% | +7,429 | New |
| Baird Financial Group, Inc. | 7,385 | $285.7K | 0.00% | +7,385 | New |
| Wells Fargo & Company | 7,325 | $283.3K | 0.00% | −14,058−65.7% | Reduced |
| Envestnet Asset Management Inc | 7,133 | $275.9K | 0.00% | +7,133 | New |
| Atria Investments LLC | 6,987 | $270.3K | 0.00% | +6,987 | New |
| State of Wyoming | 6,704 | $259.3K | 0.03% | −7,531−52.9% | Reduced |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 6,291 | $243.3K | 0.00% | −2,783−30.7% | Reduced |
| Mangrove Partners | 5,752 | $222.5K | 0.02% | −16,980−74.7% | Reduced |
| D.B. Root & Company, LLC | 5,705 | $220.7K | 0.05% | +5,705 | New |
| Amalgamated Bank | 5,623 | $217.0K | 0.00% | −139−2.4% | Reduced |
| Quadrant Capital Group LLC | 5,568 | $215.4K | 0.01% | −86−1.5% | Reduced |
| Squarepoint Ops LLC | 5,560 | $215.1K | 0.00% | −42,910−88.5% | Reduced |
| Renaissance Technologies LLC | 5,500 | $212.7K | 0.00% | −2,400−30.4% | Reduced |
| Arizona State Retirement System | 5,388 | $208.4K | 0.00% | +5,388 | New |
| Guggenheim Capital LLC | 5,380 | $208.1K | 0.00% | −15,579−74.3% | Reduced |
| Police & Firemen's Retirement System of New Jersey | 5,334 | $206.3K | 0.00% | 00.0% | Unchanged |
| Kestra Advisory Services, LLC | 5,297 | $204.9K | 0.00% | +1,070+25.3% | Added |
| The PNC Financial Services Group, Inc. | 5,290 | $204.6K | 0.00% | +9+0.2% | Added |
| Yousif Capital Management, LLC | 5,251 | $203.1K | 0.00% | +5,251 | New |
| DekaBank Deutsche Girozentrale | 5,222 | $203.0K | 0.00% | 00.0% | Unchanged |
| Manufacturers Life Insurance Company, The | 5,180 | $200.4K | 0.00% | +5,180 | New |
| Teachers Retirement System of the State of Kentucky | 4,990 | $193.0K | 0.00% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 4,674 | $180.8K | 0.00% | −3,278−41.2% | Reduced |
| Vanguard Investments Australia, Ltd. | 4,562 | $176.5K | 0.00% | +4,562 | New |
| Oregon Public Employees Retirement Fund | 4,520 | $174.8K | 0.00% | +8+0.2% | Added |
| SG Americas Securities, LLC | 4,246 | $164.0K | 0.00% | +4,246 | New |
| Jones Financial Companies LLLP | 3,161 | $119.9K | 0.00% | +2,940+1,330.3% | Added |
| New York State Teachers Retirement System | 3,017 | $117.0K | 0.00% | −27,082−90.0% | Reduced |
| CWM, LLC | 2,800 | $108.3K | 0.00% | −233−7.7% | Reduced |
| FMR LLC | 2,625 | $101.6K | 0.00% | −166−5.9% | Reduced |
| Public Employees Retirement System of Ohio | 2,575 | $99.6K | 0.00% | −4,940−65.7% | Reduced |
| Royal Bank of Canada | 2,485 | $96.0K | 0.00% | −25,824−91.2% | Reduced |
| Copeland Capital Management, LLC | 2,190 | $84.7K | 0.00% | +160+7.9% | Added |
| Ensign Peak Advisors, Inc | 2,170 | $83.9K | 0.00% | 00.0% | Unchanged |
| Tower Research Capital LLC (TRC) | 1,920 | $74.3K | 0.00% | +728+61.1% | Added |
| Ameritas Investment Partners, Inc. | 1,614 | $62.4K | 0.00% | 00.0% | Unchanged |
| Financial Consulate, Inc | 1,500 | $58.0K | 0.01% | 00.0% | Unchanged |
| GAMMA Investing LLC | 965 | $37.3K | 0.00% | +115+13.5% | Added |
| Versant Capital Management, Inc | 729 | $28.2K | 0.00% | 00.0% | Unchanged |
| Parallel Advisors, LLC | 726 | $28.1K | 0.00% | +77+11.9% | Added |
| Nisa Investment Advisors, LLC | 646 | $25.0K | 0.00% | +142+28.2% | Added |
| Sterling Capital Management LLC | 626 | $24.2K | 0.00% | −464−42.6% | Reduced |
| Brown, Lisle/Cummings, Inc. | 617 | $23.9K | 0.01% | 00.0% | Unchanged |
| US Bancorp | 550 | $21.3K | 0.00% | −6−1.1% | Reduced |
| Ronald Blue Trust, Inc. | 497 | $19.2K | 0.00% | +25+5.3% | Added |
| Rockefeller Capital Management L.P. | 482 | $18.7K | 0.00% | +258+115.2% | Added |
| Advisor Group Holdings, Inc. | 416 | $16.1K | 0.00% | +77+22.7% | Added |
| Pinnacle Wealth Planning Services, Inc. | 405 | $15.7K | 0.00% | +13+3.3% | Added |
| Salomon & Ludwin, LLC | 373 | $13.9K | 0.00% | +136+57.4% | Added |
| WealthCollab, LLC | 322 | $12.5K | 0.01% | 00.0% | Unchanged |
| Hantz Financial Services, Inc. | 316 | $12.0K | 0.00% | +3+1.0% | Added |
| EverSource Wealth Advisors, LLC | 216 | $8.35K | 0.00% | −3−1.4% | Reduced |
| Smartleaf Asset Management LLC | 207 | $7.92K | 0.00% | −345−62.5% | Reduced |
| Allworth Financial LP | 203 | $7.85K | 0.00% | +21+11.5% | Added |
| Trust Co of Toledo NA | 191 | $7.39K | 0.00% | 00.0% | Unchanged |
| Essential Partners LLC | 188 | $7.27K | 0.00% | −2−1.1% | Reduced |
| Farther Finance Advisors, LLC | 186 | $7.00K | 0.00% | +173+1,330.8% | Added |
| Los Angeles Capital Management LLC | 156 | $6.03K | 0.00% | 00.0% | Unchanged |
| Bessemer Group Inc | 148 | $6.00K | 0.00% | 00.0% | Unchanged |
| LRI Investments, LLC | 146 | $5.65K | 0.00% | 00.0% | Unchanged |
| SRS Capital Advisors, Inc. | 112 | $4.33K | 0.00% | +4+3.7% | Added |
| Signaturefd, LLC | 103 | $3.98K | 0.00% | 00.0% | Unchanged |
| IFP Advisors, Inc | 87 | $3.37K | 0.00% | −41−32.0% | Reduced |
| Northwestern Mutual Wealth Management Co | 80 | $3.09K | 0.00% | 00.0% | Unchanged |
| Kilter Group LLC | 60 | $2.32K | 0.00% | +60 | New |
| Umb Bank N A | 54 | $2.09K | 0.00% | +2+3.8% | Added |
| Root Financial Partners, LLC | 50 | $1.93K | 0.00% | +50 | New |
| Keating Financial Advisory Services, Inc. | 49 | $1.90K | 0.00% | +49 | New |
| Parkside Financial Bank & Trust | 39 | $1.51K | 0.00% | 00.0% | Unchanged |
| Cedar Mountain Advisors, LLC | 35 | $1.35K | 0.00% | −6−14.6% | Reduced |
| Covestor Ltd | 32 | $1.00K | 0.00% | +1+3.2% | Added |
| Rothschild Investment LLC | 15 | $580 | 0.00% | 00.0% | Unchanged |
| Farmers & Merchants Investments Inc | 13 | $503 | 0.00% | 00.0% | Unchanged |
| MAI Capital Management | 13 | $503 | 0.00% | +6+85.7% | Added |
| Sunbelt Securities, Inc. | 11 | $425 | 0.00% | 00.0% | Unchanged |
| Ankerstar Wealth, LLC | 7 | $271 | 0.00% | 00.0% | Unchanged |