13F

Stock

Koppers Holdings Inc.

KOP · held by 204 managers

Q1 2026Q4 2025Q3 2025Q2 2025Q1 2025

Reported value

$682.5M

Holders

204

+29 new · −19 exited

Holders’ est. mark

$172.1M

Price effect on 169 books still in the name

Largest holder

$117.8M

BlackRock, Inc.

Notable conviction

Share of each notable manager’s 13F book.

Holder count by quarter

Q4 2022Q1 2023Q2 2023Q3 2023Q4 2023Q1 2024Q2 2024Q3 2024Q4 2024Q1 2025Q2 2025Q3 2025Q4 2025Q1 2026

Who holds it

Notable only
InvestorSharesValueEst. markChange
BlackRock, Inc.3.05M$117.8M$35.3MAdded$17.5M
PZENA INVESTMENT MANAGEMENT LLC1.21M$46.8M$14MAdded$14.2M
DIMENSIONAL FUND ADVISORS LP1.19M$46.1M$13.6MAdded$14.3M
FULLER & THALER ASSET MANAGEMENT, INC.978.6K$37.9M$11.4MAdded$10.4M
Simcoe Capital Management, LLC944.4K$36.5M$9.44MAdded$14.5M
VANGUARD CAPITAL MANAGEMENT LLC840.4K$32.5M—Held
State Street752.3K$29.1M$8.73MAdded$8.4M
AMERICAN CENTURY COMPANIES INC535K$20.7M$4.86MAdded$9.34M
VANGUARD PORTFOLIO MANAGEMENT LLC530.5K$20.5M—Held
CHARLES SCHWAB INVESTMENT MANAGEMENT INC477.9K$18.5M$5.54MAdded$3.09M
GEODE CAPITAL MANAGEMENT, LLC467.6K$18.1M$5.31MAdded$5.7M
Quaker Capital Investments, LLC457.9K$17.7M$5.31MAdded$4.85M
TWO SIGMA INVESTMENTS, LP417.5K$16.2M$2.27MAdded$10.9M
AMERIPRISE FINANCIAL INC261.8K$10.1M$3.04MAdded$2.73M
NORTHERN TRUST CORP245.2K$9.48M$2.77MAdded$3.01M
Dana Investment Advisors, Inc.235.2K$9.1M$2.73MAdded$2.71M
Bank of New York Mellon Corp224.3K$8.67M$2.6MAdded$2.41M
MORGAN STANLEY221.5K$8.57M$2.44MAdded$2.88M
Invesco Ltd.185.6K$7.18M$2.15MAdded$1.43M
Russell Investments Group, Ltd.183.2K$7.09M$2.13MAdded$1.39M
ARROWSTREET CAPITAL, LIMITED PARTNERSHIP162.1K$6.27M—New
HUNTINGTON NATIONAL BANK157.1K$6.08M$1.82MAdded$1.62M
BRIDGEWAY CAPITAL MANAGEMENT, LLC147.5K$5.71M$1.63MAdded$1.91M
JANE STREET GROUP, LLC146.9K$5.68M—New
GOLDMAN SACHS GROUP INC144.8K$5.6M$1.58MAdded$1.92M
PRINCIPAL FINANCIAL GROUP INC135.6K$5.24M$1.35MAdded$2.09M
Universal- Beteiligungs- und Servicegesellschaft mbH129.8K$5.02M$1.51MAdded$1.51M
BANK OF AMERICA CORP /DE/128.9K$4.99M$1.18MAdded$2.24M
VANGUARD FIDUCIARY TRUST CO126.2K$4.88M—Held
SEIZERT CAPITAL PARTNERS, LLC113.1K$4.38M$1.3MAdded$1.33M
O'SHAUGHNESSY ASSET MANAGEMENT, LLC109.9K$4.25M$1.21MAdded$1.43M
Empowered Funds, LLC96.6K$3.74M$1.03MAdded$1.32M
Icahn Capital95.5K$3.69M$1.1MAdded$1.12M
JPMORGAN CHASE & CO90.7K$3.47M$780.7KAdded$1.57M
KESTREL INVESTMENT MANAGEMENT CORP83.5K$3.23M$3.23MAdded$3.23M
Santori & Peters, Inc.79K$3.06M$916.5KAdded$916.5K
JB CAPITAL PARTNERS LP78.1K$3.02M$812KAdded$1.13M
PUBLIC SECTOR PENSION INVESTMENT BOARD70.2K$2.72M$787.2KAdded$878.3K
SEI INVESTMENTS CO70K$2.71M$432.9KAdded$1.7M
FEDERATED HERMES, INC.67.9K$2.62M$787.1KAdded$779.7K
FIRST TRUST ADVISORS LP64.1K$2.48M$723.4KAdded$792.2K
CITIGROUP INC63.8K$2.47M$606.1KAdded$1.05M
Nuveen, LLC63.1K$2.44M$732.2KAdded$720K
FRANKLIN RESOURCES INC62.4K$2.42M$155KAdded$2.05M
IRONWOOD INVESTMENT MANAGEMENT LLC59.4K$2.3M$689.2KAdded$201.8K
UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC58.9K$2.28M$627.2KAdded$814.1K
RHUMBLINE ADVISERS57.9K$2.24M$667.1KAdded$681K
Villanova Investment Management Co LLC55.8K$2.16M$647.7KAdded$219.2K
DENALI ADVISORS LLC55K$2.13M—New
MILLENNIUM MANAGEMENT LLC52K$2.01M$342.9KAdded$1.21M
Vanguard Global Advisers, LLC46.3K$1.79M—Held
Pacific Ridge Capital Partners, LLC43.5K$1.68M$459KAdded$610.7K
Legal & General Group Plc43K$1.66M$499KAdded$353.9K
Waterfront Wealth Inc.41.5K$1.61M$400.4KAdded$61.6K
Swiss National Bank39.3K$1.52M$455.9KAdded$455.9K
Engineers Gate Manager LP38.4K$1.49M$445.9KAdded$181K
VICTORY CAPITAL MANAGEMENT INC37.1K$1.44M$430.9KAdded$403.9K
Numerai GP LLC36.3K$1.41M$208.8KAdded$917.9K
STATE OF WISCONSIN INVESTMENT BOARD33.7K$1.31M$202KAdded$833.5K
UBS Group AG32.6K$1.26M$378.2KAdded$285.2K
SUSQUEHANNA INTERNATIONAL GROUP, LLP31.6K$1.22M$117.6KAdded$949.2K
NOMURA ASSET MANAGEMENT INTERNATIONAL INC.30.6K$1.18M$355.3KAdded$163K
VOYA INVESTMENT MANAGEMENT LLC30.3K$1.17M$351.7KAdded$345.3K
Trexquant Investment LP29.5K$1.14M$342.5KAdded$168.5K
GAMCO INVESTORS, INC. ET AL28.8K$1.11M$334.2KAdded$282.8K
GLOBEFLEX CAPITAL L P27.2K$1.05M$315.4KAdded$315.4K
BNP PARIBAS ASSET MANAGEMENT Holding S.A.26.6K$1.03M$19.2KAdded$1.03M
XTX Topco Ltd24.6K$953.4K$281.4KAdded$296.6K
STATE BOARD OF ADMINISTRATION OF FLORIDA RETIREMENT SYSTEM24.6K$950.2K—New
LAZARD ASSET MANAGEMENT LLC21.4K$827.6K$248.2KCut−$1.31M
Skylands Capital, LLC21.1K$814.2K$244.2KCut−$1.37M
NEW YORK STATE COMMON RETIREMENT FUND20.5K$791.8K$71.6KAdded$624.7K
JACOBS LEVY EQUITY MANAGEMENT, INC20.1K$777.4K$233.1KCut−$822.8K
PRUDENTIAL FINANCIAL INC19.9K$770.9K$222.2KAdded$252K
Quantinno Capital Management LP19.8K$767.4K$184KAdded$337.9K
Horizon Investments, LLC18.8K$728.3K—New
CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM18.7K$723.6K$217KAdded$213.2K
HANCOCK WHITNEY CORP17.7K$721.3K$231.9KAdded$264.6K
KLP KAPITALFORVALTNING AS18.4K$711.7K$213.4KAdded$213.4K
Creative Planning18.4K$711.5K$188.6KAdded$271.2K
Boston Partners16.6K$641.2K$192.3KAdded$43.3K
DEUTSCHE BANK AG\16.4K$634.5K$162.9KAdded$254.1K
FIFTH THIRD BANCORP15.9K$616.3K$2.54KAdded$610.4K
EntryPoint Capital, LLC15.5K$600K$179.9KCut−$69.3K
Vident Advisory, LLC15.5K$598K—New
Mariner, LLC20K$595.3K$156.6KAdded$68.8K
State of Tennessee, Department of Treasury15.3K$590.1K$140.7KAdded$140.7K
Marble Wealth, LLC15.1K$583.5K$175KAdded$175K
Pathstone Holdings, LLC14.5K$559K$167.6KAdded$166.7K
Balyasny Asset Management L.P.14.4K$555.3K—New
Allspring Global Investments Holdings, LLC13.7K$529.7K$142.4KAdded$197.1K
Kennondale Capital Management LLC13.6K$525.2K$157.5KAdded$157.5K
ALLIANCEBERNSTEIN L.P.18.8K$509.2K−$0Added$32K
D. E. Shaw & Co., Inc.12.5K$483.9K$145.1KCut−$68.6K
VANGUARD ASSET MANAGEMENT, Ltd12K$464.5K—Held
INTECH INVESTMENT MANAGEMENT LLC11.4K$442.2K$132.6KCut−$1.55M
MetLife Investment Management, LLC11.2K$433.9K$130.1KAdded$130.1K
Brooklyn Investment Group11K$424.8K—New
RAYMOND JAMES FINANCIAL INC10.8K$417.5K$122.6KAdded$131.2K
Bristlecone Value Partners, LLC10.7K$411.9K$123.5KAdded$123.5K
J. Safra Sarasin Holding AG10.3K$396.7K—New
EP Wealth Advisors, LLC10.2K$396.1K—New
Illinois Municipal Retirement Fund10.2K$394.6K$118.3KAdded$93.9K
PDT Partners, LLC9.58K$370.7K$111.2KAdded$8.26K
Campbell & CO Investment Adviser LLC9.28K$359K$107.7KCut−$227.5K
JANUS HENDERSON GROUP PLC9.21K$355.5K$105.9KAdded$105.9K
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.9.01K$348.3K$102.1KAdded$110K
Louisiana State Employees Retirement System8.7K$336.5K$100.9KAdded$92.8K
BARCLAYS PLC8.59K$332.1K$99.6KCut−$641.2K
HSBC HOLDINGS PLC8.48K$323.5K—New
DGS Capital Management, LLC8.34K$322.7K—New
ROYCE & ASSOCIATES LP8.24K$318.6K—New
Daytona Street Capital LLC8K$306.3K$89.7KAdded$89.7K
Quadrature Capital Ltd7.43K$287.4K—New
Baird Financial Group, Inc.7.38K$285.7K—New
WELLS FARGO & COMPANY/MN7.33K$283.3K$85KCut−$295.7K
ENVESTNET ASSET MANAGEMENT INC7.13K$275.9K—New
Atria Investments, Inc6.99K$270.3K—New
State of Wyoming6.7K$259.3K$77.8KCut−$126.2K
Zurcher Kantonalbank (Zurich Cantonalbank)6.29K$243.3K$73KCut−$2.39K
MANGROVE PARTNERS IM, LLC5.75K$222.5K$66.7KCut−$393.1K
D.B. Root & Company, LLC5.71K$220.7K—New
QUADRANT CAPITAL GROUP LLC5.57K$215.4K$64.6KAdded$62.3K
Squarepoint Ops LLC5.56K$215.1K$64.5KCut−$1.1M
Renaissance Technologies5.5K$212.7K$63.8KCut−$1.19K
ARIZONA STATE RETIREMENT SYSTEM5.39K$208.4K—New
GUGGENHEIM CAPITAL LLC5.38K$208.1K$62.4KCut−$359.5K
Police & Firemen's Retirement System of New Jersey5.33K$206.3K$61.9KAdded$61.9K
Kestra Advisory Services, LLC5.3K$204.9K$49KAdded$90.4K
PNC Financial Services Group, Inc.5.29K$204.6K$61.3KAdded$61.6K
YOUSIF CAPITAL MANAGEMENT, LLC5.25K$203.1K—New
MANUFACTURERS LIFE INSURANCE COMPANY, THE5.18K$200.4K—New
BNP PARIBAS FINANCIAL MARKETS4.67K$180.8K$54.2KCut−$34.5K
Vanguard Investments Australia, Ltd.4.56K$176.5K—Held
OREGON PUBLIC EMPLOYEES RETIREMENT FUND4.52K$174.8K$52.3KAdded$52.6K
JONES FINANCIAL COMPANIES LLLP3.16K$119.9K$2.4KAdded$113.9K
CWM, LLC2.8K$108.3K$108.2KAdded$108.2K
Fidelity2.63K$101.6K$30.5KAdded$26K
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF OHIO2.58K$99.6K$29.9KCut−$103.9K
ROYAL BANK OF CANADA2.48K$96K$28.7KCut−$671K
Copeland Capital Management, LLC2.19K$84.7K$23.5KAdded$29.7K
Ensign Peak Advisors, Inc2.17K$83.9K$25.2KAdded$25.2K
Tower Research Capital LLC (TRC)1.92K$74.3K$13.8KAdded$42K
Ameritas Investment Partners, Inc.1.61K$62.4K$18.7KAdded$18.7K
FINANCIAL CONSULATE, INC1.5K$58K$17.4KAdded$17.4K
GAMMA Investing LLC965$37.3K$9.86KAdded$14.3K
LSV ASSET MANAGEMENT926K$35.8K$10.7KAdded$10.2K
Versant Capital Management, Inc729$28.2K$8.46KAdded$8.46K
Parallel Advisors, LLC726$28.1K$7.53KAdded$10.5K
NISA INVESTMENT ADVISORS, LLC646$25K$5.85KAdded$11.3K
Sterling Capital Management LLC626$24.2K$7.26KCut−$5.3K
BROWN, LISLE/CUMMINGS, INC.617$23.9K$7.16KAdded$7.16K
US BANCORP \DE\550$21.3K$6.38KAdded$6.22K
Blue Trust, Inc.497$19.2K$5.47KAdded$6.44K
Rockefeller Capital Management L.P.482$18.7K$2.6KAdded$12.6K
OSAIC HOLDINGS, INC.416$16.1K$3.93KAdded$6.91K
Pinnacle Wealth Planning Services, Inc.405$15.7K$4.55KAdded$5.05K
Salomon & Ludwin, LLC373$13.9K$2.46KAdded$7.53K
WealthCollab, LLC322$12.5K$3.73KAdded$3.73K
EverSource Wealth Advisors, LLC216$8.35K$2.51KAdded$2.42K
Smartleaf Asset Management LLC207$7.92K$2.25KCut−$7.18K
Allworth Financial LP203$7.85K$2.11KAdded$2.92K
CSM Advisors, LLC194.6K$7.52K$2.06KAdded$2.72K
TRUST CO OF TOLEDO NA /OH/191$7.39K$2.22KAdded$2.22K
Essential Partners LLC188$7.27K$2.18KAdded$2.13K
Farther Finance Advisors, LLC186$7K$137Added$6.65K
LOS ANGELES CAPITAL MANAGEMENT LLC156$6.03K$1.73KAdded$1.73K
LRI Investments, LLC146$5.65K$1.69KAdded$1.69K
Arax Advisory Partners112$4.33K$1.25KAdded$1.41K
SIGNATUREFD, LLC103$3.98K$1.19KAdded$1.2K
LORD, ABBETT & CO. LLC90K$3.48K—New
IFP Advisors, Inc87$3.37K$1.01KCut−$101
HRT FINANCIAL LP85.8K$3.32K$517Added$2.11K
NORTHWESTERN MUTUAL WEALTH MANAGEMENT CO80$3.09K$928Added$928
Kilter Group LLC60$2.32K—New
UMB Bank, n.a.54$2.09K$604Added$681
Root Financial Partners, LLC50$1.93K—New
Keating Financial Advisory Services, Inc.49$1.9K—New
Parkside Financial Bank & Trust39$1.51K$453Added$453
Cedar Mountain Advisors, LLC35$1.35K$406Added$244
ACADIAN ASSET MANAGEMENT LLC26.8K$1.04K—New
PRICE T ROWE ASSOCIATES INC /MD/24.9K$963$243Added$394
CANADA LIFE ASSURANCE Co17.4K$672$200Added$200
ROTHSCHILD INVESTMENT LLC15$580$174Added$174
HARBOR CAPITAL ADVISORS, INC.14.7K$570$97Added$343
Thrivent Financial for Lutherans13.1K$506$151Added$141
FARMERS & MERCHANTS INVESTMENTS INC13$503$151Added$151
MAI Capital Management13$503$81Added$313
Sunbelt Securities, Inc.11$425$127Added$127
State of Alaska, Department of Revenue10.7K$413$124Added$124
Janney Montgomery Scott LLC8.99K$348—New
Ankerstar Wealth, LLC7$271$81Added$81
AMALGAMATED BANK5.62K$217$65Added$61
DekaBank Deutsche Girozentrale5.22K$203−$97Cut−$97
TEACHERS RETIREMENT SYSTEM OF THE STATE OF KENTUCKY4.99K$193$58Added$58
SG Americas Securities, LLC4.25K$164—New
NEW YORK STATE TEACHERS RETIREMENT SYSTEM3.02K$117$35Cut−$698
True Wealth Design, LLC2$78$24Cut−$31
GILPIN WEALTH MANAGEMENT, LLC2$78—New
SBI Securities Co., Ltd.1$39$12Added$12
HANTZ FINANCIAL SERVICES, INC.316$12$4Added$4
BESSEMER GROUP INC148$6$2Added$2
Covestor Ltd32$1−$0Held
Capital Advisors, Ltd. LLC12$0$0Held

Who left

Positions as of Q1 2026. 13F filings arrive up to 45 days after quarter-end and omit shorts. Values are quarter-end marks, as filed. Estimated mark is the price effect on shares still held — not realized P&L or investment advice.