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KOP KOPPERS HOLDINGS INC

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COM (common), issuer CIK 1315257

190 managers (193 13F filers) reported a position in KOP shares at 2025-12-31, 19,315,381 shares in all. 16 filers opened a position and 24 filers sold out during the quarter.

Managers
190
13F filers
193
New
16
Added
65
Reduced
75
Sold out
24
Shares held by filers
19,315,381

Shares held by filers adds up every 13F filer's report, so a share reported by a parent and by its subsidiary counts twice (H9). Managers counts each filer group once.

13D and 13G filers

Each filer's latest stake. The shares are the aggregate the reporting persons state, which can include entities that file no 13F.

Insider trades

No Form 4 transaction on this security in the data.

13F holders, Q4 2025

Filers in the available 13F reports with a share position at 2025-12-31, filer groups collapsed to one row (method), largest first. Options and principal amounts are left out. A group row states no % of portfolio, since each member reports its own portfolio: the members' percents are listed under it. A value about 1,000 times or 1/1,000 of the price other filers imply is shown as filed but neither ranks the row nor enters a sum.

HolderSharesValue% of portfolioChangeSource
BlackRock, Inc.in group BlackRock, Inc.3,703,517$100M<0.01%+56,47713F-HRTimelineGroup
VANGUARD GROUP INCin group VANGUARD GROUP INC1,540,012$41.7M<0.01%+52713F-HRTimelineGroup
PZENA INVESTMENT MANAGEMENT LLC1,204,252$32.6M0.1%-45,02013F-HRTimeline
DIMENSIONAL FUND ADVISORS LPin group DIMENSIONAL FUND ADVISORS LP1,173,525$31.8M0.01%-4,88913F-HRTimelineGroup
FULLER & THALER ASSET MANAGEMENT, INC.1,013,818$27.5M0.09%-95,88613F-HR/ATimeline
LSV ASSET MANAGEMENT945,231$25.6M0.06%-9,20013F-HRTimeline
Simcoe Capital Management, LLC813,590$22M3.94%new13F-HRTimeline
STATE STREET CORPin group STATE STREET CORP764,324$20.7M<0.01%-5,23113F-HRTimelineGroup
CHARLES SCHWAB INVESTMENT MANAGEMENT INCin group Charles Schwab Trust Co568,413$15.4M<0.01%+22,11413F-HRTimelineGroup
Quaker Capital Investments, LLC474,865$12.9M3.32%+56,50013F-HRTimeline
GEODE CAPITAL MANAGEMENT, LLCin group GEODE CAPITAL MANAGEMENT, LLC457,548$12.4M<0.01%-8,28313F-HRTimelineGroup
AMERICAN CENTURY COMPANIES INCin group AMERICAN CENTURY COMPANIES INC419,323$11.4M0.01%+92,58413F-HRTimelineGroup
AMERIPRISE FINANCIAL INCin group AMERIPRISE FINANCIAL INC273,206$7.4M<0.01%-7,49913F-HRTimelineGroup
TWO SIGMA INVESTMENTS, LPgroup of 2 filers holding270,238$7.32M+14,766Timeline
NORTHERN TRUST CORPin group NORTHERN TRUST CORP239,006$6.47M<0.01%-12,94713F-HRTimelineGroup
Dana Investment Advisors, Inc.235,769$6.38M0.19%-30113F-HRTimeline
Bank of New York Mellon Corpin group Bank of New York Mellon Corp231,331$6.26M<0.01%+32,10413F-HRTimelineGroup
Invesco Ltd.in group Invesco Ltd.212,433$5.75M<0.01%+23913F-HRTimelineGroup
Russell Investments Group, Ltd.in group Russell Investments Group, Lt…210,209$5.69M0.01%+30,27013F-HRTimelineGroup
MORGAN STANLEYin group MORGAN STANLEY209,928$5.68M<0.01%-10,23513F-HR/ATimelineGroup
CSM Advisors, LLC177,480$4.81M0.13%+37,83513F-HRTimeline
HUNTINGTON NATIONAL BANKin group HUNTINGTON NATIONAL BANK164,551$4.46M0.03%013F-HRTimelineGroup
BRIDGEWAY CAPITAL MANAGEMENT, LLC140,128$3.79M0.08%-73,78813F-HRTimeline
GOLDMAN SACHS GROUP INCin group GOLDMAN SACHS GROUP INC136,080$3.69M<0.01%+58,89913F-HR/ATimelineGroup
Universal- Beteiligungs- und Serviceges…in group Universal- Beteiligungs- und …129,820$3.52M0.01%013F-HRTimelineGroup
PRINCIPAL FINANCIAL GROUP INCgroup of 2 filers holding116,473$3.15M+5,871Timeline
SEIZERT CAPITAL PARTNERS, LLC112,401$3.04M0.13%+76,06813F-HRTimeline
O'SHAUGHNESSY ASSET MANAGEMENT, LLC104,179$2.82M0.02%+37,54013F-HRTimeline
BANK OF AMERICA CORP /DE/in group BANK OF AMERICA CORP /DE/101,515$2.75M<0.01%-6,84713F-HRTimelineGroup
AQR CAPITAL MANAGEMENT LLCin group AQR CAPITAL MANAGEMENT LLC94,986$2.57M<0.01%-4,51613F-HRTimelineGroup
UBS Group AGgroup of 2 filers holding90,113$2.44M+20,383Timeline
Empowered Funds, LLC89,175$2.41M0.04%-28,38813F-HR/ATimeline
KESTREL INVESTMENT MANAGEMENT CORP83,750$2.27M1.29%-3,00013F-HRTimeline
Skylands Capital, LLC80,750$2.19M0.3%+17,37013F-HRTimeline
LAZARD ASSET MANAGEMENT LLCin group LAZARD ASSET MANAGEMENT LLC79,029$2.14M<0.01%+58,98213F-HRTimelineGroup
Santori & Peters, Inc.79,006$2.14M0.73%013F-HRTimeline
IRONWOOD INVESTMENT MANAGEMENT LLC77,416$2.1M0.88%-5,00013F-HRTimeline
INTECH INVESTMENT MANAGEMENT LLC73,572$1.99M0.02%+61,72813F-HRTimeline
Villanova Investment Management Co LLC71,657$1.94M1.37%-813F-HR/ATimeline
JB CAPITAL PARTNERS LP70,000$1.9M0.33%new13F-HRTimeline
JPMORGAN CHASE & COin group JPMORGAN CHASE & CO69,955$1.89M<0.01%+6,61713F-HRTimelineGroup
FEDERATED HERMES, INC.in group FEDERATED HERMES, INC.68,127$1.84M<0.01%+2,43213F-HRTimelineGroup
Public Sector Pension Investment Board67,865$1.84M0.01%-8,99813F-HRTimeline
Nuveen, LLCin group TIAA63,569$1.72M<0.01%-3,18213F-HRTimelineGroup
FIRST TRUST ADVISORS LPin group FIRST TRUST ADVISORS LP62,361$1.69M<0.01%+56713F-HRTimelineGroup
JACOBS LEVY EQUITY MANAGEMENT, INC59,093$1.6M0.01%-29,27713F-HRTimeline
Franklin Resourcesgroup of 2 filers holding58,241$1.58M+4,000Timeline
RHUMBLINE ADVISERS57,509$1.56M<0.01%-3,73913F-HRTimeline
Waterfront Wealth Inc.53,168$1.54M0.29%+15,48113F-HRTimeline
CITIGROUP INCin group CITIGROUP INC52,251$1.41M<0.01%-1,94713F-HRTimelineGroup
Squarepoint Ops LLCin group Squarepoint Ops LLC48,470$1.31M<0.01%-41,57313F-HRTimelineGroup
Legal & General Group Plcin group Legal & General Group Plc48,375$1.31M<0.01%-1,18313F-HRTimelineGroup
Engineers Gate Manager LP48,228$1.31M0.02%+33213F-HRTimeline
HRT FINANCIAL LP44,528$1.21M<0.01%-51,54513F-HRTimeline
ExodusPoint Capital Management, LP42,553$1.15M0.01%+33,25513F-HRTimeline
Pacific Ridge Capital Partners, LLC39,568$1.07M0.24%+1,76013F-HRTimeline
Swiss National Bank39,300$1.06M<0.01%013F-HRTimeline
CITADEL ADVISORS LLCin group CITADEL ADVISORS LLC38,241$1.04M<0.01%new13F-HRTimelineGroup
VICTORY CAPITAL MANAGEMENT INC38,150$1.03M<0.01%+85013F-HRTimeline
NOMURA ASSET MANAGEMENT INTERNATIONAL I…in group NOMURA ASSET MANAGEMENT CO LTD37,700$1.02M<0.01%13F-HRTimelineGroup
SEI INVESTMENTS COin group SEI INVESTMENTS CO37,321$1.01M<0.01%new13F-HRTimelineGroup
Trexquant Investment LP35,947$973K0.01%-35,45813F-HRTimeline
BARCLAYS PLCin group BARCLAYS PLC35,939$973K<0.01%+6,19613F-HRTimelineGroup
Point72 Asset Management, L.P.in group Point72 Asset Management, L.P.35,116$951K<0.01%+17,49813F-HRTimelineGroup
GAMCO INVESTORS, INC. ET ALin group GAMCO Investors (Gabelli)30,714$832K0.01%-11,00013F-HRTimelineGroup
VOYA INVESTMENT MANAGEMENT LLCin group VOYA INVESTMENT MANAGEMENT LLC30,554$827K<0.01%+42013F-HRTimelineGroup
NEW YORK STATE TEACHERS RETIREMENT SYST…30,099$815K<0.01%-10613F-HRTimeline
MILLENNIUM MANAGEMENT LLCin group MILLENNIUM MANAGEMENT LLC29,559$800K<0.01%-43,57913F-HRTimelineGroup
Dynamic Technology Lab Private Ltd29,423$797K0.18%+30813F-HRTimeline
ROYAL BANK OF CANADAin group ROYAL BANK OF CANADA28,309$767K<0.01%-40,48713F-HRTimelineGroup
GLOBEFLEX CAPITAL L P27,190$736K0.11%013F-HRTimeline
EntryPoint Capital, LLC24,716$669K0.26%-1,20513F-HRTimeline
XTX Topco Ltdin group XTX Topco Ltd24,255$657K0.02%new13F-HRTimelineGroup
Supplemental Annuity Collective Trust o…24,000$650K0.17%013F-HRTimeline
MANGROVE PARTNERS IM, LLC22,732$616K0.05%new13F-HRTimeline
Boston Partnersin group Boston Trust Walden Corp22,080$598K<0.01%+93713F-HRTimelineGroup
Campbell & CO Investment Adviser LLC21,657$586K0.03%+2,12813F-HRTimeline
WELLS FARGO & COMPANY/MNin group WELLS FARGO & COMPANY/MN21,383$579K<0.01%+6,09413F-HRTimelineGroup
PRICE T ROWE ASSOCIATES INC /MD/20,980$569K<0.01%+18613F-HRTimeline
GUGGENHEIM CAPITAL LLCin group GUGGENHEIM CAPITAL LLC20,959$568K<0.01%new13F-HRTimelineGroup
D. E. Shaw & Co., Inc.in group D. E. Shaw & Co., Inc.20,405$553K<0.01%+3,92013F-HRTimelineGroup
CWA Asset Management Group, LLC19,861$538K0.02%new13F-HRTimeline
Mariner, LLCin group Mariner, LLC24,016$527K<0.01%+2,83013F-HRTimelineGroup
PRUDENTIAL FINANCIAL INCin group PRUDENTIAL FINANCIAL INC19,159$519K<0.01%-1,38013F-HRTimelineGroup
CALIFORNIA STATE TEACHERS RETIREMENT SY…18,848$510K<0.01%-4013F-HRTimeline
AlphaQuest LLC18,671$506K0.03%+4,61713F-HRTimeline
KLP KAPITALFORVALTNING AS18,400$498K<0.01%013F-HRTimeline
Numerai GP LLC17,996$487K0.06%new13F-HRTimeline
ALLIANCEBERNSTEIN L.P.17,623$477K<0.01%-3,22013F-HRTimeline
CANADA LIFE ASSURANCE Coin group CANADA LIFE ASSURANCE Co17,400$472K<0.01%013F-HRTimelineGroup
STATE OF WISCONSIN INVESTMENT BOARD17,418$472K<0.01%-23,14713F-HRTimeline
HANCOCK WHITNEY CORP16,865$457K0.01%-1,50313F-HRTimeline
State of Tennessee, Department of Treas…15,256$449K<0.01%+4,12313F-HRTimeline
Verition Fund Management LLC16,470$446K<0.01%+63913F-HRTimeline
Creative Planningin group Creative Planning16,258$440K<0.01%+4,07813F-HRTimelineGroup
Quantinno Capital Management LP15,861$430K<0.01%+7,68213F-HRTimeline
COMERICA BANK15,530$421K<0.01%+2,65113F-HRTimeline
Marble Wealth, LLC15,085$409K0.06%13F-HRTimeline
Pathstone Holdings, LLCin group Pathstone Holdings, LLC14,485$392K<0.01%-1,73513F-HRTimelineGroup
State of Wyoming14,235$385K0.04%+4,43313F-HRTimeline
DEUTSCHE BANK AG\in group DEUTSCHE BANK AG\14,047$380K<0.01%-9813F-HRTimelineGroup
Kennondale Capital Management LLC13,578$368K0.27%013F-HRTimeline
Thrivent Financial for Lutheransin group Thrivent Financial for Luther…13,478$365K<0.01%-7,20113F-HRTimelineGroup
PDT Partners, LLC13,383$362K0.02%-13,37813F-HRTimeline
TEACHER RETIREMENT SYSTEM OF TEXAS13,309$360K<0.01%-6,34613F-HRTimeline
Allspring Global Investments Holdings, …in group Allspring Global Investments …12,280$333K<0.01%+1,07613F-HRTimelineGroup
Jump Financial, LLCin group Jump Financial, LLC11,907$322K<0.01%-17,32613F-HRTimelineGroup
MetLife Investment Management, LLCin group MetLife Investment Management…11,217$304K<0.01%013F-HRTimelineGroup
Illinois Municipal Retirement Fund11,102$301K<0.01%-9213F-HRTimeline
DekaBank Deutsche Girozentrale5,222$300K<0.01%013F-HRTimeline
State of Alaska, Department of Revenue10,700$289K<0.01%-4313F-HRTimeline
Bristlecone Value Partners, LLC10,650$288K0.33%13F-HRTimeline
RAYMOND JAMES FINANCIAL INCin group RAYMOND JAMES FINANCIAL INC10,572$286K<0.01%-2,15013F-HRTimelineGroup
SUSQUEHANNA INTERNATIONAL GROUP, LLPin group SUSQUEHANNA INTERNATIONAL GRO…10,138$275K<0.01%new13F-HRTimelineGroup
Y-Intercept (Hong Kong) Ltd9,465$256K0.01%-23,17513F-HRTimeline
JANUS HENDERSON GROUP PLCin group Janus Henderson9,208$250K<0.01%013F-HRTimelineGroup
Zurcher Kantonalbank (Zurich Cantonalba…9,074$246K<0.01%+3,50713F-HRTimeline
Louisiana State Employees Retirement Sy…9,000$244K<0.01%-10013F-HRTimeline
MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.in group Mirae Asset Global Investment…8,801$238K<0.01%-16913F-HRTimelineGroup
HARBOR CAPITAL ADVISORS, INC.8,378$227K0.02%+18613F-HRTimeline
CI INVESTMENTS INC.in group CI INVESTMENTS INC.8,000$217K<0.01%013F-HRTimelineGroup
Daytona Street Capital LLC8,000$217K0.17%13F-HRTimeline
BNP PARIBAS FINANCIAL MARKETSin group BNP PARIBAS FINANCIAL MARKETS7,952$215K<0.01%-32,34813F-HRTimelineGroup
RENAISSANCE TECHNOLOGIES LLC7,900$214K<0.01%-19,40013F-HRTimeline
GSA CAPITAL PARTNERS LLP7,838$212K0.02%new13F-HRTimeline
PUBLIC EMPLOYEES RETIREMENT SYSTEM OF O…7,515$204K<0.01%-2,09913F-HRTimeline
Vestcor Inc7,294$198K0.01%013F-HRTimeline
NEW YORK STATE COMMON RETIREMENT FUND6,170$167K<0.01%013F-HRTimeline
AMALGAMATED BANK5,762$156K<0.01%-15713F-HRTimeline
QUADRANT CAPITAL GROUP LLC5,654$153K<0.01%-6813F-HRTimeline
Police & Firemen's Retirement System of…5,334$144K<0.01%013F-HRTimeline
PNC Financial Services Group, Inc.in group PNC Financial Services Group,…5,281$143K<0.01%+2513F-HRTimelineGroup
TEACHERS RETIREMENT SYSTEM OF THE STATE…4,990$135K<0.01%-73913F-HRTimeline
OREGON PUBLIC EMPLOYEES RETIREMENT FUND4,512$122K<0.01%+11613F-HRTimeline
Kestra Advisory Services, LLCin group Kestra Advisory Services, LLC4,227$114K<0.01%new13F-HRTimelineGroup
EMC Capital Management3,080$83K0.04%-54413F-HRTimeline
CWM, LLCin group CWM, LLC3,033$82K<0.01%-23613F-HRTimelineGroup
FMR LLCin group FMR LLC2,791$75.6K<0.01%-55,89213F-HRTimelineGroup
Ensign Peak Advisors, Inc2,170$58.8K<0.01%-4,30013F-HR/ATimeline
Copeland Capital Management, LLC2,030$55K<0.01%013F-HRTimeline
CANADA PENSION PLAN INVESTMENT BOARD1,800$48.7K<0.01%new13F-HRTimeline
Ameritas Investment Partners, Inc.in group Ameritas Investment Partners,…1,614$43.7K<0.01%013F-HRTimelineGroup
FINANCIAL CONSULATE, INC1,500$40.6K0.01%013F-HRTimeline
Tower Research Capital LLC (TRC)in group Tower Research Capital LLC (T…1,192$32.3K<0.01%+613F-HRTimelineGroup
Sterling Capital Management LLC1,090$29.5K<0.01%-24313F-HRTimeline
GAMMA Investing LLC850$23K<0.01%-6513F-HRTimeline
Versant Capital Management, Inc729$19.7K<0.01%+48013F-HRTimeline
Parallel Advisors, LLC649$17.6K<0.01%+53013F-HRTimeline
BROWN, LISLE/CUMMINGS, INC.617$16.7K<0.01%013F-HRTimeline
Smartleaf Asset Management LLC552$15.1K<0.01%013F-HRTimeline
US BANCORP \DE\in group US BANCORP \DE\556$15.1K<0.01%+21613F-HRTimelineGroup
NISA INVESTMENT ADVISORS, LLC504$13.6K<0.01%+6013F-HRTimeline
DANSKE BANK A/S500$13.5K<0.01%013F-HRTimeline
BNP PARIBAS ASSET MANAGEMENT Holding S.…in group BNP PARIBAS ASSET MANAGEMENT …497$13K<0.01%+15313F-HRTimelineGroup
Blue Trust, Inc.472$12.8K<0.01%-9913F-HRTimeline
Pinnacle Wealth Planning Services, Inc.392$10.6K<0.01%new13F-HRTimeline
OSAIC HOLDINGS, INC.in group OSAIC HOLDINGS, INC.339$9.18K<0.01%-3013F-HRTimelineGroup
WealthCollab, LLC322$8.72K<0.01%013F-HRTimeline
HANTZ FINANCIAL SERVICES, INC.313$8K<0.01%+6313F-HRTimelineThe filing omitted confidential holdings, a later amendment may add them.
SIMPLEX TRADING, LLC275$7.45K<0.01%-71413F-HRTimeline
Salomon & Ludwin, LLC237$6.38K<0.01%+6613F-HRTimeline
Rockefeller Capital Management L.P.in group Rockefeller Capital Managemen…224$6.08K<0.01%+14813F-HR/ATimelineGroup
JONES FINANCIAL COMPANIES LLLPin group JONES FINANCIAL COMPANIES LLLP221$5.98K<0.01%+10013F-HRTimelineGroup
FIFTH THIRD BANCORPin group FIFTH THIRD BANK, NATIONAL AS…219$5.93K<0.01%-1713F-HRTimelineGroup
EverSource Wealth Advisors, LLCin group EverSource Wealth Advisors, L…219$5.93K<0.01%-11113F-HRTimelineGroup
TRUST CO OF TOLEDO NA /OH/191$5.17K<0.01%013F-HRTimeline
Essential Partners LLC190$5.14K<0.01%+1313F-HRTimeline
Allworth Financial LP182$4.93K<0.01%+2613F-HRTimeline
LOS ANGELES CAPITAL MANAGEMENT LLC156$4.31K<0.01%new13F-HRTimeline
BESSEMER GROUP INCin group BESSEMER GROUP INC148$4K<0.01%+2313F-HRTimelineGroup
LRI Investments, LLC146$3.95K<0.01%013F-HRTimeline
IFP Advisors, Inc128$3.47K<0.01%-213F-HRTimeline
Arax Advisory Partners108$2.92K<0.01%-56913F-HRTimeline
SIGNATUREFD, LLC103$2.79K<0.01%013F-HRTimeline
NORTHWESTERN MUTUAL WEALTH MANAGEMENT COin group NORTHWESTERN MUTUAL INVESTMEN…80$2.17K<0.01%013F-HR/ATimelineGroup
Optiver Holding B.V.in group Optiver Holding B.V.72$1.95K<0.01%013F-HRTimelineGroup
CIBC Private Wealth Group LLCin group CIBC Bancorp USA Inc.60$1.62K<0.01%-4713F-HRTimelineGroup
UMB Bank, n.a.52$1.41K<0.01%+113F-HRTimelineThe filing omitted confidential holdings, a later amendment may add them.
Cedar Mountain Advisors, LLC41$1.11K<0.01%+1713F-HRTimeline
Parkside Financial Bank & Trust39$1.06K<0.01%013F-HRTimeline
Covestor Ltd31$1K<0.01%+413F-HRTimeline
ROTHSCHILD INVESTMENT LLC15$406<0.01%-1513F-HRTimeline
FARMERS & MERCHANTS INVESTMENTS INCin group FARMERS & MERCHANTS INVESTMEN…13$352<0.01%013F-HRTimelineGroup
Farther Finance Advisors, LLC13$352<0.01%013F-HRTimeline
Sunbelt Securities, Inc.11$298<0.01%-513F-HRTimeline
MAI Capital Management7$190<0.01%new13F-HRTimeline
Ankerstar Wealth, LLC7$190<0.01%13F-HRTimeline
True Wealth Design, LLC4$109<0.01%-113F-HRTimeline
SBI Securities Co., Ltd.1$27<0.01%-113F-HRTimeline
Capital Advisors, Ltd. LLC12$00%013F-HRTimelineValue filed as zero, left out of ratios.

Events

  • DIMENSIONAL FUND ADVISORS LP reported 1,265,529 KOP shares, 6.7% of the class, as of 2026-09-30, in a 13G/A filed 2026-10-08. 0000354204-26-001043

    Accepted , ingested