Koppers Holdings Inc. - Common Stock (KOP) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
KOP on NYSE
Shares outstanding
19,736,987
Price per share
$27.08
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
18,507,118
Total reported value
$518,210,396
% of total 13F portfolios
0%
Share change
-172,831
Value change
-$6,157,348
Number of holders
199
Price from insider filings
$27.08
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of Koppers Holdings Inc. - Common Stock (KOP) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 18% -9% $87,552,237 -$9,446,031 3,591,150 -9.7% BlackRock, Inc. 31 Mar 2025
VANGUARD GROUP INC 7.8% -18% $43,105,580 -$10,710,532 1,539,485 -20% The Vanguard Group 30 Sep 2025
PZENA INVESTMENT MANAGEMENT LLC 6.1% $29,775,977 1,221,328 PZENA INVESTMENT MANAGEMENT LLC 31 Mar 2025

As of 30 Sep 2025, 199 institutional investors reported holding 18,507,118 shares of Koppers Holdings Inc. - Common Stock (KOP). This represents 94% of the company’s total 19,736,987 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of Koppers Holdings Inc. - Common Stock (KOP) together control 75% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 18% 3,647,040 -1.1% 0% $102,117,120
VANGUARD GROUP INC 7.8% 1,539,485 -19% 0% $43,105,580
PZENA INVESTMENT MANAGEMENT LLC 6.3% 1,249,272 +0.1% 0.11% $34,979,616
DIMENSIONAL FUND ADVISORS LP 6% 1,178,414 +0% 0.01% $32,995,064
FULLER & THALER ASSET MANAGEMENT, INC. 5.6% 1,109,704 -0.22% 0.11% $31,071,712
LSV ASSET MANAGEMENT 4.8% 954,431 +17% 0.06% $26,724,000
STATE STREET CORP 3.9% 769,555 -0.99% 0% $21,547,540
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 2.8% 546,299 +20% 0% $15,296,372
GEODE CAPITAL MANAGEMENT, LLC 2.4% 465,831 +0.58% 0% $13,044,642
Quaker Capital Investments, LLC 2.1% 418,365 +11% 3.2% $11,714,220
AMERICAN CENTURY COMPANIES INC 1.7% 326,739 +75% 0% $9,148,692
AMERIPRISE FINANCIAL INC 1.4% 280,705 -13% 0% $7,859,748
NORTHERN TRUST CORP 1.3% 251,953 -2% 0% $7,054,684
Dana Investment Advisors, Inc. 1.2% 236,070 -0.71% 0.19% $6,609,960
MORGAN STANLEY 1.1% 220,163 -15% 0% $6,164,600
BRIDGEWAY CAPITAL MANAGEMENT, LLC 1.1% 213,916 -4.8% 0.13% $5,989,648
Invesco Ltd. 1.1% 212,194 +15% 0% $5,941,432
Bank of New York Mellon Corp 1% 199,227 -3.7% 0% $5,578,367
Russell Investments Group, Ltd. 0.91% 179,939 +42% 0.01% $5,038,296
TWO SIGMA INVESTMENTS, LP 0.89% 175,772 +29% 0.01% $4,921,616
HUNTINGTON NATIONAL BANK 0.83% 164,551 0% 0.03% $4,607,428
CSM Advisors, LLC 0.71% 139,645 -5% 0.11% $3,911,000
Universal- Beteiligungs- und Servicegesellschaft mbH 0.66% 129,820 0.01% $3,634,960
Empowered Funds, LLC 0.6% 117,563 +3.7% 0.03% $3,291,764
PRINCIPAL FINANCIAL GROUP INC 0.56% 110,557 -4.2% 0% $3,095,596

Institutional Holders of Koppers Holdings Inc. - Common Stock (KOP) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 122,706 $3,322,878 +$359,817 $27.08 9
2025 Q3 18,507,118 $518,210,396 -$6,157,348 $28.00 199
2025 Q2 18,627,711 $598,877,738 -$760,412 $32.15 200
2025 Q1 18,891,781 $528,914,408 +$2,635,295 $28.00 183
2024 Q4 18,828,156 $609,976,650 +$7,046,999 $32.40 189
2024 Q3 18,525,468 $676,788,852 -$13,325,137 $36.53 189
2024 Q2 18,880,179 $698,370,105 -$43,915,429 $36.99 182
2024 Q1 19,774,424 $1,090,936,238 +$39,740,291 $55.17 182
2023 Q4 20,153 $1,032,236 -$36,469 $51.22 2
2023 Q3 18,981,647 $750,718,050 +$20,004,198 $39.55 168
2023 Q2 18,257,962 $622,615,688 +$572,039 $34.10 149
2023 Q1 18,451,059 $645,215,798 +$9,434,870 $34.97 150
2022 Q4 18,258,209 $514,995,200 -$5,236,482 $28.20 134
2022 Q3 14,849,034 $308,629,621 +$5,384,494 $20.78 125
2022 Q2 14,581,902 $330,078,204 -$13,020,748 $22.64 131
2022 Q1 18,924,715 $519,826,611 +$3,324,597 $27.52 133
2021 Q4 18,793,157 $588,138,922 -$24,437,066 $31.30 139
2021 Q3 19,615,848 $613,954,903 +$8,407,503 $31.26 135
2021 Q2 19,313,567 $624,403,191 +$12,275,718 $32.35 136
2021 Q1 18,913,653 $657,014,654 +$33,347,138 $34.76 144
2020 Q4 18,176,685 $567,228,412 +$8,327,443 $31.16 143
2020 Q3 18,265,457 $382,382,352 -$2,586,953 $20.91 133
2020 Q2 18,482,053 $347,897,013 +$5,571,216 $18.84 124
2020 Q1 18,389,387 $227,427,683 -$17,676,062 $12.37 131
2019 Q4 18,241,829 $697,031,842 +$14,067,892 $38.22 171
2019 Q3 18,513,537 $540,796,872 -$21,784,902 $29.21 152
2019 Q2 19,258,341 $565,307,026 +$7,626,377 $29.36 150
2019 Q1 19,364,196 $503,121,644 -$7,890,757 $25.98 140
2018 Q4 19,745,504 $336,429,439 +$14,413,922 $17.04 136
2018 Q3 18,382,394 $572,491,274 -$33,040,597 $31.15 154
2018 Q2 18,873,282 $723,785,997 +$8,755,807 $38.35 168
2018 Q1 19,343,996 $795,172,695 +$8,595,849 $41.10 176
2017 Q4 19,081,030 $970,994,457 +$2,654,206 $50.90 181
2017 Q3 18,975,623 $875,750,662 +$24,518,283 $46.15 176
2017 Q2 18,354,225 $663,545,063 -$11,904,359 $36.15 168
2017 Q1 18,700,602 $792,013,387 +$118,344,835 $42.35 171
2016 Q4 18,358,070 $739,745,292 +$14,886,583 $40.30 165
2016 Q3 16,829,278 $540,780,161 -$1,909,864 $32.18 147
2016 Q2 18,101,563 $556,316,297 -$4,678,088 $30.73 142
2016 Q1 18,408,358 $413,653,623 +$3,160,955 $22.47 142
2015 Q4 18,409,706 $335,813,121 -$2,040,699 $18.25 144
2015 Q3 18,358,534 $370,275,610 -$12,996,120 $20.17 137
2015 Q2 17,547,652 $433,761,893 -$11,916,959 $24.72 125
2015 Q1 19,365,464 $381,125,572 -$11,768,629 $19.68 106
2014 Q4 19,294,958 $501,285,305 -$2,085,876 $25.98 126
2014 Q3 19,155,700 $635,204,723 +$8,200,564 $33.16 137
2014 Q2 18,297,884 $699,559,355 +$24,557,519 $38.25 145
2014 Q1 18,149,375 $748,276,981 -$9,168,815 $41.23 151