PKOH(PKOH)
PKOH
| Holder | Shares | Date | Change | % Held |
|---|---|---|---|---|
| GAMCO INVESTORS, INC. ET AL | 1.24M | Mar 31, 26 | -36.10K | 8.59% |
| PRIVATE MANAGEMENT GROUP INC | 1.02M | Mar 31, 26 | -9.79K | 7.11% |
| DIMENSIONAL FUND ADVISORS LP | 837.01K | Mar 31, 26 | +6.55K | 5.81% |
| BlackRock, Inc. | 628.93K | Mar 31, 26 | +247 | 4.37% |
| GABELLI FUNDS LLC | 512.20K | Mar 31, 26 | -400 | 3.56% |
| First Eagle Investment Management, LLC | 481.25K | Mar 31, 26 | +45.64K | 3.34% |
| AMERICAN CENTURY COMPANIES INC | 234.22K | Mar 31, 26 | +13.45K | 1.63% |
| GEODE CAPITAL MANAGEMENT, LLC | 234.18K | Mar 31, 26 | +7.56K | 1.63% |
| ACADIAN ASSET MANAGEMENT LLC | 222.25K | Mar 31, 26 | -- | 1.54% |
| STATE STREET CORP | 150.25K | Mar 31, 26 | +2.04K | 1.04% |
| LSV ASSET MANAGEMENT | 141.91K | Mar 31, 26 | -1.70K | 0.99% |
| JB CAPITAL PARTNERS LP | 121.90K | Mar 31, 26 | +4.30K | 0.85% |
| Bank of New York Mellon Corp | 110.86K | Mar 31, 26 | -2.08K | 0.77% |
| CM WEALTH ADVISORS LLC | 110.45K | Mar 31, 26 | -- | 0.77% |
| NORTHERN TRUST CORP | 72.76K | Mar 31, 26 | +4.11K | 0.51% |
| TWO SIGMA INVESTMENTS, LP | 71.55K | Mar 31, 26 | +29.64K | 0.50% |
| VANGUARD FIDUCIARY TRUST CO | 61.35K | Mar 31, 26 | +61.35K | 0.43% |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 58.90K | Mar 31, 26 | -- | 0.41% |
| Connor, Clark & Lunn Investment Management Ltd. | 58.08K | Mar 31, 26 | +1.06K | 0.40% |
| KING LUTHER CAPITAL MANAGEMENT CORP | 45.91K | Mar 31, 26 | -- | 0.32% |
| VICTORY CAPITAL MANAGEMENT INC | 41.70K | Mar 31, 26 | -- | 0.29% |
| MORGAN STANLEY | 37.80K | Mar 31, 26 | +2.70K | 0.26% |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 33.88K | Mar 31, 26 | -- | 0.24% |
| CITADEL ADVISORS LLC | 32.93K | Mar 31, 26 | -2.87K | 0.23% |
| ARISTEIA CAPITAL LLC | 27.39K | Mar 31, 26 | +14.52K | 0.19% |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 25.40K | Mar 31, 26 | -1.61K | 0.18% |
| Qube Research & Technologies Ltd | 24.83K | Mar 31, 26 | -1.28K | 0.17% |
| GSA CAPITAL PARTNERS LLP | 20.98K | Mar 31, 26 | -10.50K | 0.15% |
| Trexquant Investment LP | 17.21K | Mar 31, 26 | +2.26K | 0.12% |
| PRICE T ROWE ASSOCIATES INC /MD/ | 16.74K | Mar 31, 26 | +5.35K | 0.12% |
| GOLDMAN SACHS GROUP INC | 16.73K | Mar 31, 26 | +5.35K | 0.12% |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | 16.38K | Mar 31, 26 | -- | 0.11% |
| HERITAGE INVESTORS MANAGEMENT CORP | 15.58K | Mar 31, 26 | -- | 0.11% |
| LOS ANGELES CAPITAL MANAGEMENT LLC | 15.48K | Mar 31, 26 | +5.70K | 0.11% |
| AQR CAPITAL MANAGEMENT LLC | 14.30K | Mar 31, 26 | +777 | 0.10% |
| Allspring Global Investments Holdings, LLC | 14.29K | Mar 31, 26 | +14.29K | 0.10% |
| PANAGORA ASSET MANAGEMENT INC | 12.80K | Mar 31, 26 | +12.80K | 0.09% |
| Nuveen, LLC | 12.73K | Mar 31, 26 | -- | 0.09% |
| RHUMBLINE ADVISERS | 11.89K | Mar 31, 26 | -97 | 0.08% |
| MARSHALL WACE, LLP | 11.44K | Mar 31, 26 | -20.77K | 0.08% |
| Empowered Funds, LLC | 11.40K | Mar 31, 26 | -- | 0.08% |
| Invesco Ltd. | 11.10K | Mar 31, 26 | +519 | 0.08% |
| ADVISOR GROUP HOLDINGS, INC. | 10.63K | Mar 31, 26 | -1.23K | 0.07% |
| MILLENNIUM MANAGEMENT LLC | 9.86K | Mar 31, 26 | +238 | 0.07% |
| DEUTSCHE BANK AG\ | 8.24K | Mar 31, 26 | +2.13K | 0.06% |
| BFSG, LLC | 7.82K | Mar 31, 26 | -140 | 0.05% |
| MetLife Investment Management, LLC | 4.93K | Mar 31, 26 | -- | 0.03% |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 4.67K | Mar 31, 26 | +102 | 0.03% |
| JPMORGAN CHASE & CO | 4.42K | Mar 31, 26 | -7.47K | 0.03% |
| Russell Investments Group, Ltd. | 3.85K | Mar 31, 26 | -66 | 0.03% |
| WELLS FARGO & COMPANY/MN | 3.68K | Mar 31, 26 | -7.22K | 0.03% |
| UBS Group AG | 3.60K | Mar 31, 26 | -129 | 0.02% |
| Vanguard Global Advisers, LLC | 3.48K | Mar 31, 26 | +3.48K | 0.02% |
| BARCLAYS PLC | 3.30K | Mar 31, 26 | -12.53K | 0.02% |
| BNP PARIBAS ARBITRAGE, SNC | 2.69K | Mar 31, 26 | -108 | 0.02% |
| Police & Firemen's Retirement System of New Jersey | 2.56K | Mar 31, 26 | -- | 0.02% |
| FMR LLC | 2.20K | Mar 31, 26 | +22 | 0.02% |
| NEW YORK STATE COMMON RETIREMENT FUND | 2.17K | Mar 31, 26 | -- | 0.02% |
| Tower Research Capital LLC (TRC) | 1.89K | Mar 31, 26 | +1.34K | 0.01% |
| CITIGROUP INC | 1.23K | Mar 31, 26 | +293 | 0.01% |
| CWM, LLC | 1.16K | Mar 31, 26 | -138 | 0.01% |
| LOM Asset Management Ltd | 1.00K | Mar 31, 26 | -- | 0.01% |
| Clearstead Advisors, LLC | 1.00K | Mar 31, 26 | -1 | 0.01% |
| Legal & General Group Plc | 864 | Mar 31, 26 | -- | 0.01% |
| FEDERATED HERMES, INC. | 744 | Mar 31, 26 | -- | 0.01% |
| Ameritas Investment Partners, Inc. | 693 | Mar 31, 26 | -- | 0.00% |
| ROYAL BANK OF CANADA | 381 | Mar 31, 26 | -234 | 0.00% |
| EverSource Wealth Advisors, LLC | 351 | Mar 31, 26 | +304 | 0.00% |
| Sterling Capital Management LLC | 322 | Mar 31, 26 | -238 | 0.00% |
| NISA INVESTMENT ADVISORS, LLC | 272 | Mar 31, 26 | -- | 0.00% |
| JONES FINANCIAL COMPANIES LLLP | 250 | Mar 31, 26 | -- | 0.00% |
| Capital Advisors, Ltd. LLC | 249 | Mar 31, 26 | -17 | 0.00% |
| North Star Investment Management Corp. | 220 | Mar 31, 26 | -- | 0.00% |
| Farther Finance Advisors, LLC | 201 | Mar 31, 26 | +201 | 0.00% |
| BELLEVUE ASSET MANAGEMENT, LLC | 200 | Mar 31, 26 | -- | 0.00% |
| Ancora Advisors, LLC | 100 | Mar 31, 26 | -- | 0.00% |
| Optiver Holding B.V. | 96 | Mar 31, 26 | -64 | 0.00% |
| GAMMA Investing LLC | 88 | Mar 31, 26 | +27 | 0.00% |
| PNC FINANCIAL SERVICES GROUP, INC. | 67 | Mar 31, 26 | +62 | 0.00% |
| Covestor Ltd | 43 | Mar 31, 26 | -2 | 0.00% |
| UBS ASSET MANAGEMENT AMERICAS INC | 41 | Mar 31, 26 | +32 | 0.00% |
| True Wealth Design, LLC | 18 | Mar 31, 26 | -- | 0.00% |
| Allworth Financial LP | 15 | Mar 31, 26 | +8 | 0.00% |
| SRS Capital Advisors, Inc. | 10 | Mar 31, 26 | +10 | 0.00% |
| IFP Advisors, Inc | 9 | Mar 31, 26 | -- | 0.00% |
| MAI Capital Management | 9 | Mar 31, 26 | +3 | 0.00% |
| ROTHSCHILD INVESTMENT LLC | 7 | Mar 31, 26 | +1 | 0.00% |
| Root Financial Partners, LLC | 4 | Mar 31, 26 | +4 | 0.00% |
| Kingdom Financial Group LLC. | 1 | Mar 31, 26 | -- | 0.00% |
| Lloyd Advisory Services, LLC. | 1 | Mar 31, 26 | +1 | 0.00% |
| AMALGAMATED BANK | -- | Mar 31, 26 | -305 | -- |
| Cerity Partners LLC | -- | Mar 31, 26 | -10.31K | -- |
| Spire Wealth Management | -- | Mar 31, 26 | -690 | -- |
| VANGUARD GROUP INC | 546.89K | Dec 31, 25 | +18.19K | 3.80% |
| TWO SIGMA ADVISERS, LP | 27.45K | Dec 31, 25 | -1.20K | 0.19% |
| BANK OF AMERICA CORP /DE/ | 11.23K | Dec 31, 25 | +5.18K | 0.08% |
| EMC Capital Management | 954 | Dec 31, 25 | -168 | 0.01% |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 597 | Dec 31, 25 | -86 | 0.00% |
| Sunbelt Securities, Inc. | 1 | Dec 31, 25 | -- | 0.00% |
| Teton Advisors, Inc. | 157.00K | Jun 30, 25 | -- | 1.09% |
| Keeley-Teton Advisors, LLC | 95.94K | Mar 31, 25 | +112 | 0.67% |
| Nuveen Asset Management, LLC | 32.92K | Dec 31, 24 | +16.20K | 0.23% |
| Cassady Schiller Wealth Management, LLC | 6.50K | Dec 31, 24 | -- | 0.05% |
| BlackRock Inc. | 588.61K | Jun 30, 24 | +18.83K | 4.09% |
| Pinz Capital Management, LP | -- | Sep 30, 22 | -36.32K | -- |
| PARAMETRIC PORTFOLIO ASSOCIATES LLC | 18.03K | Mar 31, 22 | -11.20K | 0.13% |
| Amalgamated Financial Corp. | 1.03K | Mar 31, 22 | +1.03K | 0.01% |
| WEBER ALAN W | 96.82K | Dec 31, 20 | -- | 0.67% |
| LADENBURG THALMANN FINANCIAL SERVICES INC. | 375 | Dec 31, 19 | -- | 0.00% |
| Advisor Group, Inc. | 98 | Dec 31, 19 | -- | 0.00% |
| FORESTERS INVESTMENT MANAGEMENT COMPANY, INC. | 123.70K | Sep 30, 19 | +7.50K | 0.86% |
| ZPR Investment Management | 24.40K | Sep 30, 19 | -1.56K | 0.17% |
| BOSTON ADVISORS LLC | -- | Sep 30, 19 | -26.65K | -- |
| TIAA CREF INVESTMENT MANAGEMENT LLC | 18.58K | Mar 31, 19 | -66 | 0.13% |
| TEACHERS ADVISORS, LLC | 15.54K | Mar 31, 19 | -- | 0.11% |
| PEAK6 Group LLC | 6.51K | Jun 30, 18 | +3.81K | 0.05% |
| Delpha Capital Management, LLC | -- | Mar 31, 18 | -191 | -- |
| CORNERSTONE CAPITAL MANAGEMENT HOLDINGS LLC. | 17.50K | Dec 31, 17 | +6.20K | 0.12% |
| Acrospire Investment Management LLC | -- | Sep 30, 17 | -1.09K | -- |
| BlackRock Fund Advisors | 285.58K | Dec 31, 16 | +48.18K | 1.98% |
| BlackRock Institutional Trust Company, N.A. | 145.49K | Dec 31, 16 | -766 | 1.01% |
| BlackRock Investment Management, LLC | 36.96K | Dec 31, 16 | -49 | 0.26% |
| BLACKROCK ADVISORS LLC | 4.33K | Dec 31, 16 | +14 | 0.03% |
| BlackRock Group LTD | 3.95K | Dec 31, 16 | +1.33K | 0.03% |
| ANALYTIC INVESTORS, LLC | 21.73K | Sep 30, 16 | -567 | 0.15% |
| WESTPORT RESOURCES MANAGEMENT INC | 550 | Sep 30, 16 | -1.25K | 0.00% |
| Emerald Acquisition Ltd. | -- | Sep 30, 16 | -4.30K | -- |
| BHF Kleinwort Benson Group S.A. | -- | Mar 31, 16 | -12.25K | -- |
| MUNDER CAPITAL MANAGEMENT | 21.46K | Sep 30, 14 | -2.05K | 0.15% |
| QS BATTERYMARCH FINANCIAL MANAGEMENT, INC | 18.12K | Sep 30, 14 | -24.63K | 0.13% |
| UBS AG | 2.56K | Sep 30, 14 | -454 | 0.02% |
| Perimeter Capital Partners, LLC | -- | Sep 30, 14 | -26.02K | -- |
| Wilmington Funds Management Corp | 9.67K | Jun 30, 14 | -1.54K | 0.07% |
| KMS FINANCIAL SERVICES, INC | -- | Jun 30, 14 | -3.73K | -- |
| CONNOR CLARK & LUNN INVESTMENT MANAGEMENT LTD | 7.60K | Dec 31, 13 | +100 | 0.05% |
| NORTHERN TRUST CO OF CONNECTICUT | -- | Dec 31, 13 | -1.88K | -- |
| AMERICAN CENTURY INVESTMENT MANAGEMENT INC | 35.12K | Dec 31, 04 | +35.12K | 0.24% |