AP · Company research
Ampco-Pittsburgh Corp. (AP): Ownership & Institutional Holders
Reported institutional positions. Filing dates and sources matter.
RESEARCH CONTEXT
Understand the numbers
Reported institutional positions. Filing dates and sources matter. Use period, currency, units and source fields when interpreting values.
80records availableBasic Materials
Ownership & Institutional Holders data
Database-backed records only
| holder name | cik | period end | shares held | market value | ownership percent | shares change | shares change percent | filing date | data source |
|---|---|---|---|---|---|---|---|---|---|
| Janney Montgomery Scott LLC | 1329948 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 17516 | 152 | — | — | — | Aug 5, 2026 | SEC_13F_DATASET |
| BRIDGEWAY CAPITAL MANAGEMENT, LLC | 1107261 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 125386 | 1084589 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| RENAISSANCE TECHNOLOGIES LLC | 1037389 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 414419 | 3584724 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Vanguard Global Advisers, LLC | 1811242 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3678 | 31815 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| GABELLI FUNDS LLC | 1081407 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1391800 | 12039070 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| CITIGROUP INC | 831001 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6685 | 57825 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| O'SHAUGHNESSY ASSET MANAGEMENT, LLC | 1423442 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 174312 | 1507799 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| JPMORGAN CHASE & CO | 19617 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6719 | 59060 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Tower Research Capital LLC (TRC) | 1533421 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1137 | 9835 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| RAFFLES ASSOCIATES LP | 1169581 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 15000 | 129750 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Police & Firemen's Retirement System of New Jersey | 2040686 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 4780 | 41347 | — | — | — | Jul 23, 2026 | SEC_13F_DATASET |
| SIMPLEX TRADING, LLC | 1488542 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1200 | 10380 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| VANGUARD FIDUCIARY TRUST CO | 933478 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 92875 | 803369 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| VANGUARD CAPITAL MANAGEMENT LLC | 2100119 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 604091 | 5225387 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| DIMENSIONAL FUND ADVISORS LP | 354204 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 245447 | 2123117 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| STATE STREET CORP | 93751 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 159316 | 1378083 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| OSAIC HOLDINGS, INC. | 1677044 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 100 | 865 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| IMC-Chicago, LLC | 1452861 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 13316 | 115183 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| DEUTSCHE BANK AG\ | 948046 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 15809 | 136748 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| Caption Management, LLC | 1706766 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 90000 | 778500 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| GOLDMAN SACHS GROUP INC | 886982 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 71137 | 615335 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| GSA CAPITAL PARTNERS LLP | 1362033 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 21641 | 187 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| MERCER GLOBAL ADVISORS INC /ADV | 853758 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 400 | 3460 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Graham Capital Management, L.P. | 1315421 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 14835 | 128323 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Dynamic Technology Lab Private Ltd | 1535387 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 30373 | 263000 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Russell Investments Group, Ltd. | 1692234 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1296 | 11210 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| MARSHALL WACE, LLP | 1318757 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 63647 | 550547 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| GAMCO INVESTORS, INC. ET AL | 807249 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2459829 | 21277521 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| PANAGORA ASSET MANAGEMENT INC | 883677 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 52441 | 453615 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| MILLENNIUM MANAGEMENT LLC | 1273087 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 19793 | 171209 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 112721 | 975037 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| BANK OF AMERICA CORP /DE/ | 70858 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 13954 | 120702 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | 884546 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 39373 | 340576 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Central Pacific Bank - Trust Division | 2020066 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 22401 | 193769 | — | — | — | Jul 7, 2026 | SEC_13F_DATASET |
| BARCLAYS PLC | 312069 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2454 | 21227 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| WELLS FARGO & COMPANY/MN | 72971 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 646160 | 5589280 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Markowski Investments | 2149795 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 500 | 4325 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Palumbo Wealth Management LLC | 1846310 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 79185 | 684951 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| FMR LLC | 315066 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 700 | 6055 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| JONES FINANCIAL COMPANIES LLLP | 815917 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 967 | 9041 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| SEI INVESTMENTS CO | 350894 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 65911 | 570130 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | 1446194 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 195321 | 1689527 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| RITHOLTZ WEALTH MANAGEMENT | 1698218 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 132943 | 1149957 | — | — | — | Aug 10, 2026 | SEC_13F_DATASET |
| Bank of New York Mellon Corp | 1390777 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 24641 | 213145 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| Legal & General Group Plc | 764068 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1581 | 13676 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Qube Research & Technologies Ltd | 1729829 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 32230 | 278790 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| PRICE T ROWE ASSOCIATES INC /MD/ | 80255 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 13488 | 117 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| STRS OHIO | 820478 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 14000 | 121100 | — | — | — | Jul 30, 2026 | SEC_13F_DATASET |
| ROYAL BANK OF CANADA | 1000275 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 707 | 6000 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Informed Momentum Co LLC | 1510989 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 90053 | 778958 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| BNP PARIBAS FINANCIAL MARKETS | 1166588 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2813 | 24332 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| NEW YORK STATE COMMON RETIREMENT FUND | 810265 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2900 | 25085 | — | — | — | Jul 29, 2026 | SEC_13F_DATASET |
| Sixth Street Partners Management Company, L.P. | 1812095 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 39373 | 340576 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| AMERIPRISE FINANCIAL INC | 820027 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 905679 | 7834123 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Caitong International Asset Management Co., Ltd | 1963355 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2 | 17 | — | — | — | Aug 5, 2026 | SEC_13F_DATASET |
| GROUP ONE TRADING LLC | 932540 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 31000 | 268150 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Sterling Capital Management LLC | 1329883 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 57 | 493 | — | — | — | Jul 28, 2026 | SEC_13F_DATASET |
| Huntleigh Advisors, Inc. | 1367653 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 141172 | 1221145 | — | — | — | Aug 4, 2026 | SEC_13F_DATASET |
| XTX Topco Ltd | 1828301 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 23995 | 207557 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Nuveen, LLC | 1871926 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 21419 | 185274 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| MetLife Investment Management, LLC | 1529735 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 9895 | 85592 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| ALGERT GLOBAL LLC | 1275218 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 11642 | 100703 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| SALEM INVESTMENT COUNSELORS INC | 884423 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 25 | 217 | — | — | — | Jul 14, 2026 | SEC_13F_DATASET |
| Hodges Capital Management Inc. | 1337263 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 11185 | 96750 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| Teton Advisors, LLC | 2086025 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 130000 | 1124500 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| BlackRock, Inc. | 2012383 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 562818 | 4868376 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| SBI Securities Co., Ltd. | 1851815 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 125 | 1081 | — | — | — | Jul 23, 2026 | SEC_13F_DATASET |
| Ameritas Investment Partners, Inc. | 1055980 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1471 | 12724 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| AMERICAN CENTURY COMPANIES INC | 748054 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 328848 | 2844535 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| MORGAN STANLEY | 895421 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 4289 | 37100 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Rialto Wealth Management, LLC | 2054966 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 79 | 684 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| NORTHERN TRUST CORP | 73124 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 118930 | 1028745 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| OCCUDO QUANTITATIVE STRATEGIES LP | 1819697 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 24936 | 215696 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| PNC Financial Services Group, Inc. | 713676 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6600 | 57090 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| CITADEL ADVISORS LLC | 1423053 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 39470 | 341416 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| UBS Group AG | 1610520 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 16154 | 139732 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| ACADIAN ASSET MANAGEMENT LLC | 916542 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 191015 | 1646 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | 1081019 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1929 | 223 | — | — | — | Aug 24, 2026 | SEC_13F_DATASET |
| FEDERATED HERMES, INC. | 1056288 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 367 | 3175 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| JANE STREET GROUP, LLC | 1595888 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 130606 | 1129742 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
Informational research only, not financial advice. Forecasts are uncertain and can be wrong.