ATI · Company research
ATI Inc. (ATI): 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 |
|---|---|---|---|---|---|---|---|---|---|
| Gotham Asset Management, LLC | 1510387 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 269572 | 53132641 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Crossmark Global Holdings, Inc. | 1539204 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 10607 | 2090640 | — | — | — | Jul 16, 2026 | SEC_13F_DATASET |
| Activest Wealth Management | 1883134 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 129 | 25426 | — | — | — | Jul 16, 2026 | SEC_13F_DATASET |
| HRT FINANCIAL LP | 1475597 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 131009 | 25821 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| YOUSIF CAPITAL MANAGEMENT, LLC | 1858789 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 38125 | 7514437 | — | — | — | Jul 16, 2026 | SEC_13F_DATASET |
| Rakuten Securities, Inc. | 2009539 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 460 | 90666 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Weinberger Asset Management, Inc | 2051705 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 8800 | 1649472 | — | — | — | Aug 5, 2026 | SEC_13F_DATASET |
| NORGES BANK | 1374170 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1739884 | 342931136 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Moisand Fitzgerald Tamayo, LLC | 1649107 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 70 | 13797 | — | — | — | Jul 13, 2026 | SEC_13F_DATASET |
| NorthCrest Asset Manangement, LLC | 1893159 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2935 | 552778 | — | — | — | Jul 15, 2026 | SEC_13F_DATASET |
| Barnes Dennig Private Wealth Management LLC | 2058270 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1050 | 206955 | — | — | — | Jul 15, 2026 | SEC_13F_DATASET |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 1368163 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 57358 | 11305262 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| QRG CAPITAL MANAGEMENT, INC. | 1996454 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1270 | 250352 | — | — | — | Jul 14, 2026 | SEC_13F_DATASET |
| FRONTIER CAPITAL MANAGEMENT CO LLC | 351173 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 419968 | 82775691 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Successful Portfolios LLC | 1721780 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2000 | 376720 | — | — | — | Jul 14, 2026 | SEC_13F_DATASET |
| OpenArc Corporate Advisory, LLC | 2111345 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2722 | 536506 | — | — | — | Aug 5, 2026 | SEC_13F_DATASET |
| SHELTON CAPITAL MANAGEMENT | 1002784 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 4398 | 866846 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Atom Investors LP | 1738902 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 4185 | 824864 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| NATIXIS ADVISORS, LLC | 1018331 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 74048 | 14595 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CAXTON ASSOCIATES LLP | 2051323 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1264 | 249134 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| PANAGORA ASSET MANAGEMENT INC | 883677 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 188522 | 37157686 | — | — | — | Aug 6, 2026 | SEC_13F_DATASET |
| VICTORY CAPITAL MANAGEMENT INC | 1040188 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 50750 | 10002825 | — | — | — | Aug 7, 2026 | SEC_13F_DATASET |
| Ponta Wealth Partners, LLC | 2107740 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1462 | 288160 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| LORD, ABBETT & CO. LLC | 728100 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 124549 | 24549 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Truvestments Capital LLC | 1750405 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3427 | 675462 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| Greenspring Advisors, LLC | 1922200 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1172 | 231002 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| FIDUCIARY FINANCIAL ADVISORS | 2116119 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 30 | 5913 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Faithward Advisors, LLC | 1695078 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 13653 | 2691006 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| IEQ CAPITAL, LLC | 1779789 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 66949 | 13195645 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Covea Finance | 1636948 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 31000 | 6110100 | — | — | — | Jul 13, 2026 | SEC_13F_DATASET |
| Curated Wealth Partners LLC | 1781284 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 260899 | 281477 | — | — | — | Jul 13, 2026 | SEC_13F_DATASET |
| MetLife Investment Management, LLC | 1529735 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 71003 | 13994691 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Seneschal Advisors, LLC | 2039659 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1 | 198 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| VANGUARD PORTFOLIO MANAGEMENT LLC | 2100121 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6219875 | 1225937363 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| RITHOLTZ WEALTH MANAGEMENT | 1698218 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 8455 | 1666481 | — | — | — | Aug 10, 2026 | SEC_13F_DATASET |
| Waverly Advisors, LLC | 1568787 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 44418 | 8754768 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Inspire Investing, LLC | 1670139 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6883 | 1356639 | — | — | — | Aug 12, 2026 | SEC_13F_DATASET |
| NATIXIS | 1274981 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 55037 | 10847793 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Bank of Marin | 1801145 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2950 | 581445 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Arista Wealth Management, LLC | 1964758 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 5753 | 1133916 | — | — | — | Jul 9, 2026 | SEC_13F_DATASET |
| WEST MICHIGAN ADVISORS, LLC | 1909879 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 5023 | 730646 | — | — | — | Jul 24, 2026 | SEC_13F_DATASET |
| VestGen Advisors, LLC | 2050130 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1889 | 372322 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| MORGAN STANLEY | 895421 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3 | 702 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Arlington Capital Management, Inc. | 1606507 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1211 | 238688 | — | — | — | Jul 24, 2026 | SEC_13F_DATASET |
| Pathstone Holdings, LLC | 2011612 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 37128 | 7317929 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Campbell & CO Investment Adviser LLC | 1353570 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 18559 | 3657979 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| Gallo Partners, LP | 2015727 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2974 | 586176 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Vontobel Holding Ltd. | 1588340 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2699 | 531973 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| Central Pacific Bank - Trust Division | 2020066 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6308 | 1243307 | — | — | — | Jul 7, 2026 | SEC_13F_DATASET |
| CX Institutional | 1737089 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 16 | 3 | — | — | — | Jul 2, 2026 | SEC_13F_DATASET |
| Mountaineer Partners Management, LLC | 1730532 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 48502 | 9559744 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Grove Bank & Trust | 1662212 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2 | 394 | — | — | — | Jul 7, 2026 | SEC_13F_DATASET |
| Cape Investment Advisory, Inc. | 1944437 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1370 | 270027 | — | — | — | Jul 23, 2026 | SEC_13F_DATASET |
| Centiva Capital, LP | 1692507 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1858 | 366212 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Allworth Financial LP | 1555170 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2840 | 559802 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| California Public Employees Retirement System | 919079 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 258900 | 51029190 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| MUTUAL OF AMERICA CAPITAL MANAGEMENT LLC | 922127 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 50696 | 9992182 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| CITIGROUP INC | 831001 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 99600 | 19631160 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| Savvy Advisors, Inc. | 2003633 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1480 | 291785 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| MACKENZIE FINANCIAL CORP | 919859 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 34992 | 6896923 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Raiffeisen Bank International AG | 2044885 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 16000 | 3163360 | — | — | — | Aug 3, 2026 | SEC_13F_DATASET |
| Bannerstone Capital Management, LLC | 2083499 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2550 | 502605 | — | — | — | Jul 31, 2026 | SEC_13F_DATASET |
| Oribel Capital Management, LP | 1661140 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 96500 | 19020150 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| Silver Grove Financial Group, Inc. | 2111172 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 13 | 2562 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| TFC Financial Management, Inc. | 1827844 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 118 | 23258 | — | — | — | Jul 23, 2026 | SEC_13F_DATASET |
| HUB Investment Partners, LLC | 1841815 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 3300 | 650430 | — | — | — | Jul 31, 2026 | SEC_13F_DATASET |
| USS Investment Management Ltd | 1587381 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 22800 | 4492968 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| HUNTINGTON NATIONAL BANK | 49205 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 22752 | 4484420 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
| MB, LEVIS & ASSOCIATES, LLC | 2065807 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 25 | 4928 | — | — | — | Jul 22, 2026 | SEC_13F_DATASET |
| ARK Investment Management LLC | 1697748 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 487 | 95988 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Tower Research Capital LLC (TRC) | 1533421 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 12494 | 2462567 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Vinva Investment Management Ltd | 1968109 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2098 | 602848 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CANADA PENSION PLAN INVESTMENT BOARD | 1283718 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 321526 | 63372775 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| CAISSE DES DEPOTS ET CONSIGNATIONS | 1056947 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 2953 | 582036 | — | — | — | Jul 24, 2026 | SEC_13F_DATASET |
| Golden State Wealth Management, LLC | 1776033 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 308 | 60707 | — | — | — | Jul 22, 2026 | SEC_13F_DATASET |
| Hudson Bay Capital Management LP | 1393825 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 46479 | 9161011 | — | — | — | Aug 14, 2026 | SEC_13F_DATASET |
| Linscomb Wealth, Inc. | 1313294 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1042 | 205387 | — | — | — | Jul 31, 2026 | SEC_13F_DATASET |
| Summit Trail Advisors, LLC | 1698478 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 6003 | 1183191 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| Rialto Wealth Management, LLC | 2054966 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 20 | 3942 | — | — | — | Aug 11, 2026 | SEC_13F_DATASET |
| BOWEN HANES & CO INC | 1077583 | Tue Jun 30 2026 00:00:00 GMT+0000 (Coordinated Universal Time) | 1043105 | 151730053 | — | — | — | Aug 13, 2026 | SEC_13F_DATASET |
Informational research only, not financial advice. Forecasts are uncertain and can be wrong.