ATI
ATI INCCompany with tickers: ATI
CIK
1018963
CUSIP
01741R102
Shares Outstanding
136,462,390
Price
Holdings
Short Volume
Short Interest
Fails to Deliver
SEC Filings
Earnings Calls
Insider Trading
Congress Trades
Report Date:
Holders: 562
Total Value: $13,295,917,784
Total Shares: 115,858,471
Showing top 100 of 562 holders by value
| Holder | Value (USD) | Shares | Type | Discretion | Filed | Action |
|---|---|---|---|---|---|---|
| Capital International Investors | $1,961,914,352 | 17,095,803 | Shares | Defined | 2026-02-11 | View |
| BlackRock, Inc. | $1,683,158,521 | 14,666,770 | Shares | Sole | 2026-02-12 | View |
| Capital World Investors | $844,150,804 | 7,355,793 | Shares | Defined | 2026-02-11 | View |
| STATE STREET CORP | $642,567,979 | 5,599,233 | Shares | Defined | 2026-02-13 | View |
| FMR LLC | $582,386,800 | 5,074,824 | Shares | Defined | 2026-02-17 | View |
| Capital Research Global Investors | $414,481,446 | 3,611,724 | Shares | Defined | 2026-02-11 | View |
| Invesco Ltd. | $388,453,874 | 3,384,924 | Shares | Defined | 2026-02-19 | View |
| GEODE CAPITAL MANAGEMENT, LLC | $277,623,719 | 2,419,168 | Shares | Defined | 2026-02-09 | View |
| DIMENSIONAL FUND ADVISORS LP | $243,977,002 | 2,125,976 | Shares | Sole | 2026-02-12 | View |
| DENDUR CAPITAL LP | $234,029,035 | 2,039,291 | Shares | Sole | 2026-02-17 | View |
| D. E. Shaw & Co., Inc. | $232,115,985 | 2,022,621 | Shares | Defined | 2026-02-17 | View |
| NORGES BANK | $198,786,698 | 1,732,195 | Shares | Sole | 2026-02-10 | View |
| AMERICAN CENTURY COMPANIES INC | $182,470,350 | 1,590,017 | Shares | Defined | 2026-02-13 | View |
| CHARLES SCHWAB INVESTMENT MANAGEMENT INC | $170,750,485 | 1,487,892 | Shares | Sole | 2026-02-13 | View |
| AMERIPRISE FINANCIAL INC | $142,789,899 | 1,244,248 | Shares | Defined | 2026-02-17 | View |
| FRONTIER CAPITAL MANAGEMENT CO LLC | $140,862,506 | 1,227,453 | Shares | Sole | 2026-02-17 | View |
| UBS Group AG | $136,923,481 | 1,193,129 | Shares | Defined | 2026-01-29 | View |
| BOWEN HANES & CO INC | $135,153,425 | 1,177,705 | Shares | Sole | 2026-02-10 | View |
| NORTHERN TRUST CORP | $134,741,663 | 1,174,117 | Shares | Other | 2026-02-17 | View |
| Holocene Advisors, LP | $122,993,456 | 1,071,745 | Shares | Sole | 2026-02-17 | View |
| AQR CAPITAL MANAGEMENT LLC | $117,036,835 | 1,019,840 | Shares | Other | 2026-02-17 | View |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | $115,673,374 | 1,007,959 | Shares | Defined | 2026-02-17 | View |
| LOOMIS SAYLES & CO L P | $107,377,832 | 935,673 | Shares | Defined | 2026-02-12 | View |
| Bank of New York Mellon Corp | $104,761,414 | 912,874 | Shares | Defined | 2026-02-10 | View |
| Fisher Asset Management, LLC | $104,258,886 | 908,495 | Shares | Defined | 2026-02-09 | View |
| BARROW HANLEY MEWHINNEY & STRAUSS LLC | $98,452,603 | 857,900 | Shares | Defined | 2026-02-11 | View |
| Neuberger Berman Group LLC | $94,414,658 | 822,714 | Shares | Defined | 2026-02-13 | View |
| RAYMOND JAMES FINANCIAL INC | $92,188,656 | 803,317 | Shares | Defined | 2026-02-18 | View |
| BANK OF AMERICA CORP /DE/ | $91,701,729 | 799,074 | Shares | Defined | 2026-02-17 | View |
| PRUDENTIAL FINANCIAL INC | $91,398,995 | 796,436 | Shares | Defined | 2026-02-13 | View |
| Point72 Asset Management, L.P. | $87,237,912 | 760,177 | Shares | Defined | 2026-02-17 | View |
| Jain Global LLC | $76,347,073 | 665,276 | Shares | Sole | 2026-02-17 | View |
| MARSHALL WACE, LLP | $72,101,985 | 628,285 | Shares | Other | 2026-02-13 | View |
| Allspring Global Investments Holdings, LLC | $69,281,414 | 603,707 | Shares | Other | 2026-01-15 | View |
| Nuveen, LLC | $62,835,804 | 547,541 | Shares | Defined | 2026-02-12 | View |
| FEDERATED HERMES, INC. | $62,642,204 | 545,854 | Shares | Defined | 2026-02-12 | View |
| MILLENNIUM MANAGEMENT LLC | $58,169,663 | 506,881 | Shares | Sole | 2026-02-17 | View |
| PRICE T ROWE ASSOCIATES INC /MD/ | $57,170,792 | 498,177 | Shares | Sole | 2026-02-17 | View |
| Woodline Partners LP | $54,074,338 | 471,195 | Shares | Sole | 2026-02-17 | View |
| SCHRODER INVESTMENT MANAGEMENT GROUP | $52,048,823 | 453,545 | Shares | Sole | 2026-02-13 | View |
| Qube Research & Technologies Ltd | $49,372,850 | 430,227 | Shares | Sole | 2026-02-17 | View |
| BNP PARIBAS ARBITRAGE, SA | $45,064,186 | 392,682 | Shares | Defined | 2026-02-10 | View |
| Balyasny Asset Management LLC | $44,754,792 | 389,986 | Shares | Other | 2026-02-17 | View |
| GAMCO INVESTORS, INC. ET AL | $43,964,556 | 383,100 | Shares | Sole | 2026-02-05 | View |
| VAUGHAN NELSON INVESTMENT MANAGEMENT, L.P. | $43,327,635 | 377,550 | Shares | Defined | 2026-01-15 | View |
| WELLINGTON MANAGEMENT GROUP LLP | $43,305,602 | 377,358 | Shares | Defined | 2026-02-17 | View |
| ARROWSTREET CAPITAL, LIMITED PARTNERSHIP | $41,688,979 | 363,271 | Shares | Defined | 2026-02-13 | View |
| GOLDMAN SACHS GROUP INC | $41,587,530 | 362,387 | Shares | Defined | 2026-02-10 | View |
| JPMORGAN CHASE & CO | $40,726,140 | 354,881 | Shares | Other | 2026-02-11 | View |
| LATEEF INVESTMENT MANAGEMENT, L.P. | $40,432,472 | 352,322 | Shares | Sole | 2026-01-20 | View |
| UBS ASSET MANAGEMENT AMERICAS INC | $40,431,780 | 352,316 | Shares | Defined | 2026-02-13 | View |
| RHUMBLINE ADVISERS | $39,884,608 | 347,548 | Shares | Sole | 2026-02-13 | View |
| CAPITAL INTERNATIONAL INC /CA/ | $37,417,957 | 326,054 | Shares | Defined | 2026-02-11 | View |
| Senator Investment Group LP | $37,297,000 | 325,000 | Shares | Sole | 2026-02-13 | View |
| KLCM Advisors, Inc. | $37,028,920 | 322,664 | Shares | Sole | 2026-02-04 | View |
| SEGALL BRYANT & HAMILL, LLC | $36,917,488 | 321,693 | Shares | Sole | 2026-02-13 | View |
| Retirement Systems of Alabama | $35,435,937 | 308,783 | Shares | Sole | 2026-01-15 | View |
| EMERALD ADVISERS, LLC | $35,294,667 | 307,552 | Shares | Sole | 2026-02-09 | View |
| ALLIANCEBERNSTEIN L.P. | $35,175,890 | 306,517 | Shares | Defined | 2026-02-17 | View |
| 1832 Asset Management L.P. | $33,793,721 | 294,473 | Shares | Sole | 2026-02-13 | View |
| PRINCIPAL FINANCIAL GROUP INC | $33,526,444 | 292,144 | Shares | Defined | 2026-02-02 | View |
| Gotham Asset Management, LLC | $33,394,700 | 290,996 | Shares | Sole | 2026-02-17 | View |
| JANE STREET GROUP, LLC | $31,811,242 | 277,198 | Shares | Defined | 2026-02-12 | View |
| MUFG Securities EMEA plc | $31,788,520 | 277,000 | Shares | Defined | 2026-02-10 | View |
| Swiss National Bank | $31,180,292 | 271,700 | Shares | Sole | 2026-02-12 | View |
| LORD, ABBETT & CO. LLC | $30,646,543 | 267,049 | Shares | Sole | 2026-02-13 | View |
| NATIXIS | $30,304,328 | 264,067 | Shares | Sole | 2026-02-13 | View |
| Cartenna Capital, LP | $29,837,600 | 260,000 | Shares | Sole | 2026-02-17 | View |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | $29,470,368 | 256,800 | Shares | Other | 2026-02-17 | View |
| CALIFORNIA PUBLIC EMPLOYEES RETIREMENT SYSTEM | $29,228,109 | 254,689 | Shares | Sole | 2026-02-12 | View |
| CANADA PENSION PLAN INVESTMENT BOARD | $28,176,563 | 245,526 | Shares | Sole | 2026-02-17 | View |
| Allianz Asset Management GmbH | $27,830,561 | 242,511 | Shares | Defined | 2026-02-11 | View |
| BANK OF NOVA SCOTIA | $27,794,872 | 242,200 | Shares | Sole | 2026-02-13 | View |
| NOMURA ASSET MANAGEMENT INTERNATIONAL INC. | $27,497,528 | 239,609 | Shares | Defined | 2026-02-17 | View |
| Twin Tree Management, LP | $26,635,796 | 232,100 | Shares | Sole | 2026-02-11 | View |
| STATE OF WISCONSIN INVESTMENT BOARD | $26,254,219 | 228,775 | Shares | Sole | 2026-02-17 | View |
| SUSQUEHANNA INTERNATIONAL GROUP, LLP | $26,107,900 | 227,500 | Shares | Other | 2026-02-17 | View |
| Legal & General Group Plc | $25,796,785 | 224,789 | Shares | Defined | 2026-02-09 | View |
| WELLS FARGO & COMPANY/MN | $24,989,333 | 217,753 | Shares | Defined | 2026-02-13 | View |
| DRIEHAUS CAPITAL MANAGEMENT LLC | $24,456,618 | 213,111 | Shares | Sole | 2026-02-17 | View |
| HAWK RIDGE CAPITAL MANAGEMENT LP | $24,042,220 | 209,500 | Shares | Sole | 2026-02-17 | View |
| PEAK6 LLC | $23,250,376 | 202,600 | Shares | Defined | 2026-02-13 | View |
| ING GROEP NV | $22,412,628 | 195,300 | Shares | Defined | 2026-02-11 | View |
| EMERALD MUTUAL FUND ADVISERS TRUST | $21,064,771 | 183,555 | Shares | Sole | 2026-02-09 | View |
| CIBC WORLD MARKETS CORP | $20,363,473 | 177,444 | Shares | Sole | 2026-02-12 | View |
| VOLORIDGE INVESTMENT MANAGEMENT, LLC | $20,167,004 | 175,732 | Shares | Sole | 2026-02-17 | View |
| CI Private Wealth, LLC | $19,723,685 | 171,869 | Shares | Sole | 2026-02-19 | View |
| Concentric Capital Strategies, LP | $18,586,070 | 161,956 | Shares | Sole | 2026-02-17 | View |
| NATIXIS ADVISORS, L.P. | $17,359,170 | 151,265 | Shares | Other | 2026-02-10 | View |
| NEW YORK STATE TEACHERS RETIREMENT SYSTEM | $16,980,922 | 147,969 | Shares | Sole | 2026-01-30 | View |
| SIGNATURE ESTATE & INVESTMENT ADVISORS LLC | $16,563,195 | 144,329 | Shares | Sole | 2026-02-06 | View |
| BARCLAYS PLC | $16,014,069 | 139,544 | Shares | Sole | 2026-02-13 | View |
| Sanctuary Advisors, LLC | $15,523,011 | 135,265 | Shares | Sole | 2026-01-29 | View |
| CITADEL ADVISORS LLC | $15,458,172 | 134,700 | Shares | Defined | 2026-02-17 | View |
| CITADEL ADVISORS LLC | $15,205,700 | 132,500 | Shares | Defined | 2026-02-17 | View |
| Man Group plc | $15,109,414 | 131,661 | Shares | Defined | 2026-02-17 | View |
| ROYCE & ASSOCIATES LP | $15,094,612 | 131,532 | Shares | Sole | 2026-02-09 | View |
| CALIFORNIA STATE TEACHERS RETIREMENT SYSTEM | $14,967,228 | 130,422 | Shares | Sole | 2026-02-17 | View |
| Mountaineer Partners Management, LLC | $14,793,596 | 128,909 | Shares | Sole | 2026-02-13 | View |
| ALGERT GLOBAL LLC | $14,682,968 | 127,945 | Shares | Sole | 2026-02-17 | View |