AtiATI
13F holders, Q3 2024 (September 30)421holders +18
65new positions
42sold out
12famous investors
$66.85avg. 13F price*
At the end of Q3 2024, 421 institutions reported holding Ati Inc. (ATI) in their 13F filings, up 18 from Q2 2024. 65 opened new positions and 42 sold out. The largest holders were BlackRock, Inc. ($1.1B), Capital International Investors ($1.0B) and Vanguard Group Inc. ($890.9M). 12 famous investors held it, including George Soros (0.4% of Soros Fund Management's portfolio), Mario Gabelli (0.3% of GAMCO Investors's portfolio) and Paul Tudor Jones (0.2% of Tudor Investment Corporation's portfolio).
- Company
- Ati Inc.
- CUSIP
- 01741R102
- Latest filing quarter
- Q2 2026
History
Number of 13F holders
Total Exit/New Position Q2 2024 → Q3 2024
| Institutions | Total Value | |
|---|---|---|
| New Positions | 65 | $213.5M |
| Exits | 42 | $69.2M |
All 13F filers, Q2 2024 → Q3 2024: 10,982,224 shares bought and 10,477,784 shares sold, net +504,440 shares. Counts holders who added, trimmed, opened or closed a position; split-adjusted.
Ownership 421 holders
| BlackRock, Inc. | 0.02% | — | 15,860,696 | $1.1B |
| Capital International Investors | 0.19% | Reduce -0.1% | 15,084,379 | $1.0B |
| Vanguard Group Inc. | 0.02% | Add +0.7% | 13,315,096 | $890.9M |
| FMR LLC | 0.04% | Add +27.8% | 9,281,393 | $621.0M |
| State Street Corp. | 0.01% | Reduce -5.3% | 5,413,734 | $362.2M |
| Invesco Ltd. | 0.06% | Add +1.1% | 4,492,758 | $300.6M |
| Capital World Investors | 0.04% | Add +19.5% | 3,428,657 | $229.4M |
| Ameriprise Financial Inc. | 0.05% | Reduce -13.9% | 3,142,949 | $210.3M |
| Frontier Capital Management Co. LLC | 1.97% | Reduce -0.3% | 3,121,211 | $208.8M |
| Dimensional Fund Advisors LP | 0.04% | Reduce -1.3% | 2,475,314 | $165.6M |
| Geode Capital Management, LLC | 0.01% | Add +0.3% | 1,952,934 | $130.7M |
| Federated Hermes, Inc. | 0.26% | Add +4.9% | 1,786,146 | $119.5M |
| Norges Bank | 0.02% | Add +14.6% | 1,782,688 | $119.3M |
| Morgan Stanley | 0.01% | Reduce -3.6% | 1,700,310 | $113.8M |
| Millennium Management | 0.10% | Reduce -18.0% | 1,595,016 | $106.7M |
| Channing Capital Management, LLC | 2.48% | Reduce -0.5% | 1,447,484 | $96.9M |
| Charles Schwab Investment Management Inc. | 0.02% | Add +1.8% | 1,371,239 | $91.7M |
| Bowen Hanes & Co. Inc. | 2.40% | Reduce -1.3% | 1,365,180 | $91.3M |
| Barrow Hanley Mewhinney & Strauss LLC | 0.30% | Reduce -0.5% | 1,359,570 | $91.0M |
| Loomis Sayles & Co. L P | 0.11% | Reduce -14.5% | 1,297,155 | $86.8M |
| Allspring Global Investments Holdings, LLC | 0.13% | Reduce -1.6% | 1,289,215 | $86.3M |
| D. E. Shaw & Co. | 0.12% | Add +14.9% | 1,282,341 | $85.8M |
| American Century Companies Inc. | 0.05% | Add +85.3% | 1,201,101 | $80.4M |
| T. Rowe Price Associates Inc. | 0.01% | Reduce -7.7% | 1,123,299 | $75.2M |
| Neuberger Berman Group LLC | 0.05% | Add +4.0% | 928,024 | $62.1M |
| MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd. | 0.14% | Reduce -8.3% | 921,054 | $61.6M |
| Balyasny Asset Management L.P. | 0.16% | Reduce -19.9% | 898,025 | $60.1M |
| Bank of New York Mellon Corp | 0.01% | Reduce -1.1% | 878,245 | $58.8M |
| Two Sigma Investments, LP | 0.14% | Reduce -18.5% | 871,375 | $58.3M |
| Macquarie Group Ltd. | 0.06% | Reduce -10.8% | 843,013 | $56.4M |
| Marshall Wace, LLP | 0.07% | Add +1499.3% | 822,176 | $55.0M |
| Driehaus Capital Management LLC | 0.47% | Add +56.7% | 816,690 | $54.6M |
| Nuveen Asset Management, LLC | 0.01% | Add +1.1% | 691,497 | $46.3M |
| Senator Investment Group LP | 2.19% | Reduce -22.6% | 690,000 | $46.2M |
| Northern Trust Corp. | 0.01% | Reduce -47.8% | 676,616 | $45.3M |
| Fisher Asset Management | 0.02% | Reduce -16.3% | 658,312 | $44.0M |
| Emerald Advisers, LLC | 1.65% | Reduce -0.5% | 637,468 | $42.7M |
| Jane Street Group, LLC | 0.06% | Reduce -47.5% | 591,748 | $39.6M |
| Principal Financial Group Inc. | 0.02% | Reduce -4.1% | 585,948 | $39.2M |
| UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC | 0.01% | Add +1.4% | 580,194 | $38.8M |
| Point72 Asset Management | 0.14% | Add +10.0% | 571,676 | $38.3M |
| Wellington Management Group LLP | 0.01% | Add +12.4% | 560,711 | $37.5M |
| Capital International, Inc. | 0.46% | Reduce -15.6% | 542,199 | $36.3M |
| Goldman Sachs Group Inc. | 0.01% | Reduce -37.3% | 533,981 | $35.7M |
| Dendur Capital LP | 4.83% | New | 508,372 | $34.0M |
| Cookson Peirce & Co. Inc. | 1.57% | New | 499,859 | $33.4M |
| Victory Capital Management Inc. | 0.03% | Reduce -3.1% | 497,209 | $33.3M |
| BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp | 0.18% | Add +177.7% | 451,982 | $30.2M |
| Scout Investments, Inc. | 0.79% | Add +7.0% | 475,384 | $30.2M |
| Emerald Mutual Fund Advisers Trust | 1.52% | Reduce -14.4% | 436,624 | $29.2M |
| KLCM Advisors, Inc. | 3.42% | Reduce -0.7% | 430,227 | $28.8M |
| Alliancebernstein L.P. | 0.01% | Reduce -6.0% | 429,263 | $28.7M |
| Forest Avenue Capital Management LP | 3.48% | New | 428,929 | $28.7M |
| Bank of America Corp. | 0.00% | Reduce -19.1% | 427,586 | $28.6M |
| Woodline Partners LP | 0.24% | Reduce -10.9% | 427,433 | $28.6M |
| Assenagon Asset Management S.A. | 0.06% | Reduce -19.6% | 424,909 | $28.4M |
| Franklin Resources Inc. | 0.01% | Add +16.2% | 445,746 | $28.0M |
| Two Sigma Advisers, LP | 0.06% | Add +11.6% | 410,598 | $27.5M |
| GAMCO Investors | 0.28% | Reduce -1.7% | 409,042 | $27.4M |
| NorthRock Partners, LLC | 0.89% | Reduce -5.8% | 408,354 | $27.1M |
| Legal & General Group Plc | 0.01% | Reduce -0.2% | 369,239 | $24.7M |
| Capital Group Private Client Services, Inc. | 0.23% | Reduce -0.6% | 359,834 | $24.1M |
| Schroder Investment Management Group | 0.02% | Add +14.1% | 357,435 | $23.7M |
| First Trust Advisors LP | 0.02% | Add +246.7% | 349,296 | $23.4M |
| New York State Common Retirement Fund | 0.03% | Reduce -2.1% | 338,325 | $22.6M |
| Wells Fargo & Company | 0.01% | Add +24.8% | 332,403 | $22.2M |
| Evergreen Quality Fund GP, Ltd. | 1.12% | New | 330,637 | $22.1M |
| Voloridge Investment Management, LLC | 0.08% | Add +2176.3% | 320,226 | $21.4M |
| Rhumbline Advisers | 0.02% | Reduce -3.2% | 287,316 | $19.2M |
| JPMorgan Chase & Co. | 0.00% | Add +0.1% | 283,260 | $19.0M |
| Holocene Advisors, LP | 0.08% | New | 282,890 | $18.9M |
| Public Sector Pension Investment Board | 0.10% | Reduce -3.5% | 264,086 | $17.7M |
| Mesirow Institutional Investment Management, Inc. | 1.32% | Add +3.2% | 257,424 | $17.2M |
| Citadel Advisors | 0.02% | Reduce -69.7% | 253,716 | $17.0M |
| Saraza Management, LP | 4.84% | New | 250,000 | $16.7M |
| Sei Investments Co. | 0.02% | Reduce -13.5% | 247,633 | $16.6M |
| Swiss National Bank | 0.01% | Reduce -0.7% | 243,100 | $16.3M |
| Royce & Associates LP | 0.14% | Reduce -14.7% | 226,122 | $15.1M |
| Deutsche Bank AG | 0.01% | Add +94.1% | 220,454 | $14.8M |
| Eagle Asset Management Inc. | 0.07% | Add +39.1% | 242,644 | $14.1M |
| Tudor Investment Corporation | 0.15% | Add +774.5% | 206,534 | $13.8M |
| California Public Employees Retirement System | 0.01% | Add +15.4% | 199,588 | $13.4M |
| Soros Fund Management | 0.37% | Add +11.5% | 197,456 | $13.2M |
| State of Wisconsin Investment Board | 0.03% | Reduce -5.8% | 189,333 | $12.7M |
| AQR Capital Management | 0.02% | Add +1352.6% | 184,194 | $12.2M |
| Corient Private Wealth LP | 0.02% | Add +581.9% | 172,099 | $11.5M |
| New York State Teachers Retirement System | 0.02% | Add +2.5% | 157,480 | $10.5M |
| ExodusPoint Capital Management, LP | 0.11% | Reduce -46.5% | 156,132 | $10.4M |
| Bank of Montreal | 0.00% | Add +38.4% | 157,254 | $10.4M |
| Kennedy Capital Management LLC | 0.22% | Reduce -24.7% | 147,364 | $9.9M |
| CANADA LIFE ASSURANCE Co | 0.02% | Reduce -3.6% | 146,513 | $9.8M |
| Moody Aldrich Partners LLC | 1.77% | Reduce -1.9% | 145,563 | $9.7M |
| Engineers Gate Manager LP | 0.19% | Add +59.0% | 142,209 | $9.5M |
| Mountaineer Partners Management, LLC | 5.87% | Reduce -32.7% | 140,650 | $9.4M |
| Trexquant Investment LP | 0.12% | Add +1003.5% | 137,472 | $9.2M |
| Segall Bryant & Hamill, LLC | 0.12% | New | 134,391 | $9.0M |
| Prudential Financial Inc. | 0.01% | Add +3.7% | 131,517 | $8.8M |
| Jones Road Capital Management, L.P. | 8.85% | New | 130,345 | $8.7M |
| Canada Pension Plan Investment Board | 0.01% | Add +15.4% | 128,200 | $8.6M |
| Schonfeld Strategic Advisors LLC | 0.07% | Reduce -51.9% | 127,869 | $8.6M |
"% of holder's portfolio" is ATI's weight in each manager's 13F, not the share of Ati Inc. the manager owns.