Ati Inc
ATI- Exchange
- NYSE
- Industry
- Steel Pipe & Tubes
- SEC CIK
- 0001018963
In the last 90 days, Ati Inc insiders filed 0 open-market purchases and 9 sales; 795 institutions reported holding it in 13F filings for Q2 2026, worth $25.1B in total; 3 superinvestors hold it, including Viking Global Investors and Soros Fund Management.
13F holders, Q4 2024
Institutional positions in Ati Inc as of Dec 31, 2024. Investment managers with $100 million or more in US stocks report their long positions on Form 13F within 45 days after each quarter ends. How 13F works
- Institutional holders
- 403
- −9 vs. Q3 2024
- Shares held
- 136.4M
- +4.44M (+3.4%) vs. Q3 2024
- Total value
- $7.51B
- −$1.32B (−14.9%) vs. Q3 2024
- New holders
- 76
- 137 more added
- Sold out
- 85
- 132 more reduced
9 institutions that held it in Q3 2024 haven't filed for Q4 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2024: new holders, sold out and not filed yet
Holders and value by quarter
Institutions reporting ATI on Form 13F each quarter since Q1 2021, and the total value they reported. Values are as of each quarter end, so they also move with the share price.
| Quarter | Holders | Value |
|---|---|---|
| Q2 2026 | 795 | $25.1B |
| Q1 2026 | 678 | $18.5B |
| Q4 2025 | 570 | $14.7B |
| Q3 2025 | 470 | $10.5B |
| Q2 2025 | 473 | $11.6B |
| Q1 2025 | 426 | $6.97B |
| Q4 2024 | 403 | $7.51B |
| Q3 2024 | 421 | $8.89B |
| Q2 2024 | 403 | $7.33B |
| Q1 2024 | 345 | $6.89B |
| Q4 2023 | 349 | $6.10B |
| Q3 2023 | 338 | $5.48B |
| Q2 2023 | 329 | $5.95B |
| Q1 2023 | 339 | $5.29B |
| Q4 2022 | 304 | $3.95B |
| Q3 2022 | 290 | $3.49B |
| Q2 2022 | 266 | $3.02B |
| Q1 2022 | 284 | $3.51B |
| Q4 2021 | 241 | $2.10B |
| Q3 2021 | 236 | $2.21B |
| Q2 2021 | 237 | $2.77B |
| Q1 2021 | 234 | $2.72B |
Institutions, Q4 2024
Shares, value and share of portfolio for each institution holding Ati Inc; share changes are against Q3 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock, Inc. | 17,838,283 | $981.8M | 0.02% | +1,977,587+12.5% | Added |
| Capital International Investors | 15,901,561 | $875.2M | 0.16% | +817,182+5.4% | Added |
| Vanguard Group Inc | 15,335,409 | $844.1M | 0.01% | +2,020,313+15.2% | Added |
| Capital World Investors | 6,875,576 | $378.4M | 0.06% | +3,446,919+100.5% | Added |
| FMR LLC | 6,621,883 | $364.5M | 0.02% | −2,659,510−28.7% | Reduced |
| State Street Corp | 5,970,493 | $328.6M | 0.01% | +556,759+10.3% | Added |
| Invesco Ltd. | 4,696,500 | $258.5M | 0.05% | +203,742+4.5% | Added |
| Dendur Capital LP | 3,567,000 | $196.3M | 22.50% | +3,058,628+601.7% | Added |
| Ameriprise Financial Inc | 3,155,477 | $173.7M | 0.04% | +12,528+0.4% | Added |
| Frontier Capital Management Co LLC | 3,058,551 | $168.3M | 1.60% | −62,660−2.0% | Reduced |
| Dimensional Fund Advisors LP | 2,557,503 | $140.8M | 0.03% | +82,189+3.3% | Added |
| Geode Capital Management, LLC | 2,150,204 | $118.4M | 0.01% | +197,270+10.1% | Added |
| Channing Capital Management, LLC | 1,674,461 | $92.2M | 2.46% | +226,977+15.7% | Added |
| Charles Schwab Investment Management Inc | 1,563,062 | $86.0M | 0.02% | +191,823+14.0% | Added |
| Norges Bank | 1,545,180 | $85.0M | 0.01% | −237,508−13.3% | Reduced |
| Morgan Stanley | 1,528,191 | $84.1M | 0.01% | −172,119−10.1% | Reduced |
| D. E. Shaw & Co., Inc. | 1,463,613 | $80.6M | 0.09% | +181,272+14.1% | Added |
| Bowen Hanes & Co Inc | 1,366,915 | $75.2M | 2.02% | +1,735+0.1% | Added |
| American Century Companies Inc | 1,361,465 | $74.9M | 0.04% | +160,364+13.4% | Added |
| Barrow Hanley Mewhinney & Strauss LLC | 1,304,155 | $71.8M | 0.24% | −55,415−4.1% | Reduced |
| Loomis Sayles & Co L P | 1,259,227 | $69.3M | 0.09% | −37,928−2.9% | Reduced |
| Price T Rowe Associates Inc | 1,128,962 | $62.1M | 0.01% | +5,663+0.5% | Added |
| Woodline Partners LP | 991,741 | $54.6M | 0.37% | +564,308+132.0% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 955,270 | $52.6M | 0.11% | +34,216+3.7% | Added |
| Northern Trust Corp | 946,671 | $52.1M | 0.01% | +270,055+39.9% | Added |
| Bank of New York Mellon Corp | 891,152 | $49.0M | 0.01% | +12,907+1.5% | Added |
| Neuberger Berman Group LLC | 835,662 | $46.0M | 0.04% | −92,362−10.0% | Reduced |
| Allspring Global Investments Holdings, LLC | 832,046 | $45.8M | 0.07% | −457,169−35.5% | Reduced |
| Raymond James Financial Inc | 802,228 | $44.2M | 0.02% | +802,228 | New |
| Point72 Asset Management, L.P. | 797,814 | $43.9M | 0.12% | +226,138+39.6% | Added |
| Macquarie Group Ltd | 750,504 | $41.3M | 0.05% | −92,509−11.0% | Reduced |
| Senator Investment Group LP | 718,556 | $39.5M | 1.16% | +28,556+4.1% | Added |
| Marshall Wace, LLP | 699,071 | $38.5M | 0.05% | −123,105−15.0% | Reduced |
| Principal Financial Group Inc | 690,215 | $38.0M | 0.02% | +104,267+17.8% | Added |
| Fisher Asset Management, LLC | 663,729 | $36.5M | 0.01% | +5,417+0.8% | Added |
| Anomaly Capital Management, LP | 635,876 | $35.0M | 1.03% | +635,876 | New |
| Emerald Advisers, LLC | 602,039 | $33.1M | 1.28% | −35,429−5.6% | Reduced |
| UBS Asset Management Americas Inc | 597,174 | $32.9M | 0.01% | +16,980+2.9% | Added |
| Capital International Inc | 549,716 | $30.3M | 0.36% | +7,517+1.4% | Added |
| Balyasny Asset Management LLC | 537,700 | $29.6M | 0.07% | −360,325−40.1% | Reduced |
| Victory Capital Management Inc | 509,564 | $28.0M | 0.03% | +12,355+2.5% | Added |
| Wellington Management Group LLP | 451,225 | $24.8M | 0.00% | −109,486−19.5% | Reduced |
| Cartenna Capital, LP | 442,746 | $24.4M | 1.80% | +442,746 | New |
| Federated Hermes, Inc. | 429,545 | $23.6M | 0.05% | −1,356,601−76.0% | Reduced |
| Goldman Sachs Group Inc | 424,468 | $23.4M | 0.00% | −109,513−20.5% | Reduced |
| Alliancebernstein L.P. | 416,750 | $22.9M | 0.01% | −12,513−2.9% | Reduced |
| KLCM Advisors, Inc. | 414,584 | $22.8M | 2.65% | −15,643−3.6% | Reduced |
| Gamco Investors, Inc. Et Al | 405,700 | $22.3M | 0.23% | −3,342−0.8% | Reduced |
| Legal & General Group Plc | 401,083 | $22.1M | 0.01% | +31,844+8.6% | Added |
| Nuveen Asset Management, LLC | 398,215 | $21.9M | 0.01% | −293,282−42.4% | Reduced |
| Soros Fund Management LLCSuperinvestorSoros Fund Management | 391,501 | $21.5M | 0.38% | +194,045+98.3% | Added |
| Schroder Investment Management Group | 392,273 | $21.5M | 0.02% | +34,838+9.7% | Added |
| Citadel Advisors LLC | 390,750 | $21.5M | 0.02% | +137,034+54.0% | Added |
| New York State Common Retirement Fund | 382,489 | $21.1M | 0.03% | +44,164+13.1% | Added |
| Emerald Mutual Fund Advisers Trust | 369,093 | $20.3M | 1.24% | −67,531−15.5% | Reduced |
| Public Sector Pension Investment Board | 355,385 | $19.6M | 0.08% | +91,299+34.6% | Added |
| Holocene Advisors, LP | 353,502 | $19.5M | 0.06% | +70,612+25.0% | Added |
| Capital Group Private Client Services, Inc. | 349,036 | $19.2M | 0.18% | −10,798−3.0% | Reduced |
| SG Capital Management LLC | 335,080 | $18.4M | 2.03% | +335,080 | New |
| NorthRock Partners, LLC | 333,354 | $18.3M | 0.60% | −75,000−18.4% | Reduced |
| CI Private Wealth, LLC | 317,602 | $18.3M | 0.03% | +145,503+84.5% | Added |
| Bank of America Corp | 312,354 | $17.2M | 0.00% | −115,232−26.9% | Reduced |
| Rhumbline Advisers | 304,291 | $16.7M | 0.01% | +16,975+5.9% | Added |
| AQR Capital Management LLC | 278,354 | $15.3M | 0.02% | +94,160+51.1% | Added |
| British Columbia Investment Management Corp | 267,373 | $14.7M | 0.09% | −184,609−40.8% | Reduced |
| J. Goldman & Co LP | 265,851 | $14.6M | 0.52% | +265,851 | New |
| First Trust Advisors LP | 265,585 | $14.6M | 0.01% | −83,711−24.0% | Reduced |
| Wells Fargo & Company | 264,751 | $14.6M | 0.00% | −67,652−20.4% | Reduced |
| Royce & Associates LP | 248,902 | $13.7M | 0.13% | +22,780+10.1% | Added |
| Swiss National Bank | 244,800 | $13.5M | 0.01% | +1,700+0.7% | Added |
| JPMorgan Chase & Co | 238,461 | $13.1M | 0.00% | −44,799−15.8% | Reduced |
| State of Wisconsin Investment Board | 237,579 | $13.1M | 0.03% | +48,246+25.5% | Added |
| Two Sigma Investments, LP | 236,950 | $13.0M | 0.03% | −634,425−72.8% | Reduced |
| Canada Pension Plan Investment Board | 202,808 | $11.2M | 0.01% | +74,608+58.2% | Added |
| Hudson Bay Capital Management LP | 201,613 | $11.1M | 0.07% | +201,613 | New |
| Voloridge Investment Management, LLC | 200,982 | $11.1M | 0.04% | −119,244−37.2% | Reduced |
| Comerica Bank | 186,749 | $10.3M | 0.04% | +61,652+49.3% | Added |
| Mountaineer Partners Management, LLC | 182,670 | $10.1M | 7.36% | +42,020+29.9% | Added |
| Gotham Asset Management, LLC | 178,422 | $9.82M | 0.09% | +65,279+57.7% | Added |
| Renaissance Technologies LLC | 178,192 | $9.81M | 0.01% | +90,000+102.1% | Added |
| SEI Investments Co | 170,966 | $9.41M | 0.01% | −76,667−31.0% | Reduced |
| Segall Bryant & Hamill, LLC | 170,396 | $9.38M | 0.13% | +36,005+26.8% | Added |
| New York State Teachers Retirement System | 157,828 | $8.69M | 0.02% | +348+0.2% | Added |
| Jones Road Capital Management, L.P. | 155,345 | $8.55M | 5.90% | +25,000+19.2% | Added |
| California Public Employees Retirement System | 155,284 | $8.55M | 0.01% | −44,304−22.2% | Reduced |
| Susquehanna Fundamental Investments, LLC | 153,078 | $8.43M | 0.14% | +153,078 | New |
| Artemis Investment Management LLP | 147,220 | $8.10M | 0.12% | +147,220 | New |
| Prudential Financial Inc | 142,652 | $8.01M | 0.01% | +11,135+8.5% | Added |
| Walleye Capital LLC | 143,258 | $7.88M | 0.08% | +140,575+5,239.5% | Added |
| Kennedy Capital Management, Inc. | 143,176 | $7.88M | 0.18% | −4,188−2.8% | Reduced |
| Allianz Asset Management GmbH | 139,424 | $7.67M | 0.01% | +139,424 | New |
| Thrivent Financial for Lutherans | 137,820 | $7.59M | 0.01% | +40,079+41.0% | Added |
| Great West Life Assurance Co | 134,994 | $7.43M | 0.01% | −11,519−7.9% | Reduced |
| Algert Global LLC | 130,305 | $7.17M | 0.17% | +57,673+79.4% | Added |
| Diameter Capital Partners LP | 130,000 | $7.16M | 1.36% | +130,000 | New |
| Deutsche Bank AG | 127,823 | $7.04M | 0.00% | −92,631−42.0% | Reduced |
| UBS Group AG | 126,695 | $6.97M | 0.00% | +91,302+258.0% | Added |
| California State Teachers Retirement System | 116,390 | $6.41M | 0.01% | −1,314−1.1% | Reduced |
| Capstone Investment Advisors, LLC | 108,000 | $5.94M | 0.06% | +108,000 | New |
| The PNC Financial Services Group, Inc. | 105,948 | $5.83M | 0.00% | +25,964+32.5% | Added |