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 |
|---|---|---|---|---|---|
| NBW Capital LLC | 95,514 | $5.26M | 0.97% | −3,265−3.3% | Reduced |
| Millennium Management LLC | 99,937 | $5.50M | 0.00% | −1,495,079−93.7% | Reduced |
| Citigroup Inc | 102,768 | $5.66M | 0.01% | +23,439+29.5% | Added |
| The PNC Financial Services Group, Inc. | 105,948 | $5.83M | 0.00% | +25,964+32.5% | Added |
| Capstone Investment Advisors, LLC | 108,000 | $5.94M | 0.06% | +108,000 | New |
| California State Teachers Retirement System | 116,390 | $6.41M | 0.01% | −1,314−1.1% | Reduced |
| UBS Group AG | 126,695 | $6.97M | 0.00% | +91,302+258.0% | Added |
| Deutsche Bank AG | 127,823 | $7.04M | 0.00% | −92,631−42.0% | Reduced |
| Diameter Capital Partners LP | 130,000 | $7.16M | 1.36% | +130,000 | New |
| Algert Global LLC | 130,305 | $7.17M | 0.17% | +57,673+79.4% | Added |
| Great West Life Assurance Co | 134,994 | $7.43M | 0.01% | −11,519−7.9% | Reduced |
| Thrivent Financial for Lutherans | 137,820 | $7.59M | 0.01% | +40,079+41.0% | Added |
| Allianz Asset Management GmbH | 139,424 | $7.67M | 0.01% | +139,424 | New |
| Kennedy Capital Management, Inc. | 143,176 | $7.88M | 0.18% | −4,188−2.8% | Reduced |
| Walleye Capital LLC | 143,258 | $7.88M | 0.08% | +140,575+5,239.5% | Added |
| Prudential Financial Inc | 142,652 | $8.01M | 0.01% | +11,135+8.5% | Added |
| Artemis Investment Management LLP | 147,220 | $8.10M | 0.12% | +147,220 | New |
| Susquehanna Fundamental Investments, LLC | 153,078 | $8.43M | 0.14% | +153,078 | New |
| California Public Employees Retirement System | 155,284 | $8.55M | 0.01% | −44,304−22.2% | Reduced |
| Jones Road Capital Management, L.P. | 155,345 | $8.55M | 5.90% | +25,000+19.2% | Added |
| New York State Teachers Retirement System | 157,828 | $8.69M | 0.02% | +348+0.2% | Added |
| Segall Bryant & Hamill, LLC | 170,396 | $9.38M | 0.13% | +36,005+26.8% | Added |
| SEI Investments Co | 170,966 | $9.41M | 0.01% | −76,667−31.0% | Reduced |
| Renaissance Technologies LLC | 178,192 | $9.81M | 0.01% | +90,000+102.1% | Added |
| Gotham Asset Management, LLC | 178,422 | $9.82M | 0.09% | +65,279+57.7% | Added |
| Mountaineer Partners Management, LLC | 182,670 | $10.1M | 7.36% | +42,020+29.9% | Added |
| Comerica Bank | 186,749 | $10.3M | 0.04% | +61,652+49.3% | Added |
| Voloridge Investment Management, LLC | 200,982 | $11.1M | 0.04% | −119,244−37.2% | Reduced |
| Hudson Bay Capital Management LP | 201,613 | $11.1M | 0.07% | +201,613 | New |
| Canada Pension Plan Investment Board | 202,808 | $11.2M | 0.01% | +74,608+58.2% | Added |
| Two Sigma Investments, LP | 236,950 | $13.0M | 0.03% | −634,425−72.8% | Reduced |
| State of Wisconsin Investment Board | 237,579 | $13.1M | 0.03% | +48,246+25.5% | Added |
| JPMorgan Chase & Co | 238,461 | $13.1M | 0.00% | −44,799−15.8% | Reduced |
| Swiss National Bank | 244,800 | $13.5M | 0.01% | +1,700+0.7% | Added |
| Royce & Associates LP | 248,902 | $13.7M | 0.13% | +22,780+10.1% | Added |
| Wells Fargo & Company | 264,751 | $14.6M | 0.00% | −67,652−20.4% | Reduced |
| First Trust Advisors LP | 265,585 | $14.6M | 0.01% | −83,711−24.0% | Reduced |
| J. Goldman & Co LP | 265,851 | $14.6M | 0.52% | +265,851 | New |
| British Columbia Investment Management Corp | 267,373 | $14.7M | 0.09% | −184,609−40.8% | Reduced |
| AQR Capital Management LLC | 278,354 | $15.3M | 0.02% | +94,160+51.1% | Added |
| Rhumbline Advisers | 304,291 | $16.7M | 0.01% | +16,975+5.9% | Added |
| Bank of America Corp | 312,354 | $17.2M | 0.00% | −115,232−26.9% | Reduced |
| CI Private Wealth, LLC | 317,602 | $18.3M | 0.03% | +145,503+84.5% | Added |
| NorthRock Partners, LLC | 333,354 | $18.3M | 0.60% | −75,000−18.4% | Reduced |
| SG Capital Management LLC | 335,080 | $18.4M | 2.03% | +335,080 | New |
| Capital Group Private Client Services, Inc. | 349,036 | $19.2M | 0.18% | −10,798−3.0% | Reduced |
| Holocene Advisors, LP | 353,502 | $19.5M | 0.06% | +70,612+25.0% | Added |
| Public Sector Pension Investment Board | 355,385 | $19.6M | 0.08% | +91,299+34.6% | Added |
| Emerald Mutual Fund Advisers Trust | 369,093 | $20.3M | 1.24% | −67,531−15.5% | Reduced |
| New York State Common Retirement Fund | 382,489 | $21.1M | 0.03% | +44,164+13.1% | Added |
| Citadel Advisors LLC | 390,750 | $21.5M | 0.02% | +137,034+54.0% | Added |
| Schroder Investment Management Group | 392,273 | $21.5M | 0.02% | +34,838+9.7% | Added |
| Soros Fund Management LLCSuperinvestorSoros Fund Management | 391,501 | $21.5M | 0.38% | +194,045+98.3% | Added |
| Nuveen Asset Management, LLC | 398,215 | $21.9M | 0.01% | −293,282−42.4% | Reduced |
| Legal & General Group Plc | 401,083 | $22.1M | 0.01% | +31,844+8.6% | Added |
| Gamco Investors, Inc. Et Al | 405,700 | $22.3M | 0.23% | −3,342−0.8% | Reduced |
| KLCM Advisors, Inc. | 414,584 | $22.8M | 2.65% | −15,643−3.6% | Reduced |
| Alliancebernstein L.P. | 416,750 | $22.9M | 0.01% | −12,513−2.9% | Reduced |
| Goldman Sachs Group Inc | 424,468 | $23.4M | 0.00% | −109,513−20.5% | Reduced |
| Federated Hermes, Inc. | 429,545 | $23.6M | 0.05% | −1,356,601−76.0% | Reduced |
| Cartenna Capital, LP | 442,746 | $24.4M | 1.80% | +442,746 | New |
| Wellington Management Group LLP | 451,225 | $24.8M | 0.00% | −109,486−19.5% | Reduced |
| Victory Capital Management Inc | 509,564 | $28.0M | 0.03% | +12,355+2.5% | Added |
| Balyasny Asset Management LLC | 537,700 | $29.6M | 0.07% | −360,325−40.1% | Reduced |
| Capital International Inc | 549,716 | $30.3M | 0.36% | +7,517+1.4% | Added |
| UBS Asset Management Americas Inc | 597,174 | $32.9M | 0.01% | +16,980+2.9% | Added |
| Emerald Advisers, LLC | 602,039 | $33.1M | 1.28% | −35,429−5.6% | Reduced |
| Anomaly Capital Management, LP | 635,876 | $35.0M | 1.03% | +635,876 | New |
| Fisher Asset Management, LLC | 663,729 | $36.5M | 0.01% | +5,417+0.8% | Added |
| Principal Financial Group Inc | 690,215 | $38.0M | 0.02% | +104,267+17.8% | Added |
| Marshall Wace, LLP | 699,071 | $38.5M | 0.05% | −123,105−15.0% | Reduced |
| Senator Investment Group LP | 718,556 | $39.5M | 1.16% | +28,556+4.1% | Added |
| Macquarie Group Ltd | 750,504 | $41.3M | 0.05% | −92,509−11.0% | Reduced |
| Point72 Asset Management, L.P. | 797,814 | $43.9M | 0.12% | +226,138+39.6% | Added |
| Raymond James Financial Inc | 802,228 | $44.2M | 0.02% | +802,228 | New |
| Allspring Global Investments Holdings, LLC | 832,046 | $45.8M | 0.07% | −457,169−35.5% | Reduced |
| Neuberger Berman Group LLC | 835,662 | $46.0M | 0.04% | −92,362−10.0% | Reduced |
| Bank of New York Mellon Corp | 891,152 | $49.0M | 0.01% | +12,907+1.5% | Added |
| Northern Trust Corp | 946,671 | $52.1M | 0.01% | +270,055+39.9% | Added |
| Mirae Asset Global ETFs Holdings Ltd. | 955,270 | $52.6M | 0.11% | +34,216+3.7% | Added |
| Woodline Partners LP | 991,741 | $54.6M | 0.37% | +564,308+132.0% | Added |
| Price T Rowe Associates Inc | 1,128,962 | $62.1M | 0.01% | +5,663+0.5% | Added |
| Loomis Sayles & Co L P | 1,259,227 | $69.3M | 0.09% | −37,928−2.9% | Reduced |
| Barrow Hanley Mewhinney & Strauss LLC | 1,304,155 | $71.8M | 0.24% | −55,415−4.1% | Reduced |
| American Century Companies Inc | 1,361,465 | $74.9M | 0.04% | +160,364+13.4% | Added |
| Bowen Hanes & Co Inc | 1,366,915 | $75.2M | 2.02% | +1,735+0.1% | Added |
| D. E. Shaw & Co., Inc. | 1,463,613 | $80.6M | 0.09% | +181,272+14.1% | Added |
| Morgan Stanley | 1,528,191 | $84.1M | 0.01% | −172,119−10.1% | Reduced |
| Norges Bank | 1,545,180 | $85.0M | 0.01% | −237,508−13.3% | Reduced |
| Charles Schwab Investment Management Inc | 1,563,062 | $86.0M | 0.02% | +191,823+14.0% | Added |
| Channing Capital Management, LLC | 1,674,461 | $92.2M | 2.46% | +226,977+15.7% | Added |
| Geode Capital Management, LLC | 2,150,204 | $118.4M | 0.01% | +197,270+10.1% | Added |
| Dimensional Fund Advisors LP | 2,557,503 | $140.8M | 0.03% | +82,189+3.3% | Added |
| Frontier Capital Management Co LLC | 3,058,551 | $168.3M | 1.60% | −62,660−2.0% | Reduced |
| Ameriprise Financial Inc | 3,155,477 | $173.7M | 0.04% | +12,528+0.4% | Added |
| Dendur Capital LP | 3,567,000 | $196.3M | 22.50% | +3,058,628+601.7% | Added |
| Invesco Ltd. | 4,696,500 | $258.5M | 0.05% | +203,742+4.5% | Added |
| State Street Corp | 5,970,493 | $328.6M | 0.01% | +556,759+10.3% | Added |
| FMR LLC | 6,621,883 | $364.5M | 0.02% | −2,659,510−28.7% | Reduced |
| Capital World Investors | 6,875,576 | $378.4M | 0.06% | +3,446,919+100.5% | Added |