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, Q2 2024
Institutional positions in Ati Inc as of Jun 30, 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
- +60 vs. Q1 2024
- Shares held
- 132.2M
- −2.52M (−1.9%) vs. Q1 2024
- Total value
- $7.33B
- +$449.0M (+6.5%) vs. Q1 2024
- New holders
- 87
- 123 more added
- Sold out
- 27
- 150 more reduced
2 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2024
Shares, value and share of portfolio for each institution holding Ati Inc; share changes are against Q1 2024.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Paloma Partners Management Co | 108,437 | $6.01M | 0.52% | +108,437 | New |
| Canada Pension Plan Investment Board | 111,100 | $6.16M | 0.01% | +36,400+48.7% | Added |
| Man Group plc | 111,982 | $6.21M | 0.02% | +17,689+18.8% | Added |
| Deutsche Bank AG | 113,592 | $6.30M | 0.00% | −267,170−70.2% | Reduced |
| Bank of Montreal | 113,606 | $6.30M | 0.00% | +63,378+126.2% | Added |
| Hawk Ridge Capital Management LP | 117,415 | $6.51M | 0.28% | +117,415 | New |
| California State Teachers Retirement System | 121,427 | $6.73M | 0.01% | −6,335−5.0% | Reduced |
| Knights of Columbus Asset Advisors LLC | 124,190 | $6.89M | 0.45% | +1,387+1.1% | Added |
| Prudential Financial Inc | 126,863 | $7.03M | 0.01% | −15,882−11.1% | Reduced |
| Mutual of America Capital Management LLC | 129,829 | $7.20M | 0.08% | −6,260−4.6% | Reduced |
| Comerica Bank | 134,217 | $7.44M | 0.03% | −7,026−5.0% | Reduced |
| Twinbeech Capital LP | 134,716 | $7.47M | 0.15% | +134,716 | New |
| Moore Capital Management, LP | 137,667 | $7.63M | 0.17% | +137,667 | New |
| Moody Aldrich Partners LLC | 148,345 | $8.23M | 1.60% | −29,843−16.7% | Reduced |
| Great West Life Assurance Co | 151,929 | $8.43M | 0.02% | +24,951+19.6% | Added |
| New York State Teachers Retirement System | 153,720 | $8.52M | 0.02% | −14,591−8.7% | Reduced |
| British Columbia Investment Management Corp | 162,753 | $9.02M | 0.05% | +65,753+67.8% | Added |
| Appian Way Asset Management LP | 162,782 | $9.03M | 2.32% | −9,626−5.6% | Reduced |
| Eagle Asset Management Inc | 174,379 | $9.46M | 0.05% | +174,379 | New |
| California Public Employees Retirement System | 172,920 | $9.59M | 0.01% | −1,765−1.0% | Reduced |
| Soros Fund Management LLCSuperinvestorSoros Fund Management | 177,047 | $9.82M | 0.22% | +177,047 | New |
| Renaissance Technologies LLC | 180,192 | $9.99M | 0.02% | +44,600+32.9% | Added |
| Kennedy Capital Management, Inc. | 195,689 | $10.9M | 0.23% | −33,156−14.5% | Reduced |
| State of Wisconsin Investment Board | 200,930 | $11.1M | 0.03% | −23,517−10.5% | Reduced |
| Mountaineer Partners Management, LLC | 209,073 | $11.6M | 6.03% | −27,323−11.6% | Reduced |
| Los Angeles Capital Management LLC | 211,721 | $11.7M | 0.04% | +211,721 | New |
| Swiss National Bank | 244,800 | $13.6M | 0.01% | −7,100−2.8% | Reduced |
| Mesirow Institutional Investment Management, Inc. | 249,466 | $13.8M | 1.21% | −29,921−10.7% | Reduced |
| Royce & Associates LP | 265,212 | $14.7M | 0.14% | −45,987−14.8% | Reduced |
| Schonfeld Strategic Advisors LLC | 266,058 | $14.8M | 0.11% | +266,058 | New |
| Wells Fargo & Company | 266,400 | $14.8M | 0.00% | −32,733−10.9% | Reduced |
| Public Sector Pension Investment Board | 273,786 | $15.2M | 0.10% | +12,284+4.7% | Added |
| JPMorgan Chase & Co | 283,078 | $15.7M | 0.00% | −160,825−36.2% | Reduced |
| SEI Investments Co | 286,147 | $15.9M | 0.02% | −7,215−2.5% | Reduced |
| Cubist Systematic Strategies, LLC | 286,186 | $15.9M | 0.27% | +286,186 | New |
| ExodusPoint Capital Management, LP | 291,631 | $16.2M | 0.18% | +256,692+734.7% | Added |
| Rhumbline Advisers | 296,854 | $16.5M | 0.02% | −70,614−19.2% | Reduced |
| Squarepoint Ops LLC | 308,355 | $17.1M | 0.06% | +271,613+739.2% | Added |
| Schroder Investment Management Group | 313,409 | $17.4M | 0.02% | +41,258+15.2% | Added |
| New York State Common Retirement Fund | 345,625 | $19.2M | 0.03% | −13,763−3.8% | Reduced |
| Lazard Asset Management LLC | 348,098 | $19.3M | 0.02% | −25,000−6.7% | Reduced |
| Capital Group Private Client Services, Inc. | 361,813 | $20.1M | 0.20% | +302,775+512.8% | Added |
| Qube Research & Technologies Ltd | 362,821 | $20.1M | 0.04% | +213,822+143.5% | Added |
| Two Sigma Advisers, LP | 368,098 | $20.4M | 0.05% | +101,000+37.8% | Added |
| Legal & General Group Plc | 369,900 | $20.5M | 0.01% | −28,927−7.3% | Reduced |
| Franklin Resources Inc | 383,747 | $21.3M | 0.01% | −100,191−20.7% | Reduced |
| Susquehanna International Group, LLP | 410,490 | $22.8M | 0.04% | +382,285+1,355.4% | Added |
| Gamco Investors, Inc. Et Al | 416,242 | $23.1M | 0.25% | −15,200−3.5% | Reduced |
| KLCM Advisors, Inc. | 433,307 | $24.0M | 2.97% | −169,628−28.1% | Reduced |
| NorthRock Partners, LLC | 433,349 | $24.0M | 0.90% | +650.0% | Added |
| Scout Investments, Inc. | 444,305 | $24.6M | 0.66% | +444,305 | New |
| Alliancebernstein L.P. | 456,617 | $25.3M | 0.01% | −4,786,941−91.3% | Reduced |
| Woodline Partners LP | 480,003 | $26.6M | 0.26% | −158,574−24.8% | Reduced |
| Wellington Management Group LLP | 498,838 | $27.7M | 0.00% | +93,227+23.0% | Added |
| HRT Financial LP | 509,365 | $28.2M | 0.16% | +467,003+1,102.4% | Added |
| Emerald Mutual Fund Advisers Trust | 510,144 | $28.3M | 1.48% | −15,159−2.9% | Reduced |
| Victory Capital Management Inc | 513,367 | $28.5M | 0.03% | −699,594−57.7% | Reduced |
| Point72 Asset Management, L.P. | 519,877 | $28.8M | 0.09% | +254,019+95.5% | Added |
| Driehaus Capital Management LLC | 521,118 | $28.9M | 0.28% | +521,118 | New |
| Bank of America Corp | 528,530 | $29.3M | 0.00% | +85,955+19.4% | Added |
| Assenagon Asset Management S.A. | 528,615 | $29.3M | 0.07% | +79,285+17.6% | Added |
| Fuller & Thaler Asset Management, Inc. | 559,221 | $31.0M | 0.13% | +559,221 | New |
| UBS Asset Management Americas Inc | 572,340 | $31.7M | 0.01% | +163,440+40.0% | Added |
| Principal Financial Group Inc | 610,815 | $33.9M | 0.02% | −54,254−8.2% | Reduced |
| Emerald Advisers, LLC | 640,388 | $35.5M | 1.49% | −68,472−9.7% | Reduced |
| Capital International Inc | 642,391 | $35.6M | 0.47% | −339,750−34.6% | Reduced |
| American Century Companies Inc | 648,086 | $35.9M | 0.02% | +112,666+21.0% | Added |
| Nuveen Asset Management, LLC | 683,909 | $37.9M | 0.01% | −84,105−11.0% | Reduced |
| Fisher Asset Management, LLC | 786,737 | $43.6M | 0.02% | −12,399−1.6% | Reduced |
| Citadel Advisors LLC | 837,927 | $46.5M | 0.05% | +781,439+1,383.4% | Added |
| Goldman Sachs Group Inc | 851,961 | $47.2M | 0.01% | −193,374−18.5% | Reduced |
| Bank of New York Mellon Corp | 888,070 | $49.2M | 0.01% | −134,908−13.2% | Reduced |
| Senator Investment Group LP | 891,138 | $49.4M | 2.41% | +558,138+167.6% | Added |
| Neuberger Berman Group LLC | 892,071 | $49.5M | 0.04% | −139,664−13.5% | Reduced |
| Macquarie Group Ltd | 945,029 | $52.4M | 0.06% | −8,575−0.9% | Reduced |
| Mirae Asset Global ETFs Holdings Ltd. | 1,004,193 | $55.7M | 0.13% | +1,004,193 | New |
| Two Sigma Investments, LP | 1,069,224 | $59.3M | 0.14% | +462,619+76.3% | Added |
| D. E. Shaw & Co., Inc. | 1,115,560 | $61.9M | 0.09% | +534,012+91.8% | Added |
| Balyasny Asset Management LLC | 1,120,842 | $62.2M | 0.16% | +547,059+95.3% | Added |
| Jane Street Group, LLC | 1,126,736 | $62.5M | 0.07% | +1,020,499+960.6% | Added |
| Price T Rowe Associates Inc | 1,216,686 | $67.5M | 0.01% | −8,929−0.7% | Reduced |
| Northern Trust Corp | 1,296,573 | $71.9M | 0.01% | −83,785−6.1% | Reduced |
| Allspring Global Investments Holdings, LLC | 1,309,996 | $72.6M | 0.12% | −205,266−13.5% | Reduced |
| Charles Schwab Investment Management Inc | 1,347,015 | $74.7M | 0.01% | −271,421−16.8% | Reduced |
| Barrow Hanley Mewhinney & Strauss LLC | 1,366,849 | $75.8M | 0.26% | +14,664+1.1% | Added |
| Bowen Hanes & Co Inc | 1,383,425 | $76.7M | 2.12% | −7,825−0.6% | Reduced |
| Channing Capital Management, LLC | 1,453,974 | $80.6M | 2.21% | −136,498−8.6% | Reduced |
| Loomis Sayles & Co L P | 1,516,932 | $84.1M | 0.12% | −111,291−6.8% | Reduced |
| Norges Bank | 1,555,497 | $86.3M | 0.01% | +140,503+9.9% | Added |
| Federated Hermes, Inc. | 1,702,648 | $94.4M | 0.22% | +70,812+4.3% | Added |
| Morgan Stanley | 1,763,019 | $97.8M | 0.01% | −116,992−6.2% | Reduced |
| Millennium Management LLC | 1,944,919 | $107.8M | 0.09% | +1,201,273+161.5% | Added |
| Geode Capital Management, LLC | 1,947,769 | $108.0M | 0.01% | −822,607−29.7% | Reduced |
| Dimensional Fund Advisors LP | 2,506,609 | $139.0M | 0.04% | +102,691+4.3% | Added |
| Capital World Investors | 2,868,878 | $159.1M | 0.03% | +27,916+1.0% | Added |
| Frontier Capital Management Co LLC | 3,132,239 | $173.7M | 1.72% | −207,092−6.2% | Reduced |
| Ameriprise Financial Inc | 3,648,910 | $202.3M | 0.05% | +401,210+12.4% | Added |
| Invesco Ltd. | 4,445,563 | $246.5M | 0.05% | +1,432,582+47.5% | Added |
| State Street Corp | 5,717,021 | $317.0M | 0.01% | −762,644−11.8% | Reduced |
| FMR LLC | 7,260,854 | $402.6M | 0.03% | +1,527,524+26.6% | Added |