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, Q1 2022
Institutional positions in Ati Inc as of Mar 31, 2022. 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
- 284
- +44 vs. Q4 2021
- Shares held
- 130.6M
- −1.23M (−0.9%) vs. Q4 2021
- Total value
- $3.51B
- +$1.41B (+67.0%) vs. Q4 2021
- New holders
- 69
- 76 more added
- Sold out
- 25
- 106 more reduced
1 institution that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2021: 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, Q1 2022
Shares, value and share of portfolio for each institution holding Ati Inc; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 109,700 | $2.94M | 0.03% | +13,526+14.1% | Added |
| Great West Life Assurance Co | 110,936 | $3.06M | 0.01% | +1,480+1.4% | Added |
| Knights of Columbus Asset Advisors LLC | 116,864 | $3.14M | 0.27% | +348+0.3% | Added |
| Yousif Capital Management, LLC | 117,029 | $3.14M | 0.03% | +2,312+2.0% | Added |
| Jane Street Group, LLC | 118,611 | $3.18M | 0.01% | −21,553−15.4% | Reduced |
| Russell Investments Group, Ltd. | 119,830 | $3.21M | 0.01% | −50,501−29.6% | Reduced |
| Macquarie Group Ltd | 125,789 | $3.38M | 0.00% | +122,202+3,406.8% | Added |
| Prudential Financial Inc | 133,023 | $3.57M | 0.00% | −1,783−1.3% | Reduced |
| Roubaix Capital, LLC | 138,912 | $3.73M | 2.57% | −140,099−50.2% | Reduced |
| Credit Suisse AG | 139,872 | $3.75M | 0.00% | +31,957+29.6% | Added |
| Barclays PLC | 142,140 | $3.82M | 0.00% | −35,804−20.1% | Reduced |
| Van Eck Associates Corp | 157,578 | $4.23M | 0.01% | +47,029+42.5% | Added |
| California State Teachers Retirement System | 162,784 | $4.37M | 0.01% | −14,099−8.0% | Reduced |
| Edgestream Partners, L.P. | 164,449 | $4.41M | 0.35% | −145,862−47.0% | Reduced |
| Greenhouse Funds LLLP | 171,324 | $4.60M | 0.49% | +171,324 | New |
| Susquehanna Fundamental Investments, LLC | 175,500 | $4.71M | 0.09% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 175,700 | $4.72M | 0.01% | +175,700 | New |
| Alliancebernstein L.P. | 177,440 | $4.76M | 0.00% | −3,318−1.8% | Reduced |
| NorthRock Partners, LLC | 178,211 | $4.78M | 0.43% | +49,165+38.1% | Added |
| New York State Teachers Retirement System | 182,541 | $4.90M | 0.01% | 00.0% | Unchanged |
| UBS Group AG | 208,334 | $5.59M | 0.00% | +100,269+92.8% | Added |
| Mountaineer Partners Management, LLC | 210,507 | $5.65M | 3.27% | −448,877−68.1% | Reduced |
| Two Sigma Advisers, LP | 222,000 | $5.96M | 0.02% | +22,700+11.4% | Added |
| Public Sector Pension Investment Board | 237,500 | $6.38M | 0.04% | −21,680−8.4% | Reduced |
| Deutsche Bank AG | 240,630 | $6.46M | 0.00% | −152,367−38.8% | Reduced |
| Centre Asset Management, LLC | 242,934 | $6.52M | 2.07% | +88,834+57.6% | Added |
| Comerica Bank | 218,942 | $6.56M | 0.05% | +24,289+12.5% | Added |
| Wedge Capital Management L L P | 254,131 | $6.82M | 0.09% | −39,318−13.4% | Reduced |
| Bank of America Corp | 270,428 | $7.26M | 0.00% | −27,534−9.2% | Reduced |
| Bank of Montreal | 266,609 | $7.34M | 0.00% | −43,951−14.2% | Reduced |
| Castleark Management LLC | 284,760 | $7.64M | 0.33% | +284,760 | New |
| Wellington Management Group LLP | 286,970 | $7.70M | 0.00% | −299,813−51.1% | Reduced |
| Allianz Asset Management GmbH | 290,966 | $7.81M | 0.01% | +290,966 | New |
| WS Management LLLP | 300,000 | $8.05M | 0.96% | −82,896−21.6% | Reduced |
| Swiss National Bank | 300,900 | $8.08M | 0.00% | +19,900+7.1% | Added |
| Cubist Systematic Strategies, LLC | 332,110 | $8.91M | 0.08% | −8,403−2.5% | Reduced |
| Assenagon Asset Management S.A. | 345,261 | $9.27M | 0.03% | +345,261 | New |
| Rhumbline Advisers | 347,984 | $9.34M | 0.01% | +14,825+4.4% | Added |
| Legal & General Group Plc | 379,190 | $10.2M | 0.00% | +8,316+2.2% | Added |
| Parametric Portfolio Associates LLC | 390,091 | $10.5M | 0.01% | +73,832+23.3% | Added |
| HSBC Holdings PLC | 387,657 | $10.5M | 0.01% | −196,147−33.6% | Reduced |
| JPMorgan Chase & Co | 405,211 | $10.9M | 0.00% | +282,590+230.5% | Added |
| MESIROW FINANCIAL INVESTMENT MANAGEMENT - Equity & Fixed Income | 453,355 | $12.2M | 1.35% | −127,965−22.0% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 458,339 | $12.3M | 0.07% | +458,339 | New |
| Sapience Investments, LLC | 482,653 | $13.0M | 1.57% | −460,084−48.8% | Reduced |
| Kennedy Capital Management, Inc. | 522,332 | $14.0M | 0.33% | +2,004+0.4% | Added |
| Citigroup Inc | 529,935 | $14.2M | 0.01% | −399,788−43.0% | Reduced |
| Gamco Investors, Inc. Et Al | 534,500 | $14.3M | 0.13% | −21,000−3.8% | Reduced |
| Citadel Advisors LLC | 534,854 | $14.4M | 0.02% | +129,398+31.9% | Added |
| Nuveen Asset Management, LLC | 594,203 | $15.7M | 0.01% | +165,202+38.5% | Added |
| Two Sigma Investments, LP | 656,723 | $17.6M | 0.05% | +540,933+467.2% | Added |
| New York State Common Retirement Fund | 725,530 | $19.5M | 0.02% | −470,447−39.3% | Reduced |
| Voloridge Investment Management, LLC | 728,549 | $19.6M | 0.11% | +199,504+37.7% | Added |
| Royce & Associates LP | 783,839 | $21.0M | 0.18% | −280,798−26.4% | Reduced |
| Principal Financial Group Inc | 857,814 | $23.0M | 0.01% | −6,823−0.8% | Reduced |
| Sasco Capital Inc | 978,186 | $26.3M | 3.27% | −734,270−42.9% | Reduced |
| Morgan Stanley | 1,084,828 | $29.1M | 0.00% | −445,346−29.1% | Reduced |
| KLCM Advisors, Inc. | 1,102,827 | $29.6M | 6.27% | −401,154−26.7% | Reduced |
| FMR LLC | 1,156,330 | $31.0M | 0.00% | −154,880−11.8% | Reduced |
| Invesco Ltd. | 1,181,206 | $31.7M | 0.01% | +606,005+105.4% | Added |
| Norges Bank | 1,186,890 | $31.9M | 0.01% | +600,103+102.3% | Added |
| Northern Trust Corp | 1,321,821 | $35.5M | 0.01% | −49,513−3.6% | Reduced |
| Bank of New York Mellon Corp | 1,335,707 | $35.8M | 0.01% | −62,582−4.5% | Reduced |
| Charles Schwab Investment Management Inc | 1,455,179 | $39.1M | 0.01% | −9,497−0.6% | Reduced |
| Bowen Hanes & Co Inc | 1,498,565 | $40.2M | 1.20% | +1,498,565 | New |
| Mirae Asset Global Investments Co., Ltd. | 1,563,308 | $42.0M | 0.09% | +203,883+15.0% | Added |
| Neuberger Berman Group LLC | 1,729,234 | $46.4M | 0.04% | −885,217−33.9% | Reduced |
| Millennium Management LLC | 1,734,861 | $46.6M | 0.06% | +182,369+11.7% | Added |
| Goldman Sachs Group Inc | 1,820,412 | $48.9M | 0.01% | +53,346+3.0% | Added |
| Frontier Capital Management Co LLC | 1,833,679 | $49.2M | 0.45% | −21,897−1.2% | Reduced |
| Driehaus Capital Management LLC | 1,907,707 | $51.2M | 0.63% | +1,907,707 | New |
| Geode Capital Management, LLC | 2,169,116 | $58.2M | 0.01% | +67,101+3.2% | Added |
| Capital World Investors | 2,589,437 | $69.5M | 0.01% | 00.0% | Unchanged |
| Fisher Asset Management, LLC | 2,608,557 | $70.0M | 0.04% | +217,126+9.1% | Added |
| Dimensional Fund Advisors LP | 2,975,489 | $79.9M | 0.02% | −667,812−18.3% | Reduced |
| Channing Capital Management, LLC | 3,350,974 | $89.9M | 2.65% | −2,353,226−41.3% | Reduced |
| Capital International Inc | 3,381,478 | $90.8M | 1.02% | −29,594−0.9% | Reduced |
| Ameriprise Financial Inc | 3,582,077 | $96.1M | 0.03% | +595,603+19.9% | Added |
| D. E. Shaw & Co., Inc. | 3,619,393 | $97.1M | 0.13% | −11,769−0.3% | Reduced |
| Barrow Hanley Mewhinney & Strauss LLC | 4,484,608 | $120.4M | 0.39% | −56,116−1.2% | Reduced |
| State Street Corp | 9,941,032 | $266.8M | 0.01% | +1,279,827+14.8% | Added |
| Capital International Investors | 12,178,010 | $326.9M | 0.07% | +1,1600.0% | Added |
| Vanguard Group Inc | 14,083,087 | $378.0M | 0.01% | +267,434+1.9% | Added |
| BlackRock Inc. | 20,660,941 | $554.5M | 0.01% | −203,082−1.0% | Reduced |
| Point72 Asset Management, L.P. | 0 | $0 | 0.00% | −558,000−100.0% | Sold out |
| Jones Road Capital Management, L.P. | 0 | $0 | 0.00% | −456,600−100.0% | Sold out |
| Nishkama Capital, LLC | 0 | $0 | 0.00% | −311,699−100.0% | Sold out |
| Buckingham Strategic Partners | 0 | $0 | 0.00% | −281,257−100.0% | Sold out |
| Balyasny Asset Management LLC | 0 | $0 | 0.00% | −274,335−100.0% | Sold out |
| Marshall Wace, LLP | 0 | $0 | 0.00% | −175,841−100.0% | Sold out |
| Holocene Advisors, LP | 0 | $0 | 0.00% | −167,529−100.0% | Sold out |
| Duality Advisers, LP | 0 | $0 | 0.00% | −90,771−100.0% | Sold out |
| Diametric Capital, LP | 0 | $0 | 0.00% | −64,939−100.0% | Sold out |
| Boston Partners | 0 | $0 | 0.00% | −32,207−100.0% | Sold out |
| Connor, Clark & Lunn Investment Management Ltd. | 0 | $0 | 0.00% | −28,478−100.0% | Sold out |
| Jade Capital Advisors, LLC | 0 | $0 | 0.00% | −25,000−100.0% | Sold out |
| Summit Global Investments | 0 | $0 | 0.00% | −22,600−100.0% | Sold out |
| Polar Asset Management Partners Inc. | 0 | $0 | 0.00% | −17,000−100.0% | Sold out |
| Aigen Investment Management, LP | 0 | $0 | 0.00% | −17,339−100.0% | Sold out |
| Seven Eight Capital, LP | 0 | $0 | 0.00% | −15,810−100.0% | Sold out |