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 |
|---|---|---|---|---|---|
| BlackRock Inc. | 20,660,941 | $554.5M | 0.01% | −203,082−1.0% | Reduced |
| Vanguard Group Inc | 14,083,087 | $378.0M | 0.01% | +267,434+1.9% | Added |
| Capital International Investors | 12,178,010 | $326.9M | 0.07% | +1,1600.0% | Added |
| State Street Corp | 9,941,032 | $266.8M | 0.01% | +1,279,827+14.8% | Added |
| Barrow Hanley Mewhinney & Strauss LLC | 4,484,608 | $120.4M | 0.39% | −56,116−1.2% | Reduced |
| D. E. Shaw & Co., Inc. | 3,619,393 | $97.1M | 0.13% | −11,769−0.3% | Reduced |
| Ameriprise Financial Inc | 3,582,077 | $96.1M | 0.03% | +595,603+19.9% | Added |
| Capital International Inc | 3,381,478 | $90.8M | 1.02% | −29,594−0.9% | Reduced |
| Channing Capital Management, LLC | 3,350,974 | $89.9M | 2.65% | −2,353,226−41.3% | Reduced |
| Dimensional Fund Advisors LP | 2,975,489 | $79.9M | 0.02% | −667,812−18.3% | Reduced |
| Fisher Asset Management, LLC | 2,608,557 | $70.0M | 0.04% | +217,126+9.1% | Added |
| Capital World Investors | 2,589,437 | $69.5M | 0.01% | 00.0% | Unchanged |
| Geode Capital Management, LLC | 2,169,116 | $58.2M | 0.01% | +67,101+3.2% | Added |
| Driehaus Capital Management LLC | 1,907,707 | $51.2M | 0.63% | +1,907,707 | New |
| Frontier Capital Management Co LLC | 1,833,679 | $49.2M | 0.45% | −21,897−1.2% | Reduced |
| Goldman Sachs Group Inc | 1,820,412 | $48.9M | 0.01% | +53,346+3.0% | Added |
| Millennium Management LLC | 1,734,861 | $46.6M | 0.06% | +182,369+11.7% | Added |
| Neuberger Berman Group LLC | 1,729,234 | $46.4M | 0.04% | −885,217−33.9% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 1,563,308 | $42.0M | 0.09% | +203,883+15.0% | Added |
| Bowen Hanes & Co Inc | 1,498,565 | $40.2M | 1.20% | +1,498,565 | New |
| Charles Schwab Investment Management Inc | 1,455,179 | $39.1M | 0.01% | −9,497−0.6% | Reduced |
| Bank of New York Mellon Corp | 1,335,707 | $35.8M | 0.01% | −62,582−4.5% | Reduced |
| Northern Trust Corp | 1,321,821 | $35.5M | 0.01% | −49,513−3.6% | Reduced |
| Norges Bank | 1,186,890 | $31.9M | 0.01% | +600,103+102.3% | Added |
| Invesco Ltd. | 1,181,206 | $31.7M | 0.01% | +606,005+105.4% | Added |
| FMR LLC | 1,156,330 | $31.0M | 0.00% | −154,880−11.8% | Reduced |
| KLCM Advisors, Inc. | 1,102,827 | $29.6M | 6.27% | −401,154−26.7% | Reduced |
| Morgan Stanley | 1,084,828 | $29.1M | 0.00% | −445,346−29.1% | Reduced |
| Sasco Capital Inc | 978,186 | $26.3M | 3.27% | −734,270−42.9% | Reduced |
| Principal Financial Group Inc | 857,814 | $23.0M | 0.01% | −6,823−0.8% | Reduced |
| Royce & Associates LP | 783,839 | $21.0M | 0.18% | −280,798−26.4% | Reduced |
| Voloridge Investment Management, LLC | 728,549 | $19.6M | 0.11% | +199,504+37.7% | Added |
| New York State Common Retirement Fund | 725,530 | $19.5M | 0.02% | −470,447−39.3% | Reduced |
| Two Sigma Investments, LP | 656,723 | $17.6M | 0.05% | +540,933+467.2% | Added |
| Nuveen Asset Management, LLC | 594,203 | $15.7M | 0.01% | +165,202+38.5% | Added |
| Citadel Advisors LLC | 534,854 | $14.4M | 0.02% | +129,398+31.9% | Added |
| Gamco Investors, Inc. Et Al | 534,500 | $14.3M | 0.13% | −21,000−3.8% | Reduced |
| Citigroup Inc | 529,935 | $14.2M | 0.01% | −399,788−43.0% | Reduced |
| Kennedy Capital Management, Inc. | 522,332 | $14.0M | 0.33% | +2,004+0.4% | Added |
| Sapience Investments, LLC | 482,653 | $13.0M | 1.57% | −460,084−48.8% | Reduced |
| Fuller & Thaler Asset Management, Inc. | 458,339 | $12.3M | 0.07% | +458,339 | New |
| MESIROW FINANCIAL INVESTMENT MANAGEMENT - Equity & Fixed Income | 453,355 | $12.2M | 1.35% | −127,965−22.0% | Reduced |
| JPMorgan Chase & Co | 405,211 | $10.9M | 0.00% | +282,590+230.5% | Added |
| HSBC Holdings PLC | 387,657 | $10.5M | 0.01% | −196,147−33.6% | Reduced |
| Parametric Portfolio Associates LLC | 390,091 | $10.5M | 0.01% | +73,832+23.3% | Added |
| Legal & General Group Plc | 379,190 | $10.2M | 0.00% | +8,316+2.2% | Added |
| Rhumbline Advisers | 347,984 | $9.34M | 0.01% | +14,825+4.4% | Added |
| Assenagon Asset Management S.A. | 345,261 | $9.27M | 0.03% | +345,261 | New |
| Cubist Systematic Strategies, LLC | 332,110 | $8.91M | 0.08% | −8,403−2.5% | Reduced |
| Swiss National Bank | 300,900 | $8.08M | 0.00% | +19,900+7.1% | Added |
| WS Management LLLP | 300,000 | $8.05M | 0.96% | −82,896−21.6% | Reduced |
| Allianz Asset Management GmbH | 290,966 | $7.81M | 0.01% | +290,966 | New |
| Wellington Management Group LLP | 286,970 | $7.70M | 0.00% | −299,813−51.1% | Reduced |
| Castleark Management LLC | 284,760 | $7.64M | 0.33% | +284,760 | New |
| Bank of Montreal | 266,609 | $7.34M | 0.00% | −43,951−14.2% | Reduced |
| Bank of America Corp | 270,428 | $7.26M | 0.00% | −27,534−9.2% | Reduced |
| Wedge Capital Management L L P | 254,131 | $6.82M | 0.09% | −39,318−13.4% | Reduced |
| Comerica Bank | 218,942 | $6.56M | 0.05% | +24,289+12.5% | Added |
| Centre Asset Management, LLC | 242,934 | $6.52M | 2.07% | +88,834+57.6% | Added |
| Deutsche Bank AG | 240,630 | $6.46M | 0.00% | −152,367−38.8% | Reduced |
| Public Sector Pension Investment Board | 237,500 | $6.38M | 0.04% | −21,680−8.4% | Reduced |
| Two Sigma Advisers, LP | 222,000 | $5.96M | 0.02% | +22,700+11.4% | Added |
| Mountaineer Partners Management, LLC | 210,507 | $5.65M | 3.27% | −448,877−68.1% | Reduced |
| UBS Group AG | 208,334 | $5.59M | 0.00% | +100,269+92.8% | Added |
| New York State Teachers Retirement System | 182,541 | $4.90M | 0.01% | 00.0% | Unchanged |
| NorthRock Partners, LLC | 178,211 | $4.78M | 0.43% | +49,165+38.1% | Added |
| Alliancebernstein L.P. | 177,440 | $4.76M | 0.00% | −3,318−1.8% | Reduced |
| State of Wisconsin Investment Board | 175,700 | $4.72M | 0.01% | +175,700 | New |
| Susquehanna Fundamental Investments, LLC | 175,500 | $4.71M | 0.09% | 00.0% | Unchanged |
| Greenhouse Funds LLLP | 171,324 | $4.60M | 0.49% | +171,324 | New |
| Edgestream Partners, L.P. | 164,449 | $4.41M | 0.35% | −145,862−47.0% | Reduced |
| California State Teachers Retirement System | 162,784 | $4.37M | 0.01% | −14,099−8.0% | Reduced |
| Van Eck Associates Corp | 157,578 | $4.23M | 0.01% | +47,029+42.5% | Added |
| Barclays PLC | 142,140 | $3.82M | 0.00% | −35,804−20.1% | Reduced |
| Credit Suisse AG | 139,872 | $3.75M | 0.00% | +31,957+29.6% | Added |
| Roubaix Capital, LLC | 138,912 | $3.73M | 2.57% | −140,099−50.2% | Reduced |
| Prudential Financial Inc | 133,023 | $3.57M | 0.00% | −1,783−1.3% | Reduced |
| Macquarie Group Ltd | 125,789 | $3.38M | 0.00% | +122,202+3,406.8% | Added |
| Russell Investments Group, Ltd. | 119,830 | $3.21M | 0.01% | −50,501−29.6% | Reduced |
| Jane Street Group, LLC | 118,611 | $3.18M | 0.01% | −21,553−15.4% | Reduced |
| Yousif Capital Management, LLC | 117,029 | $3.14M | 0.03% | +2,312+2.0% | Added |
| Knights of Columbus Asset Advisors LLC | 116,864 | $3.14M | 0.27% | +348+0.3% | Added |
| Great West Life Assurance Co | 110,936 | $3.06M | 0.01% | +1,480+1.4% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 109,700 | $2.94M | 0.03% | +13,526+14.1% | Added |
| UBS Asset Management Americas Inc | 109,604 | $2.94M | 0.00% | +3,776+3.6% | Added |
| Wells Fargo & Company | 107,995 | $2.90M | 0.00% | −45,983−29.9% | Reduced |
| State of New Jersey Common Pension Fund D | 105,829 | $2.84M | 0.01% | −69,382−39.6% | Reduced |
| Thrivent Financial for Lutherans | 103,589 | $2.78M | 0.01% | +330.0% | Added |
| BNP Paribas Arbitrage, SA | 102,592 | $2.75M | 0.01% | +29,136+39.7% | Added |
| Farmers & Merchants Investments Inc | 101,770 | $2.73M | 0.10% | −45,735−31.0% | Reduced |
| Man Group plc | 101,588 | $2.73M | 0.01% | +83,688+467.5% | Added |
| Advisory Research Inc | 94,028 | $2.52M | 0.20% | +94,028 | New |
| Texas Permanent School Fund | 90,213 | $2.42M | 0.03% | −1,930−2.1% | Reduced |
| First Trust Advisors LP | 89,989 | $2.42M | 0.00% | −6,732−7.0% | Reduced |
| State of Alaska, Department of Revenue | 88,768 | $2.38M | 0.03% | −1,325−1.5% | Reduced |
| Federated Hermes, Inc. | 86,571 | $2.32M | 0.01% | −4,548−5.0% | Reduced |
| Bridgeway Capital Management, LLC | 84,037 | $2.26M | 0.04% | −113,263−57.4% | Reduced |
| Voya Investment Management LLC | 81,174 | $2.18M | 0.00% | −29,741−26.8% | Reduced |
| HITE Hedge Asset Management LLC | 81,041 | $2.17M | 0.21% | −21,223−20.8% | Reduced |
| The PNC Financial Services Group, Inc. | 75,134 | $2.02M | 0.00% | −11,428−13.2% | Reduced |