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 2022
Institutional positions in Ati Inc as of Dec 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
- 304
- +16 vs. Q3 2022
- Shares held
- 132.3M
- +1.11M (+0.8%) vs. Q3 2022
- Total value
- $3.95B
- +$459.7M (+13.2%) vs. Q3 2022
- New holders
- 49
- 90 more added
- Sold out
- 33
- 120 more reduced
2 institutions that held it in Q3 2022 haven't filed for Q4 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2022: 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 2022
Shares, value and share of portfolio for each institution holding Ati Inc; share changes are against Q3 2022.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Alberta Investment Management Corp | 86,450 | $2.58M | 0.02% | +16,394+23.4% | Added |
| Texas Permanent School Fund | 87,006 | $2.60M | 0.04% | −6,419−6.9% | Reduced |
| State of Alaska, Department of Revenue | 90,118 | $2.69M | 0.03% | +134+0.1% | Added |
| Algert Global LLC | 90,480 | $2.70M | 0.15% | +90,480 | New |
| Farmers & Merchants Investments Inc | 91,603 | $2.74M | 0.11% | −820−0.9% | Reduced |
| Barclays PLC | 92,815 | $2.77M | 0.00% | +22,668+32.3% | Added |
| Greenland Capital Management LP | 95,900 | $2.86M | 0.52% | +95,900 | New |
| PDT Partners, LLC | 102,275 | $3.05M | 0.49% | −20,539−16.7% | Reduced |
| PEAK6 Investments LLC | 105,701 | $3.16M | 0.17% | +105,701 | New |
| Adage Capital Partners GP, L.L.C. | 107,154 | $3.20M | 0.01% | +17,879+20.0% | Added |
| NBW Capital LLC | 113,962 | $3.40M | 0.87% | +40,954+56.1% | Added |
| UBS Asset Management Americas Inc | 113,989 | $3.40M | 0.00% | +8,656+8.2% | Added |
| Credit Suisse AG | 114,446 | $3.42M | 0.00% | +9,308+8.9% | Added |
| NorthRock Partners, LLC | 118,211 | $3.53M | 0.40% | −45,000−27.6% | Reduced |
| Mutual of America Capital Management LLC | 129,034 | $3.85M | 0.05% | +103,192+399.3% | Added |
| Prudential Financial Inc | 130,194 | $3.89M | 0.01% | −5,705−4.2% | Reduced |
| Great West Life Assurance Co | 133,496 | $3.99M | 0.01% | −10,753−7.5% | Reduced |
| Jefferies Financial Group Inc. | 133,950 | $4.00M | 0.07% | +133,950 | New |
| Connor, Clark & Lunn Investment Management Ltd. | 138,112 | $4.12M | 0.02% | +138,112 | New |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 138,506 | $4.14M | 0.03% | +20,149+17.0% | Added |
| Comerica Bank | 120,730 | $4.20M | 0.03% | −20,746−14.7% | Reduced |
| Assenagon Asset Management S.A. | 141,648 | $4.23M | 0.02% | −1,338,078−90.4% | Reduced |
| First Trust Advisors LP | 142,613 | $4.26M | 0.01% | +142,613 | New |
| Wedge Capital Management L L P | 142,917 | $4.27M | 0.07% | −594−0.4% | Reduced |
| Two Sigma Investments, LP | 147,206 | $4.40M | 0.01% | −140,367−48.8% | Reduced |
| Thrivent Financial for Lutherans | 149,609 | $4.47M | 0.01% | +15,327+11.4% | Added |
| Van Eck Associates Corp | 153,780 | $4.59M | 0.01% | +28,491+22.7% | Added |
| Renaissance Technologies LLC | 159,392 | $4.76M | 0.01% | −415,300−72.3% | Reduced |
| Bank of Montreal | 158,315 | $4.84M | 0.00% | −388−0.2% | Reduced |
| California State Teachers Retirement System | 162,581 | $4.85M | 0.01% | +6,748+4.3% | Added |
| New York State Teachers Retirement System | 181,741 | $5.43M | 0.01% | 00.0% | Unchanged |
| BNP Paribas Arbitrage, SA | 184,539 | $5.51M | 0.01% | −137,289−42.7% | Reduced |
| State of Wisconsin Investment Board | 191,894 | $5.73M | 0.02% | −6,944−3.5% | Reduced |
| Voloridge Investment Management, LLC | 192,336 | $5.74M | 0.03% | −322,931−62.7% | Reduced |
| Mountaineer Partners Management, LLC | 195,589 | $5.84M | 5.54% | −14,918−7.1% | Reduced |
| WS Management LLLP | 200,000 | $5.97M | 0.91% | 00.0% | Unchanged |
| Schroder Investment Management Group | 207,720 | $6.20M | 0.01% | +195,965+1,667.1% | Added |
| California Public Employees Retirement System | 208,400 | $6.22M | 0.01% | +43,756+26.6% | Added |
| Edgestream Partners, L.P. | 211,431 | $6.31M | 0.71% | +53,959+34.3% | Added |
| Squarepoint Ops LLC | 218,625 | $6.53M | 0.05% | +218,625 | New |
| Sapience Investments, LLC | 224,042 | $6.69M | 1.40% | −22,585−9.2% | Reduced |
| Public Sector Pension Investment Board | 235,448 | $7.03M | 0.06% | −2,665−1.1% | Reduced |
| UBS Group AG | 235,537 | $7.03M | 0.00% | +177,912+308.7% | Added |
| HSBC Holdings PLC | 242,152 | $7.25M | 0.01% | −164,221−40.4% | Reduced |
| Castleark Management LLC | 270,680 | $8.08M | 0.42% | +4,120+1.5% | Added |
| Deutsche Bank AG | 276,679 | $8.26M | 0.00% | −115,224−29.4% | Reduced |
| Centre Asset Management, LLC | 296,093 | $8.84M | 2.34% | −21,405−6.7% | Reduced |
| JPMorgan Chase & Co | 296,615 | $8.86M | 0.00% | −65,822−18.2% | Reduced |
| Mesirow Institutional Investment Management, Inc. | 306,971 | $9.17M | 1.21% | −1,010−0.3% | Reduced |
| Swiss National Bank | 313,600 | $9.36M | 0.01% | +19,200+6.5% | Added |
| Wellington Management Group LLP | 325,622 | $9.72M | 0.00% | +20,751+6.8% | Added |
| Balyasny Asset Management LLC | 345,325 | $10.3M | 0.04% | −273,791−44.2% | Reduced |
| Moore Capital Management, LP | 347,471 | $10.4M | 0.29% | +188,280+118.3% | Added |
| Rhumbline Advisers | 375,486 | $11.2M | 0.02% | +6,823+1.9% | Added |
| Legal & General Group Plc | 380,116 | $11.4M | 0.00% | +5,787+1.5% | Added |
| Kennedy Capital Management, Inc. | 392,144 | $11.7M | 0.33% | −22,325−5.4% | Reduced |
| Lazard Asset Management LLC | 407,632 | $12.2M | 0.02% | +407,632 | New |
| Citigroup Inc | 420,321 | $12.6M | 0.02% | −58,964−12.3% | Reduced |
| Nuveen Asset Management, LLC | 430,420 | $12.9M | 0.00% | −5,354−1.2% | Reduced |
| Bank of America Corp | 437,815 | $13.1M | 0.00% | −59,680−12.0% | Reduced |
| Citadel Advisors LLC | 439,434 | $13.1M | 0.02% | −388,723−46.9% | Reduced |
| Royce & Associates LP | 521,839 | $15.6M | 0.16% | −26,100−4.8% | Reduced |
| Gamco Investors, Inc. Et Al | 523,858 | $15.6M | 0.17% | −342−0.1% | Reduced |
| Schonfeld Strategic Advisors LLC | 560,946 | $16.7M | 0.14% | −187,186−25.0% | Reduced |
| New York State Common Retirement Fund | 592,128 | $17.7M | 0.02% | −20,020−3.3% | Reduced |
| Victory Capital Management Inc | 625,263 | $18.7M | 0.02% | +12,841+2.1% | Added |
| Point72 Asset Management, L.P. | 702,556 | $21.0M | 0.08% | +484,547+222.3% | Added |
| American Century Companies Inc | 702,848 | $21.0M | 0.02% | +52,685+8.1% | Added |
| Kensico Capital Management Corp | 796,000 | $23.8M | 1.13% | −34,000−4.1% | Reduced |
| Principal Financial Group Inc | 796,860 | $23.8M | 0.02% | −7,795−1.0% | Reduced |
| Sasco Capital Inc | 871,136 | $26.0M | 3.31% | −1,740−0.2% | Reduced |
| Invesco Ltd. | 964,872 | $28.8M | 0.01% | +112,210+13.2% | Added |
| Fisher Asset Management, LLC | 990,938 | $29.6M | 0.02% | −1,525,825−60.6% | Reduced |
| Federated Hermes, Inc. | 1,002,078 | $29.9M | 0.08% | −54,467−5.2% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 1,005,055 | $30.0M | 0.08% | −55,421−5.2% | Reduced |
| Millennium Management LLC | 1,017,725 | $30.4M | 0.03% | −88,197−8.0% | Reduced |
| Macquarie Group Ltd | 1,056,557 | $31.5M | 0.04% | +20,125+1.9% | Added |
| Neuberger Berman Group LLC | 1,141,249 | $34.1M | 0.03% | −188,954−14.2% | Reduced |
| Morgan Stanley | 1,169,298 | $34.9M | 0.00% | −62,880−5.1% | Reduced |
| KLCM Advisors, Inc. | 1,218,174 | $36.4M | 7.39% | +28,675+2.4% | Added |
| Charles Schwab Investment Management Inc | 1,228,804 | $36.7M | 0.01% | −122,123−9.0% | Reduced |
| Bank of New York Mellon Corp | 1,252,788 | $37.4M | 0.01% | −35,304−2.7% | Reduced |
| Northern Trust Corp | 1,318,495 | $39.4M | 0.01% | +43,006+3.4% | Added |
| Capital World Investors | 1,350,000 | $40.3M | 0.01% | 00.0% | Unchanged |
| Capital International Inc | 1,428,999 | $42.7M | 0.92% | −811−0.1% | Reduced |
| Bowen Hanes & Co Inc | 1,480,855 | $44.2M | 1.57% | −13,310−0.9% | Reduced |
| Norges Bank | 1,685,722 | $50.3M | 0.01% | +547,199+48.1% | Added |
| FMR LLC | 1,730,025 | $51.7M | 0.01% | +473,896+37.7% | Added |
| Goldman Sachs Group Inc | 1,889,630 | $56.4M | 0.02% | −562,028−22.9% | Reduced |
| Capital Group Investment Management Pte. Ltd. | 1,914,003 | $57.2M | 2.20% | +1,914,003 | New |
| Driehaus Capital Management LLC | 2,071,894 | $61.9M | 0.92% | −194,595−8.6% | Reduced |
| Geode Capital Management, LLC | 2,256,055 | $67.4M | 0.01% | +81,073+3.7% | Added |
| Barrow Hanley Mewhinney & Strauss LLC | 2,421,440 | $72.3M | 0.27% | −9,222−0.4% | Reduced |
| Dimensional Fund Advisors LP | 2,512,441 | $75.0M | 0.03% | −265,798−9.6% | Reduced |
| Channing Capital Management, LLC | 2,651,353 | $79.2M | 2.52% | −140,944−5.0% | Reduced |
| D. E. Shaw & Co., Inc. | 3,305,890 | $98.7M | 0.17% | −91,207−2.7% | Reduced |
| Ameriprise Financial Inc | 3,350,560 | $100.0M | 0.03% | +206,959+6.6% | Added |
| Frontier Capital Management Co LLC | 3,548,206 | $105.9M | 1.15% | +2,065,244+139.3% | Added |
| State Street Corp | 6,958,286 | $207.8M | 0.01% | +244,924+3.6% | Added |
| Alliancebernstein L.P. | 7,041,867 | $210.3M | 0.09% | −367,256−5.0% | Reduced |