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 2023
Institutional positions in Ati Inc as of Jun 30, 2023. 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
- 329
- −9 vs. Q1 2023
- Shares held
- 134.6M
- +651.6K (+0.5%) vs. Q1 2023
- Total value
- $5.95B
- +$663.0M (+12.5%) vs. Q1 2023
- New holders
- 44
- 93 more added
- Sold out
- 53
- 127 more reduced
1 institution that held it in Q1 2023 haven't filed for Q2 2023 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2023: 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 2023
Shares, value and share of portfolio for each institution holding Ati Inc; share changes are against Q1 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 20,316,942 | $898.6M | 0.02% | −5,0240.0% | Reduced |
| Capital International Investors | 15,203,027 | $672.4M | 0.16% | +1,827,961+13.7% | Added |
| Vanguard Group Inc | 14,378,297 | $636.0M | 0.02% | −185,180−1.3% | Reduced |
| State Street Corp | 6,520,841 | $288.4M | 0.02% | −475,365−6.8% | Reduced |
| Alliancebernstein L.P. | 4,175,322 | $184.7M | 0.08% | −22,625−0.5% | Reduced |
| Frontier Capital Management Co LLC | 3,493,594 | $154.5M | 1.48% | −101,572−2.8% | Reduced |
| FMR LLC | 3,295,864 | $145.8M | 0.01% | +660,958+25.1% | Added |
| Ameriprise Financial Inc | 3,058,790 | $135.3M | 0.04% | −142,164−4.4% | Reduced |
| Geode Capital Management, LLC | 2,477,149 | $109.6M | 0.01% | +120,072+5.1% | Added |
| Dimensional Fund Advisors LP | 2,464,983 | $109.0M | 0.03% | +22,708+0.9% | Added |
| Invesco Ltd. | 2,375,246 | $105.1M | 0.03% | −50,859−2.1% | Reduced |
| D. E. Shaw & Co., Inc. | 2,212,956 | $97.9M | 0.15% | −498,202−18.4% | Reduced |
| Driehaus Capital Management LLC | 2,162,011 | $95.6M | 1.21% | −3,204−0.1% | Reduced |
| Anomaly Capital Management, LP | 2,038,421 | $90.2M | 3.48% | +786,979+62.9% | Added |
| Barrow Hanley Mewhinney & Strauss LLC | 1,991,495 | $88.1M | 0.33% | −209,822−9.5% | Reduced |
| Channing Capital Management, LLC | 1,784,114 | $78.9M | 2.42% | −66,378−3.6% | Reduced |
| Goldman Sachs Group Inc | 1,707,691 | $75.5M | 0.02% | −336,665−16.5% | Reduced |
| Kensico Capital Management Corp | 1,461,200 | $64.6M | 2.61% | +30,900+2.2% | Added |
| Bowen Hanes & Co Inc | 1,411,555 | $62.4M | 2.00% | −27,190−1.9% | Reduced |
| Northern Trust Corp | 1,379,967 | $61.0M | 0.01% | +46,443+3.5% | Added |
| Morgan Stanley | 1,339,254 | $59.2M | 0.01% | −118,296−8.1% | Reduced |
| Norges Bank | 1,293,291 | $57.2M | 0.01% | −279,473−17.8% | Reduced |
| Allspring Global Investments Holdings, LLC | 1,214,848 | $53.7M | 0.09% | +319,624+35.7% | Added |
| Macquarie Group Ltd | 1,197,242 | $53.0M | 0.06% | +122,599+11.4% | Added |
| Federated Hermes, Inc. | 1,193,704 | $52.8M | 0.13% | +68,315+6.1% | Added |
| Charles Schwab Investment Management Inc | 1,176,828 | $52.1M | 0.01% | −21,617−1.8% | Reduced |
| Bank of New York Mellon Corp | 1,166,017 | $51.6M | 0.01% | −26,094−2.2% | Reduced |
| Capital International Inc | 1,159,468 | $51.3M | 0.93% | −4,445−0.4% | Reduced |
| Capital Group Investment Management Pte. Ltd. | 1,090,953 | $48.3M | 2.40% | 00.0% | Unchanged |
| Price T Rowe Associates Inc | 1,086,562 | $48.1M | 0.01% | +373,568+52.4% | Added |
| Neuberger Berman Group LLC | 993,406 | $43.9M | 0.04% | −68,006−6.4% | Reduced |
| Balyasny Asset Management LLC | 981,255 | $43.4M | 0.12% | +255,910+35.3% | Added |
| Capital World Investors | 970,000 | $42.9M | 0.01% | 00.0% | Unchanged |
| Fisher Asset Management, LLC | 957,172 | $42.3M | 0.02% | −4,305−0.4% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 945,139 | $41.8M | 0.09% | +36,120+4.0% | Added |
| Principal Financial Group Inc | 731,940 | $32.4M | 0.02% | −48,453−6.2% | Reduced |
| Loomis Sayles & Co L P | 711,064 | $31.5M | 0.05% | +142,473+25.1% | Added |
| Schonfeld Strategic Advisors LLC | 690,425 | $30.5M | 0.26% | +642,864+1,351.7% | Added |
| KLCM Advisors, Inc. | 633,735 | $28.0M | 5.48% | +645+0.1% | Added |
| Victory Capital Management Inc | 581,818 | $25.7M | 0.03% | −3,750−0.6% | Reduced |
| American Century Companies Inc | 578,875 | $25.6M | 0.02% | −156,017−21.2% | Reduced |
| Emerald Advisers, LLC | 555,600 | $24.6M | 1.08% | +555,600 | New |
| Sasco Capital Inc | 551,966 | $24.4M | 2.89% | −6,260−1.1% | Reduced |
| Millennium Management LLC | 526,731 | $23.3M | 0.02% | +88,684+20.2% | Added |
| Nuveen Asset Management, LLC | 453,880 | $20.1M | 0.01% | −258−0.1% | Reduced |
| Woodline Partners LP | 444,674 | $19.7M | 0.23% | +444,674 | New |
| Gamco Investors, Inc. Et Al | 441,642 | $19.5M | 0.21% | +2000.0% | Added |
| New York State Common Retirement Fund | 428,358 | $18.9M | 0.02% | −47,945−10.1% | Reduced |
| Legal & General Group Plc | 403,812 | $17.9M | 0.01% | +24,026+6.3% | Added |
| Emerald Mutual Fund Advisers Trust | 393,880 | $17.4M | 0.94% | +393,880 | New |
| Bank of America Corp | 387,814 | $17.2M | 0.00% | −105,869−21.4% | Reduced |
| Rhumbline Advisers | 384,880 | $17.0M | 0.02% | −7,447−1.9% | Reduced |
| Wells Fargo & Company | 368,766 | $16.3M | 0.00% | +43,354+13.3% | Added |
| Point72 Asset Management, L.P. | 364,559 | $16.1M | 0.06% | −257,573−41.4% | Reduced |
| Lazard Asset Management LLC | 359,008 | $15.9M | 0.02% | −29,404−7.6% | Reduced |
| JPMorgan Chase & Co | 354,390 | $15.7M | 0.00% | −118,521−25.1% | Reduced |
| Apis Capital Advisors, LLC | 347,000 | $15.3M | 15.49% | +129,000+59.2% | Added |
| Royce & Associates LP | 312,760 | $13.8M | 0.13% | −86,600−21.7% | Reduced |
| Putnam Investments LLC | 311,682 | $13.8M | 0.02% | +259,967+502.7% | Added |
| Mesirow Institutional Investment Management, Inc. | 306,463 | $13.6M | 1.40% | +42,107+15.9% | Added |
| Kennedy Capital Management, Inc. | 305,101 | $13.5M | 0.31% | −39,132−11.4% | Reduced |
| Wellington Management Group LLP | 304,649 | $13.5M | 0.00% | −21,555−6.6% | Reduced |
| UBS Group AG | 279,885 | $12.4M | 0.01% | +79,837+39.9% | Added |
| Swiss National Bank | 279,800 | $12.4M | 0.01% | +400+0.1% | Added |
| SEI Investments Co | 267,423 | $11.8M | 0.02% | +23,101+9.5% | Added |
| Mountaineer Partners Management, LLC | 248,829 | $11.0M | 6.07% | +248,829 | New |
| Castleark Management LLC | 248,230 | $11.0M | 0.50% | −22,450−8.3% | Reduced |
| Palestra Capital Management LLC | 233,312 | $10.3M | 0.51% | +233,312 | New |
| Citigroup Inc | 232,721 | $10.3M | 0.01% | −29,434−11.2% | Reduced |
| California Public Employees Retirement System | 231,933 | $10.3M | 0.01% | +1,389+0.6% | Added |
| Deutsche Bank AG | 231,557 | $10.2M | 0.01% | −284,518−55.1% | Reduced |
| Public Sector Pension Investment Board | 228,174 | $10.1M | 0.07% | +557+0.2% | Added |
| Prudential Financial Inc | 224,800 | $9.94M | 0.01% | −23,879−9.6% | Reduced |
| Schroder Investment Management Group | 203,154 | $8.99M | 0.01% | +7,189+3.7% | Added |
| WS Management LLLP | 200,000 | $8.85M | 1.21% | 00.0% | Unchanged |
| NorthRock Partners, LLC | 198,736 | $8.79M | 0.96% | 00.0% | Unchanged |
| Telemark Asset Management, LLC | 190,000 | $8.40M | 1.14% | −110,000−36.7% | Reduced |
| Renaissance Technologies LLC | 185,500 | $8.21M | 0.01% | −97,892−34.5% | Reduced |
| New York State Teachers Retirement System | 178,941 | $7.92M | 0.02% | −1,600−0.9% | Reduced |
| State of Wisconsin Investment Board | 175,255 | $7.75M | 0.02% | +3,861+2.3% | Added |
| California State Teachers Retirement System | 156,043 | $6.90M | 0.01% | −3,837−2.4% | Reduced |
| Bank of Montreal | 151,385 | $6.71M | 0.00% | −1,883−1.2% | Reduced |
| Greenland Capital Management LP | 151,041 | $6.68M | 0.96% | +40,415+36.5% | Added |
| First Trust Advisors LP | 150,632 | $6.66M | 0.01% | +16,622+12.4% | Added |
| Jefferies Financial Group Inc. | 150,000 | $6.63M | 0.14% | +15,500+11.5% | Added |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 145,307 | $6.43M | 0.05% | +8,276+6.0% | Added |
| Crestline Management, LP | 143,860 | $6.36M | 0.69% | +143,860 | New |
| Mutual of America Capital Management LLC | 133,621 | $5.91M | 0.07% | +25,299+23.4% | Added |
| Van Eck Associates Corp | 131,021 | $5.79M | 0.01% | −19,152−12.8% | Reduced |
| Credit Suisse AG | 127,846 | $5.65M | 0.01% | +14,969+13.3% | Added |
| Sapience Investments, LLC | 125,057 | $5.53M | 1.24% | −42,331−25.3% | Reduced |
| Thrivent Financial for Lutherans | 124,163 | $5.49M | 0.01% | −12,592−9.2% | Reduced |
| Wedge Capital Management L L P | 120,047 | $5.31M | 0.08% | −14,212−10.6% | Reduced |
| Knights of Columbus Asset Advisors LLC | 119,468 | $5.28M | 0.47% | +29,931+33.4% | Added |
| BNP Paribas Arbitrage, SA | 118,760 | $5.25M | 0.01% | −123,778−51.0% | Reduced |
| Great West Life Assurance Co | 114,474 | $5.07M | 0.01% | −10,634−8.5% | Reduced |
| Texas Permanent School Fund | 113,185 | $5.01M | 0.05% | −2,877−2.5% | Reduced |
| Moody Aldrich Partners LLC | 111,870 | $4.95M | 0.96% | +111,870 | New |
| Weiss Multi-Strategy Advisers LLC | 106,823 | $4.72M | 0.10% | +106,823 | New |
| Oberweis Asset Management Inc | 106,800 | $4.72M | 0.57% | +33,900+46.5% | Added |