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 2021
Institutional positions in Ati Inc as of Dec 31, 2021. 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
- 241
- +8 vs. Q3 2021
- Shares held
- 131.9M
- −904.8K (−0.7%) vs. Q3 2021
- Total value
- $2.10B
- −$107.5M (−4.9%) vs. Q3 2021
- New holders
- 39
- 85 more added
- Sold out
- 31
- 84 more reduced
3 institutions that held it in Q3 2021 haven't filed for Q4 2021 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 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, Q4 2021
Shares, value and share of portfolio for each institution holding Ati Inc; share changes are against Q3 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| BlackRock Inc. | 20,864,023 | $332.4M | 0.01% | +657,269+3.3% | Added |
| Vanguard Group Inc | 13,815,653 | $220.1M | 0.00% | −9,208−0.1% | Reduced |
| Capital International Investors | 12,176,850 | $194.0M | 0.04% | +1,089,416+9.8% | Added |
| State Street Corp | 8,661,205 | $138.0M | 0.01% | −282,793−3.2% | Reduced |
| Channing Capital Management, LLC | 5,704,200 | $90.9M | 2.57% | +769,226+15.6% | Added |
| Barrow Hanley Mewhinney & Strauss LLC | 4,540,724 | $72.3M | 0.23% | +669,769+17.3% | Added |
| Dimensional Fund Advisors LP | 3,643,301 | $58.0M | 0.02% | −1,202,238−24.8% | Reduced |
| D. E. Shaw & Co., Inc. | 3,631,162 | $57.8M | 0.07% | −407,997−10.1% | Reduced |
| Capital International Inc | 3,411,072 | $54.3M | 0.51% | +311,286+10.0% | Added |
| Ameriprise Financial Inc | 2,986,474 | $47.6M | 0.01% | +6,812+0.2% | Added |
| Neuberger Berman Group LLC | 2,614,451 | $41.6M | 0.03% | +589,832+29.1% | Added |
| Capital World Investors | 2,589,437 | $41.3M | 0.01% | 00.0% | Unchanged |
| Fisher Asset Management, LLC | 2,391,431 | $38.1M | 0.02% | −43,714−1.8% | Reduced |
| Geode Capital Management, LLC | 2,102,015 | $33.5M | 0.00% | −27,072−1.3% | Reduced |
| Frontier Capital Management Co LLC | 1,855,576 | $29.6M | 0.23% | +446,454+31.7% | Added |
| Goldman Sachs Group Inc | 1,767,066 | $28.1M | 0.01% | +418,850+31.1% | Added |
| Sasco Capital Inc | 1,712,456 | $27.3M | 3.13% | +209,830+14.0% | Added |
| Millennium Management LLC | 1,552,492 | $24.7M | 0.03% | −130,536−7.8% | Reduced |
| Morgan Stanley | 1,530,174 | $24.4M | 0.00% | +216,752+16.5% | Added |
| KLCM Advisors, Inc. | 1,503,981 | $24.0M | 5.22% | −122,204−7.5% | Reduced |
| Charles Schwab Investment Management Inc | 1,464,676 | $23.3M | 0.01% | +61,708+4.4% | Added |
| Bank of New York Mellon Corp | 1,398,289 | $22.3M | 0.00% | −62,052−4.2% | Reduced |
| Northern Trust Corp | 1,371,334 | $21.8M | 0.00% | −205,775−13.0% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 1,359,425 | $21.7M | 0.05% | +208,473+18.1% | Added |
| FMR LLC | 1,311,210 | $20.9M | 0.00% | −761,260−36.7% | Reduced |
| New York State Common Retirement Fund | 1,195,977 | $19.1M | 0.02% | +138,391+13.1% | Added |
| Royce & Associates LP | 1,064,637 | $17.0M | 0.13% | −79,100−6.9% | Reduced |
| Sapience Investments, LLC | 942,737 | $15.0M | 1.71% | +218,002+30.1% | Added |
| Citigroup Inc | 929,723 | $14.8M | 0.01% | +109,541+13.4% | Added |
| Principal Financial Group Inc | 864,637 | $13.8M | 0.01% | −23,555−2.7% | Reduced |
| Mountaineer Partners Management, LLC | 659,384 | $10.5M | 5.93% | +97,102+17.3% | Added |
| Norges Bank | 586,787 | $9.35M | 0.00% | −658,826−52.9% | Reduced |
| Wellington Management Group LLP | 586,783 | $9.35M | 0.00% | +32,482+5.9% | Added |
| MESIROW FINANCIAL INVESTMENT MANAGEMENT - Equity & Fixed Income | 581,320 | $9.26M | 1.02% | +139,630+31.6% | Added |
| HSBC Holdings PLC | 583,804 | $9.24M | 0.01% | +53,501+10.1% | Added |
| Invesco Ltd. | 575,201 | $9.16M | 0.00% | −212,350−27.0% | Reduced |
| Point72 Asset Management, L.P. | 558,000 | $8.89M | 0.04% | −89,800−13.9% | Reduced |
| Gamco Investors, Inc. Et Al | 555,500 | $8.85M | 0.08% | +9,000+1.6% | Added |
| Voloridge Investment Management, LLC | 529,045 | $8.43M | 0.05% | +49,956+10.4% | Added |
| Kennedy Capital Management, Inc. | 520,328 | $8.29M | 0.17% | +20,879+4.2% | Added |
| Jones Road Capital Management, L.P. | 456,600 | $7.27M | 4.16% | +155,000+51.4% | Added |
| Squarepoint Ops LLC | 442,188 | $7.04M | 0.03% | +292,031+194.5% | Added |
| Citadel Advisors LLC | 405,456 | $6.46M | 0.01% | +113,109+38.7% | Added |
| Nuveen Asset Management, LLC | 429,001 | $6.27M | 0.00% | −34,917−7.5% | Reduced |
| Deutsche Bank AG | 392,997 | $6.26M | 0.00% | −42,775−9.8% | Reduced |
| WS Management LLLP | 382,896 | $6.10M | 0.89% | −192,104−33.4% | Reduced |
| Legal & General Group Plc | 370,874 | $5.91M | 0.00% | +8,712+2.4% | Added |
| Renaissance Technologies LLC | 342,392 | $5.45M | 0.01% | +147,600+75.8% | Added |
| Cubist Systematic Strategies, LLC | 340,513 | $5.42M | 0.05% | +32,176+10.4% | Added |
| Rhumbline Advisers | 333,159 | $5.31M | 0.01% | −8,974−2.6% | Reduced |
| Parametric Portfolio Associates LLC | 316,259 | $5.04M | 0.00% | +49,232+18.4% | Added |
| Nishkama Capital, LLC | 311,699 | $4.96M | 1.44% | −10,674−3.3% | Reduced |
| Edgestream Partners, L.P. | 310,311 | $4.94M | 0.31% | −215,935−41.0% | Reduced |
| Bank of Montreal | 310,560 | $4.89M | 0.00% | −16,456−5.0% | Reduced |
| Bank of America Corp | 297,962 | $4.75M | 0.00% | +52,916+21.6% | Added |
| Wedge Capital Management L L P | 293,449 | $4.67M | 0.06% | −21,658−6.9% | Reduced |
| Buckingham Strategic Partners | 281,257 | $4.48M | 0.94% | +281,257 | New |
| Swiss National Bank | 281,000 | $4.48M | 0.00% | 00.0% | Unchanged |
| Roubaix Capital, LLC | 279,011 | $4.45M | 2.71% | −36,255−11.5% | Reduced |
| Balyasny Asset Management LLC | 274,335 | $4.37M | 0.02% | +274,335 | New |
| Public Sector Pension Investment Board | 259,180 | $4.13M | 0.02% | +2,060+0.8% | Added |
| Comerica Bank | 194,653 | $3.74M | 0.03% | −7,543−3.7% | Reduced |
| Two Sigma Advisers, LP | 199,300 | $3.17M | 0.01% | −474,900−70.4% | Reduced |
| Bridgeway Capital Management, LLC | 197,300 | $3.14M | 0.06% | 00.0% | Unchanged |
| New York State Teachers Retirement System | 182,541 | $2.91M | 0.01% | −500−0.3% | Reduced |
| Alliancebernstein L.P. | 180,758 | $2.88M | 0.00% | +255+0.1% | Added |
| Barclays PLC | 177,944 | $2.83M | 0.00% | +74,078+71.3% | Added |
| California State Teachers Retirement System | 176,883 | $2.82M | 0.00% | +3,991+2.3% | Added |
| Marshall Wace, LLP | 175,841 | $2.80M | 0.01% | +81,318+86.0% | Added |
| Susquehanna Fundamental Investments, LLC | 175,500 | $2.80M | 0.07% | +155,443+775.0% | Added |
| State of New Jersey Common Pension Fund D | 175,211 | $2.79M | 0.01% | +30,231+20.9% | Added |
| Russell Investments Group, Ltd. | 170,331 | $2.71M | 0.00% | +166,931+4,909.7% | Added |
| Holocene Advisors, LP | 167,529 | $2.67M | 0.01% | +167,529 | New |
| Centre Asset Management, LLC | 154,100 | $2.46M | 1.24% | +154,100 | New |
| Wells Fargo & Company | 153,978 | $2.45M | 0.00% | +25,809+20.1% | Added |
| Farmers & Merchants Investments Inc | 147,505 | $2.35M | 0.09% | −2,464−1.6% | Reduced |
| Jane Street Group, LLC | 140,164 | $2.23M | 0.00% | +72,124+106.0% | Added |
| Prudential Financial Inc | 134,806 | $2.15M | 0.00% | −1,040−0.8% | Reduced |
| NorthRock Partners, LLC | 129,046 | $2.06M | 0.15% | +250+0.2% | Added |
| JPMorgan Chase & Co | 122,621 | $1.95M | 0.00% | −717,921−85.4% | Reduced |
| Engineers Gate Manager LP | 120,952 | $1.93M | 0.09% | +107,281+784.7% | Added |
| Knights of Columbus Asset Advisors LLC | 116,516 | $1.86M | 0.15% | +902+0.8% | Added |
| Two Sigma Investments, LP | 115,790 | $1.84M | 0.00% | −56,977−33.0% | Reduced |
| Yousif Capital Management, LLC | 114,717 | $1.83M | 0.02% | +114,717 | New |
| SG Americas Securities, LLC | 111,091 | $1.77M | 0.01% | −90,114−44.8% | Reduced |
| Susquehanna International Group, LLP | 111,022 | $1.77M | 0.00% | +68,329+160.0% | Added |
| Voya Investment Management LLC | 110,915 | $1.77M | 0.00% | +49,119+79.5% | Added |
| Van Eck Associates Corp | 110,549 | $1.76M | 0.00% | −14,533−11.6% | Reduced |
| Great West Life Assurance Co | 109,456 | $1.74M | 0.00% | −2,583−2.3% | Reduced |
| UBS Group AG | 108,065 | $1.72M | 0.00% | +105,672+4,415.9% | Added |
| Credit Suisse AG | 107,915 | $1.72M | 0.00% | +2,681+2.5% | Added |
| UBS Asset Management Americas Inc | 105,828 | $1.69M | 0.00% | −28,080−21.0% | Reduced |
| Thrivent Financial for Lutherans | 103,556 | $1.65M | 0.00% | −14,750−12.5% | Reduced |
| HITE Hedge Asset Management LLC | 102,264 | $1.63M | 0.19% | 00.0% | Unchanged |
| First Trust Advisors LP | 96,721 | $1.54M | 0.00% | −34,646−26.4% | Reduced |
| Commonwealth of Pennsylvania Public School Empls Retrmt Sys | 96,174 | $1.53M | 0.02% | −306−0.3% | Reduced |
| Texas Permanent School Fund | 92,143 | $1.47M | 0.02% | −1,985−2.1% | Reduced |
| Federated Hermes, Inc. | 91,119 | $1.45M | 0.00% | −513−0.6% | Reduced |
| Duality Advisers, LP | 90,771 | $1.45M | 0.16% | −61,607−40.4% | Reduced |
| Occudo Quantitative Strategies LP | 90,463 | $1.44M | 0.13% | +69,248+326.4% | Added |