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 2025
Institutional positions in Ati Inc as of Dec 31, 2025. 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
- 570
- +109 vs. Q3 2025
- Shares held
- 128.3M
- −445.7K (−0.3%) vs. Q3 2025
- Total value
- $14.7B
- +$4.26B (+40.7%) vs. Q3 2025
- New holders
- 145
- 169 more added
- Sold out
- 36
- 181 more reduced
9 institutions that held it in Q3 2025 haven't filed for Q4 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q3 2025: 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 2025
Shares, value and share of portfolio for each institution holding Ati Inc; share changes are against Q3 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Vestmark Advisory Solutions, Inc. | 7,740 | $888.2K | 0.01% | +7,740 | New |
| Captrust Financial Advisors | 7,576 | $869.4K | 0.00% | +7,576 | New |
| Greenland Capital Management LP | 7,500 | $860.7K | 0.12% | +7,500 | New |
| First Business Financial Services, Inc. | 7,484 | $858.9K | 0.08% | 00.0% | Unchanged |
| Truist Financial Corp | 7,455 | $855.5K | 0.00% | +265+3.7% | Added |
| Michael B. Yongue | 7,423 | $851.9K | 0.59% | +551+8.0% | Added |
| M&T Bank Corp | 7,407 | $850.2K | 0.00% | +4,669+170.5% | Added |
| Fragasso Group Inc. | 7,330 | $841.2K | 0.05% | 00.0% | Unchanged |
| Colony Group, LLC | 7,244 | $831.4K | 0.00% | +7,244 | New |
| D.A. Davidson & Co. | 7,202 | $826.5K | 0.01% | +140+2.0% | Added |
| MML Investors Services, LLC | 7,189 | $825.0K | 0.00% | +263+3.8% | Added |
| Squarepoint Ops LLC | 7,177 | $823.6K | 0.00% | −50,990−87.7% | Reduced |
| Utah Retirement Systems | 7,146 | $820.1K | 0.01% | −247−3.3% | Reduced |
| Sequoia Financial Advisors, LLC | 6,976 | $800.6K | 0.00% | +2,552+57.7% | Added |
| Maryland State Retirement & Pension System | 6,798 | $780.1K | 0.02% | 00.0% | Unchanged |
| Skopos Labs, Inc. | 6,687 | $779.9K | 0.04% | +6,687 | New |
| First Citizens Bank & Trust Co | 6,721 | $771.3K | 0.02% | −338−4.8% | Reduced |
| Aristeia Capital LLC | 6,529 | $749.3K | 0.02% | +1,449+28.5% | Added |
| Central Pacific Bank - Trust Division | 6,503 | $746.3K | 0.09% | −130−2.0% | Reduced |
| Cetera Trust Company, N.A | 6,473 | $742.8K | 0.40% | −700−9.8% | Reduced |
| Citizens National Bank Trust Department | 6,407 | $735.3K | 0.13% | 00.0% | Unchanged |
| Capstone Investment Advisors, LLC | 6,404 | $734.9K | 0.01% | −28,662−81.7% | Reduced |
| Lazard Asset Management LLC | 6,320 | $725.3K | 0.00% | 00.0% | Unchanged |
| Martingale Asset Management L P | 6,263 | $718.7K | 0.02% | +6,263 | New |
| Susquehanna International Group, LLP | 6,137 | $704.3K | 0.00% | −26,774−81.4% | Reduced |
| Global Retirement Partners, LLC | 6,115 | $701.8K | 0.01% | +6,035+7,543.8% | Added |
| Alps Advisors Inc | 6,042 | $693.4K | 0.00% | +52+0.9% | Added |
| Qtron Investments LLC | 5,979 | $686.1K | 0.09% | +5,979 | New |
| Sapience Investments, LLC | 5,893 | $676.3K | 2.55% | −2,397−28.9% | Reduced |
| Ethic Inc. | 5,828 | $668.8K | 0.01% | −1,123−16.2% | Reduced |
| Merit Financial Group, LLC | 5,782 | $663.5K | 0.01% | +5,782 | New |
| Quantitative Investment Management, LLC | 5,731 | $657.0K | 0.06% | +5,731 | New |
| Basepoint Wealth LLC | 5,613 | $644.1K | 0.39% | 00.0% | Unchanged |
| Concurrent Investment Advisors, LLC | 5,510 | $632.3K | 0.01% | +1,275+30.1% | Added |
| Madison Asset Management, LLC | 5,500 | $631.2K | 0.01% | −3,000−35.3% | Reduced |
| ProShare Advisors LLC | 5,447 | $625.1K | 0.00% | −416−7.1% | Reduced |
| Carnegie Capital Asset Management, LLC | 5,436 | $623.8K | 0.01% | −864−13.7% | Reduced |
| State of Wyoming | 5,218 | $598.8K | 0.07% | +3,723+249.0% | Added |
| Mirae Asset Global Investments Co., Ltd. | 5,146 | $590.6K | 0.00% | −215−4.0% | Reduced |
| Confluence Wealth Services, Inc. | 5,102 | $585.5K | 0.02% | −814−13.8% | Reduced |
| University of Texas/Texas Am Investment Managment Co | 5,063 | $581.0K | 0.08% | +5,063 | New |
| Intech Investment Management LLC | 5,038 | $578.2K | 0.01% | −47,052−90.3% | Reduced |
| Financiere des Professionnels - Fonds d,investissement inc. | 5,036 | $577.9K | 0.03% | 00.0% | Unchanged |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 4,981 | $577.0K | 0.00% | +3,536+244.7% | Added |
| Franklin Resources Inc | 5,024 | $576.6K | 0.00% | −72−1.4% | Reduced |
| Mayflower Financial Advisors, LLC | 4,975 | $571.0K | 0.07% | +985+24.7% | Added |
| North Dakota State Investment Board | 4,917 | $564.3K | 0.02% | +4,917 | New |
| Flow Traders U.S. LLC | 4,837 | $555.0K | 0.02% | +4,837 | New |
| Journey Strategic Wealth LLC | 4,801 | $551.0K | 0.01% | +284+6.3% | Added |
| Steward Partners Investment Advisory, LLC | 4,791 | $549.8K | 0.00% | 00.0% | Unchanged |
| Eurizon Capital SGR S.p.A. | 4,767 | $549.2K | 0.00% | +4,767 | New |
| F/M Investments LLC | 4,651 | $533.7K | 0.02% | +1,004+27.5% | Added |
| Callan Family Office, LLC | 4,555 | $522.7K | 0.01% | +4,555 | New |
| Shelton Capital Management | 4,484 | $514.6K | 0.01% | −576−11.4% | Reduced |
| Counterpoint Mutual Funds LLC | 4,360 | $500.4K | 0.04% | +4,360 | New |
| RSM US Wealth Management LLC | 4,296 | $499.1K | 0.01% | +1,569+57.5% | Added |
| KBC Group NV | 4,340 | $498.0K | 0.00% | 00.0% | Unchanged |
| US Bancorp | 4,329 | $496.8K | 0.00% | −254−5.5% | Reduced |
| Sheets Smith Wealth Management | 4,321 | $495.9K | 0.05% | +4,321 | New |
| CIBC Asset Management Inc | 4,248 | $487.5K | 0.00% | +267+6.7% | Added |
| Hunter Associates Investment Management LLC | 4,150 | $476.0K | 0.06% | +500+13.7% | Added |
| ESL Trust Services, LLC | 4,000 | $459.0K | 0.09% | 00.0% | Unchanged |
| Fifth Third Wealth Advisors LLC | 3,974 | $456.1K | 0.02% | +10+0.3% | Added |
| Whalen Wealth Management Inc. | 3,926 | $450.5K | 0.24% | +3,926 | New |
| Forum Financial Management, LP | 3,918 | $449.6K | 0.01% | 00.0% | Unchanged |
| Harbour Investments, Inc. | 3,873 | $444.5K | 0.01% | −835−17.7% | Reduced |
| EverSource Wealth Advisors, LLC | 3,867 | $443.8K | 0.02% | +910+30.8% | Added |
| Ewing Morris & Co. Investment Partners Ltd. | 3,800 | $441.4K | 0.19% | +3,800 | New |
| American Trust | 3,816 | $437.9K | 0.04% | −1,584−29.3% | Reduced |
| Chesapeake Capital Corp | 3,794 | $435.4K | 0.36% | 00.0% | Unchanged |
| Krilogy Financial LLC | 3,472 | $428.3K | 0.01% | +3,472 | New |
| Group One Trading, L.P. | 3,651 | $419.0K | 0.01% | +3,651 | New |
| Banco Bilbao Vizcaya Argentaria, S.A. | 3,593 | $415.9K | 0.00% | −756−17.4% | Reduced |
| Ballentine Partners, LLC | 3,533 | $405.4K | 0.01% | +186+5.6% | Added |
| Coldstream Capital Management Inc | 3,434 | $394.1K | 0.01% | −686−16.7% | Reduced |
| NorthCrest Asset Manangement, LLC | 3,240 | $388.5K | 0.01% | +3,240 | New |
| GAMMA Investing LLC | 3,377 | $387.5K | 0.02% | +597+21.5% | Added |
| Oarsman Capital, Inc. | 3,370 | $386.7K | 0.05% | −200−5.6% | Reduced |
| Picton Mahoney Asset Management | 3,350 | $384.4K | 0.00% | +3,350 | New |
| Voleon Capital Management LP | 3,329 | $382.0K | 0.01% | +3,329 | New |
| Farther Finance Advisors, LLC | 3,322 | $381.2K | 0.00% | +1,375+70.6% | Added |
| Exchange Traded Concepts, LLC | 3,296 | $378.2K | 0.00% | +3,296 | New |
| Vontobel Holding Ltd. | 3,279 | $376.3K | 0.00% | +623+23.5% | Added |
| STRS Ohio | 3,227 | $370.3K | 0.00% | −117−3.5% | Reduced |
| Rockefeller Capital Management L.P. | 3,224 | $370.0K | 0.00% | +967+42.8% | Added |
| HB Wealth Management, LLC | 3,222 | $369.8K | 0.00% | +3,222 | New |
| Lido Advisors, LLC | 3,962 | $360.9K | 0.00% | +178+4.7% | Added |
| Apollon Wealth Management, LLC | 3,135 | $359.8K | 0.01% | 00.0% | Unchanged |
| CAPROCK Group, Inc. | 3,125 | $358.6K | 0.01% | +3,125 | New |
| Meiji Yasuda Asset Management Co Ltd. | 3,118 | $357.8K | 0.02% | −85−2.7% | Reduced |
| Accel Wealth Management | 3,048 | $349.8K | 0.10% | +2+0.1% | Added |
| Summit Trail Advisors, LLC | 3,038 | $348.6K | 0.01% | −1,782−37.0% | Reduced |
| XTX Topco Ltd | 3,037 | $348.5K | 0.01% | +3,037 | New |
| Profund Advisors LLC | 3,032 | $348.0K | 0.01% | −187−5.8% | Reduced |
| Vident Advisory, LLC | 2,945 | $338.0K | 0.00% | −446−13.2% | Reduced |
| Two Sigma Advisers, LP | 2,900 | $332.8K | 0.00% | +2,900 | New |
| Keystone Financial Group | 2,875 | $329.9K | 0.02% | +175+6.5% | Added |
| U.S. Capital Wealth Advisors, LLC | 2,794 | $320.6K | 0.01% | −667−19.3% | Reduced |
| Operose Advisors LLC | 2,794 | $320.6K | 0.07% | 00.0% | Unchanged |
| Vise Technologies, Inc. | 2,772 | $318.1K | 0.01% | +2,772 | New |