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 |
|---|---|---|---|---|---|
| Kemnay Advisory Services Inc. | 1,120 | $128.5K | 0.02% | +1,120 | New |
| Networth Advisors, LLC | 1,131 | $129.8K | 0.10% | +1,131 | New |
| Smartleaf Asset Management LLC | 1,283 | $149.0K | 0.01% | +193+17.7% | Added |
| Fifth Third Bancorp | 1,356 | $155.6K | 0.00% | +1+0.1% | Added |
| JFS Wealth Advisors, LLC | 1,371 | $157.3K | 0.01% | +38+2.9% | Added |
| TD Private Client Wealth LLC | 1,431 | $164.2K | 0.00% | +1,177+463.4% | Added |
| Cape Investment Advisory, Inc. | 1,438 | $165.0K | 0.05% | +1,438 | New |
| Pilgrim Partners Asia Pte Ltd | 1,460 | $167.6K | 0.08% | +340+30.4% | Added |
| Rothschild Investment LLC | 1,487 | $170.6K | 0.01% | +1,298+686.8% | Added |
| Danske Bank A/S | 1,500 | $172.1K | 0.00% | 00.0% | Unchanged |
| Pinnacle Wealth Planning Services, Inc. | 1,516 | $174.0K | 0.02% | +1,516 | New |
| Parallel Advisors, LLC | 1,539 | $176.6K | 0.00% | +51+3.4% | Added |
| Allworth Financial LP | 1,637 | $187.9K | 0.00% | +1,103+206.6% | Added |
| Versant Capital Management, Inc | 1,758 | $201.7K | 0.03% | +90+5.4% | Added |
| Advisor OS, LLC | 1,760 | $202.0K | 0.02% | +1,760 | New |
| Oxford Asset Management LLP | 1,794 | $205.9K | 0.07% | +1,794 | New |
| Waddell & Associates, LLC | 1,801 | $206.7K | 0.01% | +1,801 | New |
| Penserra Capital Management LLC | 1,908 | $218.0K | 0.00% | +1,908 | New |
| Bessemer Group Inc | 1,909 | $219.0K | 0.00% | 00.0% | Unchanged |
| Optas, LLC | 1,928 | $221.3K | 0.03% | +1,928 | New |
| Coyle Financial Counsel LLC | 1,942 | $222.9K | 0.05% | +1,942 | New |
| Fox Run Management, L.L.C. | 1,950 | $223.8K | 0.03% | +1,950 | New |
| Brinker Capital Investments, LLC | 1,962 | $225.2K | 0.00% | +1,962 | New |
| DnB Asset Management AS | 1,962 | $225.2K | 0.00% | +1,962 | New |
| Two Sigma Investments, LP | 1,967 | $225.7K | 0.00% | +1,967 | New |
| Covestor Ltd | 1,971 | $226.0K | 0.12% | +1,829+1,288.0% | Added |
| Umb Bank N A | 1,974 | $226.5K | 0.00% | +182+10.2% | Added |
| Wedmont Private Capital | 1,877 | $226.8K | 0.01% | +1,877 | New |
| Laird Norton Trust Company, LLC | 1,986 | $227.9K | 0.00% | +1,986 | New |
| Northland Securities, Inc. | 2,000 | $229.5K | 0.22% | +2,000 | New |
| Shay Capital LLC | 2,000 | $229.5K | 0.04% | +2,000 | New |
| CIBC World Markets Inc. | 2,010 | $230.7K | 0.00% | +2,010 | New |
| NewEdge Wealth, LLC | 2,023 | $232.2K | 0.00% | +2,023 | New |
| AA Financial Advisors, LLC | 2,033 | $233.3K | 0.04% | +2,033 | New |
| Atomi Financial Group, Inc. | 2,058 | $236.2K | 0.01% | +2,058 | New |
| Aster Capital Management (DIFC) Ltd | 2,065 | $237.0K | 0.10% | +2,065 | New |
| Commerce Bank | 2,076 | $238.2K | 0.00% | +2,076 | New |
| Howard Wealth Management, LLC | 2,081 | $238.8K | 0.10% | +2,081 | New |
| J.W. Cole Advisors, Inc. | 2,091 | $240.0K | 0.01% | −400−16.1% | Reduced |
| Sivia Capital Partners, LLC | 2,091 | $240.0K | 0.05% | +2,091 | New |
| Catalyst Funds Management Pty Ltd | 2,100 | $241.0K | 0.06% | −11,300−84.3% | Reduced |
| Vestcor Inc | 2,122 | $244.0K | 0.01% | +2,122 | New |
| Successful Portfolios LLC | 2,000 | $244.6K | 0.12% | +2,000 | New |
| Revisor Wealth Management LLC | 2,048 | $250.9K | 0.07% | +2,048 | New |
| Kestra Advisory Services, LLC | 2,192 | $251.6K | 0.00% | +2,192 | New |
| Leavell Investment Management, Inc. | 2,200 | $252.5K | 0.01% | +2,200 | New |
| Vinva Investment Management Ltd | 1,458 | $252.8K | 0.00% | +1,458 | New |
| Abel Hall, LLC | 2,265 | $259.9K | 0.06% | +2,265 | New |
| Perigon Wealth Management, LLC | 2,290 | $262.8K | 0.00% | +2,290 | New |
| Verition Fund Management LLC | 2,317 | $265.9K | 0.00% | −43,182−94.9% | Reduced |
| Versor Investments LP | 2,355 | $270.3K | 0.04% | −3,345−58.7% | Reduced |
| Pensionmark Financial Group, LLC | 2,376 | $272.7K | 0.00% | +2,376 | New |
| Souders Financial Advisors | 2,413 | $276.9K | 0.03% | +2,413 | New |
| Syon Capital LLC | 2,446 | $280.7K | 0.01% | +2,446 | New |
| Savant Capital, LLC | 2,449 | $281.0K | 0.00% | +2,449 | New |
| Integrated Wealth Concepts LLC | 2,468 | $283.2K | 0.00% | +2,468 | New |
| Caerus Investment Advisors, LLC | 2,469 | $283.3K | 0.09% | +2,469 | New |
| Juncture Wealth Strategies, LLC | 2,487 | $285.4K | 0.09% | 00.0% | Unchanged |
| DDFG, Inc | 2,498 | $286.7K | 0.06% | 00.0% | Unchanged |
| Associated Banc-Corp | 2,500 | $286.9K | 0.01% | 00.0% | Unchanged |
| Toth Financial Advisory Corp | 2,500 | $286.9K | 0.03% | +2,500 | New |
| Old National Bancorp | 2,516 | $288.7K | 0.00% | 00.0% | Unchanged |
| Motiv8 Investments LLC | 2,550 | $293.0K | 0.16% | 00.0% | Unchanged |
| Parsonex Advisory Services, Inc. | 2,602 | $298.6K | 0.19% | −62−2.3% | Reduced |
| Bayforest Capital Ltd | 2,615 | $300.1K | 0.22% | +1,941+288.0% | Added |
| Inceptionr LLC | 2,616 | $300.2K | 0.08% | +2,616 | New |
| Johnson Investment Counsel Inc | 2,624 | $301.1K | 0.00% | 00.0% | Unchanged |
| Gallo Partners, LP | 2,671 | $306.5K | 0.27% | −23,240−89.7% | Reduced |
| Meeder Asset Management Inc | 2,680 | $307.6K | 0.02% | +2,258+535.1% | Added |
| Virtu Financial LLC | 2,754 | $316.0K | 0.01% | +2,754 | New |
| Vise Technologies, Inc. | 2,772 | $318.1K | 0.01% | +2,772 | New |
| 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 |
| Keystone Financial Group | 2,875 | $329.9K | 0.02% | +175+6.5% | Added |
| Two Sigma Advisers, LP | 2,900 | $332.8K | 0.00% | +2,900 | New |
| Vident Advisory, LLC | 2,945 | $338.0K | 0.00% | −446−13.2% | Reduced |
| Profund Advisors LLC | 3,032 | $348.0K | 0.01% | −187−5.8% | Reduced |
| XTX Topco Ltd | 3,037 | $348.5K | 0.01% | +3,037 | New |
| Summit Trail Advisors, LLC | 3,038 | $348.6K | 0.01% | −1,782−37.0% | Reduced |
| Accel Wealth Management | 3,048 | $349.8K | 0.10% | +2+0.1% | Added |
| Meiji Yasuda Asset Management Co Ltd. | 3,118 | $357.8K | 0.02% | −85−2.7% | Reduced |
| CAPROCK Group, Inc. | 3,125 | $358.6K | 0.01% | +3,125 | New |
| Apollon Wealth Management, LLC | 3,135 | $359.8K | 0.01% | 00.0% | Unchanged |
| Lido Advisors, LLC | 3,962 | $360.9K | 0.00% | +178+4.7% | Added |
| HB Wealth Management, LLC | 3,222 | $369.8K | 0.00% | +3,222 | New |
| Rockefeller Capital Management L.P. | 3,224 | $370.0K | 0.00% | +967+42.8% | Added |
| STRS Ohio | 3,227 | $370.3K | 0.00% | −117−3.5% | Reduced |
| Vontobel Holding Ltd. | 3,279 | $376.3K | 0.00% | +623+23.5% | Added |
| Exchange Traded Concepts, LLC | 3,296 | $378.2K | 0.00% | +3,296 | New |
| Farther Finance Advisors, LLC | 3,322 | $381.2K | 0.00% | +1,375+70.6% | Added |
| Voleon Capital Management LP | 3,329 | $382.0K | 0.01% | +3,329 | New |
| Picton Mahoney Asset Management | 3,350 | $384.4K | 0.00% | +3,350 | New |
| Oarsman Capital, Inc. | 3,370 | $386.7K | 0.05% | −200−5.6% | Reduced |
| GAMMA Investing LLC | 3,377 | $387.5K | 0.02% | +597+21.5% | Added |
| NorthCrest Asset Manangement, LLC | 3,240 | $388.5K | 0.01% | +3,240 | New |
| Coldstream Capital Management Inc | 3,434 | $394.1K | 0.01% | −686−16.7% | Reduced |
| Ballentine Partners, LLC | 3,533 | $405.4K | 0.01% | +186+5.6% | Added |
| Banco Bilbao Vizcaya Argentaria, S.A. | 3,593 | $415.9K | 0.00% | −756−17.4% | Reduced |
| Group One Trading, L.P. | 3,651 | $419.0K | 0.01% | +3,651 | New |
| Krilogy Financial LLC | 3,472 | $428.3K | 0.01% | +3,472 | New |