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, Q1 2026
Institutional positions in Ati Inc as of Mar 31, 2026. 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
- 678
- +116 vs. Q4 2025
- Shares held
- 127.4M
- +13.8M (+12.2%) vs. Q4 2025
- Total value
- $18.5B
- +$5.46B (+41.9%) vs. Q4 2025
- New holders
- 167
- 246 more added
- Sold out
- 51
- 189 more reduced
8 institutions that held it in Q4 2025 haven't filed for Q1 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 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, Q1 2026
Shares, value and share of portfolio for each institution holding Ati Inc; share changes are against Q4 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| RSM US Wealth Management LLC | 3,910 | $568.7K | 0.01% | −386−9.0% | Reduced |
| GAMMA Investing LLC | 3,898 | $567.0K | 0.03% | +521+15.4% | Added |
| Chesapeake Capital Corp | 3,794 | $551.9K | 0.40% | 00.0% | Unchanged |
| Pensionmark Financial Group, LLC | 3,783 | $550.3K | 0.01% | +1,407+59.2% | Added |
| Krilogy Financial LLC | 3,510 | $547.0K | 0.02% | +38+1.1% | Added |
| EverSource Wealth Advisors, LLC | 3,756 | $546.3K | 0.02% | −111−2.9% | Reduced |
| Callan Family Office, LLC | 3,753 | $545.9K | 0.01% | −802−17.6% | Reduced |
| Beacon Pointe Advisors, LLC | 3,652 | $531.2K | 0.00% | +3,652 | New |
| Apollon Wealth Management, LLC | 3,635 | $528.7K | 0.01% | +500+15.9% | Added |
| Ballentine Partners, LLC | 3,607 | $524.7K | 0.01% | +74+2.1% | Added |
| Eurizon Capital SGR S.p.A. | 3,683 | $514.9K | 0.00% | −1,084−22.7% | Reduced |
| Jump Financial, LLC | 3,519 | $511.9K | 0.01% | −6,585−65.2% | Reduced |
| Sivia Capital Partners, LLC | 3,517 | $511.6K | 0.10% | +1,426+68.2% | Added |
| Gateway Wealth Partners, LLC | 3,439 | $500.2K | 0.02% | +3,439 | New |
| Profund Advisors LLC | 3,397 | $494.1K | 0.02% | +365+12.0% | Added |
| Dark Forest Capital Management LP | 3,378 | $491.4K | 0.04% | −6,164−64.6% | Reduced |
| CAPROCK Group, Inc. | 3,352 | $487.6K | 0.01% | +227+7.3% | Added |
| Aristeia Capital LLC | 3,292 | $478.9K | 0.01% | −3,237−49.6% | Reduced |
| Prospera Financial Services Inc | 3,288 | $478.2K | 0.01% | +3,288 | New |
| Headlands Technologies LLC | 3,287 | $478.1K | 0.05% | +3,287 | New |
| Gateway Investment Advisers LLC | 3,278 | $476.8K | 0.01% | +3,278 | New |
| STRS Ohio | 3,222 | $468.7K | 0.00% | −5−0.2% | Reduced |
| Gsa Capital Partners LLP | 3,147 | $458.0K | 0.03% | +3,147 | New |
| Meiji Yasuda Asset Management Co Ltd. | 3,129 | $455.1K | 0.02% | +11+0.4% | Added |
| U.S. Capital Wealth Advisors, LLC | 3,119 | $453.7K | 0.01% | +325+11.6% | Added |
| Vontobel Holding Ltd. | 3,096 | $450.3K | 0.00% | −183−5.6% | Reduced |
| Michael B. Yongue | 3,070 | $446.6K | 0.33% | −4,353−58.6% | Reduced |
| Trust Co of Oklahoma | 3,011 | $438.0K | 0.13% | +3,011 | New |
| Emerald Investment Advisers, LLC | 2,931 | $426.3K | 0.04% | +2,931 | New |
| Keystone Financial Group | 2,890 | $420.4K | 0.03% | +15+0.5% | Added |
| State of Wyoming | 2,882 | $419.2K | 0.05% | −2,336−44.8% | Reduced |
| Oarsman Capital, Inc. | 2,870 | $417.5K | 0.05% | −500−14.8% | Reduced |
| NewEdge Wealth, LLC | 2,857 | $415.6K | 0.00% | +834+41.2% | Added |
| Banco Bilbao Vizcaya Argentaria, S.A. | 2,913 | $411.6K | 0.00% | −680−18.9% | Reduced |
| Kestra Advisory Services, LLC | 2,822 | $410.5K | 0.00% | +630+28.7% | Added |
| DRW Securities, LLC | 2,816 | $409.6K | 0.02% | +2,816 | New |
| Meeder Asset Management Inc | 2,754 | $400.6K | 0.02% | +74+2.8% | Added |
| Accel Wealth Management | 2,749 | $399.9K | 0.10% | −299−9.8% | Reduced |
| Cynosure Management, LLC | 2,749 | $399.9K | 0.05% | +2,749 | New |
| Picton Mahoney Asset Management | 2,711 | $394.3K | 0.00% | −639−19.1% | Reduced |
| Bull Harbor Capital LLC | 2,686 | $390.7K | 0.10% | +2,686 | New |
| Cordatus Wealth Management LLC | 2,636 | $383.4K | 0.09% | +2,636 | New |
| Shay Capital LLC | 2,600 | $378.2K | 0.05% | +600+30.0% | Added |
| Davenport & Co LLC | 2,590 | $376.7K | 0.00% | +2,590 | New |
| Johnson Investment Counsel Inc | 2,574 | $374.4K | 0.00% | −50−1.9% | Reduced |
| Exchange Traded Concepts, LLC | 2,569 | $373.7K | 0.00% | −727−22.1% | Reduced |
| Savant Capital, LLC | 2,552 | $371.2K | 0.00% | +103+4.2% | Added |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 2,545 | $370.2K | 0.00% | −2,436−48.9% | Reduced |
| Old National Bancorp | 2,516 | $366.0K | 0.01% | 00.0% | Unchanged |
| Associated Banc-Corp | 2,500 | $363.6K | 0.01% | 00.0% | Unchanged |
| Toth Financial Advisory Corp | 2,500 | $363.6K | 0.04% | 00.0% | Unchanged |
| DDFG, Inc | 2,498 | $363.4K | 0.08% | 00.0% | Unchanged |
| Juncture Wealth Strategies, LLC | 2,487 | $361.8K | 0.12% | 00.0% | Unchanged |
| Caerus Investment Advisors, LLC | 2,470 | $359.3K | 0.15% | +10.0% | Added |
| Chilton Investment Co LLC | 2,469 | $359.1K | 0.01% | +2,469 | New |
| NorthCrest Asset Manangement, LLC | 2,440 | $357.8K | 0.01% | −800−24.7% | Reduced |
| Allworth Financial LP | 2,455 | $357.1K | 0.00% | +818+50.0% | Added |
| Private Advisor Group, LLC | 2,422 | $352.3K | 0.00% | +2,422 | New |
| Syon Capital LLC | 2,382 | $346.5K | 0.02% | −64−2.6% | Reduced |
| Atomi Financial Group, Inc. | 2,378 | $345.9K | 0.01% | +320+15.5% | Added |
| Bridgefront Capital, LLC | 2,359 | $343.1K | 0.09% | +2,359 | New |
| AE Wealth Management LLC | 2,349 | $341.7K | 0.00% | +2,349 | New |
| Truvestments Capital LLC | 2,342 | $340.7K | 0.06% | +2,342 | New |
| Abel Hall, LLC | 2,323 | $337.9K | 0.07% | +58+2.6% | Added |
| Boothbay Fund Management, LLC | 2,285 | $332.4K | 0.01% | −31,444−93.2% | Reduced |
| Stephens Inc | 2,267 | $329.8K | 0.00% | +2,267 | New |
| American Trust | 2,238 | $325.5K | 0.03% | −1,578−41.4% | Reduced |
| TCW Group Inc | 2,220 | $322.9K | 0.00% | +2,220 | New |
| Scientech Research LLC | 2,215 | $322.2K | 0.27% | +2,215 | New |
| Leavell Investment Management, Inc. | 2,200 | $320.0K | 0.01% | 00.0% | Unchanged |
| Vise Technologies, Inc. | 2,772 | $318.1K | 0.01% | 00.0% | Unchanged |
| Kentucky Retirement Systems | 8,915 | $318.0K | 0.02% | +8,915 | New |
| Quantitative Investment Management, LLC | 2,159 | $314.0K | 0.03% | −3,572−62.3% | Reduced |
| Chicago Partners Investment Group LLC | 2,034 | $311.8K | 0.01% | +2,034 | New |
| Carnegie Capital Asset Management, LLC | 2,136 | $310.7K | 0.01% | −3,300−60.7% | Reduced |
| Bessemer Group Inc | 2,106 | $306.0K | 0.00% | +197+10.3% | Added |
| Sig Brokerage, LP | 2,102 | $305.8K | 0.09% | +2,102 | New |
| Commerce Bank | 2,101 | $305.6K | 0.00% | +25+1.2% | Added |
| Laird Norton Trust Company, LLC | 2,094 | $304.6K | 0.01% | +108+5.4% | Added |
| J.W. Cole Advisors, Inc. | 2,091 | $304.2K | 0.01% | 00.0% | Unchanged |
| Wedmont Private Capital | 1,941 | $303.6K | 0.01% | +64+3.4% | Added |
| Howard Wealth Management, LLC | 2,081 | $302.7K | 0.13% | 00.0% | Unchanged |
| Perigon Wealth Management, LLC | 2,059 | $299.5K | 0.01% | −231−10.1% | Reduced |
| SRS Capital Advisors, Inc. | 2,033 | $296.9K | 0.01% | +1,535+308.2% | Added |
| Northland Securities, Inc. | 2,000 | $290.9K | 0.28% | 00.0% | Unchanged |
| Kiley Juergens Wealth Management, LLC | 1,998 | $290.6K | 0.05% | +1,998 | New |
| VestGen Advisors, LLC | 1,805 | $290.6K | 0.01% | +1,805 | New |
| Umb Bank N A | 1,992 | $289.8K | 0.00% | +18+0.9% | Added |
| Revisor Wealth Management LLC | 1,988 | $289.2K | 0.08% | −60−2.9% | Reduced |
| Coyle Financial Counsel LLC | 1,975 | $287.3K | 0.06% | +33+1.7% | Added |
| Baird Financial Group, Inc. | 1,940 | $282.2K | 0.00% | +1,940 | New |
| Optas, LLC | 1,928 | $280.4K | 0.04% | 00.0% | Unchanged |
| Citizens Financial Group Inc | 1,911 | $278.0K | 0.00% | +1,911 | New |
| Machina Capital S.A.S. | 1,900 | $276.4K | 0.05% | +1,900 | New |
| OpenArc Corporate Advisory, LLC | 1,898 | $276.1K | 0.00% | +1,898 | New |
| Souders Financial Advisors | 1,885 | $274.2K | 0.03% | −528−21.9% | Reduced |
| Successful Portfolios LLC | 2,000 | $271.0K | 0.15% | 00.0% | Unchanged |
| Waddell & Associates, LLC | 1,832 | $266.5K | 0.02% | +31+1.7% | Added |
| United Capital Financial Advisers, LLC | 1,789 | $260.2K | 0.00% | +1,789 | New |
| FORA Capital, LLC | 1,768 | $257.2K | 0.02% | +1,768 | New |