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 2026
Institutional positions in Ati Inc as of Jun 30, 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
- 795
- +124 vs. Q1 2026
- Shares held
- 127.6M
- +300.1K (+0.2%) vs. Q1 2026
- Total value
- $25.1B
- +$6.58B (+35.6%) vs. Q1 2026
- New holders
- 178
- 306 more added
- Sold out
- 54
- 222 more reduced
7 institutions that held it in Q1 2026 haven't filed for Q2 2026 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 2026: 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 2026
Shares, value and share of portfolio for each institution holding Ati Inc; share changes are against Q1 2026.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Cannon Global Investment Management, LLC | 2,500 | $492.8K | 1.48% | +2,500 | New |
| Himension Fund | 2,502 | $493.1K | 0.03% | +2,502 | New |
| Old National Bancorp | 2,516 | $495.9K | 0.01% | 00.0% | Unchanged |
| Associated Banc-Corp | 2,528 | $498.3K | 0.01% | +28+1.1% | Added |
| Bannerstone Capital Management, LLC | 2,550 | $502.6K | 0.42% | +2,550 | New |
| Waddell & Associates, LLC | 2,552 | $503.0K | 0.02% | +720+39.3% | Added |
| EverSource Wealth Advisors, LLC | 2,557 | $504.0K | 0.02% | −1,199−31.9% | Reduced |
| Johnson Investment Counsel Inc | 2,574 | $507.3K | 0.00% | 00.0% | Unchanged |
| Verition Fund Management LLC | 2,577 | $507.9K | 0.00% | −36,565−93.4% | Reduced |
| Caerus Investment Advisors, LLC | 2,616 | $515.6K | 0.17% | +146+5.9% | Added |
| ZWJ Investment Counsel Inc | 2,621 | $516.6K | 0.02% | +2,621 | New |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 2,623 | $517.0K | 0.00% | +78+3.1% | Added |
| Cordatus Wealth Management LLC | 2,634 | $519.1K | 0.11% | −2−0.1% | Reduced |
| Savant Capital, LLC | 2,641 | $520.6K | 0.00% | +89+3.5% | Added |
| Two Sigma Securities, LLC | 2,646 | $521.5K | 0.04% | −1,828−40.9% | Reduced |
| Vontobel Holding Ltd. | 2,699 | $532.0K | 0.00% | −397−12.8% | Reduced |
| Accel Wealth Management | 2,699 | $532.0K | 0.12% | −50−1.8% | Reduced |
| Crestwood Advisors Group LLC | 2,721 | $536.3K | 0.01% | −2,951−52.0% | Reduced |
| OpenArc Corporate Advisory, LLC | 2,722 | $536.5K | 0.01% | +824+43.4% | Added |
| Financiere des Professionnels - Fonds d,investissement inc. | 2,744 | $540.8K | 0.03% | −2,292−45.5% | Reduced |
| Portside Wealth Group, LLC | 2,787 | $549.3K | 0.06% | +2,787 | New |
| NorthCrest Asset Manangement, LLC | 2,935 | $552.8K | 0.01% | +495+20.3% | Added |
| Trust Co of Oklahoma | 2,820 | $555.8K | 0.14% | −191−6.3% | Reduced |
| Allworth Financial LP | 2,840 | $559.8K | 0.00% | +385+15.7% | Added |
| Oarsman Capital, Inc. | 2,870 | $565.7K | 0.06% | 00.0% | Unchanged |
| Thurston, Springer, Miller, Herd & Titak, Inc. | 2,886 | $568.8K | 0.21% | +2,886 | New |
| AE Wealth Management LLC | 3,107 | $573.6K | 0.00% | +758+32.3% | Added |
| Eurizon Capital SGR S.p.A. | 2,906 | $574.1K | 0.00% | −777−21.1% | Reduced |
| National Bank of Canada | 2,925 | $577.6K | 0.00% | +2,925 | New |
| TD Private Client Wealth LLC | 2,944 | $580.3K | 0.01% | +1,227+71.5% | Added |
| Michael B. Yongue | 2,950 | $581.4K | 0.41% | −120−3.9% | Reduced |
| Caisse des Depots Et Consignations | 2,953 | $582.0K | 0.01% | +2,953 | New |
| J.W. Cole Advisors, Inc. | 2,956 | $582.6K | 0.01% | +865+41.4% | Added |
| Gallo Partners, LP | 2,974 | $586.2K | 1.30% | −6,668−69.2% | Reduced |
| Chicago Partners Investment Group LLC | 2,976 | $594.7K | 0.01% | +942+46.3% | Added |
| Vinva Investment Management Ltd | 2,098 | $602.8K | 0.00% | −3,499−62.5% | Reduced |
| Bull Harbor Capital LLC | 3,062 | $603.5K | 0.12% | +376+14.0% | Added |
| Profund Advisors LLC | 3,099 | $610.8K | 0.02% | −298−8.8% | Reduced |
| Meiji Yasuda Asset Management Co Ltd. | 3,159 | $622.6K | 0.03% | +30+1.0% | Added |
| Atomi Financial Group, Inc. | 3,166 | $624.0K | 0.02% | +788+33.1% | Added |
| RSM US Wealth Management LLC | 3,230 | $636.6K | 0.01% | −680−17.4% | Reduced |
| Private Advisor Group, LLC | 3,249 | $640.4K | 0.00% | +827+34.1% | Added |
| Shay Capital LLC | 3,250 | $640.6K | 0.07% | +650+25.0% | Added |
| Davenport & Co LLC | 3,306 | $651.7K | 0.00% | +716+27.6% | Added |
| Pensionmark Financial Group, LLC | 4,223 | $657.5K | 0.01% | +440+11.6% | Added |
| MAI Capital Management | 3,359 | $662.1K | 0.00% | +2,421+258.1% | Added |
| Vise Technologies, Inc. | 3,406 | $671.3K | 0.01% | +634+22.9% | Added |
| Truvestments Capital LLC | 3,427 | $675.5K | 0.10% | +1,085+46.3% | Added |
| XTX Topco Ltd | 3,432 | $676.4K | 0.01% | −57,815−94.4% | Reduced |
| Buckingham Strategic Partners | 3,438 | $677.6K | 0.01% | −31,773−90.2% | Reduced |
| Sivia Capital Partners, LLC | 3,517 | $693.2K | 0.08% | 00.0% | Unchanged |
| Krilogy Financial LLC | 3,701 | $729.5K | 0.02% | +191+5.4% | Added |
| Ballentine Partners, LLC | 3,708 | $730.8K | 0.01% | +101+2.8% | Added |
| Basepoint Wealth LLC | 3,821 | $753.1K | 0.43% | −1,593−29.4% | Reduced |
| Nykredit A/S | 3,855 | $759.8K | 0.00% | +3,855 | New |
| Mirae Asset Global Investments Co., Ltd. | 3,888 | $766.3K | 0.00% | −242−5.9% | Reduced |
| Harbour Investments, Inc. | 3,921 | $772.8K | 0.01% | −341−8.0% | Reduced |
| Callan Family Office, LLC | 3,926 | $773.8K | 0.02% | +173+4.6% | Added |
| NewEdge Wealth, LLC | 3,985 | $785.4K | 0.01% | +1,128+39.5% | Added |
| Global Retirement Partners, LLC | 3,989 | $786.2K | 0.01% | +3,989 | New |
| Prospera Financial Services Inc | 3,992 | $786.8K | 0.01% | +704+21.4% | Added |
| ESL Trust Services, LLC | 4,000 | $788.4K | 0.13% | 00.0% | Unchanged |
| North Dakota State Investment Board | 4,006 | $789.6K | 0.03% | +68+1.7% | Added |
| Chesapeake Capital Corp | 4,049 | $798.1K | 0.43% | +255+6.7% | Added |
| Hunter Associates Investment Management LLC | 4,050 | $800.0K | 0.09% | −100−2.4% | Reduced |
| Fieldview Capital Management, LLC | 4,149 | $817.8K | 0.23% | +2,538+157.5% | Added |
| Atom Investors LP | 4,185 | $824.9K | 0.07% | −5,577−57.1% | Reduced |
| CIBC Asset Management Inc | 4,248 | $837.3K | 0.00% | 00.0% | Unchanged |
| Stephens Inc | 4,258 | $839.3K | 0.01% | +1,991+87.8% | Added |
| KBC Group NV | 4,340 | $855.0K | 0.00% | 00.0% | Unchanged |
| Kestra Advisory Services, LLC | 4,348 | $857.0K | 0.00% | +1,526+54.1% | Added |
| Sheets Smith Wealth Management | 4,349 | $857.2K | 0.09% | 00.0% | Unchanged |
| Farther Finance Advisors, LLC | 4,349 | $857.2K | 0.01% | +547+14.4% | Added |
| Shelton Capital Management | 4,398 | $866.8K | 0.02% | −86−1.9% | Reduced |
| Emerald Investment Advisers, LLC | 4,468 | $880.6K | 0.06% | +1,537+52.4% | Added |
| Illinois Municipal Retirement Fund | 4,498 | $886.6K | 0.01% | −3,103−40.8% | Reduced |
| Confluence Wealth Services, Inc. | 4,572 | $901.1K | 0.03% | −285−5.9% | Reduced |
| Mayflower Financial Advisors, LLC | 4,573 | $901.4K | 0.08% | −402−8.1% | Reduced |
| Coldstream Capital Management Inc | 4,722 | $930.7K | 0.01% | −181−3.7% | Reduced |
| AlphaGrep UK Ltd | 4,725 | $931.3K | 0.28% | +4,725 | New |
| GAMMA Investing LLC | 4,793 | $944.7K | 0.04% | +895+23.0% | Added |
| Chilton Investment Co LLC | 4,814 | $948.8K | 0.02% | +2,345+95.0% | Added |
| Castleark Management LLC | 4,830 | $952.0K | 0.03% | +4,830 | New |
| Everence Capital Management Inc | 4,865 | $959.0K | 0.05% | 00.0% | Unchanged |
| Fifth Third Wealth Advisors LLC | 4,914 | $968.5K | 0.03% | −27−0.5% | Reduced |
| Rothschild Investment LLC | 4,919 | $969.5K | 0.04% | +3,202+186.5% | Added |
| Sigma Planning Corp | 4,934 | $972.5K | 0.02% | −5,583−53.1% | Reduced |
| Y.D. More Investments Ltd | 4,973 | $980.2K | 0.03% | +248+5.2% | Added |
| HB Wealth Management, LLC | 4,979 | $981.4K | 0.01% | +861+20.9% | Added |
| Jones Road Capital Management, L.P. | 5,000 | $985.5K | 5.37% | −5,000−50.0% | Reduced |
| Rockefeller Capital Management L.P. | 5,064 | $998.1K | 0.00% | −2,134−29.6% | Reduced |
| PFG Advisors | 5,122 | $1.01M | 0.05% | +398+8.4% | Added |
| Vident Advisory, LLC | 5,316 | $1.05M | 0.01% | +811+18.0% | Added |
| Gateway Investment Advisers LLC | 5,320 | $1.05M | 0.01% | +2,042+62.3% | Added |
| Vestcor Inc | 5,330 | $1.05M | 0.03% | 00.0% | Unchanged |
| Oakmont Investment Advisors, Inc. | 5,371 | $1.06M | 0.73% | +167+3.2% | Added |
| ProShare Advisors LLC | 5,383 | $1.06M | 0.00% | −65−1.2% | Reduced |
| Apollon Wealth Management, LLC | 5,390 | $1.06M | 0.01% | +1,755+48.3% | Added |
| US Bancorp | 5,589 | $1.10M | 0.00% | +856+18.1% | Added |
| Capula Management Ltd | 5,600 | $1.10M | 0.00% | +5,600 | New |