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 |
|---|---|---|---|---|---|
| Vestcor Inc | 5,330 | $1.05M | 0.03% | 00.0% | Unchanged |
| Gateway Investment Advisers LLC | 5,320 | $1.05M | 0.01% | +2,042+62.3% | Added |
| Vident Advisory, LLC | 5,316 | $1.05M | 0.01% | +811+18.0% | Added |
| PFG Advisors | 5,122 | $1.01M | 0.05% | +398+8.4% | Added |
| Rockefeller Capital Management L.P. | 5,064 | $998.1K | 0.00% | −2,134−29.6% | Reduced |
| Jones Road Capital Management, L.P. | 5,000 | $985.5K | 5.37% | −5,000−50.0% | Reduced |
| HB Wealth Management, LLC | 4,979 | $981.4K | 0.01% | +861+20.9% | Added |
| Y.D. More Investments Ltd | 4,973 | $980.2K | 0.03% | +248+5.2% | Added |
| Sigma Planning Corp | 4,934 | $972.5K | 0.02% | −5,583−53.1% | Reduced |
| Rothschild Investment LLC | 4,919 | $969.5K | 0.04% | +3,202+186.5% | Added |
| Fifth Third Wealth Advisors LLC | 4,914 | $968.5K | 0.03% | −27−0.5% | Reduced |
| Everence Capital Management Inc | 4,865 | $959.0K | 0.05% | 00.0% | Unchanged |
| Castleark Management LLC | 4,830 | $952.0K | 0.03% | +4,830 | New |
| Chilton Investment Co LLC | 4,814 | $948.8K | 0.02% | +2,345+95.0% | Added |
| GAMMA Investing LLC | 4,793 | $944.7K | 0.04% | +895+23.0% | Added |
| AlphaGrep UK Ltd | 4,725 | $931.3K | 0.28% | +4,725 | New |
| Coldstream Capital Management Inc | 4,722 | $930.7K | 0.01% | −181−3.7% | Reduced |
| Mayflower Financial Advisors, LLC | 4,573 | $901.4K | 0.08% | −402−8.1% | Reduced |
| Confluence Wealth Services, Inc. | 4,572 | $901.1K | 0.03% | −285−5.9% | Reduced |
| Illinois Municipal Retirement Fund | 4,498 | $886.6K | 0.01% | −3,103−40.8% | Reduced |
| Emerald Investment Advisers, LLC | 4,468 | $880.6K | 0.06% | +1,537+52.4% | Added |
| Shelton Capital Management | 4,398 | $866.8K | 0.02% | −86−1.9% | Reduced |
| Farther Finance Advisors, LLC | 4,349 | $857.2K | 0.01% | +547+14.4% | Added |
| Sheets Smith Wealth Management | 4,349 | $857.2K | 0.09% | 00.0% | Unchanged |
| Kestra Advisory Services, LLC | 4,348 | $857.0K | 0.00% | +1,526+54.1% | Added |
| KBC Group NV | 4,340 | $855.0K | 0.00% | 00.0% | Unchanged |
| Stephens Inc | 4,258 | $839.3K | 0.01% | +1,991+87.8% | Added |
| CIBC Asset Management Inc | 4,248 | $837.3K | 0.00% | 00.0% | Unchanged |
| Atom Investors LP | 4,185 | $824.9K | 0.07% | −5,577−57.1% | Reduced |
| Fieldview Capital Management, LLC | 4,149 | $817.8K | 0.23% | +2,538+157.5% | Added |
| Hunter Associates Investment Management LLC | 4,050 | $800.0K | 0.09% | −100−2.4% | Reduced |
| Chesapeake Capital Corp | 4,049 | $798.1K | 0.43% | +255+6.7% | Added |
| North Dakota State Investment Board | 4,006 | $789.6K | 0.03% | +68+1.7% | Added |
| ESL Trust Services, LLC | 4,000 | $788.4K | 0.13% | 00.0% | Unchanged |
| Prospera Financial Services Inc | 3,992 | $786.8K | 0.01% | +704+21.4% | Added |
| Global Retirement Partners, LLC | 3,989 | $786.2K | 0.01% | +3,989 | New |
| NewEdge Wealth, LLC | 3,985 | $785.4K | 0.01% | +1,128+39.5% | Added |
| Callan Family Office, LLC | 3,926 | $773.8K | 0.02% | +173+4.6% | Added |
| Harbour Investments, Inc. | 3,921 | $772.8K | 0.01% | −341−8.0% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 3,888 | $766.3K | 0.00% | −242−5.9% | Reduced |
| Nykredit A/S | 3,855 | $759.8K | 0.00% | +3,855 | New |
| Basepoint Wealth LLC | 3,821 | $753.1K | 0.43% | −1,593−29.4% | Reduced |
| Ballentine Partners, LLC | 3,708 | $730.8K | 0.01% | +101+2.8% | Added |
| Krilogy Financial LLC | 3,701 | $729.5K | 0.02% | +191+5.4% | Added |
| Sivia Capital Partners, LLC | 3,517 | $693.2K | 0.08% | 00.0% | Unchanged |
| Buckingham Strategic Partners | 3,438 | $677.6K | 0.01% | −31,773−90.2% | Reduced |
| XTX Topco Ltd | 3,432 | $676.4K | 0.01% | −57,815−94.4% | Reduced |
| Truvestments Capital LLC | 3,427 | $675.5K | 0.10% | +1,085+46.3% | Added |
| Vise Technologies, Inc. | 3,406 | $671.3K | 0.01% | +634+22.9% | Added |
| MAI Capital Management | 3,359 | $662.1K | 0.00% | +2,421+258.1% | Added |
| Pensionmark Financial Group, LLC | 4,223 | $657.5K | 0.01% | +440+11.6% | Added |
| Davenport & Co LLC | 3,306 | $651.7K | 0.00% | +716+27.6% | Added |
| Shay Capital LLC | 3,250 | $640.6K | 0.07% | +650+25.0% | Added |
| Private Advisor Group, LLC | 3,249 | $640.4K | 0.00% | +827+34.1% | Added |
| RSM US Wealth Management LLC | 3,230 | $636.6K | 0.01% | −680−17.4% | Reduced |
| Atomi Financial Group, Inc. | 3,166 | $624.0K | 0.02% | +788+33.1% | Added |
| Meiji Yasuda Asset Management Co Ltd. | 3,159 | $622.6K | 0.03% | +30+1.0% | Added |
| Profund Advisors LLC | 3,099 | $610.8K | 0.02% | −298−8.8% | Reduced |
| Bull Harbor Capital LLC | 3,062 | $603.5K | 0.12% | +376+14.0% | Added |
| Vinva Investment Management Ltd | 2,098 | $602.8K | 0.00% | −3,499−62.5% | Reduced |
| Chicago Partners Investment Group LLC | 2,976 | $594.7K | 0.01% | +942+46.3% | Added |
| Gallo Partners, LP | 2,974 | $586.2K | 1.30% | −6,668−69.2% | Reduced |
| J.W. Cole Advisors, Inc. | 2,956 | $582.6K | 0.01% | +865+41.4% | Added |
| Caisse des Depots Et Consignations | 2,953 | $582.0K | 0.01% | +2,953 | New |
| Michael B. Yongue | 2,950 | $581.4K | 0.41% | −120−3.9% | Reduced |
| TD Private Client Wealth LLC | 2,944 | $580.3K | 0.01% | +1,227+71.5% | Added |
| National Bank of Canada | 2,925 | $577.6K | 0.00% | +2,925 | New |
| Eurizon Capital SGR S.p.A. | 2,906 | $574.1K | 0.00% | −777−21.1% | Reduced |
| AE Wealth Management LLC | 3,107 | $573.6K | 0.00% | +758+32.3% | Added |
| Thurston, Springer, Miller, Herd & Titak, Inc. | 2,886 | $568.8K | 0.21% | +2,886 | New |
| Oarsman Capital, Inc. | 2,870 | $565.7K | 0.06% | 00.0% | Unchanged |
| Allworth Financial LP | 2,840 | $559.8K | 0.00% | +385+15.7% | Added |
| Trust Co of Oklahoma | 2,820 | $555.8K | 0.14% | −191−6.3% | Reduced |
| NorthCrest Asset Manangement, LLC | 2,935 | $552.8K | 0.01% | +495+20.3% | Added |
| Portside Wealth Group, LLC | 2,787 | $549.3K | 0.06% | +2,787 | New |
| Financiere des Professionnels - Fonds d,investissement inc. | 2,744 | $540.8K | 0.03% | −2,292−45.5% | Reduced |
| OpenArc Corporate Advisory, LLC | 2,722 | $536.5K | 0.01% | +824+43.4% | Added |
| Crestwood Advisors Group LLC | 2,721 | $536.3K | 0.01% | −2,951−52.0% | 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 |
| Two Sigma Securities, LLC | 2,646 | $521.5K | 0.04% | −1,828−40.9% | Reduced |
| Savant Capital, LLC | 2,641 | $520.6K | 0.00% | +89+3.5% | Added |
| Cordatus Wealth Management LLC | 2,634 | $519.1K | 0.11% | −2−0.1% | Reduced |
| BNP PARIBAS ASSET MANAGEMENT Holding S.A. | 2,623 | $517.0K | 0.00% | +78+3.1% | Added |
| ZWJ Investment Counsel Inc | 2,621 | $516.6K | 0.02% | +2,621 | New |
| Caerus Investment Advisors, LLC | 2,616 | $515.6K | 0.17% | +146+5.9% | Added |
| Verition Fund Management LLC | 2,577 | $507.9K | 0.00% | −36,565−93.4% | Reduced |
| Johnson Investment Counsel Inc | 2,574 | $507.3K | 0.00% | 00.0% | Unchanged |
| EverSource Wealth Advisors, LLC | 2,557 | $504.0K | 0.02% | −1,199−31.9% | Reduced |
| Waddell & Associates, LLC | 2,552 | $503.0K | 0.02% | +720+39.3% | Added |
| Bannerstone Capital Management, LLC | 2,550 | $502.6K | 0.42% | +2,550 | New |
| Associated Banc-Corp | 2,528 | $498.3K | 0.01% | +28+1.1% | Added |
| Old National Bancorp | 2,516 | $495.9K | 0.01% | 00.0% | Unchanged |
| Himension Fund | 2,502 | $493.1K | 0.03% | +2,502 | New |
| Cannon Global Investment Management, LLC | 2,500 | $492.8K | 1.48% | +2,500 | New |
| DDFG, Inc | 2,498 | $492.4K | 0.10% | 00.0% | Unchanged |
| Dynasty Wealth Management, LLC | 2,492 | $491.2K | 0.00% | +2,492 | New |
| Juncture Wealth Strategies, LLC | 2,487 | $490.2K | 0.13% | 00.0% | Unchanged |
| TD Waterhouse Canada Inc. | 2,515 | $483.0K | 0.00% | −5,127−67.1% | Reduced |
| Keystone Financial Group | 2,450 | $482.9K | 0.03% | −440−15.2% | Reduced |