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 2025
Institutional positions in Ati Inc as of Jun 30, 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
- 473
- +52 vs. Q1 2025
- Shares held
- 134.0M
- −2.19K (0.0%) vs. Q1 2025
- Total value
- $11.6B
- +$4.59B (+65.9%) vs. Q1 2025
- New holders
- 112
- 124 more added
- Sold out
- 60
- 187 more reduced
5 institutions that held it in Q1 2025 haven't filed for Q2 2025 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q1 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, Q2 2025
Shares, value and share of portfolio for each institution holding Ati Inc; share changes are against Q1 2025.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Fragasso Group Inc. | 7,330 | $632.9K | 0.04% | +7+0.1% | Added |
| Utah Retirement Systems | 7,393 | $638.3K | 0.01% | +793+12.0% | Added |
| LMR Partners LLP | 7,409 | $639.7K | 0.01% | +7,409 | New |
| First Business Financial Services, Inc. | 7,484 | $646.2K | 0.06% | −4,255−36.2% | Reduced |
| Man Group plc | 7,512 | $648.6K | 0.00% | −439−5.5% | Reduced |
| Numerai GP LLC | 7,609 | $657.0K | 0.09% | +7,609 | New |
| Bridgefront Capital, LLC | 7,754 | $669.5K | 0.18% | +717+10.2% | Added |
| CCG Wealth Management, LLC | 7,787 | $672.3K | 0.35% | +8+0.1% | Added |
| Catalyst Funds Management Pty Ltd | 7,928 | $684.5K | 0.19% | −17,752−69.1% | Reduced |
| Everence Capital Management Inc | 8,120 | $701.0K | 0.05% | 00.0% | Unchanged |
| Crossmark Global Holdings, Inc. | 8,147 | $703.4K | 0.01% | +1,037+14.6% | Added |
| Oxford Asset Management LLP | 8,421 | $727.1K | 0.24% | +3,534+72.3% | Added |
| Ethic Inc. | 8,528 | $740.2K | 0.01% | −17,109−66.7% | Reduced |
| D.A. Davidson & Co. | 8,662 | $747.9K | 0.01% | −25−0.3% | Reduced |
| Weinberger Asset Management, Inc | 8,800 | $759.8K | 0.29% | 00.0% | Unchanged |
| Cambridge Investment Research Advisors, Inc. | 8,893 | $768.0K | 0.00% | +8,893 | New |
| Mercer Global Advisors Inc | 9,215 | $795.7K | 0.00% | +1,849+25.1% | Added |
| Sterling Capital Management LLC | 9,309 | $803.7K | 0.01% | +2,450+35.7% | Added |
| Waldron Private Wealth LLC | 9,503 | $820.5K | 0.04% | −2,950−23.7% | Reduced |
| Virginia Retirement Systems Et Al | 9,678 | $835.6K | 0.01% | −4,100−29.8% | Reduced |
| Capital International Sarl | 10,087 | $870.9K | 0.02% | 00.0% | Unchanged |
| Keybank National Association | 10,143 | $875.7K | 0.00% | −152−1.5% | Reduced |
| Friedenthal Financial | 10,509 | $907.3K | 0.50% | +10,509 | New |
| Mariner, LLC | 10,691 | $923.1K | 0.00% | −3,596−25.2% | Reduced |
| Securian Asset Management, Inc | 10,733 | $926.7K | 0.03% | −100−0.9% | Reduced |
| Mirae Asset Global Investments Co., Ltd. | 11,443 | $988.0K | 0.00% | 00.0% | Unchanged |
| Sagefield Capital LP | 11,642 | $1.01M | 0.14% | −53,243−82.1% | Reduced |
| Thoroughbred Financial Services, LLC | 11,673 | $1.01M | 0.07% | +11,673 | New |
| Quantinno Capital Management LP | 11,775 | $1.02M | 0.00% | +4,282+57.1% | Added |
| JustInvest LLC | 11,778 | $1.02M | 0.01% | +6,581+126.6% | Added |
| RMB Capital Management, LLC | 11,816 | $1.02M | 0.02% | +11,816 | New |
| Farmers & Merchants Trust Co of Long Beach | 11,831 | $1.02M | 0.22% | +40.0% | Added |
| Jones Financial Companies LLLP | 12,211 | $1.06M | 0.00% | +954+8.5% | Added |
| Madison Asset Management, LLC | 12,500 | $1.08M | 0.01% | +12,500 | New |
| Scientech Research LLC | 12,543 | $1.08M | 0.26% | +12,543 | New |
| Occudo Quantitative Strategies LP | 12,771 | $1.10M | 0.12% | +12,771 | New |
| Nisa Investment Advisors, LLC | 12,927 | $1.12M | 0.01% | −4,334−25.1% | Reduced |
| Worldquant Millennium Advisors LLC | 13,001 | $1.12M | 0.01% | +3,800+41.3% | Added |
| Public Employees Retirement Association of Colorado | 13,019 | $1.12M | 0.00% | 00.0% | Unchanged |
| FourThought Financial Partners, LLC | 13,082 | $1.13M | 0.11% | −1,118−7.9% | Reduced |
| Raiffeisen Bank International AG | 14,000 | $1.16M | 0.02% | 00.0% | Unchanged |
| Aigen Investment Management, LP | 14,119 | $1.22M | 0.17% | +14,119 | New |
| HRT Financial LP | 14,269 | $1.23M | 0.01% | −296,217−95.4% | Reduced |
| Gabelli Funds LLC | 14,500 | $1.25M | 0.01% | 00.0% | Unchanged |
| Commonwealth Equity Services, LLC | 14,507 | $1.25M | 0.00% | −1,414−8.9% | Reduced |
| Assenagon Asset Management S.A. | 14,513 | $1.25M | 0.00% | +14,513 | New |
| Fruth Investment Management | 14,550 | $1.26M | 0.34% | 00.0% | Unchanged |
| Aquatic Capital Management LLC | 14,628 | $1.26M | 0.03% | −21,863−59.9% | Reduced |
| Pier 88 Investment Partners LLC | 14,992 | $1.29M | 0.24% | +2,810+23.1% | Added |
| STRS Ohio | 15,203 | $1.31M | 0.00% | −2,815−15.6% | Reduced |
| Knights of Columbus Asset Advisors LLC | 15,349 | $1.33M | 0.08% | −46,925−75.4% | Reduced |
| Entropy Technologies, LP | 15,567 | $1.34M | 0.11% | −1,450−8.5% | Reduced |
| Sheets Smith Investment Management | 15,727 | $1.36M | 1.19% | +15,727 | New |
| Advisory Services Network, LLC | 17,668 | $1.36M | 0.02% | −3,879−18.0% | Reduced |
| Xponance, Inc. | 15,745 | $1.36M | 0.01% | +166+1.1% | Added |
| Susquehanna International Group, LLP | 15,821 | $1.37M | 0.00% | −24,598−60.9% | Reduced |
| State of Alaska, Department of Revenue | 15,855 | $1.37M | 0.01% | −860−5.1% | Reduced |
| Quadrant Capital Group LLC | 16,011 | $1.38M | 0.05% | −847−5.0% | Reduced |
| NVWM, LLC | 16,350 | $1.41M | 0.34% | −115−0.7% | Reduced |
| Wealth Enhancement Advisory Services, LLC | 16,256 | $1.41M | 0.00% | −153−0.9% | Reduced |
| Sciencast Management LP | 16,596 | $1.43M | 0.30% | +16,596 | New |
| Crestwood Advisors Group LLC | 17,052 | $1.47M | 0.03% | −999−5.5% | Reduced |
| Northwestern Mutual Wealth Management Co | 17,585 | $1.52M | 0.00% | −1,158−6.2% | Reduced |
| Paradigm Capital Management Inc | 18,000 | $1.55M | 0.08% | 00.0% | Unchanged |
| Virtu Financial LLC | 18,107 | $1.56M | 0.08% | +18,107 | New |
| OP Asset Management Ltd | 18,251 | $1.58M | 0.02% | −25,907−58.7% | Reduced |
| Penserra Capital Management LLC | 18,685 | $1.61M | 0.02% | +18,685 | New |
| Quadrature Capital Ltd | 19,219 | $1.66M | 0.03% | +19,219 | New |
| Hantz Financial Services, Inc. | 19,433 | $1.68M | 0.03% | +6,041+45.1% | Added |
| 1492 Capital Management LLC | 19,754 | $1.71M | 0.79% | −31,278−61.3% | Reduced |
| Campbell & CO Investment Adviser LLC | 19,944 | $1.72M | 0.11% | +19,944 | New |
| Advisor Group Holdings, Inc. | 21,305 | $1.84M | 0.00% | +9,634+82.5% | Added |
| Oak Thistle LLC | 21,327 | $1.84M | 0.27% | +21,327 | New |
| Jackson Creek Investment Advisors LLC | 21,468 | $1.85M | 0.50% | −4,222−16.4% | Reduced |
| Pictet Asset Management Holding SA | 21,970 | $1.90M | 0.00% | −310−1.4% | Reduced |
| Quantbot Technologies LP | 22,127 | $1.91M | 0.05% | +22,127 | New |
| Creative Planning | 22,658 | $1.96M | 0.00% | −1,195−5.0% | Reduced |
| Centiva Capital, LP | 22,954 | $1.98M | 0.13% | −10,679−31.8% | Reduced |
| Huntington National Bank | 23,250 | $2.01M | 0.01% | −42−0.2% | Reduced |
| Victory Capital Management Inc | 23,383 | $2.02M | 0.00% | −7,969−25.4% | Reduced |
| SG Americas Securities, LLC | 23,636 | $2.04M | 0.01% | +160+0.7% | Added |
| HighTower Advisors, LLC | 24,112 | $2.08M | 0.00% | −2,244−8.5% | Reduced |
| Universal- Beteiligungs- und Servicegesellschaft mbH | 25,369 | $2.19M | 0.00% | −7,789−23.5% | Reduced |
| Intech Investment Management LLC | 26,500 | $2.29M | 0.02% | −31,958−54.7% | Reduced |
| Ameritas Investment Partners, Inc. | 27,620 | $2.38M | 0.08% | −676−2.4% | Reduced |
| New Mexico Educational Retirement Board | 28,800 | $2.49M | 0.08% | 00.0% | Unchanged |
| Oregon Public Employees Retirement Fund | 28,863 | $2.49M | 0.04% | +963+3.5% | Added |
| KLP Kapitalforvaltning AS | 29,000 | $2.50M | 0.01% | +1,400+5.1% | Added |
| Janney Montgomery Scott LLC | 30,405 | $2.63M | 0.01% | −1,828−5.7% | Reduced |
| Capstone Investment Advisors, LLC | 31,000 | $2.68M | 0.02% | +31,000 | New |
| Envestnet Portfolio Solutions, Inc. | 31,150 | $2.69M | 0.01% | +3,098+11.0% | Added |
| Northwestern Mutual Investment Management Company, LLC | 31,496 | $2.72M | 0.04% | −220−0.7% | Reduced |
| Teacher Retirement System of Texas | 31,931 | $2.76M | 0.01% | +8,041+33.7% | Added |
| Bank of Montreal | 33,648 | $2.91M | 0.00% | −2,376−6.6% | Reduced |
| ExodusPoint Capital Management, LP | 33,821 | $2.92M | 0.04% | −229,057−87.1% | Reduced |
| State of Michigan Retirement System | 33,900 | $2.93M | 0.02% | −200−0.6% | Reduced |
| Sapience Investments, LLC | 34,043 | $2.94M | 1.96% | −12,144−26.3% | Reduced |
| Nebula Research & Development LLC | 34,259 | $2.96M | 0.25% | +18,479+117.1% | Added |
| Los Angeles Capital Management LLC | 35,789 | $3.09M | 0.01% | +35,789 | New |
| Register Financial Advisors LLC | 35,853 | $3.10M | 1.35% | −15,400−30.0% | Reduced |