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 2022
Institutional positions in Ati Inc as of Mar 31, 2022. 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
- 284
- +44 vs. Q4 2021
- Shares held
- 130.6M
- −1.23M (−0.9%) vs. Q4 2021
- Total value
- $3.51B
- +$1.41B (+67.0%) vs. Q4 2021
- New holders
- 69
- 76 more added
- Sold out
- 25
- 106 more reduced
1 institution that held it in Q4 2021 haven't filed for Q1 2022 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2021: 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 2022
Shares, value and share of portfolio for each institution holding Ati Inc; share changes are against Q4 2021.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Los Angeles Capital Management LLC | 74,367 | $2.00M | 0.01% | +74,367 | New |
| Prelude Capital Management, LLC | 73,279 | $1.97M | 0.09% | +43,152+143.2% | Added |
| American International Group, Inc. | 72,971 | $1.96M | 0.01% | −4,479−5.8% | Reduced |
| Renaissance Technologies LLC | 71,792 | $1.93M | 0.00% | −270,600−79.0% | Reduced |
| Mengis Capital Management, Inc. | 70,354 | $1.89M | 0.36% | +350+0.5% | Added |
| Louisiana State Employees Retirement System | 61,900 | $1.85M | 0.04% | +300+0.5% | Added |
| MetLife Investment Management | 68,697 | $1.84M | 0.01% | +28,376+70.4% | Added |
| Pearl River Capital, LLC | 65,044 | $1.75M | 0.48% | +65,044 | New |
| Amalgamated Bank | 60,032 | $1.61M | 0.01% | −3,582−5.6% | Reduced |
| Amalgamated Financial Corp. | 60,032 | $1.61M | 0.01% | +60,032 | New |
| EAM Investors, LLC | 59,842 | $1.61M | 0.30% | +59,842 | New |
| Engineers Gate Manager LP | 57,752 | $1.55M | 0.06% | −63,200−52.3% | Reduced |
| SEI Investments Co | 56,982 | $1.53M | 0.00% | +44,270+348.3% | Added |
| Weiss Multi-Strategy Advisers LLC | 56,383 | $1.51M | 0.04% | +56,383 | New |
| Ensign Peak Advisors, Inc | 55,966 | $1.50M | 0.00% | 00.0% | Unchanged |
| Capital Fund Management S.A. | 55,912 | $1.50M | 0.04% | +55,912 | New |
| Royal Bank of Canada | 54,607 | $1.47M | 0.00% | +23,375+74.8% | Added |
| Verition Fund Management LLC | 54,400 | $1.46M | 0.03% | +34,974+180.0% | Added |
| Trexquant Investment LP | 54,321 | $1.46M | 0.07% | +54,321 | New |
| Price T Rowe Associates Inc | 53,691 | $1.44M | 0.00% | +7,620+16.5% | Added |
| Manufacturers Life Insurance Company, The | 52,200 | $1.40M | 0.00% | −12,921−19.8% | Reduced |
| State Board of Administration of Florida Retirement System | 51,838 | $1.39M | 0.00% | −3,040−5.5% | Reduced |
| Maryland State Retirement & Pension System | 51,027 | $1.37M | 0.04% | +647+1.3% | Added |
| State of Tennessee, Treasury Department | 48,149 | $1.29M | 0.00% | +7,297+17.9% | Added |
| Advisor Group Holdings, Inc. | 48,227 | $1.29M | 0.00% | +40,029+488.3% | Added |
| Oregon Public Employees Retirement Fund | 47,903 | $1.29M | 0.01% | −1,000−2.0% | Reduced |
| Twinbeech Capital LP | 47,118 | $1.26M | 0.06% | +9,994+26.9% | Added |
| AlphaCrest Capital Management LLC | 44,250 | $1.19M | 0.07% | +8,550+23.9% | Added |
| Simplex Trading, LLC | 43,167 | $1.16M | 0.04% | +43,167 | New |
| Bayesian Capital Management, LP | 41,343 | $1.11M | 0.17% | +41,343 | New |
| Oarsman Capital, Inc. | 41,300 | $1.11M | 0.43% | −39,020−48.6% | Reduced |
| Sciencast Management LP | 39,283 | $1.08M | 0.25% | +39,283 | New |
| Virtue Capital Management, LLC | 40,151 | $1.08M | 0.17% | +40,151 | New |
| Walleye Trading LLC | 38,954 | $1.05M | 0.02% | +38,954 | New |
| Teachers Retirement System of the State of Kentucky | 36,935 | $991.0K | 0.01% | 00.0% | Unchanged |
| CoreCommodity Management, LLC | 35,743 | $959.0K | 0.21% | −369−1.0% | Reduced |
| Stifel Financial Corp | 35,636 | $956.0K | 0.00% | +6,169+20.9% | Added |
| Allspring Global Investments Holdings, LLC | 35,145 | $943.0K | 0.00% | +353+1.0% | Added |
| Arizona State Retirement System | 34,397 | $923.0K | 0.01% | +149+0.4% | Added |
| ExodusPoint Capital Management, LP | 34,393 | $923.0K | 0.01% | +34,393 | New |
| Centiva Capital, LP | 33,742 | $906.0K | 0.05% | +33,742 | New |
| American Century Companies Inc | 32,583 | $875.0K | 0.00% | −4,466−12.1% | Reduced |
| Squarepoint Ops LLC | 32,168 | $863.0K | 0.01% | −410,020−92.7% | Reduced |
| D.A. Davidson & Co. | 31,195 | $837.0K | 0.01% | −5,900−15.9% | Reduced |
| Gsa Capital Partners LLP | 30,919 | $830.0K | 0.11% | −28,791−48.2% | Reduced |
| Advisory Services Network, LLC | 30,571 | $821.0K | 0.02% | +154+0.5% | Added |
| Boothbay Fund Management, LLC | 28,512 | $765.0K | 0.02% | +28,512 | New |
| ProShare Advisors LLC | 28,324 | $760.0K | 0.00% | −3,513−11.0% | Reduced |
| First Eagle Investment Management, LLC | 27,298 | $733.0K | 0.00% | −48,042−63.8% | Reduced |
| Victory Capital Management Inc | 26,246 | $713.0K | 0.00% | +11,992+84.1% | Added |
| Teacher Retirement System of Texas | 26,215 | $704.0K | 0.00% | +1,755+7.2% | Added |
| Graham Capital Management, L.P. | 25,876 | $694.0K | 0.03% | +25,876 | New |
| Janus Henderson Group PLC | 25,749 | $691.0K | 0.00% | +30.0% | Added |
| Fruth Investment Management | 25,400 | $681.0K | 0.19% | −100−0.4% | Reduced |
| Guggenheim Capital LLC | 24,876 | $668.0K | 0.00% | +3,689+17.4% | Added |
| Quantamental Technologies LLC | 24,864 | $667.0K | 0.38% | +24,864 | New |
| Paloma Partners Management Co | 24,203 | $650.0K | 0.05% | −16,946−41.2% | Reduced |
| Rafferty Asset Management, LLC | 23,549 | $632.0K | 0.00% | +13,442+133.0% | Added |
| Range Financial Group LLC | 21,892 | $588.0K | 0.38% | +21,892 | New |
| Natixis Advisors, L.P. | 21,227 | $570.0K | 0.00% | +21,227 | New |
| Old National Bancorp | 21,195 | $569.0K | 0.02% | 00.0% | Unchanged |
| Dynamic Technology Lab Private Ltd | 19,858 | $533.0K | 0.06% | +19,858 | New |
| CIBC Asset Management Inc | 19,802 | $531.0K | 0.00% | +8,500+75.2% | Added |
| Public Employees Retirement Association of Colorado | 18,936 | $508.0K | 0.00% | 00.0% | Unchanged |
| Quadrature Capital Ltd | 18,785 | $504.0K | 0.02% | +7,780+70.7% | Added |
| Mutual of America Capital Management LLC | 18,336 | $492.0K | 0.01% | +951+5.5% | Added |
| LPL Financial LLC | 18,217 | $489.0K | 0.00% | +2,244+14.0% | Added |
| RMB Capital Management, LLC | 17,706 | $475.0K | 0.02% | 00.0% | Unchanged |
| Oliver Luxxe Assets LLC | 17,615 | $473.0K | 0.12% | +17,615 | New |
| Brasada Capital Management, LP | 17,500 | $470.0K | 0.09% | +17,500 | New |
| Zurcher Kantonalbank (Zurich Cantonalbank) | 17,046 | $458.0K | 0.00% | −167−1.0% | Reduced |
| ARK Investment Management LLCSuperinvestorARK Invest | 16,821 | $451.0K | 0.00% | −9,983−37.2% | Reduced |
| Lazard Asset Management LLC | 16,789 | $450.0K | 0.00% | +15,413+1,120.1% | Added |
| Algert Global LLC | 16,087 | $432.0K | 0.03% | +16,087 | New |
| Paradigm Capital Management Inc | 15,750 | $423.0K | 0.02% | 00.0% | Unchanged |
| Prescott Group Capital Management, L.L.C. | 15,000 | $403.0K | 0.10% | +15,000 | New |
| Northwestern Mutual Wealth Management Co | 14,642 | $393.0K | 0.00% | −153−1.0% | Reduced |
| Profund Advisors LLC | 14,505 | $389.0K | 0.02% | +1,407+10.7% | Added |
| First Business Financial Services, Inc. | 14,325 | $384.0K | 0.04% | 00.0% | Unchanged |
| SG Americas Securities, LLC | 14,011 | $376.0K | 0.00% | −97,080−87.4% | Reduced |
| American Trust | 13,828 | $371.0K | 0.02% | −185−1.3% | Reduced |
| Moody National Bank Trust Division | 13,334 | $358.0K | 0.01% | −19−0.1% | Reduced |
| Everence Capital Management Inc | 13,280 | $356.0K | 0.03% | +13,280 | New |
| Financial Architects, Inc | 12,725 | $342.0K | 0.05% | +12,725 | New |
| Group One Trading, L.P. | 12,666 | $340.0K | 0.01% | −11,516−47.6% | Reduced |
| FORA Capital, LLC | 12,032 | $331.0K | 0.06% | +12,032 | New |
| Crossmark Global Holdings, Inc. | 12,020 | $323.0K | 0.01% | −410−3.3% | Reduced |
| Bessemer Group Inc | 11,360 | $305.0K | 0.00% | −13,285−53.9% | Reduced |
| Raymond James Financial Services Advisors, Inc. | 11,299 | $303.0K | 0.00% | −2,879−20.3% | Reduced |
| Atom Investors LP | 11,190 | $300.0K | 0.14% | +11,190 | New |
| Susquehanna International Group, LLP | 10,363 | $278.0K | 0.00% | −100,659−90.7% | Reduced |
| Advisors Capital Management, LLC | 10,357 | $278.0K | 0.01% | −3,000−22.5% | Reduced |
| Wealthcare Advisory Partners LLC | 10,227 | $274.0K | 0.02% | +209+2.1% | Added |
| HighTower Advisors, LLC | 9,840 | $263.0K | 0.00% | +9,840 | New |
| Ameritas Investment Partners, Inc. | 9,766 | $262.0K | 0.01% | 00.0% | Unchanged |
| Blueshift Asset Management, LLC | 9,410 | $253.0K | 0.02% | +9,410 | New |
| Basepoint Wealth LLC | 9,405 | $252.4K | 0.23% | −667−6.6% | Reduced |
| Public Employees Retirement System of Ohio | 9,407 | $252.0K | 0.00% | −841−8.2% | Reduced |
| Commonwealth Equity Services, LLC | 9,269 | $248.0K | 0.00% | −1,048−10.2% | Reduced |
| CCG Wealth Management, LLC | 9,208 | $247.0K | 0.12% | −2,386−20.6% | Reduced |