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 2024
Institutional positions in Ati Inc as of Mar 31, 2024. 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
- 345
- −3 vs. Q4 2023
- Shares held
- 134.8M
- +1.10M (+0.8%) vs. Q4 2023
- Total value
- $6.89B
- +$806.6M (+13.3%) vs. Q4 2023
- New holders
- 52
- 113 more added
- Sold out
- 55
- 125 more reduced
1 institution that held it in Q4 2023 haven't filed for Q1 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.
Compare with Q4 2023: 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 2024
Shares, value and share of portfolio for each institution holding Ati Inc; share changes are against Q4 2023.
| Institution | Shares | Value | % of portfolio | Change in shares | Action |
|---|---|---|---|---|---|
| Raymond James Financial Services Advisors, Inc. | 39,905 | $2.04M | 0.00% | +2,559+6.9% | Added |
| EFG Asset Management (North America) Corp. | 40,079 | $2.05M | 0.35% | +2,261+6.0% | Added |
| Amalgamated Bank | 40,373 | $2.07M | 0.02% | −14,588−26.5% | Reduced |
| LPL Financial LLC | 40,458 | $2.07M | 0.00% | +335+0.8% | Added |
| Jefferies Financial Group Inc. | 41,700 | $2.13M | 0.04% | +41,700 | New |
| Teachers Retirement System of the State of Kentucky | 42,130 | $2.16M | 0.02% | 00.0% | Unchanged |
| HRT Financial LP | 42,362 | $2.17M | 0.01% | +9,146+27.5% | Added |
| Holocene Advisors, LP | 42,463 | $2.17M | 0.01% | +42,463 | New |
| Capital Fund Management S.A. | 43,329 | $2.22M | 0.03% | +30,557+239.2% | Added |
| Duality Advisers, LP | 44,872 | $2.30M | 0.23% | −11,541−20.5% | Reduced |
| Maryland State Retirement & Pension System | 45,971 | $2.34M | 0.05% | −396−0.9% | Reduced |
| Ensign Peak Advisors, Inc | 45,891 | $2.35M | 0.00% | −2,315−4.8% | Reduced |
| Insight Wealth Strategies, LLC | 46,903 | $2.40M | 0.35% | −20.0% | Reduced |
| Hancock Whitney Corp | 48,026 | $2.46M | 0.08% | −3,736−7.2% | Reduced |
| Bank of Montreal | 50,228 | $2.58M | 0.00% | +7,915+18.7% | Added |
| Royal Bank of Canada | 51,790 | $2.65M | 0.00% | −32,185−38.3% | Reduced |
| CoreCommodity Management, LLC | 55,599 | $2.85M | 1.01% | +8,979+19.3% | Added |
| Citadel Advisors LLC | 56,488 | $2.89M | 0.00% | −203,068−78.2% | Reduced |
| Susquehanna Portfolio Strategies, LLC | 56,578 | $2.90M | 0.07% | −2,978−5.0% | Reduced |
| Capital Group Investment Management Pte. Ltd. | 56,914 | $2.91M | 0.52% | −256,864−81.9% | Reduced |
| Yousif Capital Management, LLC | 57,655 | $2.95M | 0.03% | −6,735−10.5% | Reduced |
| HSBC Holdings PLC | 58,925 | $3.02M | 0.00% | −5,090−8.0% | Reduced |
| Capital Group Private Client Services, Inc. | 59,038 | $3.02M | 0.03% | +59,038 | New |
| Alberta Investment Management Corp | 60,284 | $3.08M | 0.03% | 00.0% | Unchanged |
| Farmers & Merchants Investments Inc | 60,616 | $3.10M | 0.10% | −104−0.2% | Reduced |
| Janus Henderson Group PLC | 60,807 | $3.11M | 0.00% | +10.0% | Added |
| Register Financial Advisors LLC | 61,153 | $3.13M | 1.62% | +900+1.5% | Added |
| Natixis Advisors, L.P. | 62,106 | $3.18M | 0.01% | +23,596+61.3% | Added |
| Louisiana State Employees Retirement System | 63,200 | $3.23M | 0.06% | −600−0.9% | Reduced |
| Buckingham Strategic Partners | 65,330 | $3.34M | 0.10% | +65,330 | New |
| MetLife Investment Management | 66,093 | $3.38M | 0.02% | −1,907−2.8% | Reduced |
| NBW Capital LLC | 67,681 | $3.46M | 0.71% | −28,106−29.3% | Reduced |
| Covea Finance | 68,000 | $3.48M | 0.16% | +2,000+3.0% | Added |
| American International Group, Inc. | 69,528 | $3.56M | 0.01% | −619−0.9% | Reduced |
| Manufacturers Life Insurance Company, The | 69,878 | $3.58M | 0.00% | +5,222+8.1% | Added |
| Pathstone Holdings, LLC | 71,340 | $3.65M | 0.02% | +45,248+173.4% | Added |
| Illinois Municipal Retirement Fund | 72,123 | $3.69M | 0.06% | −11,309−13.6% | Reduced |
| Canada Pension Plan Investment Board | 74,700 | $3.82M | 0.00% | +45,400+154.9% | Added |
| State of New Jersey Common Pension Fund D | 75,109 | $3.84M | 0.01% | 00.0% | Unchanged |
| Advisors Asset Management, Inc. | 75,729 | $3.88M | 0.07% | −5,447−6.7% | Reduced |
| Voya Investment Management LLC | 76,618 | $3.92M | 0.00% | −9,639−11.2% | Reduced |
| State of Alaska, Department of Revenue | 77,718 | $3.98M | 0.05% | −768−1.0% | Reduced |
| Mengis Capital Management, Inc. | 80,402 | $4.11M | 0.63% | +2,650+3.4% | Added |
| Citigroup Inc | 83,218 | $4.26M | 0.00% | −4,673−5.3% | Reduced |
| The PNC Financial Services Group, Inc. | 87,087 | $4.46M | 0.00% | +3,037+3.6% | Added |
| Walleye Capital LLC | 90,681 | $4.64M | 0.05% | +16,833+22.8% | Added |
| Man Group plc | 94,293 | $4.82M | 0.01% | +1,686+1.8% | Added |
| Sapience Investments, LLC | 95,112 | $4.87M | 1.61% | −63,380−40.0% | Reduced |
| Van Eck Associates Corp | 96,403 | $4.93M | 0.01% | −46,647−32.6% | Reduced |
| British Columbia Investment Management Corp | 97,000 | $4.96M | 0.03% | +97,000 | New |
| Jane Street Group, LLC | 106,237 | $5.44M | 0.01% | +26,261+32.8% | Added |
| Hennessy Advisors Inc | 111,200 | $5.69M | 0.24% | +34,000+44.0% | Added |
| Thrivent Financial for Lutherans | 111,228 | $5.69M | 0.01% | −3,331−2.9% | Reduced |
| Texas Permanent School Fund | 111,654 | $5.71M | 0.05% | +1,445+1.3% | Added |
| First Trust Advisors LP | 117,574 | $6.02M | 0.01% | −11,256−8.7% | Reduced |
| Boothbay Fund Management, LLC | 121,793 | $6.23M | 0.18% | +32,046+35.7% | Added |
| Knights of Columbus Asset Advisors LLC | 122,803 | $6.28M | 0.45% | −116,750−48.7% | Reduced |
| Great West Life Assurance Co | 126,978 | $6.50M | 0.01% | +21,887+20.8% | Added |
| California State Teachers Retirement System | 127,762 | $6.54M | 0.01% | −8,370−6.1% | Reduced |
| Barclays PLC | 129,460 | $6.62M | 0.00% | −88,901−40.7% | Reduced |
| Credit Suisse AG | 129,676 | $6.64M | 0.01% | +217+0.2% | Added |
| Renaissance Technologies LLC | 135,592 | $6.94M | 0.01% | +135,592 | New |
| Mutual of America Capital Management LLC | 136,089 | $6.96M | 0.07% | +745+0.6% | Added |
| Comerica Bank | 141,243 | $7.23M | 0.03% | +81,708+137.2% | Added |
| Oberweis Asset Management Inc | 141,900 | $7.26M | 0.53% | +39,400+38.4% | Added |
| BNP Paribas Arbitrage, SA | 142,400 | $7.29M | 0.01% | −70,334−33.1% | Reduced |
| Prudential Financial Inc | 142,745 | $7.30M | 0.01% | −3,792−2.6% | Reduced |
| Qube Research & Technologies Ltd | 148,999 | $7.62M | 0.01% | +68,407+84.9% | Added |
| UBS Group AG | 160,771 | $8.23M | 0.00% | +3,402+2.2% | Added |
| New York State Teachers Retirement System | 168,311 | $8.61M | 0.02% | −7,398−4.2% | Reduced |
| Appian Way Asset Management LP | 172,408 | $8.82M | 2.89% | +63,008+57.6% | Added |
| California Public Employees Retirement System | 174,685 | $8.94M | 0.01% | −81,289−31.8% | Reduced |
| Moody Aldrich Partners LLC | 178,188 | $9.12M | 1.55% | +21,018+13.4% | Added |
| Sasco Capital Inc | 197,381 | $10.1M | 1.35% | −212,175−51.8% | Reduced |
| WS Management LLLP | 200,000 | $10.2M | 0.94% | 00.0% | Unchanged |
| State of Wisconsin Investment Board | 224,447 | $11.5M | 0.03% | +6,683+3.1% | Added |
| Kennedy Capital Management, Inc. | 228,845 | $11.7M | 0.24% | −46,267−16.8% | Reduced |
| Mountaineer Partners Management, LLC | 236,396 | $12.1M | 5.58% | −15,443−6.1% | Reduced |
| Swiss National Bank | 251,900 | $12.9M | 0.01% | −1,600−0.6% | Reduced |
| Public Sector Pension Investment Board | 261,502 | $13.4M | 0.10% | −3,240−1.2% | Reduced |
| Point72 Asset Management, L.P. | 265,858 | $13.6M | 0.04% | −1,273,678−82.7% | Reduced |
| Two Sigma Advisers, LP | 267,098 | $13.7M | 0.03% | +133,900+100.5% | Added |
| Schroder Investment Management Group | 272,151 | $13.9M | 0.02% | +71,879+35.9% | Added |
| Mesirow Institutional Investment Management, Inc. | 279,387 | $14.3M | 1.27% | −23,800−7.8% | Reduced |
| SEI Investments Co | 293,362 | $15.0M | 0.02% | −37,952−11.5% | Reduced |
| Wells Fargo & Company | 299,133 | $15.3M | 0.00% | −1,439−0.5% | Reduced |
| Royce & Associates LP | 311,199 | $15.9M | 0.14% | +8,599+2.8% | Added |
| Senator Investment Group LP | 333,000 | $17.0M | 0.78% | +333,000 | New |
| New York State Common Retirement Fund | 359,388 | $18.4M | 0.02% | +3,147+0.9% | Added |
| Apis Capital Advisors, LLC | 366,200 | $18.7M | 14.22% | −7,600−2.0% | Reduced |
| Rhumbline Advisers | 367,468 | $18.8M | 0.02% | −4,384−1.2% | Reduced |
| Lazard Asset Management LLC | 373,098 | $19.1M | 0.02% | +20,612+5.8% | Added |
| Deutsche Bank AG | 380,762 | $19.5M | 0.01% | −64,699−14.5% | Reduced |
| Legal & General Group Plc | 398,827 | $20.4M | 0.01% | −982−0.2% | Reduced |
| Wellington Management Group LLP | 405,611 | $20.8M | 0.00% | +88,124+27.8% | Added |
| UBS Asset Management Americas Inc | 408,900 | $20.9M | 0.01% | +33,402+8.9% | Added |
| Gamco Investors, Inc. Et Al | 431,442 | $22.1M | 0.22% | −1,700−0.4% | Reduced |
| NorthRock Partners, LLC | 433,284 | $22.2M | 0.85% | +234,398+117.9% | Added |
| Bank of America Corp | 442,575 | $22.6M | 0.00% | +30,337+7.4% | Added |
| JPMorgan Chase & Co | 443,903 | $22.7M | 0.00% | +81,313+22.4% | Added |