Skip to main content

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, Q3 2024

Institutional positions in Ati Inc as of Sep 30, 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
421
+24 vs. Q2 2024
Shares held
132.9M
+16.3M (+14.0%) vs. Q2 2024
Total value
$8.89B
+$2.42B (+37.5%) vs. Q2 2024
New holders
68
135 more added
Sold out
44
157 more reduced

6 institutions that held it in Q2 2024 haven't filed for Q3 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q2 2024: 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.

Institutional holdersQ3 2024: 421 institutions
Q1 2021: 234 institutionsQ2 2021: 237 institutionsQ3 2021: 236 institutionsQ4 2021: 241 institutionsQ1 2022: 284 institutionsQ2 2022: 266 institutionsQ3 2022: 290 institutionsQ4 2022: 304 institutionsQ1 2023: 339 institutionsQ2 2023: 329 institutionsQ3 2023: 338 institutionsQ4 2023: 349 institutionsQ1 2024: 345 institutionsQ2 2024: 403 institutionsQ3 2024: 421 institutionsQ4 2024: 403 institutionsQ1 2025: 426 institutionsQ2 2025: 473 institutionsQ3 2025: 470 institutionsQ4 2025: 570 institutionsQ1 2026: 678 institutionsQ2 2026: 795 institutions
Value heldQ3 2024: $8.89B
Q1 2021: $2.72BQ2 2021: $2.77BQ3 2021: $2.21BQ4 2021: $2.10BQ1 2022: $3.51BQ2 2022: $3.02BQ3 2022: $3.49BQ4 2022: $3.95BQ1 2023: $5.29BQ2 2023: $5.95BQ3 2023: $5.48BQ4 2023: $6.10BQ1 2024: $6.89BQ2 2024: $7.33BQ3 2024: $8.89BQ4 2024: $7.51BQ1 2025: $6.97BQ2 2025: $11.6BQ3 2025: $10.5BQ4 2025: $14.7BQ1 2026: $18.5BQ2 2026: $25.1B
Institutions holding ATI and their total value by quarter
QuarterHoldersValue
Q2 2026795$25.1B
Q1 2026678$18.5B
Q4 2025570$14.7B
Q3 2025470$10.5B
Q2 2025473$11.6B
Q1 2025426$6.97B
Q4 2024403$7.51B
Q3 2024421$8.89B
Q2 2024403$7.33B
Q1 2024345$6.89B
Q4 2023349$6.10B
Q3 2023338$5.48B
Q2 2023329$5.95B
Q1 2023339$5.29B
Q4 2022304$3.95B
Q3 2022290$3.49B
Q2 2022266$3.02B
Q1 2022284$3.51B
Q4 2021241$2.10B
Q3 2021236$2.21B
Q2 2021237$2.77B
Q1 2021234$2.72B

Institutions, Q3 2024

Shares, value and share of portfolio for each institution holding Ati Inc; share changes are against Q2 2024.

Institutions holding ATI in Q3 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Appian Way Asset Management LP127,644$8.54M1.92%−35,138−21.6%Reduced
Comerica Bank125,097$8.37M0.03%−9,120−6.8%Reduced
Raymond James & Associates119,358$7.99M0.00%+73,308+159.2%Added
California State Teachers Retirement System117,704$7.88M0.01%−3,723−3.1%Reduced
Winton Group Ltd116,469$7.79M0.55%+83,984+258.5%Added
Gotham Asset Management, LLC113,143$7.57M0.08%+46,068+68.7%Added
Oberweis Asset Management Inc99,100$6.63M0.34%+10,400+11.7%Added
Alberta Investment Management Corp98,981$6.62M0.06%+21,530+27.8%Added
NBW Capital LLC98,779$6.61M1.25%+31,922+47.7%Added
Thrivent Financial for Lutherans97,741$6.54M0.01%−6,614−6.3%Reduced
Renaissance Technologies LLC88,192$5.90M0.01%−92,000−51.1%Reduced
Man Group plc87,400$5.85M0.02%−24,582−22.0%Reduced
PDT Partners, LLC86,475$5.79M0.51%+991+1.2%Added
The PNC Financial Services Group, Inc.79,984$5.35M0.00%−114−0.1%Reduced
Citigroup Inc79,329$5.31M0.00%−70−0.1%Reduced
Mengis Capital Management, Inc.78,802$5.27M1.04%−1,150−1.4%Reduced
Natixis Advisors, L.P.77,757$5.20M0.01%+12,875+19.8%Added
Advisors Asset Management, Inc.77,022$5.15M0.09%+11,154+16.9%Added
Qube Research & Technologies Ltd72,675$4.86M0.01%−290,146−80.0%Reduced
Algert Global LLC72,632$4.86M0.13%+48,220+197.5%Added
State of Alaska, Department of Revenue71,026$4.75M0.05%−2,221−3.0%Reduced
Teachers Retirement System of the State of Kentucky70,105$4.69M0.04%+7,230+11.5%Added
Pathstone Holdings, LLC67,654$4.53M0.02%−3,831−5.4%Reduced
Illinois Municipal Retirement Fund67,151$4.49M0.06%−6,003−8.2%Reduced
Aquatic Capital Management LLC66,000$4.42M0.12%+51,700+361.5%Added
NEOS Investment Management LLC63,162$4.23M0.13%+23,166+57.9%Added
Knights of Columbus Asset Advisors LLC62,213$4.16M0.28%−61,977−49.9%Reduced
Louisiana State Employees Retirement System60,200$4.03M0.07%−2,400−3.8%Reduced
Intrinsic Edge Capital Management LLC60,000$4.01M0.50%+60,000New
Sapience Investments, LLC59,203$3.96M1.96%−8,786−12.9%Reduced
State of Tennessee, Treasury Department58,860$3.94M0.01%−4,263−6.8%Reduced
Royal Bank of Canada58,504$3.91M0.00%+1,879+3.3%Added
Farmers & Merchants Investments Inc57,110$3.82M0.12%−1,250−2.1%Reduced
State Board of Administration of Florida Retirement System56,580$3.79M0.01%+16,420+40.9%Added
Van Eck Associates Corp59,942$3.77M0.00%−17,741−22.8%Reduced
Janus Henderson Group PLC55,254$3.70M0.00%−4,900−8.1%Reduced
Treasurer of the State of North Carolina53,910$3.61M0.01%+220+0.4%Added
Mutual of America Capital Management LLC53,818$3.60M0.04%−76,011−58.5%Reduced
Barclays PLC52,541$3.52M0.00%+38,395+271.4%Added
Susquehanna International Group, LLP50,738$3.39M0.01%−359,752−87.6%Reduced
Buckingham Strategic Partners50,489$3.38M0.07%−9,899−16.4%Reduced
Register Financial Advisors LLC50,253$3.36M1.73%−100−0.2%Reduced
LPL Financial LLC50,135$3.35M0.00%+2,472+5.2%Added
Maryland State Retirement & Pension System49,073$3.28M0.07%−3,927−7.4%Reduced
Covea Finance49,000$3.28M0.14%00.0%Unchanged
Envestnet Asset Management Inc48,455$3.24M0.00%+6,972+16.8%Added
Yousif Capital Management, LLC48,231$3.23M0.03%−1,661−3.3%Reduced
State of New Jersey Common Pension Fund D48,200$3.23M0.01%−418−0.9%Reduced
ING Groep NV48,000$3.21M0.02%+48,000New
Voya Investment Management LLC47,456$3.18M0.00%−2,789−5.6%Reduced
Catalyst Capital Advisors LLC47,427$3.17M0.07%+47,048+12,413.7%Added
HRT Financial LP47,271$3.16M0.02%−462,094−90.7%Reduced
Graphene Investments SAS47,100$3.15M2.02%+47,100New
Lord, Abbett & Co. LLC46,146$3.09M0.01%+46,146New
Ensign Peak Advisors, Inc45,891$3.07M0.01%00.0%Unchanged
EAM Investors, LLC45,649$3.05M0.46%−23,215−33.7%Reduced
Public Employees Retirement System of Ohio45,395$3.04M0.01%−2,222−4.7%Reduced
Brevan Howard Capital Management LP45,319$3.03M0.15%−2,504−5.2%Reduced
Susquehanna Portfolio Strategies, LLC44,274$2.96M0.20%00.0%Unchanged
Connor, Clark & Lunn Investment Management Ltd.43,591$2.92M0.01%+43,591New
HSBC Holdings PLC43,788$2.91M0.00%−31,199−41.6%Reduced
Los Angeles Capital Management LLC42,529$2.85M0.01%−169,192−79.9%Reduced
Raymond James Financial Services Advisors, Inc.42,385$2.84M0.00%+336+0.8%Added
Insight Wealth Strategies, LLC39,977$2.67M0.35%−5,437−12.0%Reduced
Amalgamated Bank38,952$2.61M0.02%−8,297−17.6%Reduced
Arizona State Retirement System35,833$2.40M0.02%+995+2.9%Added
UBS Group AG35,393$2.37M0.00%+3,466+10.9%Added
CWM, LLC35,174$2.35M0.01%+34,485+5,005.1%Added
Beck Capital Management, LLC34,404$2.30M0.61%+175+0.5%Added
Squarepoint Ops LLC34,217$2.29M0.01%−274,138−88.9%Reduced
Janney Montgomery Scott LLC32,845$2.20M0.01%+27+0.1%Added
CoreCommodity Management, LLC32,018$2.14M0.39%−24,950−43.8%Reduced
ClariVest Asset Management LLC38,420$2.13M0.22%00.0%Unchanged
Y-Intercept (Hong Kong) Ltd30,984$2.07M0.13%−42,940−58.1%Reduced
Waldron Private Wealth LLC29,917$2.00M0.08%+23+0.1%Added
HighTower Advisors, LLC29,482$1.97M0.00%−62−0.2%Reduced
Oregon Public Employees Retirement Fund29,321$1.96M0.04%−900−3.0%Reduced
EFG Asset Management (North America) Corp.28,628$1.92M0.32%+2,064+7.8%Added
Zurcher Kantonalbank (Zurich Cantonalbank)28,482$1.91M0.01%+531+1.9%Added
Creative Planning27,894$1.87M0.00%+3,179+12.9%Added
National Bank of Canada26,900$1.80M0.00%+26,900New
Commonwealth of Pennsylvania Public School Empls Retrmt Sys26,604$1.78M0.01%−211−0.8%Reduced
Verition Fund Management LLC26,360$1.76M0.01%−18,527−41.3%Reduced
Maven Securities LTD25,750$1.72M0.19%+25,750New
Manufacturers Life Insurance Company, The24,966$1.67M0.00%−375−1.5%Reduced
Fruth Investment Management24,200$1.62M0.42%00.0%Unchanged
STRS Ohio23,913$1.60M0.01%+474+2.0%Added
Bank of Nova Scotia23,230$1.55M0.00%+23,230New
Huntington National Bank23,210$1.55M0.01%00.0%Unchanged
Guggenheim Capital LLC22,808$1.53M0.01%+14,782+184.2%Added
Stifel Financial Corp22,634$1.51M0.00%−930−3.9%Reduced
Lido Advisors, LLC22,258$1.49M0.01%+17,940+415.5%Added
Centiva Capital, LP21,939$1.47M0.07%+3,789+20.9%Added
Twinbeech Capital LP21,347$1.43M0.03%−113,369−84.2%Reduced
Amundi22,142$1.42M0.00%+2,780+14.4%Added
Glenmede Trust Co NA21,100$1.41M0.01%+753+3.7%Added
Fox Run Management, L.L.C.21,088$1.41M0.31%+17,386+469.6%Added
Seven Eight Capital, LP20,596$1.38M0.12%+20,596New
Everence Capital Management Inc20,280$1.36M0.09%−1,370−6.3%Reduced
Jade Capital Advisors, LLC20,000$1.34M0.87%+20,000New