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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 2024

Institutional positions in Ati Inc as of Jun 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
403
+60 vs. Q1 2024
Shares held
132.2M
−2.52M (−1.9%) vs. Q1 2024
Total value
$7.33B
+$449.0M (+6.5%) vs. Q1 2024
New holders
87
123 more added
Sold out
27
150 more reduced

2 institutions that held it in Q1 2024 haven't filed for Q2 2024 yet. Not filing isn't selling, so they aren't counted as sold out or in the changes above.

Compare with Q1 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 holdersQ2 2024: 403 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 heldQ2 2024: $7.33B
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, Q2 2024

Shares, value and share of portfolio for each institution holding Ati Inc; share changes are against Q1 2024.

Institutions holding ATI in Q2 2024
InstitutionSharesValue% of portfolioChange in sharesAction
Man Group plc111,982$6.21M0.02%+17,689+18.8%Added
Canada Pension Plan Investment Board111,100$6.16M0.01%+36,400+48.7%Added
Paloma Partners Management Co108,437$6.01M0.52%+108,437New
Thrivent Financial for Lutherans104,355$5.79M0.01%−6,873−6.2%Reduced
First Trust Advisors LP100,751$5.59M0.01%−16,823−14.3%Reduced
WS Management LLLP100,000$5.54M0.52%−100,000−50.0%Reduced
Apis Capital Advisors, LLC94,000$5.21M3.85%−272,200−74.3%Reduced
Engineers Gate Manager LP89,468$4.96M0.11%+89,468New
Oberweis Asset Management Inc88,700$4.92M0.30%−53,200−37.5%Reduced
PDT Partners, LLC85,484$4.74M0.45%+50,274+142.8%Added
Tower Research Capital LLC (TRC)80,505$4.46M0.08%+73,076+983.7%Added
The PNC Financial Services Group, Inc.80,098$4.44M0.00%−6,989−8.0%Reduced
Mengis Capital Management, Inc.79,952$4.43M0.90%−450−0.6%Reduced
Citigroup Inc79,399$4.40M0.00%−3,819−4.6%Reduced
Van Eck Associates Corp77,683$4.31M0.01%−18,720−19.4%Reduced
Alberta Investment Management Corp77,451$4.29M0.05%+17,167+28.5%Added
HSBC Holdings PLC74,987$4.22M0.00%+16,062+27.3%Added
Y-Intercept (Hong Kong) Ltd73,924$4.10M0.22%+73,924New
State of Alaska, Department of Revenue73,247$4.06M0.05%−4,471−5.8%Reduced
Illinois Municipal Retirement Fund73,154$4.06M0.06%+1,031+1.4%Added
Pathstone Holdings, LLC71,485$3.96M0.02%+145+0.2%Added
BNP Paribas Arbitrage, SA70,129$3.89M0.00%−72,271−50.8%Reduced
EAM Investors, LLC68,864$3.82M0.62%+68,864New
Sapience Investments, LLC67,989$3.77M1.93%−27,123−28.5%Reduced
Gotham Asset Management, LLC67,075$3.72M0.05%+60,830+974.1%Added
NBW Capital LLC66,857$3.71M0.73%−824−1.2%Reduced
Advisors Asset Management, Inc.65,868$3.65M0.07%−9,861−13.0%Reduced
Natixis Advisors, L.P.64,882$3.60M0.01%+2,776+4.5%Added
State of Tennessee, Treasury Department63,123$3.50M0.01%+27,923+79.3%Added
Teachers Retirement System of the State of Kentucky62,875$3.49M0.03%+20,745+49.2%Added
Louisiana State Employees Retirement System62,600$3.47M0.07%−600−0.9%Reduced
Buckingham Strategic Partners60,388$3.35M0.09%−4,942−7.6%Reduced
Janus Henderson Group PLC60,154$3.34M0.00%−653−1.1%Reduced
Farmers & Merchants Investments Inc58,360$3.24M0.11%−2,256−3.7%Reduced
CoreCommodity Management, LLC56,968$3.16M1.22%+1,369+2.5%Added
Royal Bank of Canada56,625$3.14M0.00%+4,835+9.3%Added
Treasurer of the State of North Carolina53,690$2.98M0.01%+53,690New
Maryland State Retirement & Pension System53,000$2.94M0.05%+7,029+15.3%Added
Marshall Wace, LLP51,408$2.85M0.00%+41,367+412.0%Added
Register Financial Advisors LLC50,353$2.79M1.41%−10,800−17.7%Reduced
Voya Investment Management LLC50,245$2.79M0.00%−26,373−34.4%Reduced
Yousif Capital Management, LLC49,892$2.77M0.03%−7,763−13.5%Reduced
Covea Finance49,000$2.72M0.12%−19,000−27.9%Reduced
State of New Jersey Common Pension Fund D48,618$2.70M0.01%−26,491−35.3%Reduced
Brevan Howard Capital Management LP47,823$2.65M0.17%+47,823New
LPL Financial LLC47,663$2.64M0.00%+7,205+17.8%Added
Public Employees Retirement System of Ohio47,617$2.64M0.01%+47,052+8,327.8%Added
Jefferies Financial Group Inc.47,400$2.63M0.05%+5,700+13.7%Added
Amalgamated Bank47,249$2.62M0.02%+6,876+17.0%Added
Hancock Whitney Corp47,158$2.61M0.09%−868−1.8%Reduced
Raymond James & Associates46,050$2.55M0.00%+35,048+318.6%Added
Ensign Peak Advisors, Inc45,891$2.54M0.00%00.0%Unchanged
Point72 (DIFC) Ltd45,885$2.54M0.23%+45,885New
Insight Wealth Strategies, LLC45,414$2.52M0.36%−1,489−3.2%Reduced
Verition Fund Management LLC44,887$2.49M0.02%+31,587+237.5%Added
Susquehanna Portfolio Strategies, LLC44,274$2.45M0.10%−12,304−21.7%Reduced
Raymond James Financial Services Advisors, Inc.42,049$2.33M0.00%+2,144+5.4%Added
Envestnet Asset Management Inc41,483$2.30M0.00%+5,398+15.0%Added
Magnetar Financial LLC41,033$2.28M0.05%+41,033New
Concentric Capital Strategies, LP40,630$2.25M0.14%+15,134+59.4%Added
State Board of Administration of Florida Retirement System40,160$2.23M0.00%−1,098−2.7%Reduced
NEOS Investment Management LLC39,996$2.22M0.09%+29,502+281.1%Added
ClariVest Asset Management LLC38,420$2.13M0.22%+5,873+18.0%Added
Capital Fund Management S.A.35,688$1.98M0.02%−7,641−17.6%Reduced
Susquehanna Fundamental Investments, LLC35,608$1.97M0.05%+20,700+138.9%Added
Arizona State Retirement System34,838$1.93M0.01%−223−0.6%Reduced
Beck Capital Management, LLC34,229$1.90M0.52%+262+0.8%Added
Janney Montgomery Scott LLC32,818$1.82M0.01%+5,345+19.5%Added
Mirabella Financial Services LLP32,624$1.81M0.13%+32,624New
Winton Group Ltd32,485$1.80M0.12%+18,842+138.1%Added
UBS Group AG31,927$1.77M0.00%−128,844−80.1%Reduced
XTX Topco Ltd31,590$1.75M0.15%+31,590New
Scientech Research LLC30,505$1.69M0.35%+30,505New
Oregon Public Employees Retirement Fund30,221$1.68M0.03%−3,940−11.5%Reduced
Waldron Private Wealth LLC29,894$1.66M0.07%00.0%Unchanged
HighTower Advisors, LLC29,544$1.63M0.00%+201+0.7%Added
Zurcher Kantonalbank (Zurich Cantonalbank)27,951$1.55M0.01%+1,028+3.8%Added
SG Americas Securities, LLC27,450$1.52M0.01%+18,381+202.7%Added
Intech Investment Management LLC27,040$1.50M0.02%+27,040New
Commonwealth of Pennsylvania Public School Empls Retrmt Sys26,815$1.49M0.01%−736−2.7%Reduced
Lighthouse Investment Partners, LLC26,776$1.48M0.08%+26,776New
UniSuper Management Pty Ltd26,737$1.48M0.01%+800+3.1%Added
EFG Asset Management (North America) Corp.26,564$1.47M0.26%−13,515−33.7%Reduced
Manufacturers Life Insurance Company, The25,341$1.41M0.00%−44,537−63.7%Reduced
CI Private Wealth, LLC25,238$1.40M0.00%−19−0.1%Reduced
Shay Capital LLC25,072$1.39M0.39%+18,572+285.7%Added
Creative Planning24,715$1.37M0.00%+5,705+30.0%Added
Sciencast Management LP24,465$1.36M0.47%+24,465New
Algert Global LLC24,412$1.35M0.05%+18,972+348.8%Added
Fruth Investment Management24,200$1.34M0.36%−500−2.0%Reduced
Tudor Investment Corp Et Al23,617$1.31M0.01%+8,822+59.6%Added
Stifel Financial Corp23,564$1.31M0.00%+110.0%Added
STRS Ohio23,439$1.30M0.01%+9,839+72.3%Added
Everence Capital Management Inc21,650$1.29M0.09%00.0%Unchanged
Huntington National Bank23,210$1.29M0.01%−464−2.0%Reduced
Teza Capital Management LLC23,176$1.29M0.16%+6,150+36.1%Added
Advisory Services Network, LLC23,026$1.28M0.03%+150+0.7%Added
Pearl River Capital, LLC22,480$1.25M0.20%+16,525+277.5%Added
Mirae Asset Global Investments Co., Ltd.21,636$1.22M0.01%−876,323−97.6%Reduced
Ethic Inc.21,780$1.21M0.03%+736+3.5%Added