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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 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.

Institutional holdersQ2 2025: 473 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 2025: $11.6B
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 2025

Shares, value and share of portfolio for each institution holding Ati Inc; share changes are against Q1 2025.

Institutions holding ATI in Q2 2025
InstitutionSharesValue% of portfolioChange in sharesAction
Financiere des Professionnels - Fonds d,investissement inc.5,036$434.8K0.03%+5,036New
Steward Partners Investment Advisory, LLC4,797$414.2K0.00%−587−10.9%Reduced
Harbour Investments, Inc.4,707$406.4K0.01%00.0%Unchanged
Hennion & Walsh Asset Management, Inc.4,668$403.0K0.02%+4,668New
Fifth Third Wealth Advisors LLC4,645$401.0K0.02%+12+0.3%Added
Toroso Investments, LLC4,506$389.0K0.00%+4,506New
CWM Advisors, LLC4,505$389.0K0.04%−2,136−32.2%Reduced
Sequoia Financial Advisors, LLC4,322$373.2K0.00%+144+3.4%Added
US Bancorp4,291$370.5K0.00%−1,668−28.0%Reduced
Concurrent Investment Advisors, LLC4,200$362.6K0.01%00.0%Unchanged
Mayflower Financial Advisors, LLC4,051$349.8K0.05%+4,051New
ESL Trust Services, LLC4,000$345.4K0.07%00.0%Unchanged
CIBC Asset Management Inc3,981$343.7K0.00%00.0%Unchanged
Forum Financial Management, LP3,918$338.3K0.01%+9+0.2%Added
Counterpoint Mutual Funds LLC3,915$338.0K0.03%+3,915New
KBC Group NV3,872$334.0K0.00%−1,907−33.0%Reduced
Aristeia Capital LLC3,863$333.5K0.01%−6,157−61.4%Reduced
Bayforest Capital Ltd3,858$333.1K0.15%−2,969−43.5%Reduced
Cetera Investment Advisers3,758$324.5K0.00%+3,758New
Boothbay Fund Management, LLC3,734$322.4K0.01%−13,062−77.8%Reduced
Lido Advisors, LLC3,683$318.0K0.00%−20,111−84.5%Reduced
M&T Bank Corp3,681$317.4K0.00%+3,681New
Swiss Life Asset Management Ltd3,651$315.2K0.00%+3,651New
Graham Capital Management, L.P.3,645$314.7K0.01%+3,645New
Blair William & Co3,587$309.7K0.00%+3,587New
Oarsman Capital, Inc.3,570$308.2K0.05%+3,570New
Captrust Financial Advisors3,534$305.1K0.00%−1,110−23.9%Reduced
Savant Capital, LLC3,492$301.5K0.00%+3,492New
Ballentine Partners, LLC3,461$298.8K0.00%+3,461New
Tower Research Capital LLC (TRC)3,444$297.4K0.01%−2,378−40.8%Reduced
Freemont Management S.A.3,400$293.6K0.05%+800+30.8%Added
Darden Wealth Group Inc3,400$293.6K0.18%+3,400New
Private Advisor Group, LLC3,390$292.7K0.00%+3,390New
Meiji Yasuda Asset Management Co Ltd.3,383$292.1K0.01%+3,383New
Transcend Wealth Collective, LLC3,373$291.2K0.02%−4,413−56.7%Reduced
Vident Advisory, LLC3,333$287.8K0.00%−5,004−60.0%Reduced
RSM US Wealth Management LLC3,296$284.6K0.00%−1,796−35.3%Reduced
Apollon Wealth Management, LLC3,290$284.1K0.01%+3,290New
Profund Advisors LLC3,268$282.2K0.01%+3,268New
Cerity Partners LLC3,247$280.3K0.00%−6,306−66.0%Reduced
Pensionmark Financial Group, LLC3,140$271.1K0.01%+3,140New
GAMMA Investing LLC2,999$258.9K0.02%−479−13.8%Reduced
Accel Wealth Management2,994$258.5K0.09%+2,994New
EverSource Wealth Advisors, LLC2,970$256.4K0.01%+1,429+92.7%Added
Avantax Advisory Services, Inc.2,944$254.2K0.00%+2,944New
Shell Asset Management Co2,886$249.0K0.01%+603+26.4%Added
Vontobel Holding Ltd.2,876$248.3K0.00%−1,600−35.7%Reduced
Semanteon Capital Management, LP2,874$248.1K0.37%+2,874New
111 Capital2,858$246.8K0.04%+2,858New
Keystone Financial Group2,850$246.1K0.02%+2,850New
Banco Bilbao Vizcaya Argentaria, S.A.2,797$243.8K0.00%−1,636−36.9%Reduced
Operose Advisors LLC2,794$241.2K0.07%00.0%Unchanged
Juncture Wealth Strategies, LLC2,784$240.4K0.09%+2,784New
Parsonex Advisory Services, Inc.2,651$228.9K0.19%+2,651New
Revisor Wealth Management LLC2,521$222.0K0.08%+2,521New
Motiv8 Investments LLC2,550$220.2K0.13%+2,550New
Old National Bancorp2,516$217.2K0.00%+2,516New
Axq Capital, LP2,506$216.4K0.07%−10,133−80.2%Reduced
Associated Banc-Corp2,500$215.8K0.01%+2,500New
IMS Capital Management2,500$215.8K0.10%+2,500New
DDFG, Inc2,498$215.7K0.05%+2,498New
Johnson Investment Counsel Inc2,474$213.6K0.00%+2,474New
Syon Capital LLC2,462$212.6K0.01%+2,462New
Sig Brokerage, LP2,453$211.8K0.06%−2,283−48.2%Reduced
Peapack Gladstone Financial Corp2,430$210.0K0.00%+2,430New
Park Square Financial Group, LLC1,968$169.9K0.12%00.0%Unchanged
Quarry LP1,872$161.6K0.04%+102+5.8%Added
Bessemer Group Inc1,813$157.0K0.00%+1,151+173.9%Added
Umb Bank N A1,771$152.9K0.00%+192+12.2%Added
Skopos Labs, Inc.1,749$151.0K0.02%+1,467+520.2%Added
Versant Capital Management, Inc1,567$135.3K0.02%−68−4.2%Reduced
Cape Investment Advisory, Inc.1,518$131.1K0.05%+1,518New
Parallel Advisors, LLC1,506$130.0K0.00%+586+63.7%Added
Danske Bank A/S1,500$129.5K0.00%+1,500New
BNP PARIBAS ASSET MANAGEMENT Holding S.A.1,473$127.0K0.00%+1,473New
Farther Finance Advisors, LLC1,459$126.0K0.00%+143+10.9%Added
Ameritas Advisory Services, LLC1,369$118.2K0.01%+1,369New
JFS Wealth Advisors, LLC1,333$115.1K0.01%−2−0.1%Reduced
Fifth Third Bancorp1,252$108.1K0.00%+128+11.4%Added
Capital Analysts, LLC1,013$87.0K0.00%00.0%Unchanged
Smartleaf Asset Management LLC972$84.4K0.01%−1,222−55.7%Reduced
MAI Capital Management869$75.0K0.00%+242+38.6%Added
GWM Advisors LLC863$74.5K0.00%+863New
CWM, LLC816$70.0K0.00%−591−42.0%Reduced
CIBC Private Wealth Group, LLC770$66.5K0.00%+84+12.2%Added
Nomura Asset Management Co Ltd720$62.2K0.00%+260+56.5%Added
Activest Wealth Management709$61.2K0.01%+9+1.3%Added
Johnson Financial Group, Inc.700$60.4K0.00%00.0%Unchanged
WPG Advisers, LLC553$47.7K0.04%+2+0.4%Added
Cedar Mountain Advisors, LLC535$46.2K0.01%00.0%Unchanged
WFA Asset Management Corp800$44.4K0.03%00.0%Unchanged
Hemington Wealth Management479$41.0K0.01%+19+4.1%Added
Clearstead Advisors, LLC416$35.9K0.00%+156+60.0%Added
Assetmark, Inc407$35.1K0.00%+47+13.1%Added
Massmutual Trust Co FSB386$33.3K0.00%+171+79.5%Added
Signaturefd, LLC381$32.9K0.00%+206+117.7%Added
Mitsubishi UFJ Kokusai Asset Management Co., Ltd.369$31.9K0.00%00.0%Unchanged
Allworth Financial LP354$30.6K0.00%+19+5.7%Added
Leonteq Securities AG329$28.4K0.00%−220−40.1%Reduced
Ci Investments Inc.328$28.0K0.00%−28−7.9%Reduced