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ATI (ATI) Institutional Ownership

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$46.95 -0.68 (-1.43%)
As of 02:09 PM Eastern
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Institutional Ownership Changes (13F Filings) for ATI (NYSE:ATI)

Number of
Institutional Buyers
(last 12 months)
239
Total
Institutional Inflows
(last 12 months)
$2.18B
Number of
Institutional Sellers
(last 12 months)
149
Total
Institutional Outflows
(last 12 months)
$1.49B
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ATI Institutional Buying and Selling by Quarter

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ATI Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
4/15/2025 GAMMA Investing LLC3,478$181K0.0%+39.2%0.002%
4/14/2025Yousif Capital Management LLC48,814$2.54M0.0%-9.6%0.035%
4/14/2025Farther Finance Advisors LLC1,316$69K0.0%+418.1%0.001%
4/14/2025UMB Bank n.a.1,579$82K0.0%+86.2%0.001%
4/8/2025 Rhumbline Advisers362,532$18.86M0.0%+19.1%0.257%
4/7/2025 GAMMA Investing LLC180,960$94.15M0.0%+7,141.3%0.128%
3/24/2025Wellington Management Group LLP451,225$24.84M0.0%-19.5%0.317%
3/18/2025California State Teachers Retirement System116,390$6.41M0.0%-1.1%0.082%
2/28/2025Park Square Financial Group LLC1,968$108K0.1%N/A0.001%
2/27/2025Jefferies Financial Group Inc.88,600$4.88M0.0%+777.2%0.062%
2/19/2025Public Employees Retirement System of Ohio43,006$2.37M0.0%-5.3%0.030%
2/18/2025Barrow Hanley Mewhinney & Strauss LLC1,304,155$71.78M0.2%-4.1%0.914%
2/18/2025BRITISH COLUMBIA INVESTMENT MANAGEMENT Corp267,373$14.72M0.1%-40.8%0.187%
2/18/2025Focus Partners Advisor Solutions LLC51,169$2.82M0.0%+1.3%0.036%
2/17/2025UBS AM a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC597,174$32.87M0.0%+2.9%0.419%
2/17/2025Voloridge Investment Management LLC200,982$11.06M0.0%-37.2%0.141%
2/17/2025Worldquant Millennium Advisors LLC4,579$252K0.0%N/A0.003%
2/17/2025Woodline Partners LP991,741$54.59M0.4%+132.0%0.695%
2/17/2025Squarepoint Ops LLC23,520$1.30M0.0%-31.3%0.016%
2/17/2025Two Sigma Investments LP236,950$13.04M0.0%-72.8%0.166%
2/17/2025Tema Etfs LLC77,616$4.27M1.8%N/A0.054%
2/17/2025Sagefield Capital LP40,155$2.21M0.2%N/A0.028%
2/17/2025Sapience Investments LLC50,038$2.75M1.6%-15.5%0.035%
2/17/2025Shay Capital LLC49,000$2.70M0.4%N/A0.034%
2/17/2025SG Capital Management LLC335,080$18.44M1.8%N/A0.235%
2/17/2025Raiffeisen Bank International AG14,000$768K0.0%N/A0.010%
2/17/2025Point72 Asset Management L.P.797,814$43.91M0.1%+39.6%0.559%
2/17/2025Man Group plc86,434$4.76M0.0%-1.1%0.061%
2/17/2025Nuveen Asset Management LLC398,215$21.92M0.0%-42.4%0.279%
2/17/2025NorthRock Partners LLC333,354$18.35M0.6%-17.5%0.234%
2/17/2025Numerai GP LLC6,870$378K0.1%-65.4%0.005%
2/17/2025Maven Securities LTD5,600$308K0.0%-78.3%0.004%
2/17/2025Mountaineer Partners Management LLC182,670$10.05M7.4%+29.9%0.128%
2/17/2025Millennium Management LLC99,937$5.50M0.0%-93.7%0.070%
2/17/2025MIRAE ASSET GLOBAL ETFS HOLDINGS Ltd.955,270$52.58M0.1%+3.7%0.670%
2/17/2025Moore Capital Management LP59,817$3.29M0.0%N/A0.042%
2/17/2025Ionic Capital Management LLC9,200$506K0.1%N/A0.006%
2/17/2025J. Goldman & Co LP265,851$14.63M0.4%N/A0.186%
2/17/2025Jefferies Financial Group Inc.88,600$4.88M0.0%+777.2%0.062%
2/17/2025Hudson Bay Capital Management LP201,613$11.10M0.0%N/A0.141%
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2/17/2025Gotham Asset Management LLC178,422$9.82M0.1%+57.7%0.125%
2/17/2025Ethic Inc.36,212$1.99M0.0%+72.1%0.025%
2/17/2025Frontier Capital Management Co. LLC3,058,551$168.34M1.6%-2.0%2.144%
2/17/2025Deutsche Bank AG127,823$7.04M0.0%-42.0%0.090%
2/17/2025D. E. Shaw & Co. Inc.1,463,613$80.56M0.1%+14.1%1.026%
2/17/2025Diameter Capital Partners LP130,000$7.16M1.1%N/A0.091%
2/17/2025CoreCommodity Management LLC24,999$1.38M0.3%-21.9%0.018%
2/17/2025Crestline Management LP22,100$1.22M0.0%N/A0.015%
2/17/2025Brevan Howard Capital Management LP57,226$3.15M0.0%+26.3%0.040%
2/17/2025Capstone Investment Advisors LLC108,000$5.94M0.0%N/A0.076%
2/17/2025Captrust Financial Advisors5,120$282K0.0%-19.2%0.004%
2/17/2025BW Gestao de Investimentos Ltda.42,000$2.31M0.1%N/A0.029%
2/17/2025Balyasny Asset Management L.P.537,700$29.60M0.0%-40.1%0.377%
2/17/2025Bank of America Corp DE312,354$17.19M0.0%-26.9%0.219%
2/17/2025BNP Paribas Financial Markets10,892$599K0.0%-1.8%0.008%
2/17/2025Ameriprise Financial Inc.3,155,477$173.68M0.0%+0.4%2.212%
2/17/2025Algert Global LLC130,305$7.17M0.2%+79.4%0.091%
2/14/2025Mercer Global Advisors Inc. ADV8,523$469K0.0%+111.3%0.006%
2/14/2025Jane Street Group LLC17,454$961K0.0%-97.1%0.012%
2/14/2025Comerica Bank186,749$10.28M0.0%+49.3%0.131%
2/14/2025Soros Fund Management LLC391,501$21.55M0.3%+98.3%0.274%
2/14/2025PDT Partners LLC85,262$4.69M0.4%-1.4%0.060%
2/14/2025Schonfeld Strategic Advisors LLC75,368$4.15M0.0%-41.1%0.053%
2/14/2025AQR Capital Management LLC278,354$15.32M0.0%+51.1%0.195%
2/14/2025Northern Trust Corp946,671$52.11M0.0%+39.9%0.664%
2/14/2025The Manufacturers Life Insurance Company 28,810$1.59M0.0%+15.4%0.020%
2/14/2025Quarry LP559$31K0.0%-37.1%0.000%
2/14/2025Boothbay Fund Management LLC81,656$4.49M0.1%N/A0.057%
2/14/2025Susquehanna Fundamental Investments LLC153,078$8.43M0.1%N/A0.107%
2/14/2025Hancock Whitney Corp6,632$365K0.0%-56.8%0.005%
2/14/2025Voya Investment Management LLC58,191$3.20M0.0%+22.6%0.041%
2/14/2025Cartenna Capital LP442,746$24.37M1.2%N/A0.310%
2/14/2025Syon Capital LLC4,214$232K0.0%N/A0.003%
2/14/2025Dendur Capital LP3,567,000$196.33M20.3%+601.7%2.501%
2/14/2025Price T Rowe Associates Inc. MD1,128,962$62.14M0.0%+0.5%0.791%
2/14/2025Anomaly Capital Management LP635,876$35.00M1.0%N/A0.446%
2/14/2025Hsbc Holdings PLC23,908$1.32M0.0%-45.4%0.017%
2/14/2025Stifel Financial Corp23,709$1.31M0.0%+4.7%0.017%
2/14/2025State of Tennessee Department of Treasury54,886$3.02M0.0%-6.8%0.038%
2/14/2025Senator Investment Group LP718,556$39.55M1.2%+4.1%0.504%
2/14/2025Tower Research Capital LLC TRC 9,406$518K0.0%-49.8%0.007%
2/14/2025Capital International Inc. CA 549,716$30.26M0.4%+1.4%0.385%
2/14/2025Capital World Investors6,875,576$378.43M0.1%+100.5%4.820%
2/14/2025Dimensional Fund Advisors LP2,557,503$140.77M0.0%+3.3%1.793%
2/14/2025First Trust Advisors LP265,585$14.62M0.0%-24.0%0.186%
2/14/2025Capital Group Private Client Services Inc.349,036$19.21M0.2%-3.0%0.245%
2/14/2025Capital International Investors15,901,561$875.19M0.2%+5.4%11.148%
2/14/2025Capital International Sarl5,435$299K0.0%N/A0.004%
2/14/20251492 Capital Management LLC24,967$1.37M0.7%+47.0%0.018%
2/13/2025CANADA LIFE ASSURANCE Co134,994$7.43M0.0%-7.9%0.095%
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2/13/2025Canada Pension Plan Investment Board202,808$11.16M0.0%+58.2%0.142%
2/13/2025Marshall Wace LLP699,071$38.48M0.0%-15.0%0.490%
2/13/2025Gamco Investors INC. ET AL405,700$22.33M0.2%-0.8%0.284%
2/13/2025Gabelli Funds LLC14,500$798K0.0%N/A0.010%
2/13/2025Bridgewater Associates LP76,732$4.22M0.0%N/A0.054%
2/13/2025AGP Franklin LLC38,294$2.11M1.3%N/A0.027%
2/13/2025Guggenheim Capital LLC31,917$1.76M0.0%+39.9%0.022%
2/13/2025Walleye Capital LLC143,258$7.89M0.0%+592.6%0.100%
2/13/2025Barclays PLC58,959$3.25M0.0%+12.2%0.041%
2/13/2025Keystone Financial Group3,950$217K0.0%+5.3%0.003%
(Data available from 1/1/2016 forward)

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ATI Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of ATI shares?

During the previous two years, 382 institutional investors and hedge funds held shares of ATI. The most heavily invested institutionals were Capital International Investors ($875.19M), Vanguard Group Inc. ($844.06M), Capital World Investors ($378.43M), FMR LLC ($364.47M), State Street Corp ($362.23M), Invesco Ltd. ($258.50M), and Dendur Capital LP ($196.33M).Learn more on ATI's institutional investors.

Which institutional investors have been buying ATI stock?

Of the 320 institutional investors that purchased ATI stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Mountaineer Partners Management LLC ($9.24M), Capital World Investors ($4.32M), Dendur Capital LP ($3.06M), Capital International Investors ($2.85M), Norges Bank ($2.77M), Vanguard Group Inc. ($2.15M), and Point72 Asset Management L.P. ($1.97M).

How much institutional buying is happening at ATI?

Institutional investors have bought a total of 52,076,514 shares in the last 24 months. This purchase volume represents approximately $2.82B in transactions.

Which ATI major shareholders have been selling company stock?

Of the 201 institutional investors that sold ATI stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: Thrivent Financial for Lutherans ($7.91M), FMR LLC ($4.23M), 1832 Asset Management L.P. ($1.54M), Millennium Management LLC ($1.50M), Federated Hermes Inc. ($1.36M), Channing Capital Management LLC ($1.05M), and Victory Capital Management Inc. ($759.20K).

How much institutional selling is happening at ATI?

Institutional investors have sold a total of 32,411,870 shares in the last 24 months. This volume of shares sold represents approximately $1.82B in transactions.


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This page (NYSE:ATI) was last updated on 4/15/2025 by MarketBeat.com Staff
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