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Affiliated Managers Group (AMG) Institutional Ownership

Affiliated Managers Group logo
$219.41 +5.39 (+2.52%)
Closing price 08/12/2025 03:59 PM Eastern
Extended Trading
$219.69 +0.28 (+0.13%)
As of 08/12/2025 07:44 PM Eastern
Extended trading is trading that happens on electronic markets outside of regular trading hours. This is a fair market value extended hours price provided by Polygon.io. Learn more.

Institutional Ownership Changes (13F Filings) for Affiliated Managers Group (NYSE:AMG)

Current
Institutional Ownership
Percentage
95.30%
Number of
Institutional Buyers
(last 12 months)
231
Total
Institutional Inflows
(last 12 months)
$954.16M
Number of
Institutional Sellers
(last 12 months)
204
Total
Institutional Outflows
(last 12 months)
$664.84M
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AMG Institutional Buying and Selling by Quarter

Affiliated Managers Group Major Shareholders & Ownership History

Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
8/12/2025 Boston Partners1,133,127$223.01M0.2%-1.9%3.986%
8/12/2025North Star Asset Management Inc.102,081$20.09M0.8%-0.1%0.359%
8/12/2025XTX Topco Ltd12,013$2.36M0.1%-18.3%0.042%
8/12/2025Ameritas Investment Partners Inc.5,520$1.09M0.0%-4.1%0.019%
8/12/2025Prudential Financial Inc.3,256$615K0.0%+10.0%0.011%
8/12/2025American Century Companies Inc.8,552$1.68M0.0%+1.2%0.030%
8/12/2025Rhumbline Advisers78,601$15.47M0.0%-4.0%0.276%
8/12/2025AlphaCore Capital LLC248$49K0.0%N/A0.001%
8/12/2025Franklin Resources Inc.35,877$7.06M0.0%-32.1%0.126%
8/12/2025Legal & General Group Plc48,220$9.49M0.0%-0.7%0.170%
8/12/2025Brandywine Global Investment Management LLC75,336$14.82M0.1%-1.3%0.265%
8/12/2025Hillsdale Investment Management Inc.3,140$618K0.0%-1.6%0.011%
8/12/2025JPMorgan Chase & Co.138,865$27.33M0.0%-5.3%0.488%
8/12/2025Entropy Technologies LP4,987$981K0.1%N/A0.018%
8/12/2025Magnetar Financial LLC1,448$285K0.0%N/A0.005%
8/12/2025Swiss National Bank55,000$10.82M0.0%-6.1%0.193%
8/12/2025Handelsbanken Fonder AB7,600$1.50M0.0%-5.0%0.027%
8/11/2025 EMC Capital Management1,061$209K0.1%-10.8%0.004%
8/11/2025 Traub Capital Management LLC4,775$940K0.9%N/A0.017%
8/11/2025 LSV Asset Management476,224$93.71M0.2%+1.7%1.675%
8/11/2025 Dorsey & Whitney Trust CO LLC1,419$279K0.0%-10.0%0.005%
8/8/2025 Ontario Teachers Pension Plan Board2,139$421K0.0%+58.1%0.008%
8/8/2025 Intech Investment Management LLC12,441$2.45M0.0%+15.9%0.044%
8/8/2025 LGT Capital Partners LTD.61,815$12.16M0.5%-68.6%0.217%
8/8/2025 Cetera Investment Advisers5,675$1.12M0.0%+3.5%0.020%
8/8/2025 Creative Planning6,307$1.24M0.0%+3.9%0.022%
8/8/2025 SG Americas Securities LLC3,086$607K0.0%+84.0%0.011%
8/8/2025 Commonwealth of Pennsylvania Public School Empls Retrmt SYS7,304$1.44M0.0%+4.4%0.026%
8/8/2025 Atlanta Consulting Group Advisors LLC1,150$226K0.1%N/A0.004%
8/8/2025 Police & Firemen s Retirement System of New Jersey10,604$2.09M0.0%-2.9%0.037%
8/8/2025 Geode Capital Management LLC504,358$99.26M0.0%-7.1%1.774%
8/8/2025 KBC Group NV873$172K0.0%-31.2%0.003%
8/7/2025 Boston Partners1,133,127$223.01M0.2%-1.9%3.986%
8/7/2025 Vise Technologies Inc.5,131$1.01M0.0%N/A0.018%
8/7/2025 Allworth Financial LP403$79K0.0%+347.8%0.001%
8/7/2025 Illinois Municipal Retirement Fund18,434$3.63M0.0%+43.6%0.065%
8/7/2025 CSM Advisors LLC4,058$798K0.0%N/A0.014%
8/7/2025 Mitsubishi UFJ Asset Management Co. Ltd.132$26K0.0%+428.0%0.000%
8/7/2025Aviva PLC2,085$410K0.0%N/A0.007%
8/7/2025 Los Angeles Capital Management LLC72,965$14.36M0.1%-1.7%0.257%
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8/6/2025Summit Investment Advisors Inc.5,756$967K0.8%-5.9%0.020%
8/6/2025 Bastion Asset Management Inc.9,808$1.84M0.9%N/A0.034%
8/6/2025 Cetera Trust Company N.A1,580$311K0.2%+12.1%0.006%
8/6/2025 Genus Capital Management Inc.2,460$484K0.1%-29.5%0.009%
8/5/2025 Huntington National Bank541$106K0.0%+129.2%0.002%
8/5/2025 Bank of New York Mellon Corp255,779$50.33M0.0%-7.7%0.900%
8/5/2025 Bank of Montreal Can15,613$3.07M0.0%-14.9%0.055%
8/5/2025 State of Michigan Retirement System6,819$1.34M0.0%-2.8%0.024%
8/4/2025 Moody Aldrich Partners LLC7,922$1.56M0.3%-27.6%0.028%
8/4/2025 Amplius Wealth Advisors LLC19,596$3.86M0.4%+14.0%0.069%
8/4/2025 AdvisorShares Investments LLC2,395$471K0.1%-14.5%0.008%
8/4/2025 Strs Ohio10,547$2.08M0.0%-17.6%0.037%
8/4/2025 Impact Partnership Wealth LLC1,475$290K0.1%N/A0.005%
8/4/2025 Amalgamated Bank13,119$2.58M0.0%-2.1%0.046%
8/4/2025 Retirement Systems of Alabama97,232$19.13M0.1%-0.9%0.342%
8/4/2025 Assetmark Inc.29,345$5.77M0.0%+2.7%0.103%
8/1/2025 Guinness Asset Management LTD3,196$629K0.0%+2.4%0.011%
8/1/2025 Teacher Retirement System of Texas8,529$1.68M0.0%-7.3%0.030%
8/1/2025 Y Intercept Hong Kong Ltd4,657$916K0.0%N/A0.016%
8/1/2025 Envestnet Asset Management Inc.58,721$11.55M0.0%+9.3%0.207%
7/31/2025 Nisa Investment Advisors LLC7,974$1.57M0.0%-1.8%0.028%
7/31/2025 Oppenheimer Asset Management Inc.17,619$3.47M0.0%-2.5%0.062%
7/31/2025 MQS Management LLC2,537$499K0.3%N/A0.009%
7/31/2025 State of New Jersey Common Pension Fund D10,732$2.11M0.0%-8.0%0.038%
7/31/2025 Carnegie Investment Counsel15,927$3.13M0.1%-4.8%0.056%
7/30/2025 Ethic Inc.2,899$573K0.0%-3.1%0.010%
7/30/2025 Cullen Frost Bankers Inc.601$118K0.0%+79.4%0.002%
7/30/2025 Whittier Trust Co.190$37K0.0%-41.5%0.001%
7/29/2025 Schubert & Co2,197$432K0.3%-30.7%0.008%
7/29/2025 Mutual of America Capital Management LLC14,138$2.78M0.0%-6.1%0.050%
7/29/2025 Nordea Investment Management AB42,172$8.21M0.0%-0.3%0.148%
7/28/2025 Allianz Asset Management GmbH342,942$67.48M0.1%+10.8%1.206%
7/28/2025 New York State Teachers Retirement System36,813$7.24M0.0%-0.8%0.129%
7/28/2025 Ritholtz Wealth Management1,336$263K0.0%-19.2%0.005%
7/28/2025 Moran Wealth Management LLC25,650$5.05M0.2%+54.2%0.090%
7/25/2025 Sequoia Financial Advisors LLC1,639$323K0.0%N/A0.006%
7/25/2025 Yousif Capital Management LLC10,342$2.04M0.0%-4.5%0.036%
7/25/2025 CWM LLC6,486$1.28M0.0%-3.5%0.023%
7/25/2025 Vanguard Personalized Indexing Management LLC10,196$2.01M0.0%-9.2%0.036%
7/24/2025 Blue Trust Inc.4,768$938K0.0%+3.1%0.017%
7/24/2025 Callan Family Office LLC1,713$337K0.0%N/A0.006%
7/24/2025 Blair William & Co. IL10,885$2.14M0.0%-11.1%0.038%
7/24/2025 US Bancorp DE3,512$691K0.0%-11.2%0.012%
7/23/2025 Louisiana State Employees Retirement System8,000$1.57M0.0%-2.4%0.028%
7/23/2025 KLP Kapitalforvaltning AS9,900$1.95M0.0%+6.5%0.035%
7/22/2025 OLD National Bancorp IN1,089$214K0.0%N/A0.004%
7/22/2025 Checchi Capital Advisers LLC1,056$208K0.0%N/A0.004%
7/21/2025 QRG Capital Management Inc.1,366$269K0.0%N/A0.005%
7/21/2025 Lecap Asset Management Ltd.2,509$494K0.2%N/A0.009%
7/18/2025 Robeco Institutional Asset Management B.V.19,476$3.83M0.0%N/A0.069%
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7/18/2025 Truist Financial Corp2,409$474K0.0%+6.1%0.008%
7/16/2025 Signaturefd LLC552$109K0.0%-15.2%0.002%
7/16/2025 Kendall Capital Management3,855$759K0.2%-3.6%0.014%
7/16/2025 State of Alaska Department of Revenue18,205$3.58M0.0%-1.2%0.064%
7/16/2025 American National Bank & Trust293$58K0.0%N/A0.001%
7/16/2025 Cadent Capital Advisors LLC1,184$233K0.1%-16.0%0.004%
7/15/2025 Public Employees Retirement System of Ohio28,509$5.61M0.0%-3.6%0.100%
7/15/2025 Forte Capital LLC ADV3,425$674K0.1%+6.5%0.012%
7/14/2025 GAMMA Investing LLC1,252$246K0.0%+66.9%0.004%
7/11/2025 Farther Finance Advisors LLC2,866$564K0.0%+54.2%0.010%
(Data available from 1/1/2016 forward)

AMG Institutional Ownership - Frequently Asked Questions

Who are the largest shareholders of AMG shares?

During the previous two years, 424 institutional investors and hedge funds held shares of Affiliated Managers Group. The most heavily invested institutionals were Vanguard Group Inc. ($503.17M), Morgan Stanley ($322.54M), Clarkston Capital Partners LLC ($266.38M), Ariel Investments LLC ($236.44M), Boston Partners ($223.01M), Millennium Management LLC ($212.67M), and State Street Corp ($179.99M).Learn more on Affiliated Managers Group's institutional investors.

What percentage of Affiliated Managers Group's stock is owned by institutional investors?

95.30% of Affiliated Managers Group's stock is owned by institutional investors. Learn more on AMG's institutional investor holdings.

Which institutional investors have been buying Affiliated Managers Group's stock?

Of the 329 institutional investors that purchased Affiliated Managers Group's stock in the last 24 months, the following investors and hedge funds have bought the highest volume of shares: Millennium Management LLC ($1.13M), Norges Bank ($808.77K), Comerica Bank ($466.79K), Channing Capital Management LLC ($449.43K), Boston Partners ($373.70K), Ariel Investments LLC ($321.10K), and Raymond James Financial Inc. ($311.68K).

How much institutional buying is happening at Affiliated Managers Group?

Institutional investors have bought a total of 5,340,537 shares in the last 24 months. This purchase volume represents approximately $954.16M in transactions.

Which of Affiliated Managers Group's major shareholders have been selling company stock?

Of the 204 institutional investors that sold Affiliated Managers Group's stock in the last 24 months, the following investors and hedge funds have sold the highest volume of shares: FMR LLC ($311.62K), Kiltearn Partners LLP ($294.40K), LGT Capital Partners LTD. ($268.62K), Clarkston Capital Partners LLC ($256.20K), Vanguard Group Inc. ($217.30K), Invesco Ltd. ($133.40K), and D. E. Shaw & Co. Inc. ($114.75K).

How much institutional selling is happening at Affiliated Managers Group?

Institutional investors have sold a total of 3,754,802 shares in the last 24 months. This volume of shares sold represents approximately $664.84M in transactions.



This page (NYSE:AMG) was last updated on 8/13/2025 by MarketBeat.com Staff
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