Affiliated Managers Group (AMG) Institutional Ownership $227.02 +2.20 (+0.98%) As of 11:18 AM Eastern This is a fair market value price provided by Polygon.io. Learn more. Add Compare Share Share Ownership Stock AnalysisAnalyst ForecastsChartCompetitorsDividendEarningsFinancialsHeadlinesInsider TradesOptions ChainOwnershipSEC FilingsShort InterestSustainabilityTrendsBuy This Stock Institutional Ownership Changes (13F Filings) for Affiliated Managers Group (NYSE:AMG)CurrentInstitutional OwnershipPercentage95.30%Number ofInstitutional Buyers(last 12 months)245TotalInstitutional Inflows(last 12 months)$1.13BNumber ofInstitutional Sellers(last 12 months)213TotalInstitutional Outflows(last 12 months)$709.31M Get AMG Insider Trade Alerts Want to know when executives and insiders are buying or selling Affiliated Managers Group stock? Sign up for InsiderTrades.com's daily newsletter to get the latest insider transactions delivered to your inbox daily. 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Skip Chart & View Institutional Buying and Selling Data AMG Institutional Buying and Selling by Quarter Affiliated Managers Group Major Shareholders & Ownership History Export to ExcelReporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails8/26/2025 Thrivent Financial for Lutherans14,239$2.80M0.0%-1.2%0.050% 8/19/2025 Advisory Services Network LLC3,547$744K0.0%+93.9%0.012% 8/19/2025 State of Wyoming371$73K0.0%N/A0.001% 8/18/2025 Kestra Investment Management LLC7,004$1.38M0.0%-3.4%0.025% 8/15/2025 CANADA LIFE ASSURANCE Co24,818$4.88M0.0%-4.8%0.087% 8/15/2025 Tower Research Capital LLC TRC 576$113K0.0%-27.7%0.002% 8/15/2025 SkyView Investment Advisors LLC6,997$1.38M0.2%+3.3%0.025% 8/15/2025 Corient Private Wealth LLC8,754$1.72M0.0%-4.6%0.031% 8/15/2025 Captrust Financial Advisors1,793$353K0.0%-85.0%0.006% 8/15/2025 Vident Advisory LLC2,700$531K0.0%-2.4%0.010% Get the Latest News and Ratings for AMG and Related StocksEnter your email address below to receive the latest news and analysts' ratings for Affiliated Managers Group and its competitors with MarketBeat's FREE daily newsletter. 8/15/2025 Tidal Investments LLC1,550$305K0.0%N/A0.005% 8/15/2025 Redwood Investment Management LLC6,966$1.37M0.1%-10.4%0.025% 8/15/2025 Man Group plc74,077$14.58M0.0%+8.6%0.261% 8/15/2025 HRT Financial LP9,420$1.85M0.0%-65.9%0.033% 8/15/2025 Holocene Advisors LP100,953$19.87M0.0%N/A0.355% 8/15/2025 Engineers Gate Manager LP3,593$707K0.0%N/A0.013% 8/15/2025 BNP Paribas Financial Markets5,476$1.08M0.0%+49.7%0.019% 8/15/2025 Brevan Howard Capital Management LP9,076$1.79M0.0%N/A0.032% 8/15/2025 Balyasny Asset Management L.P.311,383$61.27M0.1%+3,811.8%1.096% 8/15/2025 Bank of America Corp DE184,640$36.33M0.0%-6.1%0.650% 8/15/2025 Ameriprise Financial Inc.51,001$10.04M0.0%+39.3%0.180% 8/14/2025 Basswood Capital Management L.L.C.15,955$3.14M0.1%-79.8%0.056% 8/14/2025 Jane Street Group LLC44,922$8.84M0.0%+287.7%0.158% 8/14/2025 California State Teachers Retirement System27,452$5.40M0.0%-0.3%0.097% 8/14/2025 Raymond James Financial Inc.117,747$23.17M0.0%-5.8%0.414% 8/14/2025 Quantinno Capital Management LP50,561$9.95M0.0%+101.8%0.178% 8/14/2025 Treasurer of the State of North Carolina96,177$18.93M0.1%+124.5%0.339% 8/14/2025 The Manufacturers Life Insurance Company 21,235$4.18M0.0%-8.0%0.075% 8/14/2025 Sei Investments Co.60,672$11.94M0.0%+25.3%0.214% 8/14/2025 Ariel Investments LLC1,355,075$266.64M3.0%-3.7%4.770% 8/14/2025 iSAM Funds UK Ltd2,473$487K0.1%N/A0.009% 8/14/2025 State Street Corp980,889$193.01M0.0%-1.7%3.453% 8/14/2025 L2 Asset Management LLC4,775$939K0.2%+17.3%0.017% 8/14/2025 California Public Employees Retirement System67,234$13.23M0.0%+0.2%0.237% 8/14/2025 Cerity Partners LLC5,735$1.13M0.0%+1.6%0.020% 8/14/2025 Federated Hermes Inc.4,490$883K0.0%-6.8%0.016% 8/13/2025 Gabelli Funds LLC2,383$469K0.0%-10.7%0.008% 8/13/2025 Gamco Investors INC. ET AL2,400$472K0.0%-8.2%0.008% 8/13/2025 Jump Financial LLC9,723$1.91M0.0%N/A0.034% 8/13/2025 Quantum Portfolio Management LLC2,350$462K0.2%-4.0%0.008% Trump’s Plan May Undo 1933’s Biggest Financial Injustice (Ad)Trump's Reset Can Give Birth To America's Greatest Era Yet A 90-Year cycle may end soon, creating real wealth for early adopters In 1933, Executive Order 6102 forced everyday Americans to hand over their gold at a fixed rate. Everyday citizens lost a sizable amount of their hard earned wealth at the stroke of FDR's pen.Claim Your FREE Guide Now and discover how to position yourself for this golden opportunity.8/13/2025 Cresset Asset Management LLC3,171$624K0.0%-1.9%0.011% 8/13/2025 Marshall Wace LLP8,749$1.72M0.0%N/A0.031% 8/13/2025 First Trust Advisors LP234,679$46.18M0.0%+18.1%0.826% 8/13/2025 EverSource Wealth Advisors LLC281$55K0.0%+89.9%0.001% 8/13/2025 Channing Capital Management LLC430,464$84.70M2.4%-3.1%1.515% 8/13/2025 Invesco Ltd.82,261$16.19M0.0%-38.8%0.290% 8/13/2025 CW Advisors LLC3,434$676K0.0%+138.5%0.012% 8/13/2025 Quantbot Technologies LP2,272$447K0.0%-82.4%0.008% 8/13/2025 M&T Bank Corp1,638$322K0.0%-16.3%0.006% 8/13/2025 Fisher Asset Management LLC168,374$33.13M0.0%-0.2%0.593% 8/13/2025 Shelton Capital Management1,059$208K0.0%N/A0.004% 8/13/2025 Panagora Asset Management Inc.1,068$210K0.0%N/A0.004% 8/13/2025 Sepio Capital LP2,688$529K0.0%-58.0%0.009% 8/13/2025 Lido Advisors LLC1,180$232K0.0%N/A0.004% 8/13/2025 New York State Common Retirement Fund126,415$24.88M0.0%+0.4%0.445% 8/13/2025 Schroder Investment Management Group10,247$2.02M0.0%N/A0.036% 8/13/2025 Skandinaviska Enskilda Banken AB publ 9,900$1.95M0.0%N/A0.035% 8/13/2025 Norges Bank364,786$71.78M0.0%N/A1.284% 8/13/2025 Quadrature Capital Ltd3,230$635K0.0%-27.6%0.011% 8/13/2025 Hsbc Holdings PLC1,438$283K0.0%-5.3%0.005% 8/13/2025 Northwestern Mutual Wealth Management Co.674$133K0.0%-8.5%0.002% 8/13/2025 Grantham Mayo Van Otterloo & Co. LLC16,721$3.29M0.0%-34.1%0.059% 8/13/2025 Clarkston Capital Partners LLC1,435,354$282.44M6.0%-9.5%5.052% 8/13/2025 State Board of Administration of Florida Retirement System23,408$4.61M0.0%-0.6%0.082% 8/13/2025 Kiltearn Partners LLP300,114$59.05M11.9%-7.8%1.056% 8/13/2025 Choreo LLC1,273$250K0.0%N/A0.004% 8/13/2025 Russell Investments Group Ltd.57,648$11.34M0.0%-2.7%0.203% 8/12/2025 Boston Partners1,133,127$223.01M0.2%-1.9%3.986% 8/12/2025 North Star Asset Management Inc.102,081$20.09M0.8%-0.1%0.359% 8/12/2025 XTX Topco Ltd12,013$2.36M0.1%-18.3%0.042% 8/12/2025 Ameritas Investment Partners Inc.5,520$1.09M0.0%-4.1%0.019% 8/12/2025 Prudential Financial Inc.3,256$615K0.0%+10.0%0.011% 8/12/2025 American Century Companies Inc.8,552$1.68M0.0%+1.2%0.030% 8/12/2025 Rhumbline Advisers78,601$15.47M0.0%-4.0%0.276% 8/12/2025 AlphaCore Capital LLC248$49K0.0%N/A0.001% 8/12/2025 Franklin Resources Inc.35,877$7.06M0.0%-32.1%0.126% 8/12/2025 Legal & General Group Plc48,220$9.49M0.0%-0.7%0.170% 8/12/2025 Brandywine Global Investment Management LLC75,336$14.82M0.1%-1.3%0.265% 8/12/2025 Hillsdale Investment Management Inc.3,140$618K0.0%-1.6%0.011% 8/12/2025 JPMorgan Chase & Co.138,865$27.33M0.0%-5.3%0.488% 8/12/2025 Entropy Technologies LP4,987$981K0.1%N/A0.018% 8/12/2025 Magnetar Financial LLC1,448$285K0.0%N/A0.005% 8/12/2025 Swiss National Bank55,000$10.82M0.0%-6.1%0.193% 8/12/2025 Handelsbanken 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% Did you spot this in the Oval Office last week? 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Eric believes this little-known partner to Apple could go crazy over the next 12-24 months, potentially leaving well-known AI stocks like Nvidia, Microsoft and Google in the dust.Click to get full details on the company8/8/2025 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% (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, 433 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 ($282.44M), Ariel Investments LLC ($266.64M), Boston Partners ($223.01M), Millennium Management LLC ($212.67M), and State Street Corp ($193.01M).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 343 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: Norges Bank ($1.17M), Millennium Management LLC ($1.13M), Channing Capital Management LLC ($449.43K), Boston Partners ($373.70K), Ariel Investments LLC ($321.10K), Raymond James Financial Inc. ($311.68K), and Balyasny Asset Management L.P. ($303.42K). How much institutional buying is happening at Affiliated Managers Group? Institutional investors have bought a total of 6,173,196 shares in the last 24 months. This purchase volume represents approximately $1.13B in transactions. Which of Affiliated Managers Group's major shareholders have been selling company stock? Of the 213 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: Clarkston Capital Partners LLC ($406.17K), FMR LLC ($311.62K), LGT Capital Partners LTD. ($268.62K), Vanguard Group Inc. ($217.30K), Kiltearn Partners LLP ($198.70K), Invesco Ltd. ($185.53K), and Ariel Investments LLC ($97.09K). How much institutional selling is happening at Affiliated Managers Group? Institutional investors have sold a total of 3,922,062 shares in the last 24 months. This volume of shares sold represents approximately $709.31M in transactions. 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