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Affiliated Managers Group (AMG) Institutional Ownership

Affiliated Managers Group logo
$233.49 -0.36 (-0.15%)
As of 10:40 AM Eastern
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Institutional Ownership Changes (13F Filings) for Affiliated Managers Group (NYSE:AMG)

Current
Institutional Ownership
Percentage
95.30%
Number of
Institutional Buyers
(last 12 months)
245
Total
Institutional Inflows
(last 12 months)
$1.12B
Number of
Institutional Sellers
(last 12 months)
212
Total
Institutional Outflows
(last 12 months)
$706.51M
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AMG Institutional Buying and Selling by Quarter

Affiliated Managers Group Major Shareholders & Ownership History

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Reporting DateMajor Shareholder NameShares HeldMarket Value% of PortfolioQuarterly Change in SharesOwnership in CompanyDetails
10/16/2025Carnegie Investment Counsel15,717$3.75M0.1%-1.3%0.055%
10/15/2025 CWM LLC5,990$1.43M0.0%-7.6%0.021%
10/15/2025 Pacer Advisors Inc.3,788$903K0.0%N/A0.013%
10/15/2025 Cadent Capital Advisors LLC1,134$270K0.1%-4.2%0.004%
10/14/2025 Yousif Capital Management LLC9,536$2.27M0.0%-7.8%0.034%
10/14/2025 Farther Finance Advisors LLC3,327$793K0.0%+16.1%0.012%
10/14/2025 Legacy Wealth Asset Management LLC2,967$707K0.2%-23.2%0.010%
10/10/2025 USA Financial Formulas748$178K0.0%N/A0.003%
10/10/2025 CWC Advisors LLC.16,309$3.89M1.9%-1.0%0.057%
10/10/2025 Wedge Capital Management L L P NC7,501$1.79M0.0%-11.8%0.026%
10/9/2025 Voya Investment Management LLC11,356$2.71M0.0%-57.5%0.040%
10/7/2025 Cooper Financial Group951$227K0.0%N/A0.003%
10/7/2025 Oak Thistle LLC2,958$705K0.1%-21.0%0.010%
10/2/2025 GAMMA Investing LLC1,333$318K0.0%+6.5%0.005%
9/26/2025Corient Private Wealth LLC8,449$1.66M0.0%-7.9%0.030%
9/24/2025Texas Permanent School Fund Corp25,744$5.07M0.1%+2.9%0.091%
9/4/2025Osaic Holdings Inc.1,451$286K0.0%-15.6%0.005%
8/26/2025Thrivent Financial for Lutherans14,239$2.80M0.0%-1.2%0.050%
8/19/2025Advisory Services Network LLC3,547$744K0.0%+93.9%0.012%
8/19/2025State of Wyoming371$73K0.0%N/A0.001%
8/18/2025Kestra Investment Management LLC7,004$1.38M0.0%-3.4%0.025%
8/15/2025CANADA LIFE ASSURANCE Co24,818$4.88M0.0%-4.8%0.087%
8/15/2025Tower Research Capital LLC TRC 576$113K0.0%-27.7%0.002%
8/15/2025SkyView Investment Advisors LLC6,997$1.38M0.2%+3.3%0.025%
8/15/2025Corient Private Wealth LLC8,754$1.72M0.0%-4.6%0.031%
8/15/2025Captrust Financial Advisors1,793$353K0.0%-85.0%0.006%
8/15/2025Vident Advisory LLC2,700$531K0.0%-2.4%0.010%
8/15/2025Tidal Investments LLC1,550$305K0.0%N/A0.005%
8/15/2025Redwood Investment Management LLC6,966$1.37M0.1%-10.4%0.025%
8/15/2025Man Group plc74,077$14.58M0.0%+8.6%0.261%
8/15/2025HRT Financial LP9,420$1.85M0.0%-65.9%0.033%
8/15/2025Holocene Advisors LP100,953$19.87M0.0%N/A0.355%
8/15/2025Engineers Gate Manager LP3,593$707K0.0%N/A0.013%
8/15/2025BNP Paribas Financial Markets5,476$1.08M0.0%+49.7%0.019%
8/15/2025Brevan Howard Capital Management LP9,076$1.79M0.0%N/A0.032%
8/15/2025Balyasny Asset Management L.P.311,383$61.27M0.1%+3,811.8%1.096%
8/15/2025Bank of America Corp DE184,640$36.33M0.0%-6.1%0.650%
8/15/2025Ameriprise Financial Inc.51,001$10.04M0.0%+39.3%0.180%
8/14/2025Basswood Capital Management L.L.C.15,955$3.14M0.1%-79.8%0.056%
8/14/2025Jane Street Group LLC44,922$8.84M0.0%+287.7%0.158%
8/14/2025California State Teachers Retirement System27,452$5.40M0.0%-0.3%0.097%
8/14/2025Raymond James Financial Inc.117,747$23.17M0.0%-5.8%0.414%
8/14/2025Quantinno Capital Management LP50,561$9.95M0.0%+101.8%0.178%
8/14/2025Treasurer of the State of North Carolina96,177$18.93M0.1%+124.5%0.339%
8/14/2025The Manufacturers Life Insurance Company 21,235$4.18M0.0%-8.0%0.075%
8/14/2025Sei Investments Co.60,672$11.94M0.0%+25.3%0.214%
8/14/2025Ariel Investments LLC1,355,075$266.64M3.0%-3.7%4.770%
8/14/2025iSAM Funds UK Ltd2,473$487K0.1%N/A0.009%
8/14/2025State Street Corp980,889$193.01M0.0%-1.7%3.453%
8/14/2025L2 Asset Management LLC4,775$939K0.2%+17.3%0.017%
8/14/2025California Public Employees Retirement System67,234$13.23M0.0%+0.2%0.237%
8/14/2025Cerity Partners LLC5,735$1.13M0.0%+1.6%0.020%
8/14/2025Federated Hermes Inc.4,490$883K0.0%-6.8%0.016%
8/13/2025Gabelli Funds LLC2,383$469K0.0%-10.7%0.008%
8/13/2025Gamco Investors INC. ET AL2,400$472K0.0%-8.2%0.008%
8/13/2025Jump Financial LLC9,723$1.91M0.0%N/A0.034%
8/13/2025Quantum Portfolio Management LLC2,350$462K0.2%-4.0%0.008%
8/13/2025Cresset Asset Management LLC3,171$624K0.0%-1.9%0.011%
8/13/2025Marshall Wace LLP8,749$1.72M0.0%N/A0.031%
8/13/2025First Trust Advisors LP234,679$46.18M0.0%+18.1%0.826%
8/13/2025EverSource Wealth Advisors LLC281$55K0.0%+89.9%0.001%
8/13/2025Channing Capital Management LLC430,464$84.70M2.4%-3.1%1.515%
8/13/2025Invesco Ltd.82,261$16.19M0.0%-38.8%0.290%
8/13/2025CW Advisors LLC3,434$676K0.0%+138.5%0.012%
8/13/2025Quantbot Technologies LP2,272$447K0.0%-82.4%0.008%
8/13/2025M&T Bank Corp1,638$322K0.0%-16.3%0.006%
8/13/2025Fisher Asset Management LLC168,374$33.13M0.0%-0.2%0.593%
8/13/2025Shelton Capital Management1,059$208K0.0%N/A0.004%
8/13/2025Panagora Asset Management Inc.1,068$210K0.0%N/A0.004%
8/13/2025Sepio Capital LP2,688$529K0.0%-58.0%0.009%
8/13/2025Lido Advisors LLC1,180$232K0.0%N/A0.004%
8/13/2025New York State Common Retirement Fund126,415$24.88M0.0%+0.4%0.445%
8/13/2025Schroder Investment Management Group10,247$2.02M0.0%N/A0.036%
8/13/2025Skandinaviska Enskilda Banken AB publ 9,900$1.95M0.0%N/A0.035%
8/13/2025Norges Bank364,786$71.78M0.0%N/A1.284%
8/13/2025Quadrature Capital Ltd3,230$635K0.0%-27.6%0.011%
8/13/2025Hsbc Holdings PLC1,438$283K0.0%-5.3%0.005%
8/13/2025Northwestern Mutual Wealth Management Co.674$133K0.0%-8.5%0.002%
8/13/2025Grantham Mayo Van Otterloo & Co. LLC16,721$3.29M0.0%-34.1%0.059%
8/13/2025Clarkston Capital Partners LLC1,435,354$282.44M6.0%-9.5%5.052%
8/13/2025State Board of Administration of Florida Retirement System23,408$4.61M0.0%-0.6%0.082%
8/13/2025Kiltearn Partners LLP300,114$59.05M11.9%-7.8%1.056%
8/13/2025Choreo LLC1,273$250K0.0%N/A0.004%
8/13/2025Russell Investments Group Ltd.57,648$11.34M0.0%-2.7%0.203%
8/12/2025Boston 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%
(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, 435 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 342 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 6,139,716 shares in the last 24 months. This purchase volume represents approximately $1.12B in transactions.

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

Of the 212 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 3,894,780 shares in the last 24 months. This volume of shares sold represents approximately $706.51M in transactions.


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This page (NYSE:AMG) was last updated on 10/17/2025 by MarketBeat.com Staff
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