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Affiliated Managers Group, Inc.

AMG
Exchange
NYSE
Industry
Investment Advice
SEC CIK
0001004434

No open-market purchases or sales by Affiliated Managers Group, Inc. insiders were filed in the last 90 days; 567 institutions reported holding it in 13F filings for Q2 2026, worth $8.53B in total; Southeastern Asset Management (Longleaf) is the only superinvestor holding it.

Other share classesMGRMGRBMGRDMGRE

Q1 2023 vs. Q4 2022

How the institutions holding Affiliated Managers Group, Inc. changed between Q4 2022 and Q1 2023.

All holders in Q1 2023All holders in Q4 2022

13F holders of AMG: Q4 2022 compared with Q1 2023
MeasureQ4 2022Of which not filed for Q1 2023Q1 2023Change
Holders3674388+25
Shares35.0M38.8K35.2M+246.2K (+0.7%)
Value$5.50B$6.30M$4.92B−$578.7M (−10.5%)

4 institutions that held it in Q4 2022 haven't filed for Q1 2023 yet. Not filing isn't selling, so the changes leave them out.

New holders (66)

Institutions that held Affiliated Managers Group, Inc. at the end of Q1 2023 but not at the end of Q4 2022.

Institutions new to AMG in Q1 2023
InstitutionSharesValue% of portfolio
Junto Capital Management LP199,961$28.5M0.80%
Qube Research & Technologies Ltd94,568$13.5M0.08%
Cambria Investment Management, L.P.51,963$7.40M0.61%
Squarepoint Ops LLC41,630$5.93M0.04%
Canada Pension Plan Investment Board32,900$4.69M0.01%
Taika Capital, LP27,390$3.90M1.86%
Maltese Capital Management LLC25,000$3.56M1.34%
HRT Financial LP23,541$3.35M0.04%
Candriam Luxembourg S.C.A.19,008$2.49M0.02%
Marshall Wace, LLP14,673$2.09M0.01%
Prelude Capital Management, LLC13,969$1.99M0.14%
Magnetar Financial LLC12,514$1.78M0.03%
Brandywine Global Investment Management, LLC9,829$1.40M0.01%
Duality Advisers, LP8,244$1.17M0.13%
Donoghue Forlines LLC7,890$1.12M0.40%
Asset Management One Co.,Ltd.6,996$996.4K0.00%
Livforsakringsbolaget Skandia, Omsesidigt6,700$953.4K0.10%
Echo Street Capital Management LLC5,683$809.4K0.01%
Ontario Teachers Pension Plan Board5,305$755.5K0.01%
Dynamic Technology Lab Private Ltd5,190$739.0K0.07%
Resources Investment Advisors, LLC.4,173$594.3K0.01%
AXA S.A.3,800$541.2K0.00%
Qsemble Capital Management, LP3,700$527.0K0.36%
Quantamental Technologies LLC3,504$499.0K0.27%
Prudential PLC3,253$463.3K0.01%
Oliver Luxxe Assets LLC3,210$457.2K0.12%
Hillsdale Investment Management Inc.3,100$441.5K0.04%
Cresset Asset Management, LLC3,041$433.1K0.01%
DekaBank Deutsche Girozentrale3,091$427.0K0.00%
Versor Investments LP2,876$409.6K0.05%
Jackson Wealth Management, LLC2,716$386.8K0.29%
Tudor Investment Corp Et Al2,590$369.0K0.01%
MQS Management LLC2,578$367.2K0.24%
Sterling Manor Financial, LLC2,394$341.0K0.33%
Maverick Capital LtdSuperinvestorMaverick Capital2,373$338.0K0.01%
Y-Intercept (Hong Kong) Ltd2,368$337.3K0.04%
Boothbay Fund Management, LLC2,205$314.0K0.01%
Amplius Wealth Advisors, LLC1,956$278.6K0.04%
Mill Creek Capital Advisors, LLC1,914$272.6K0.01%
Dark Forest Capital Management LP1,867$265.9K0.06%
Autumn Glory Partners, LLC1,850$263.5K0.23%
Guggenheim Capital LLC1,760$250.7K0.00%
Oak Thistle LLC1,661$236.6K0.14%
Nilsine Partners, LLC1,660$236.4K0.04%
United Capital Financial Advisers, LLC1,458$207.6K0.00%
Aigen Investment Management, LP1,416$201.7K0.03%
Kapitalo Investimentos Ltda822$117.1K0.04%
State of Wyoming651$92.7K0.03%
Itau Unibanco Holding S.A.626$89.2K0.00%
Bokf, NA252$35.9K0.00%
Machina Capital S.A.S.195$27.8K0.02%
Harbour Investments, Inc.60$8.54K0.00%
Ridgewood Investments LLC50$7.12K0.00%
Benjamin F. Edwards & Company, Inc.35$5.00K0.00%
Grove Bank & Trust15$2.14K0.00%
Denali Advisors LLC12$1.71K0.00%
M&R Capital Management Inc11$1.57K0.00%
Centerpoint Advisors, LLC5$1.00K0.00%
Ameritas Advisory Services, LLC6$8580.00%
Bogart Wealth, LLC4$5700.00%
25 LLC4$5680.00%
Elequin Capital LP3$4270.00%
Parkside Financial Bank & Trust2$2850.00%
Horizon Investments, LLC2$2850.00%
TFC Financial Management1$1430.00%
Avion Wealth3$00.00%

Sold out (41)

Institutions that held Affiliated Managers Group, Inc. at the end of Q4 2022 and filed for Q1 2023 without it.

Institutions that sold out of AMG in Q1 2023
InstitutionShares, Q4 2022Value, Q4 2022
Balyasny Asset Management LLC261,136$41.4M
Foundry Partners, LLC51,392$8.14M
Hudson Bay Capital Management LP45,000$7.13M
Bank of Nova Scotia34,318$5.44M
Weiss Multi-Strategy Advisers LLC21,305$3.38M
Jump Financial, LLC13,703$2.17M
Bayesian Capital Management, LP8,868$1.40M
Pacer Advisors, Inc.7,215$1.14M
VisionPoint Advisory Group, LLC6,200$1.04M
Integrated Advisors Network LLC6,439$1.02M
FORA Capital, LLC4,820$763.6K
AE Wealth Management LLC4,789$758.7K
Quadrature Capital Ltd2,787$441.6K
LMR Partners LLP1,834$290.6K
Aquatic Capital Management LLC1,700$269.0K
Van Eck Associates Corp1,683$267.0K
CIBC World Markets Inc.1,659$263.0K
Raymond James Financial Services Advisors, Inc.1,509$239.2K
Profund Advisors LLC1,492$236.4K
Gallacher Capital Management LLC1,401$222.0K
Meeder Asset Management Inc1,390$220.2K
Forum Financial Management, LP1,377$218.2K
HighTower Advisors, LLC1,354$216.0K
Integrated Investment Consultants, LLC1,350$213.9K
Tolleson Wealth Management, Inc.1,319$209.0K
Apollon Wealth Management, LLC1,289$204.2K
Sutton Wealth Advisors Inc.905$143.4K
One Wealth Advisors, LLC674$106.8K
Lansing Street Advisors323$51.2K
Simplex Trading, LLC135$21.0K
Accurate Wealth Management, LLC114$19.4K
Comerica Securities,inc.105$16.6K
Repertoire Partners LP100$15.8K
U.S. Capital Wealth Advisors, LLC77$12.2K
Hallmark Capital Management Inc58$9.19K
West Branch Capital LLC31$4.91K
Money Concepts Capital Corp22$3.48K
Larson Financial Group LLC20$3.17K
Zullo Investment Group, Inc.16$2.54K
Gradient Investments LLC3$475
Carolinas Wealth Consulting LLC3$475

Not filed for Q1 2023 yet (4)

Institutions that held Affiliated Managers Group, Inc. at the end of Q4 2022 and haven't filed a 13F for Q1 2023. Not filing isn't selling, so they aren't counted as sold out.

Institutions holding AMG in Q4 2022 that haven't filed for Q1 2023
InstitutionShares, Q4 2022Value, Q4 2022
Alaska Permanent Fund Corp18,900$2.99M
Comerica Bank16,933$2.83M
Zeke Capital Advisors, LLC3,002$475.6K
Sargent Bickham Lagudis LLC2$317