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Affiliated Managers Group Inc
AMGAdd to Watchlist
352.900USD
-2.945-0.83%
Close 06/18, 16:00（ET）Quotes delayed by 15 min
9.32BMarket Cap
13.18P/E TTM
Shareholding Stats
Updated: Sun, May 10
Updated: Sun, May 10
Shareholders
Shareholder Types
Shareholders
Shareholders
Proportion
BlackRock Institutional Trust Company, N.A.
8.75%
Atlanta Capital Management Company, L.L.C.
5.44%
Vanguard Portfolio Management, LLC
5.15%
Ariel Investments, LLC
4.48%
Vanguard Capital Management, LLC
4.45%
Other
71.74%
Shareholders
Shareholders
Proportion
BlackRock Institutional Trust Company, N.A.
8.75%
Atlanta Capital Management Company, L.L.C.
5.44%
Vanguard Portfolio Management, LLC
5.15%
Ariel Investments, LLC
4.48%
Vanguard Capital Management, LLC
4.45%
Other
71.74%
Shareholder Types
Shareholders
Proportion
Investment Advisor
55.30%
Investment Advisor/Hedge Fund
30.05%
Hedge Fund
8.76%
Individual Investor
4.12%
Pension Fund
2.75%
Research Firm
2.29%
Sovereign Wealth Fund
1.54%
Bank and Trust
0.68%
Insurance Company
0.17%
Institutional Shareholding
Updated: Wed, Apr 1
Updated: Wed, Apr 1
Reporting Period
No. of institutions
Shares Held
Proportion
Change
2026Q1
941
25.61M
96.97%
-3.74M
2025Q4
845
27.53M
103.11%
-5.99K
2025Q3
865
27.56M
108.90%
+860.00
2025Q2
849
27.55M
111.87%
-732.18K
2025Q1
838
28.42M
113.14%
-4.14M
2024Q4
839
28.99M
110.04%
-184.48K
2024Q3
814
29.13M
112.05%
-819.77K
2024Q2
790
30.00M
107.42%
-1.18M
2024Q1
779
31.19M
107.71%
-4.14M
2023Q4
772
32.24M
101.36%
-307.87K
View more
Shareholder Activity
Name
Shares Held
Proportion
Change
Chg %
Date
BlackRock Institutional Trust Company, N.A.
2.31M
8.66%
-13.51K
-0.58%
Dec 31, 2025
Atlanta Capital Management Company, L.L.C.
1.44M
5.38%
-271.16K
-15.88%
Dec 31, 2025
Ariel Investments, LLC
1.18M
4.43%
-81.60K
-6.46%
Dec 31, 2025
Boston Partners
1.14M
4.26%
-20.63K
-1.78%
Dec 31, 2025
State Street Investment Management (US)
929.40K
3.48%
-34.31K
-3.56%
Dec 31, 2025
Clarkston Capital Partners, LLC
904.12K
3.39%
-328.21K
-26.63%
Dec 31, 2025
Millennium Management LLC
796.01K
2.98%
-221.10K
-21.74%
Dec 31, 2025
Dimensional Fund Advisors, L.P.
699.45K
2.62%
+15.33K
+2.24%
Dec 31, 2025
View more
Related ETFs
Updated: Sat, Dec 6
Updated: Sat, Dec 6
Name
Proportion
SPDR S&P Capital Markets ETF
1.71%
WisdomTree US Value Fund
1.69%
Invesco S&P MidCap Value with Momentum ETF
1.16%
AdvisorShares Insider Advantage ETF
1.11%
Gabelli Financial Services Opportunities ETF
1.11%
Cambria Tax Aware ETF
0.98%
First Trust Financials AlphaDEX Fund
0.93%
Zacks Small/Mid Cap ETF
0.8%
First Trust Active Factor Mid Cap ETF
0.76%
LeaderShares AlphaFactor US Core ETF
0.74%
View more
SPDR S&P Capital Markets ETF
Proportion1.71%
WisdomTree US Value Fund
Proportion1.69%
Invesco S&P MidCap Value with Momentum ETF
Proportion1.16%
AdvisorShares Insider Advantage ETF
Proportion1.11%
Gabelli Financial Services Opportunities ETF
Proportion1.11%
Cambria Tax Aware ETF
Proportion0.98%
First Trust Financials AlphaDEX Fund
Proportion0.93%
Zacks Small/Mid Cap ETF
Proportion0.8%
First Trust Active Factor Mid Cap ETF
Proportion0.76%
LeaderShares AlphaFactor US Core ETF
Proportion0.74%
