MPM
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MBB Public Markets’s Affiliated Managers Group AMG Stock Holding History

MBB Public Markets’s Portfolio AMG Stock Details AMG Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$303K Hold
894
– – 0.03% 13
2026
Q1 		$247K Hold
894
– – 0.03% 17
2025
Q4 		$258K Hold
894
– – 0.03% 18
2025
Q3 		$213K Buy
+894
New +$197K 0.03% 26

Other funds holding AMG

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Boston Partners
Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return
AI
Ariel Investments Chicago, Illinois $10B AUM 42.59% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Millennium Management
Millennium Management New York $276B AUM 44.8% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

MBB Public Markets's AMG Position: Q2 2026 in Review

MBB Public Markets held its Affiliated Managers Group (AMG) position steady in Q2 2026 at 894 shares worth $303K. The position accounts for 0.03% of the portfolio, ranked #13.

MBB Public Markets first reported a position in AMG in Q3 2025 and has held it in 4 quarters since. 565 funds tracked by Wall St. Rank hold AMG as of Q2 2026.

  • MBB Public Markets held 894 shares of Affiliated Managers Group worth $303K as of Q2 2026.
  • MBB Public Markets left its Affiliated Managers Group share count unchanged in Q2 2026.
  • Affiliated Managers Group made up 0.03% of MBB Public Markets's portfolio in Q2 2026, its #13 holding.
  • MBB Public Markets first reported a position in Affiliated Managers Group in Q3 2025 and has held it in 4 quarters since.
  • 565 funds tracked by Wall St. Rank held Affiliated Managers Group as of Q2 2026.

Based on MBB Public Markets's 13F filing for Q2 2026, filed 14 Aug 2026.