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Polymer Capital Management’s Affiliated Managers Group AMG Stock Holding History

Polymer Capital Management’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 		$1.52M Buy
4,493
+2,559
+132% +$794K 0.2% 121
2026
Q1 		$535K Sell
1,934
-877
-31% -$264K 0.05% 394
2025
Q4 		$810K Buy
2,811
+1,442
+105% +$373K 0.09% 353
2025
Q3 		$326K Sell
1,369
-770
-36% -$170K 0.03% 593
2025
Q2 		$421K Sell
2,139
-804
-27% -$139K 0.05% 322
2025
Q1 		$495K Buy
+2,943
New +$513K 0.13% 168

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

Polymer Capital Management's AMG Position: Q2 2026 in Review

Polymer Capital Management increased its Affiliated Managers Group (AMG) stake by 132% in Q2 2026, buying an estimated $794K and bringing the position to 4,493 shares worth $1.52M. The position accounts for 0.2% of the portfolio, ranked #121.

Polymer Capital Management first reported a position in AMG in Q1 2025 and has held it in 6 quarters since. 566 funds tracked by Wall St. Rank hold AMG as of Q2 2026.

  • Polymer Capital Management held 4,493 shares of Affiliated Managers Group worth $1.52M as of Q2 2026.
  • Polymer Capital Management bought 2,559 Affiliated Managers Group shares in Q2 2026, an estimated $794K.
  • Affiliated Managers Group made up 0.2% of Polymer Capital Management's portfolio in Q2 2026, its #121 holding.
  • Polymer Capital Management first reported a position in Affiliated Managers Group in Q1 2025 and has held it in 6 quarters since.
  • 566 funds tracked by Wall St. Rank held Affiliated Managers Group as of Q2 2026.

Based on Polymer Capital Management's 13F filing for Q2 2026, filed 14 Aug 2026.