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OP Asset Management’s Affiliated Managers Group AMG Stock Holding History

OP Asset 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
Q1 		$2.04M Sell
7,390
-10,242
-58% -$3.09M 0.02% 440
2025
Q4 		$5.08M Sell
17,632
-5,776
-25% -$1.49M 0.06% 235
2025
Q3 		$5.58M Buy
23,408
+22,583
+2,737% +$4.98M 0.07% 222
2025
Q2 		$162K Sell
825
-1,521
-65% -$264K ﹤0.01% 751
2025
Q1 		$394K Buy
+2,346
New +$409K 0.01% 708

Other funds holding AMG

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Morgan Stanley
Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
AI
Ariel Investments Chicago, Illinois $8.93B AUM 29.58% 1-Year Est. Return
Boston Partners
Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
Fuller & Thaler Asset Management
Fuller & Thaler Asset Management San Mateo, California $29.7B AUM 43.33% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

OP Asset Management's AMG Position: Q1 2026 in Review

OP Asset Management reduced its Affiliated Managers Group (AMG) stake by 58% in Q1 2026, selling an estimated $3.09M and leaving 7,390 shares worth $2.04M. The position accounts for 0.02% of the portfolio, ranked #440.

OP Asset Management first reported a position in AMG in Q1 2025 and has held it in 5 quarters since. The position peaked at $5.58M in Q3 2025. 543 funds tracked by Wall St. Rank hold AMG as of Q1 2026.

  • OP Asset Management held 7,390 shares of Affiliated Managers Group worth $2.04M as of Q1 2026.
  • OP Asset Management sold 10,242 Affiliated Managers Group shares in Q1 2026, an estimated $3.09M.
  • Affiliated Managers Group made up 0.02% of OP Asset Management's portfolio in Q1 2026, its #440 holding.
  • OP Asset Management first reported a position in Affiliated Managers Group in Q1 2025 and has held it in 5 quarters since.
  • OP Asset Management's Affiliated Managers Group position peaked at $5.58M in Q3 2025.
  • 543 funds tracked by Wall St. Rank held Affiliated Managers Group as of Q1 2026.

Based on OP Asset Management's 13F filing for Q1 2026, filed 9 Apr 2026.