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GAMCO Investors’s Affiliated Managers Group AMG Stock Holding History

GAMCO Investors’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 		$650K Buy
2,350
+350
+18% +$105K 0.01% 711
2025
Q4 		$577K Sell
2,000
-775
-28% -$200K 0.01% 776
2025
Q3 		$662K Buy
2,775
+375
+16% +$82.7K 0.01% 740
2025
Q2 		$472K Sell
2,400
-214
-8% -$37.1K ﹤0.01% 831
2025
Q1 		$439K Buy
2,614
+14
+0.5% +$2.44K ﹤0.01% 693
2024
Q4 		$481K Sell
2,600
-100
-4% -$18.7K 0.01% 702
2024
Q3 		$480K Buy
2,700
+1,000
+59% +$170K ﹤0.01% 701
2024
Q2 		$266K Buy
1,700
+500
+42% +$79.6K ﹤0.01% 784
2024
Q1 		$201K Buy
+1,200
New +$187K ﹤0.01% 814

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

GAMCO Investors's AMG Position: Q1 2026 in Review

GAMCO Investors increased its Affiliated Managers Group (AMG) stake by 18% in Q1 2026, buying an estimated $105K and bringing the position to 2,350 shares worth $650K. The position accounts for 0.01% of the portfolio, ranked #711.

GAMCO Investors first reported a position in AMG in Q1 2024 and has held it in 9 quarters since. The position peaked at $662K in Q3 2025. 543 funds tracked by Wall St. Rank hold AMG as of Q1 2026.

  • GAMCO Investors held 2,350 shares of Affiliated Managers Group worth $650K as of Q1 2026.
  • GAMCO Investors bought 350 Affiliated Managers Group shares in Q1 2026, an estimated $105K.
  • Affiliated Managers Group made up 0.01% of GAMCO Investors's portfolio in Q1 2026, its #711 holding.
  • GAMCO Investors first reported a position in Affiliated Managers Group in Q1 2024 and has held it in 9 quarters since.
  • GAMCO Investors's Affiliated Managers Group position peaked at $662K in Q3 2025.
  • 543 funds tracked by Wall St. Rank held Affiliated Managers Group as of Q1 2026.

Based on GAMCO Investors's 13F filing for Q1 2026, filed 14 May 2026.