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Quadrature Capital’s Affiliated Managers Group AMG Stock Holding History

Quadrature Capital’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 		$1.1M Sell
3,262
-4,121
-56% -$1.28M 0.01% 706
2026
Q1 		$2.04M Buy
7,383
+1,612
+28% +$486K 0.02% 381
2025
Q4 		$1.66M Buy
5,771
+4,183
+263% +$1.08M 0.02% 399
2025
Q3 		$379K Sell
1,588
-1,642
-51% -$362K ﹤0.01% 608
2025
Q2 		$635K Sell
3,230
-1,233
-28% -$214K 0.01% 508
2025
Q1 		$750K Sell
4,463
-13,988
-76% -$2.44M 0.02% 491
2024
Q4 		$3.41M Hold
18,451
– – 0.07% 238
2024
Q3 		$3.28M Buy
18,451
+2,426
+15% +$412K 0.07% 190
2024
Q2 		$2.5M Sell
16,025
-5,485
-25% -$873K 0.04% 278
2024
Q1 		$3.6M Sell
21,510
-2,260
-10% -$351K 0.06% 205
2023
Q4 		$3.6M Buy
+23,770
New +$3.19M 0.06% 174
2023
Q1 		– Sell
-2,787
Closed -$442K – 898
2022
Q4 		$442K Buy
+2,787
New +$394K 0.01% 539
2021
Q3 		– Sell
-3,126
Closed -$482K – 673
2021
Q2 		$482K Sell
3,126
-674
-18% -$108K 0.02% 506
2021
Q1 		$566K Buy
+3,800
New +$497K 0.03% 432
2020
Q1 		– Sell
-37,432
Closed -$3.17M – 500
2019
Q4 		$3.17M Buy
37,432
+29,520
+373% +$2.42M 0.12% 166
2019
Q3 		$660K Buy
+7,912
New +$661K 0.03% 348
2018
Q4 		– Sell
-4,996
Closed -$683K – 450
2018
Q3 		$683K Sell
4,996
-16,827
-77% -$2.48M 0.06% 308
2018
Q2 		$3.25M Buy
+21,823
New +$3.6M 0.3% 89
2016
Q4 		– Sell
-2,448
Closed -$355K – 599
2016
Q3 		$355K Buy
+2,448
New +$350K 0.03% 424

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 $3.38T AUM 44.17% 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

Quadrature Capital's AMG Position: Q2 2026 in Review

Quadrature Capital reduced its Affiliated Managers Group (AMG) stake by 56% in Q2 2026, selling an estimated $1.28M and leaving 3,262 shares worth $1.1M. The position accounts for 0.01% of the portfolio, ranked #706.

Quadrature Capital first reported a position in AMG in Q3 2016 and has held it in 19 quarters since. The position peaked at $3.6M in Q1 2024. 566 funds tracked by Wall St. Rank hold AMG as of Q2 2026.

  • Quadrature Capital held 3,262 shares of Affiliated Managers Group worth $1.1M as of Q2 2026.
  • Quadrature Capital sold 4,121 Affiliated Managers Group shares in Q2 2026, an estimated $1.28M.
  • Affiliated Managers Group made up 0.01% of Quadrature Capital's portfolio in Q2 2026, its #706 holding.
  • Quadrature Capital first reported a position in Affiliated Managers Group in Q3 2016 and has held it in 19 quarters since.
  • Quadrature Capital's Affiliated Managers Group position peaked at $3.6M in Q1 2024.
  • 566 funds tracked by Wall St. Rank held Affiliated Managers Group as of Q2 2026.

Based on Quadrature Capital's 13F filing for Q2 2026, filed 7 Aug 2026.