Hudson Bay Capital Management’s Affiliated Managers Group AMG Stock Holding History

Hudson Bay 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 Q1	–	Sell	-1,800	Closed	-$519K	–	1385
2025 Q4	$519K	Buy	+1,800	New	+$465K	﹤0.01%	862
2023 Q1	–	Sell	-45,000	Closed	-$7.13M	–	860
2022 Q4	$7.13M	Buy	45,000 +10,000	+29%	+$1.41M	0.07%	249
2022 Q3	$3.92M	Buy	35,000 +10,000	+40%	+$1.25M	0.03%	517
2022 Q2	$2.92M	Buy	+25,000	New	+$3.22M	0.02%	672
2021 Q4	–	Sell	-50,000	Closed	-$7.55M	–	1084
2021 Q3	$7.55M	Buy	+50,000	New	+$8.19M	0.1%	211

Other funds holding AMG

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

Morgan Stanley New York $1.89T AUM 35.08% 1-Year Est. Return

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM

Ariel Investments Chicago, Illinois $10B AUM 42.59% 1-Year Est. Return

Boston Partners Boston, Massachusetts $113B AUM 38.87% 1-Year Est. Return

State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return

Fuller & Thaler Asset Management San Mateo, California $36.7B AUM 74.15% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Hudson Bay Capital Management's AMG Position: Q1 2026 in Review

Hudson Bay Capital Management sold out of Affiliated Managers Group (AMG) in Q1 2026, closing a stake of 1,800 shares — an estimated $519K sold.

Hudson Bay Capital Management first reported a position in AMG in Q3 2021 and held it in 5 quarters. The position peaked at $7.55M in Q3 2021. 548 funds tracked by Wall St. Rank hold AMG as of Q1 2026.

Hudson Bay Capital Management reported no remaining Affiliated Managers Group position as of Q1 2026 after selling out during the quarter.
Hudson Bay Capital Management sold 1,800 Affiliated Managers Group shares in Q1 2026, an estimated $519K.
Hudson Bay Capital Management first reported a position in Affiliated Managers Group in Q3 2021 and held it in 5 quarters.
Hudson Bay Capital Management's Affiliated Managers Group position peaked at $7.55M in Q3 2021.
548 funds tracked by Wall St. Rank held Affiliated Managers Group as of Q1 2026.

Based on Hudson Bay Capital Management's 13F filing for Q1 2026, filed 13 May 2026.