MF
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Magnetar Financial’s Alkermes ALKS Stock Holding History

Magnetar Financial’s Portfolio ALKS Stock Details ALKS Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q1 		– Sell
-13,701
Closed -$383K – 1141
2025
Q4 		$383K Buy
+13,701
New +$410K ﹤0.01% 617
2025
Q3 		– Sell
-123,678
Closed -$3.54M – 873
2025
Q2 		$3.54M Buy
+123,678
New +$3.68M 0.02% 274
2024
Q1 		– Sell
-22,904
Closed -$635K – 370
2023
Q4 		$635K Buy
+22,904
New +$595K 0.02% 289
2017
Q4 		– Sell
-24,822
Closed -$1.26M – 683
2017
Q3 		$1.26M Buy
+24,822
New +$1.33M 0.02% 227

Other funds holding ALKS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
VPM
Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
VCM
Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return
CC
Commodore Capital New York $1.73B AUM 298.96% 1-Year Est. Return