Twin Tree Management
ALKS icon

Twin Tree Management’s Alkermes ALKS Stock Holding History

Twin Tree Management’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
2018
Q4 		– Sell
-16,600
Closed -$705K – 1317
2018
Q3 		$705K Sell
16,600
-36,700
-69% -$1.59M ﹤0.01% 785
2018
Q2 		$2.19M Buy
+53,300
New +$2.43M 0.01% 617
2017
Q1 		– Sell
-9,700
Closed -$539K – 985
2016
Q4 		$539K Buy
+9,700
New +$519K 0.01% 881
2016
Q2 		– Sell
-59,300
Closed -$2.03M – 1168
2016
Q1 		$2.03M Buy
+59,300
New +$2.34M 0.04% 417

Other funds holding ALKS

BlackRock
BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return
Vanguard Group
Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return
T. Rowe Price Associates
T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return
BBA
Baker Bros. Advisors New York $17.4B AUM 131.5% 1-Year Est. Return
Renaissance Technologies
Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return
JP Morgan Chase
JP Morgan Chase New York $1.56T AUM 27.86% 1-Year Est. Return
RI
RTW Investments New York $10B AUM 135.35% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return
American Century Companies
American Century Companies Kansas City, Missouri $194B AUM 35% 1-Year Est. Return

Twin Tree Management's ALKS Position: Q2 2025 in Review

Twin Tree Management sold out of Alkermes (ALKS) in Q2 2025, closing a stake of 881 shares — an estimated $29.1K sold.

Twin Tree Management first reported a position in ALKS in Q1 2016 and held it in 10 quarters. The position peaked at $646K in Q2 2018. 353 funds tracked by Wall St. Rank hold ALKS as of Q2 2025.

  • Twin Tree Management reported no remaining Alkermes position as of Q2 2025 after selling out during the quarter.
  • Twin Tree Management sold 881 Alkermes shares in Q2 2025, an estimated $29.1K.
  • Twin Tree Management first reported a position in Alkermes in Q1 2016 and held it in 10 quarters.
  • Twin Tree Management's Alkermes position peaked at $646K in Q2 2018.
  • 353 funds tracked by Wall St. Rank held Alkermes as of Q2 2025.

Based on Twin Tree Management's 13F filing for Q2 2025, filed 28 Jul 2025.