Two Sigma Advisers
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Two Sigma Advisers’s Alkermes ALKS Stock Holding History

Two Sigma Advisers’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
-562,587
Closed -$15.7M – 85
2025
Q4 		$15.7M Buy
562,587
+357,387
+174% +$10.7M 0.03% 410
2025
Q3 		$6.16M Buy
205,200
+197,400
+2,531% +$5.57M 0.01% 664
2025
Q2 		$223K Sell
7,800
-211,900
-96% -$6.31M ﹤0.01% 2082
2025
Q1 		$7.25M Buy
219,700
+199,000
+961% +$6.49M 0.02% 634
2024
Q4 		$595K Sell
20,700
-42,203
-67% -$1.21M ﹤0.01% 1717
2024
Q3 		$1.76M Sell
62,903
-4,497
-7% -$120K ﹤0.01% 1141
2024
Q2 		$1.62M Sell
67,400
-612,300
-90% -$15M ﹤0.01% 1305
2024
Q1 		$18.4M Sell
679,700
-403,900
-37% -$11.5M 0.04% 365
2023
Q4 		$30.1M Sell
1,083,600
-477,900
-31% -$12.4M 0.07% 254
2023
Q3 		$43.7M Buy
1,561,500
+140,500
+10% +$4.12M 0.11% 176
2023
Q2 		$44.5M Buy
1,421,000
+111,400
+9% +$3.37M 0.11% 191
2023
Q1 		$36.9M Sell
1,309,600
-184,100
-12% -$5.02M 0.1% 210
2022
Q4 		$39M Buy
1,493,700
+374,000
+33% +$8.95M 0.11% 191
2022
Q3 		$25M Sell
1,119,700
-77,600
-6% -$2.02M 0.07% 271
2022
Q2 		$35.7M Buy
1,197,300
+443,900
+59% +$12.8M 0.1% 213
2022
Q1 		$19.8M Buy
753,400
+157,700
+26% +$3.91M 0.05% 325
2021
Q4 		$13.9M Sell
595,700
-285,600
-32% -$7.51M 0.03% 411
2021
Q3 		$27.2M Buy
881,300
+317,300
+56% +$8.96M 0.07% 254
2021
Q2 		$13.8M Buy
564,000
+408,000
+262% +$9.08M 0.04% 438
2021
Q1 		$2.91M Sell
156,000
-514,381
-77% -$10.5M 0.01% 1086
2020
Q4 		$13.4M Sell
670,381
-227,300
-25% -$4.16M 0.04% 468
2020
Q3 		$14.9M Sell
897,681
-376,500
-30% -$6.84M 0.04% 403
2020
Q2 		$24.7M Sell
1,274,181
-111,900
-8% -$1.82M 0.07% 276
2020
Q1 		$20M Sell
1,386,081
-40,700
-3% -$727K 0.08% 290
2019
Q4 		$29.1M Buy
1,426,781
+366,000
+35% +$7.27M 0.07% 308
2019
Q3 		$20.7M Buy
1,060,781
+3,500
+0.3% +$76.2K 0.05% 364
2019
Q2 		$23.8M Buy
1,057,281
+563,100
+114% +$15.4M 0.06% 357
2019
Q1 		$18M Buy
494,181
+357,300
+261% +$11.8M 0.05% 442
2018
Q4 		$4.04M Buy
136,881
+115,265
+533% +$4.25M 0.01% 880
2018
Q3 		$917K Sell
21,616
-43,919
-67% -$1.91M ﹤0.01% 1531
2018
Q2 		$2.7M Sell
65,535
-139,081
-68% -$6.33M 0.01% 1158
2018
Q1 		$11.9M Sell
204,616
-122,300
-37% -$7.16M 0.03% 527
2017
Q4 		$17.9M Buy
326,916
+151,281
+86% +$7.72M 0.05% 435
2017
Q3 		$8.93M Sell
175,635
-222,381
-56% -$11.9M 0.03% 599
2017
Q2 		$23.1M Buy
398,016
+4,500
+1% +$261K 0.08% 318
2017
Q1 		$23M Buy
393,516
+203,346
+107% +$11.5M 0.08% 332
2016
Q4 		$10.6M Buy
190,170
+130,389
+218% +$6.97M 0.04% 458
2016
Q3 		$2.81M Buy
59,781
+51,281
+603% +$2.44M 0.01% 874
2016
Q2 		$367K Sell
8,500
-204,581
-96% -$8.44M ﹤0.01% 1639
2016
Q1 		$7.29M Buy
213,081
+189,727
+812% +$7.49M 0.04% 417
2015
Q4 		$1.85M Buy
+23,354
New +$1.64M 0.01% 767
2015
Q1 		– Sell
-18,781
Closed -$1.1M – 1873
2014
Q4 		$1.1M Buy
+18,781
New +$957K 0.01% 1123
2014
Q3 		– Sell
-15,681
Closed -$789K – 2295
2014
Q2 		$789K Buy
15,681
+3,200
+26% +$148K 0.01% 1336
2014
Q1 		$550K Buy
12,481
+1,100
+10% +$52.3K 0.01% 1511
2013
Q4 		$463K Sell
11,381
-24,300
-68% -$897K ﹤0.01% 1644
2013
Q3 		$1.2M Sell
35,681
-90,300
-72% -$2.94M 0.01% 869
2013
Q2 		$3.61M Buy
+125,981
New +$3.67M 0.05% 320

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

Two Sigma Advisers's ALKS Position: Q1 2026 in Review

Two Sigma Advisers sold out of Alkermes (ALKS) in Q1 2026, closing a stake of 562,587 shares — an estimated $15.7M sold.

Two Sigma Advisers first reported a position in ALKS in Q2 2013 and held it in 47 quarters. The position peaked at $44.5M in Q2 2023. 388 funds tracked by Wall St. Rank hold ALKS as of Q1 2026.

  • Two Sigma Advisers reported no remaining Alkermes position as of Q1 2026 after selling out during the quarter.
  • Two Sigma Advisers sold 562,587 Alkermes shares in Q1 2026, an estimated $15.7M.
  • Two Sigma Advisers first reported a position in Alkermes in Q2 2013 and held it in 47 quarters.
  • Two Sigma Advisers's Alkermes position peaked at $44.5M in Q2 2023.
  • 388 funds tracked by Wall St. Rank held Alkermes as of Q1 2026.

Based on Two Sigma Advisers's 13F filing for Q1 2026.