Simplex Trading
ALKS icon

Simplex Trading’s Alkermes ALKS Stock Holding History

Simplex Trading’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 		$559K Sell
15,800
-12,600
-44% -$391K ﹤0.01% 3130
2025
Q4 		$795K Buy
28,400
+3,000
+12% +$89.9K ﹤0.01% 2849
2025
Q3 		$762K Buy
25,400
+25,200
+12,600% +$711K ﹤0.01% 3328
2025
Q2 		$5K Sell
200
-10,000
-98% -$298K ﹤0.01% 7696
2025
Q1 		$336K Buy
10,200
+4,700
+85% +$153K ﹤0.01% 3817
2024
Q4 		$158K Buy
5,500
+4,300
+358% +$124K ﹤0.01% 4738
2024
Q3 		$33K Sell
1,200
-4,900
-80% -$131K ﹤0.01% 6250
2024
Q2 		$147K Sell
6,100
-14,500
-70% -$356K ﹤0.01% 4950
2024
Q1 		$293K Sell
20,600
-6,700
-25% -$190K ﹤0.01% 4423
2023
Q4 		$196K Buy
27,300
+23,900
+703% +$621K ﹤0.01% 4701
2023
Q3 		$95K Sell
3,400
-13,600
-80% -$399K ﹤0.01% 5133
2023
Q2 		$532K Sell
17,000
-7,400
-30% -$224K ﹤0.01% 3246
2023
Q1 		$687K Buy
24,400
+19,600
+408% +$534K ﹤0.01% 2946
2022
Q4 		$125K Buy
4,800
+4,200
+700% +$100K ﹤0.01% 4794
2022
Q3 		$13K Sell
600
-25,900
-98% -$674K ﹤0.01% 7956
2022
Q2 		$789K Buy
26,500
+12,700
+92% +$365K ﹤0.01% 2888
2022
Q1 		$363K Sell
13,800
-3,000
-18% -$74.3K ﹤0.01% 4279
2021
Q4 		$390K Buy
16,800
+400
+2% +$10.5K ﹤0.01% 4165
2021
Q3 		$408K Buy
16,400
+1,900
+13% +$53.7K ﹤0.01% 4408
2021
Q2 		$355K Buy
+14,500
New +$323K ﹤0.01% 4698
2021
Q1 		– Sell
-249
Closed -$496K – 8696
2020
Q4 		$496K Sell
249
-497
-67% -$9.1K ﹤0.01% 3440
2020
Q3 		$1.24M Buy
746
+14
+2% +$254 ﹤0.01% 1993
2020
Q2 		$1.42M Buy
732
+375
+105% +$6.09K ﹤0.01% 1808
2020
Q1 		$514K Buy
357
+343
+2,450% +$6.12K ﹤0.01% 2551
2019
Q4 		$28K Sell
14
-4
-22% -$80 ﹤0.01% 5697
2019
Q3 		$35K Sell
18
-27
-60% -$587 ﹤0.01% 5339
2019
Q2 		$101K Buy
45
+34
+309% +$932 ﹤0.01% 4178
2019
Q1 		$40K Sell
11
-160
-94% -$5.28K ﹤0.01% 5184
2018
Q4 		$504K Sell
171
-26
-13% -$958 ﹤0.01% 2224
2018
Q3 		$836K Sell
197
-136
-41% -$5.9K ﹤0.01% 2072
2018
Q2 		$1.37M Hold
333
– – 0.01% 1485
2018
Q1 		$42K Buy
333
+34
+11% +$1.99K ﹤0.01% 2596
2017
Q4 		$36K Sell
299
-207
-41% -$10.6K ﹤0.01% 2738
2017
Q3 		$38K Buy
506
+297
+142% +$15.9K ﹤0.01% 2548
2017
Q2 		$22K Sell
209
-85
-29% -$4.94K ﹤0.01% 3196
2017
Q1 		$23K Buy
294
+49
+20% +$2.78K ﹤0.01% 3092
2016
Q4 		$30K Sell
245
-70
-22% -$3.74K ﹤0.01% 2645
2016
Q3 		$54K Buy
315
+274
+668% +$13K ﹤0.01% 2028
2016
Q2 		$21K Sell
41
-348
-89% -$14.4K ﹤0.01% 2836
2016
Q1 		$215K Buy
389
+302
+347% +$11.9K 0.02% 836
2015
Q4 		$7K Sell
87
-77
-47% -$5.39K ﹤0.01% 3584
2015
Q3 		$205K Buy
164
+158
+2,633% +$10.4K 0.02% 895
2015
Q2 		$2K Buy
6
+4
+200% +$245 ﹤0.01% 4227
2015
Q1 		$1K Buy
+2
New +$137 ﹤0.01% 4365

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

Simplex Trading's ALKS Position: Q1 2026 in Review

Simplex Trading opened a new position in Alkermes (ALKS) in Q1 2026: 13,138 shares worth $465K. The stake represents ﹤0.01% of the portfolio and ranks #3350 among its holdings. This is a return to the name: Simplex Trading previously reported a position in ALKS as recently as Q3 2025.

Simplex Trading first reported a position in ALKS in Q4 2014 and has held it in 32 quarters since. The position peaked at $2.59M in Q4 2017. 388 funds tracked by Wall St. Rank hold ALKS as of Q1 2026.

  • Simplex Trading held 13,138 shares of Alkermes worth $465K as of Q1 2026.
  • Alkermes was a new Simplex Trading position in Q1 2026.
  • Alkermes made up ﹤0.01% of Simplex Trading's portfolio in Q1 2026, its #3350 holding.
  • Simplex Trading first reported a position in Alkermes in Q4 2014 and has held it in 32 quarters since.
  • Simplex Trading's Alkermes position peaked at $2.59M in Q4 2017.
  • 388 funds tracked by Wall St. Rank held Alkermes as of Q1 2026.

Based on Simplex Trading's 13F filing for Q1 2026, filed 14 May 2026.