Citadel Advisors’s Alkermes ALKS Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$2.35M Buy
66,500
+44,700
+205% +$1.39M ﹤0.01% 5747
2025
Q4
$610K Buy
+21,800
New +$653K ﹤0.01% 8556
2025
Q3
Sell
-26,600
Closed -$761K 12669
2025
Q2
$761K Buy
26,600
+8,000
+43% +$238K ﹤0.01% 7673
2025
Q1
$614K Buy
18,600
+1,600
+9% +$52.2K ﹤0.01% 8024
2024
Q4
$489K Sell
17,000
-1,500
-8% -$43.1K ﹤0.01% 8600
2024
Q3
$518K Buy
18,500
+500
+3% +$13.3K ﹤0.01% 8191
2024
Q2
$434K Sell
18,000
-8,100
-31% -$199K ﹤0.01% 8337
2024
Q1
$707K Buy
26,100
+1,800
+7% +$51.1K ﹤0.01% 7653
2023
Q4
$674K Sell
24,300
-25,200
-51% -$655K ﹤0.01% 7473
2023
Q3
$1.39M Buy
49,500
+4,300
+10% +$126K ﹤0.01% 5925
2023
Q2
$1.41M Sell
45,200
-4,800
-10% -$145K ﹤0.01% 5783
2023
Q1
$1.41M Sell
50,000
-377,500
-88% -$10.3M ﹤0.01% 6041
2022
Q4
$11.2M Buy
427,500
+392,400
+1,118% +$9.39M ﹤0.01% 2675
2022
Q3
$784K Sell
35,100
-5,600
-14% -$146K ﹤0.01% 7515
2022
Q2
$1.21M Buy
40,700
+16,200
+66% +$465K ﹤0.01% 6574
2022
Q1
$645K Sell
24,500
-32,400
-57% -$802K ﹤0.01% 8774
2021
Q4
$1.32M Sell
56,900
-34,100
-37% -$897K ﹤0.01% 7202
2021
Q3
$2.81M Buy
91,000
+52,500
+136% +$1.48M ﹤0.01% 5529
2021
Q2
$944K Sell
38,500
-60,500
-61% -$1.35M ﹤0.01% 8510
2021
Q1
$1.85M Buy
99,000
+27,000
+38% +$553K ﹤0.01% 6577
2020
Q4
$1.44M Buy
72,000
+42,400
+143% +$776K ﹤0.01% 6034
2020
Q3
$490K Sell
29,600
-9,200
-24% -$167K ﹤0.01% 7338
2020
Q2
$753K Buy
38,800
+18,300
+89% +$297K ﹤0.01% 6349
2020
Q1
$296K Buy
20,500
+7,900
+63% +$141K ﹤0.01% 7360
2019
Q4
$257K Sell
12,600
-4,800
-28% -$95.4K ﹤0.01% 7820
2019
Q3
$339K Sell
17,400
-16,000
-48% -$348K ﹤0.01% 7378
2019
Q2
$753K Sell
33,400
-4,400
-12% -$121K ﹤0.01% 6165
2019
Q1
$1.38M Sell
37,800
-5,400
-13% -$178K ﹤0.01% 5043
2018
Q4
$1.27M Sell
43,200
-18,200
-30% -$671K ﹤0.01% 4918
2018
Q3
$2.61M Buy
61,400
+11,100
+22% +$482K ﹤0.01% 3964
2018
Q2
$2.07M Buy
50,300
+38,700
+334% +$1.76M ﹤0.01% 4054
2018
Q1
$672K Sell
11,600
-4,300
-27% -$252K ﹤0.01% 5388
2017
Q4
$870K Buy
15,900
+11,500
+261% +$587K ﹤0.01% 4849
2017
Q3
$224K Sell
4,400
-100
-2% -$5.35K ﹤0.01% 6521
2017
Q2
$261K Sell
4,500
-3,600
-44% -$209K ﹤0.01% 6135
2017
Q1
$474K Sell
8,100
-5,500
-40% -$312K ﹤0.01% 5120
2016
Q4
$756K Buy
13,600
+2,300
+20% +$123K ﹤0.01% 4260
2016
Q3
$531K Sell
11,300
-6,200
-35% -$295K ﹤0.01% 4765
2016
Q2
$756K Sell
17,500
-11,100
-39% -$458K ﹤0.01% 3935
2016
Q1
$978K Buy
28,600
+10,000
+54% +$395K ﹤0.01% 3517
2015
Q4
$1.48M Buy
18,600
+100
+0.5% +$7K ﹤0.01% 3104
2015
Q3
$1.08M Sell
18,500
-300
-2% -$19.8K ﹤0.01% 3713
2015
Q2
$1.21M Sell
18,800
-500
-3% -$30.6K ﹤0.01% 3719
2015
Q1
$1.18M Buy
19,300
+4,400
+30% +$301K ﹤0.01% 3734
2014
Q4
$873K Sell
14,900
-4,200
-22% -$214K ﹤0.01% 3928
2014
Q3
$819K Sell
19,100
-2,000
-9% -$89.6K ﹤0.01% 3967
2014
Q2
$1.06M Sell
21,100
-7,000
-25% -$323K ﹤0.01% 3415
2014
Q1
$1.24M Buy
28,100
+6,900
+33% +$328K ﹤0.01% 3168
2013
Q4
$862K Sell
21,200
-8,200
-28% -$303K ﹤0.01% 3363
2013
Q3
$988K Sell
29,400
-3,800
-11% -$124K ﹤0.01% 3135
2013
Q2
$952K Buy
+33,200
New +$968K ﹤0.01% 3232

Other funds holding ALKS

Citadel Advisors's ALKS Position: Q1 2026 in Review

Citadel Advisors increased its Alkermes (ALKS) stake by 87% in Q1 2026, buying an estimated $32.4M and bringing the position to 2,241,584 shares worth $79.3M. The position accounts for 0.01% of the portfolio, ranked #982.

Citadel Advisors first reported a position in ALKS in Q2 2013 and has held it in 46 quarters since. The position peaked at $168M in Q4 2022. 388 funds tracked by Wall St. Rank hold ALKS as of Q1 2026.

  • Citadel Advisors held 2,241,584 shares of Alkermes worth $79.3M as of Q1 2026.
  • Citadel Advisors bought 1,043,316 Alkermes shares in Q1 2026, an estimated $32.4M.
  • Alkermes made up 0.01% of Citadel Advisors's portfolio in Q1 2026, its #982 holding.
  • Citadel Advisors first reported a position in Alkermes in Q2 2013 and has held it in 46 quarters since.
  • Citadel Advisors's Alkermes position peaked at $168M in Q4 2022.
  • 388 funds tracked by Wall St. Rank held Alkermes as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.