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 | $79.3M | Buy |
2,241,584
+1,043,316
| +87% | +$32.4M | 0.01% | 982 |
|
|
2025
Q4 | $33.5M | Buy |
1,198,268
+493,434
| +70% | +$14.8M | 0.01% | 1801 |
|
|
2025
Q3 | $21.1M | Buy |
704,834
+667,411
| +1,783% | +$18.8M | ﹤0.01% | 2258 |
|
|
2025
Q2 | $1.07M | Sell |
37,423
-46,944
| -56% | -$1.4M | ﹤0.01% | 6938 |
|
|
2025
Q1 | $2.79M | Buy |
84,367
+31,161
| +59% | +$1.02M | ﹤0.01% | 4898 |
|
|
2024
Q4 | $1.53M | Sell |
53,206
-29,718
| -36% | -$854K | ﹤0.01% | 6188 |
|
|
2024
Q3 | $2.32M | Sell |
82,924
-239,290
| -74% | -$6.38M | ﹤0.01% | 5255 |
|
|
2024
Q2 | $7.77M | Buy |
322,214
+267,931
| +494% | +$6.57M | ﹤0.01% | 3120 |
|
|
2024
Q1 | $1.47M | Buy |
+54,283
| New | +$1.54M | ﹤0.01% | 6130 |
|
|
2023
Q4 | – | Sell |
-378,762
| Closed | -$9.84M | – | 14207 |
|
|
2023
Q3 | $10.6M | Sell |
378,762
-1,102,707
| -74% | -$32.3M | ﹤0.01% | 2619 |
|
|
2023
Q2 | $46.4M | Sell |
1,481,469
-2,003,150
| -57% | -$60.7M | 0.01% | 1111 |
|
|
2023
Q1 | $98.2M | Sell |
3,484,619
-2,943,669
| -46% | -$80.2M | 0.02% | 622 |
|
|
2022
Q4 | $168M | Buy |
6,428,288
+2,746,011
| +75% | +$65.7M | 0.04% | 396 |
|
|
2022
Q3 | $82.2M | Buy |
3,682,277
+899,970
| +32% | +$23.4M | 0.02% | 714 |
|
|
2022
Q2 | $82.9M | Buy |
2,782,307
+439,328
| +19% | +$12.6M | 0.02% | 677 |
|
|
2022
Q1 | $61.6M | Buy |
2,342,979
+1,684,879
| +256% | +$41.7M | 0.01% | 970 |
|
|
2021
Q4 | $15.3M | Buy |
658,100
+104,142
| +19% | +$2.74M | ﹤0.01% | 2384 |
|
|
2021
Q3 | $17.1M | Buy |
553,958
+291,038
| +111% | +$8.22M | ﹤0.01% | 2232 |
|
|
2021
Q2 | $6.45M | Sell |
262,920
-48,822
| -16% | -$1.09M | ﹤0.01% | 3908 |
|
|
2021
Q1 | $5.82M | Buy |
311,742
+169,049
| +118% | +$3.46M | ﹤0.01% | 3930 |
|
|
2020
Q4 | $2.85M | Buy |
142,693
+63,275
| +80% | +$1.16M | ﹤0.01% | 4664 |
|
|
2020
Q3 | $1.32M | Buy |
79,418
+38,333
| +93% | +$697K | ﹤0.01% | 5525 |
|
|
2020
Q2 | $797K | Sell |
41,085
-596,063
| -94% | -$9.68M | ﹤0.01% | 6245 |
|
|
2020
Q1 | $9.19M | Sell |
637,148
-308,443
| -33% | -$5.51M | ﹤0.01% | 1948 |
|
|
2019
Q4 | $19.3M | Sell |
945,591
-349,786
| -27% | -$6.95M | 0.01% | 1519 |
|
|
2019
Q3 | $25.3M | Buy |
1,295,377
+755,854
| +140% | +$16.4M | 0.01% | 1266 |
|
|
2019
Q2 | $12.2M | Buy |
539,523
+427,099
| +380% | +$11.7M | 0.01% | 1940 |
|
|
2019
Q1 | $4.1M | Sell |
112,424
-123,083
| -52% | -$4.06M | ﹤0.01% | 3275 |
|
|
2018
Q4 | $6.95M | Buy |
235,507
+149,798
| +175% | +$5.52M | ﹤0.01% | 2336 |
|
|
2018
Q3 | $3.64M | Sell |
85,709
-153,734
| -64% | -$6.67M | ﹤0.01% | 3438 |
|
|
2018
Q2 | $9.86M | Buy |
239,443
+161,671
| +208% | +$7.36M | ﹤0.01% | 1949 |
|
|
2018
Q1 | $4.51M | Buy |
+77,772
| New | +$4.55M | ﹤0.01% | 2580 |
|
|
2017
Q2 | – | Sell |
-312,083
| Closed | -$18.1M | – | 7419 |
|
|
2017
Q1 | $18.3M | Buy |
312,083
+298,918
| +2,271% | +$17M | 0.02% | 1030 |
|
|
2016
Q4 | $732K | Buy |
+13,165
| New | +$704K | ﹤0.01% | 4318 |
|
|
2016
Q3 | – | Sell |
-876,823
| Closed | -$41.7M | – | 7185 |
|
|
2016
Q2 | $37.9M | Buy |
+876,823
| New | +$36.2M | 0.04% | 462 |
|
|
2016
Q1 | – | Sell |
-996,443
| Closed | -$39.4M | – | 6673 |
|
|
2015
Q4 | $79.1M | Sell |
996,443
-457,595
| -31% | -$32M | 0.09% | 247 |
|
|
2015
Q3 | $85.3M | Buy |
1,454,038
+179,956
| +14% | +$11.9M | 0.08% | 242 |
|
|
2015
Q2 | $82M | Buy |
1,274,082
+680,580
| +115% | +$41.6M | 0.07% | 297 |
|
|
2015
Q1 | $36.2M | Buy |
593,502
+494,360
| +499% | +$33.8M | 0.03% | 637 |
|
|
2014
Q4 | $5.81M | Buy |
99,142
+80,835
| +442% | +$4.12M | 0.01% | 1839 |
|
|
2014
Q3 | $785K | Sell |
18,307
-112,427
| -86% | -$5.04M | ﹤0.01% | 4022 |
|
|
2014
Q2 | $6.58M | Buy |
130,734
+109,986
| +530% | +$5.07M | 0.01% | 1609 |
|
|
2014
Q1 | $915K | Buy |
20,748
+18,727
| +927% | +$891K | ﹤0.01% | 3537 |
|
|
2013
Q4 | $82K | Sell |
2,021
-123,240
| -98% | -$4.55M | ﹤0.01% | 5756 |
|
|
2013
Q3 | $4.21M | Sell |
125,261
-75,743
| -38% | -$2.47M | 0.01% | 1709 |
|
|
2013
Q2 | $5.76M | Buy |
+201,004
| New | +$5.86M | 0.01% | 1448 |
|
Other funds holding ALKS
BBA
VPM
VCM
CC
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.