Citadel Advisors’s Alnylam Pharmaceuticals ALNY Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake
Trade Value Portfolio Weight Portfolio Position
2026
Q1
$7.75M Sell
23,415
-15,044
-39% -$5.12M 0.01% 3628
2025
Q4
$15.3M Sell
38,459
-183,384
-83% -$81.2M 0.01% 2679
2025
Q3
$101M Sell
221,843
-379,356
-63% -$154M 0.08% 837
2025
Q2
$196M Buy
601,199
+596,963
+14,093% +$165M 0.17% 418
2025
Q1
$1.14M Sell
4,236
-61,157
-94% -$15.7M ﹤0.01% 6671
2024
Q4
$15.4M Buy
65,393
+41,461
+173% +$10.9M 0.01% 2453
2024
Q3
$6.58M Sell
23,932
-343,357
-93% -$89.4M 0.01% 3512
2024
Q2
$89.3M Buy
367,289
+327,305
+819% +$51.7M 0.09% 748
2024
Q1
$5.98M Sell
39,984
-26,665
-40% -$4.45M 0.01% 3659
2023
Q4
$12.8M Buy
+66,649
New +$11.4M 0.01% 2533
2023
Q3
Sell
-29,563
Closed -$5.64M 14236
2023
Q2
$5.62M Sell
29,563
-74,773
-72% -$14.8M 0.01% 3472
2023
Q1
$20.9M Buy
104,336
+102,896
+7,146% +$21.6M 0.02% 1876
2022
Q4
$342K Sell
1,440
-81,132
-98% -$17.3M ﹤0.01% 9025
2022
Q3
$16.5M Buy
82,572
+74,878
+973% +$14.3M 0.02% 2101
2022
Q2
$1.12M Buy
7,694
+5,586
+265% +$792K ﹤0.01% 6761
2022
Q1
$344K Sell
2,108
-68,660
-97% -$10.5M ﹤0.01% 10276
2021
Q4
$12M Buy
70,768
+49,889
+239% +$9.27M 0.01% 2759
2021
Q3
$3.94M Sell
20,879
-18,070
-46% -$3.39M ﹤0.01% 4779
2021
Q2
$6.6M Sell
38,949
-84,277
-68% -$12.3M 0.01% 3865
2021
Q1
$17.4M Buy
123,226
+42,265
+52% +$6.36M 0.02% 2146
2020
Q4
$10.5M Buy
80,961
+54,428
+205% +$7.27M 0.01% 2579
2020
Q3
$3.86M Sell
26,533
-47,167
-64% -$6.7M 0.01% 3540
2020
Q2
$10.9M Sell
73,700
-36,658
-33% -$4.94M 0.01% 2116
2020
Q1
$12M Buy
110,358
+29,585
+37% +$3.41M 0.02% 1677
2019
Q4
$9.3M Buy
80,773
+367
+0.5% +$36.6K 0.01% 2288
2019
Q3
$6.47M Sell
80,406
-885,638
-92% -$70.1M 0.01% 2757
2019
Q2
$70.1M Buy
966,044
+953,740
+7,751% +$73.2M 0.09% 553
2019
Q1
$1.15M Sell
12,304
-17,316
-58% -$1.45M ﹤0.01% 5349
2018
Q4
$2.16M Sell
29,620
-5,856
-17% -$450K ﹤0.01% 4024
2018
Q3
$3.1M Sell
35,476
-1,212
-3% -$122K ﹤0.01% 3679
2018
Q2
$3.61M Buy
+36,688
New +$3.64M ﹤0.01% 3229
2018
Q1
Sell
-57,507
Closed -$7.41M 8228
2017
Q4
$7.31M Buy
57,507
+12,286
+27% +$1.54M 0.01% 2038
2017
Q3
$5.31M Buy
+45,221
New +$3.86M 0.01% 2250
2017
Q2
Hold
0
7422
2017
Q1
Sell
-9,632
Closed -$445K 7388
2016
Q4
$361K Buy
+9,632
New +$403K ﹤0.01% 5409
2016
Q3
Hold
0
7189
2016
Q2
Sell
-730,736
Closed -$46M 6777
2016
Q1
$45.9M Buy
730,736
+549,198
+303% +$36.5M 0.12% 327
2015
Q4
$17.1M Buy
181,538
+42,110
+30% +$3.9M 0.03% 928
2015
Q3
$11.2M Buy
139,428
+135,409
+3,369% +$15M 0.02% 1278
2015
Q2
$482K Sell
4,019
-111
-3% -$13.3K ﹤0.01% 5039
2015
Q1
$431K Sell
4,130
-5,410
-57% -$548K ﹤0.01% 5139
2014
Q4
$925K Sell
9,540
-241,810
-96% -$22.4M ﹤0.01% 3865
2014
Q3
$19.6M Buy
251,350
+249,369
+12,588% +$16.1M 0.04% 918
2014
Q2
$125K Sell
1,981
-24,538
-93% -$1.46M ﹤0.01% 6035
2014
Q1
$1.78M Buy
+26,519
New +$2.05M ﹤0.01% 2779
2013
Q4
Sell
-273,219
Closed -$16.3M 6987
2013
Q3
$17.5M Sell
273,219
-914,677
-77% -$45.6M 0.04% 783
2013
Q2
$36.8M Buy
+1,187,896
New +$31.6M 0.09% 355

Other funds holding ALNY