Jane Street’s Alnylam Pharmaceuticals ALNY Stock Holding History

Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change %
Capital Flow Portfolio Weight Portfolio Position
2025
Q2
$7.45M Sell
22,856
-75,695
-77% -$24.7M ﹤0.01% 1041
2025
Q1
$26.6M Sell
98,551
-62,086
-39% -$16.8M 0.01% 357
2024
Q4
$37.8M Buy
160,637
+24,356
+18% +$5.73M 0.01% 269
2024
Q3
$37.5M Sell
136,281
-3,216
-2% -$884K 0.01% 241
2024
Q2
$33.9M Sell
139,497
-24,441
-15% -$5.94M 0.01% 409
2024
Q1
$24.5M Buy
163,938
+66,575
+68% +$9.95M 0.01% 419
2023
Q4
$18.6M Buy
97,363
+42,327
+77% +$8.1M ﹤0.01% 574
2023
Q3
$9.75M Buy
55,036
+18,394
+50% +$3.26M ﹤0.01% 855
2023
Q2
$6.96M Sell
36,642
-36,227
-50% -$6.88M ﹤0.01% 1232
2023
Q1
$14.6M Sell
72,869
-46,107
-39% -$9.24M 0.01% 526
2022
Q4
$28.3M Sell
118,976
-154,013
-56% -$36.6M 0.01% 283
2022
Q3
$54.6M Buy
272,989
+143,137
+110% +$28.7M 0.02% 150
2022
Q2
$18.9M Buy
129,852
+62,289
+92% +$9.08M 0.01% 379
2022
Q1
$11M Sell
67,563
-48,394
-42% -$7.9M ﹤0.01% 640
2021
Q4
$19.7M Buy
115,957
+100,355
+643% +$17M 0.01% 375
2021
Q3
$2.95M Sell
15,602
-44,299
-74% -$8.36M ﹤0.01% 1431
2021
Q2
$10.2M Buy
59,901
+42,101
+237% +$7.14M ﹤0.01% 532
2021
Q1
$2.51M Buy
17,800
+10,918
+159% +$1.54M ﹤0.01% 1406
2020
Q4
$895K Sell
6,882
-7,469
-52% -$971K ﹤0.01% 2215
2020
Q3
$2.09M Sell
14,351
-65,446
-82% -$9.53M ﹤0.01% 1165
2020
Q2
$11.8M Buy
79,797
+73,111
+1,093% +$10.8M 0.01% 345
2020
Q1
$728K Buy
+6,686
New +$728K ﹤0.01% 1842
2019
Q4
Sell
-11,992
Closed -$965K 3238
2019
Q3
$965K Buy
11,992
+212
+2% +$17.1K ﹤0.01% 1548
2019
Q2
$855K Sell
11,780
-14,102
-54% -$1.02M ﹤0.01% 1791
2019
Q1
$2.42M Buy
25,882
+11,157
+76% +$1.04M ﹤0.01% 969
2018
Q4
$1.07M Sell
14,725
-46,807
-76% -$3.41M ﹤0.01% 1385
2018
Q3
$5.39M Buy
+61,532
New +$5.39M 0.01% 481
2018
Q2
Sell
-9,237
Closed -$1.1M 3211
2018
Q1
$1.1M Buy
9,237
+5,987
+184% +$713K ﹤0.01% 1504
2017
Q4
$413K Sell
3,250
-5,417
-63% -$688K ﹤0.01% 2183
2017
Q3
$1.02M Sell
8,667
-143
-2% -$16.8K ﹤0.01% 1359
2017
Q2
$703K Buy
+8,810
New +$703K ﹤0.01% 1613
2017
Q1
Sell
-44,616
Closed -$1.67M 2703
2016
Q4
$1.67M Buy
+44,616
New +$1.67M 0.01% 804
2016
Q3
Hold
0
2688
2016
Q2
Sell
-14,095
Closed -$885K 2560
2016
Q1
$885K Buy
14,095
+4,993
+55% +$314K 0.01% 1135
2015
Q4
$857K Buy
9,102
+2,856
+46% +$269K 0.01% 1174
2015
Q3
$502K Sell
6,246
-20,716
-77% -$1.66M ﹤0.01% 1570
2015
Q2
$3.23M Buy
26,962
+18,933
+236% +$2.27M 0.02% 425
2015
Q1
$838K Buy
+8,029
New +$838K 0.01% 1042
2014
Q3
Sell
-4,601
Closed -$291K 2155
2014
Q2
$291K Sell
4,601
-10,828
-70% -$685K ﹤0.01% 1610
2014
Q1
$1.04M Sell
15,429
-36,724
-70% -$2.47M 0.01% 743
2013
Q4
$3.35M Buy
+52,153
New +$3.35M 0.05% 195