O'Shaughnessy Asset Management’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
$3.19M Sell
9,637
-290
-3% -$98.7K 0.02% 683
2025
Q4
$3.95M Buy
9,927
+619
+7% +$274K 0.02% 588
2025
Q3
$4.24M Buy
9,308
+2,872
+45% +$1.17M 0.02% 567
2025
Q2
$2.1M Buy
6,436
+2,633
+69% +$729K 0.01% 752
2025
Q1
$1.03M Buy
3,803
+360
+10% +$92.5K 0.01% 973
2024
Q4
$810K Sell
3,443
-286
-8% -$75.2K 0.01% 1055
2024
Q3
$1.06M Buy
3,729
+2,736
+276% +$712K 0.01% 883
2024
Q2
$241K Sell
993
-1,188
-54% -$188K ﹤0.01% 1466
2024
Q1
$326K Buy
2,181
+191
+10% +$31.9K ﹤0.01% 1276
2023
Q4
$381K Buy
1,990
+396
+25% +$67.5K 0.01% 1119
2023
Q3
$282K Buy
1,594
+258
+19% +$49.2K ﹤0.01% 1146
2023
Q2
$254K Buy
+1,336
New +$265K ﹤0.01% 1115
2023
Q1
Sell
-1,008
Closed -$240K 1479
2022
Q4
$240K Buy
+1,008
New +$215K ﹤0.01% 1051
2021
Q4
Sell
-220
Closed -$42K 1297
2021
Q3
$42K Buy
220
+92
+72% +$17.3K ﹤0.01% 1709
2021
Q2
$22K Hold
128
﹤0.01% 1805
2021
Q1
$18K Hold
128
﹤0.01% 1653
2020
Q4
$17K Sell
128
-2
-2% -$267 ﹤0.01% 1442
2020
Q3
$19K Sell
130
-8
-6% -$1.14K ﹤0.01% 1256
2020
Q2
$20K Buy
138
+117
+557% +$15.8K ﹤0.01% 1145
2020
Q1
$2K Buy
21
+11
+110% +$1.27K ﹤0.01% 1143
2019
Q4
$1K Buy
+10
New +$997 ﹤0.01% 1712

Other funds holding ALNY