Capital Research Global Investors
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Capital Research Global Investors’s Alnylam Pharmaceuticals ALNY Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$2.35B Buy
7,191,656
+36,928
+0.5% +$12M 0.47% 50
2025
Q1
$1.93B Buy
7,154,728
+186,215
+3% +$50.3M 0.42% 60
2024
Q4
$1.64B Buy
6,968,513
+1,724,610
+33% +$406M 0.34% 67
2024
Q3
$1.44B Buy
5,243,903
+1,988,255
+61% +$547M 0.3% 75
2024
Q2
$791M Buy
3,255,648
+110,661
+4% +$26.9M 0.17% 112
2024
Q1
$470M Buy
3,144,987
+214,908
+7% +$32.1M 0.11% 151
2023
Q4
$561M Buy
2,930,079
+146,236
+5% +$28M 0.14% 144
2023
Q3
$493M Buy
2,783,843
+429,082
+18% +$76M 0.14% 149
2023
Q2
$447M Sell
2,354,761
-84,835
-3% -$16.1M 0.12% 153
2023
Q1
$489M Buy
2,439,596
+1,607,479
+193% +$322M 0.14% 136
2022
Q4
$198M Buy
+832,117
New +$198M 0.06% 215