T. Rowe Price Investment Management
ALNY icon

T. Rowe Price Investment Management’s Alnylam Pharmaceuticals ALNY Stock Holding History

Quarter Market Value Status Shares Shares
Change %
Trade Value Portfolio Weight Portfolio Position
2025
Q2
$1.4B Sell
4,281,279
-136,866
-3% -$44.6M 0.88% 20
2025
Q1
$1.19B Buy
4,418,145
+33,696
+0.8% +$9.1M 0.79% 22
2024
Q4
$1.03B Buy
4,384,449
+1,245,195
+40% +$293M 0.64% 40
2024
Q3
$863M Sell
3,139,254
-14,373
-0.5% -$3.95M 0.52% 57
2024
Q2
$766M Buy
3,153,627
+280,723
+10% +$68.2M 0.48% 64
2024
Q1
$429M Sell
2,872,904
-553,159
-16% -$82.7M 0.26% 102
2023
Q4
$656M Buy
3,426,063
+27,204
+0.8% +$5.21M 0.43% 74
2023
Q3
$602M Buy
3,398,859
+161,235
+5% +$28.6M 0.43% 67
2023
Q2
$615M Buy
3,237,624
+206,803
+7% +$39.3M 0.42% 68
2023
Q1
$607M Sell
3,030,821
-171,972
-5% -$34.4M 0.44% 59
2022
Q4
$761M Buy
3,202,793
+10,609
+0.3% +$2.52M 0.58% 44
2022
Q3
$639M Buy
+3,192,184
New +$639M 0.51% 54