Winslow Capital Management
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Winslow Capital Management’s Alnylam Pharmaceuticals ALNY Stock Holding History

Winslow Capital Management’s Portfolio ALNY Stock Details ALNY Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Shares
Change % 		Capital Flow Portfolio Weight Portfolio Position
2025
Q2 		$384M Sell
1,177,439
-9,739
-0.8% -$3.18M 1.28% 26
2025
Q1 		$321M Buy
1,187,178
+166,611
+16% +$45M 1.28% 29
2024
Q4 		$240M Buy
1,020,567
+58,960
+6% +$13.9M 0.85% 41
2024
Q3 		$264M Buy
+961,607
New +$264M 0.95% 40