Position history for Capital World Investors's holdings in ALNYLAM PHARMACEUTICALS INC
Capital World Investors holds 16.3M shares of ALNY (ALNYLAM PHARMACEUTICALS INC), worth $6.5B as of 2025-Q4. The position was decreased (-0.8% shares). ALNY represents 0.9% of Capital World Investors's portfolio.
Current Value
$6.5B
Current Shares
16.3M
Total Value Change
+$2.8B
Total Shares Change
+1.3M
Other major holders of ALNY: UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
Decreased |
| 16.3M |
-0.8% |
| $6.5B |
| 0.9% |
| $397.25 |
0 |
| 2025-Q3 | Decreased | 16.4M | -2.2% | $7.5B | 1.0% | $447.49 | 0 |
| 2025-Q2 | Increased | 16.8M | +0.3% | $5.5B | 0.8% | $322.83 | 45 |
| 2025-Q1 | Increased | 16.7M | +0.9% | $4.5B | 0.7% | $268.46 | 45 |
| 2024-Q4 | Increased | 16.6M | +0.6% | $3.9B | 0.6% | $236.01 | 45 |
| 2024-Q3 | Increased | 16.5M | +10.3% | $4.5B | 0.7% | $274.91 | 50 |
| 2024-Q2 | Increased | 15M | +17.1% | $3.6B | 0.6% | $243.00 | 52 |