Position history for MARSHALL WACE, LLP's holdings in ALNYLAM PHARMACEUTICALS INC
MARSHALL WACE, LLP holds 1.1M shares of ALNY (ALNYLAM PHARMACEUTICALS INC), worth $363.7M as of 2026-Q1. The position was increased (+99.9% shares). ALNY represents 0.4% of MARSHALL WACE, LLP's portfolio.
Current Value
$363.7M
Current Shares
1.1M
Total Value Change
+$346.3M
Total Shares Change
+1M
Other major holders of ALNY: UBS AM, a distinct business unit of UBS ASSET MANAGEMENT AMERICAS LLC
Increased |
| 1.1M |
+99.9% |
| $363.7M |
| 0.4% |
| $318.65 |
60 |
| 2025-Q4 | Increased | 549,922 | +8.2% | $218.7M | 0.2% | $397.25 | 40 |
| 2025-Q3 | Increased | 508,371 | +113.1% | $231.8M | 0.2% | $447.49 | 59 |
| 2025-Q2 | Decreased | 238,573 | -11.3% | $77.8M | 0.1% | $322.83 | 0 |
| 2025-Q1 | Decreased | 268,932 | -29.0% | $72.6M | 0.1% | $268.46 | 0 |
| 2024-Q4 | Increased | 378,649 | +496.6% | $89.1M | 0.1% | $236.01 | 58 |
| 2024-Q3 | New | 63,467 | - | $17.5M | 0.0% | $274.91 | 39 |