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ALNY
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Position history for Capital Research Global Investors's holdings in ALNYLAM PHARMACEUTICALS INC

Capital Research Global Investors holds 9.5M shares of ALNY (ALNYLAM PHARMACEUTICALS INC), worth $3.1B as of 2026-Q1. The position was increased (+39.7% shares). ALNY represents 0.5% of Capital Research Global Investors's portfolio.

Current Value

$3.1B

Current Shares

9.5M

Total Value Change

+$2.3B

Total Shares Change

+6.2M

Quarter-by-Quarter History
QuarterActionSharesChangeValueWeightPriceConviction
2026-Q1
Latest
Increased
9.5M
+39.7%
$3.1B0.5%$318.65
51
2025-Q4
Decreased
6.8M
-6.1%
$2.7B0.5%$397.25
0
2025-Q3
Increased
7.2M
+0.4%
$3.3B0.6%$447.49
45
2025-Q2
Increased
7.2M
+0.5%
$2.3B0.5%$322.83
38
2025-Q1
Increased
7.2M
+2.7%
$1.9B0.4%$268.46
39
2024-Q4
Increased
7M
+32.9%
$1.6B0.3%$236.01
49
2024-Q3
Increased
5.2M
+61.1%
$1.4B0.3%$274.91
55
2024-Q2
Increased
3.3M
+3.5%
$791.1M0.2%$243.00
39

Other major holders of ALNY: FMR LLC, Capital World Investors, VANGUARD GROUP INC

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