ALNY: Alnylam Pharmaceuticals Inc.

As of Friday, May 15th, 2026

$ 286.98

-6.47 -2.20%

Open: 294.78
High: 298.00
Low: 286.76
Volume: 1,103,908
Previous Close on Thursday, May 14th, 2026

$ 293.45

+1.97 +0.68%

Open: 290.72
High: 297.00
Low: 287.51
Volume: 870,239

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-05-15 294.78 298.00 286.76 286.98 1,103,908 -6.47 -2.20
2026-05-14 290.72 297.00 287.51 293.45 870,239 +1.97 +0.68
2026-05-13 290.70 298.38 288.56 291.48 975,595 -0.55 -0.19
2026-05-12 288.66 295.86 286.73 292.03 826,074 +7.19 +2.52
2026-05-11 294.15 296.37 284.28 284.84 1,227,194 -10.21 -3.46
2026-05-08 295.91 300.17 293.06 295.05 915,953 -0.86 -0.29
2026-05-07 300.55 303.46 293.78 295.91 1,123,191 -7.09 -2.34
2026-05-06 301.57 306.03 298.96 303.00 1,012,310 +1.89 +0.63
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Metrics and Technicals

Period High Low Chg %Chg Max Drawdown SMA
Peak Trough %Loss
Period High Low Chg %Chg MDD SMA
5D 298.38
On 2026-05-13		 284.28
On 2026-05-11		 -8.07 -2.74 298.38
On 2026-05-13		 286.76
On 2026-05-15		 -3.89 289.76
10D 306.03
On 2026-05-06		 284.28
On 2026-05-11		 -9.13 -3.08 306.03
On 2026-05-06		 284.28
On 2026-05-11		 -7.11 294.18
20D 317.56
On 2026-04-30		 284.28
On 2026-05-11		 -22.68 -7.32 317.56
On 2026-04-30		 284.28
On 2026-05-11		 -10.48 300.42
WTD 298.38
On 2026-05-13		 284.28
On 2026-05-11		 -8.07 -2.74 298.38
On 2026-05-13		 286.76
On 2026-05-15		 -3.89 289.76
MTD 311.88
On 2026-05-01		 284.28
On 2026-05-11		 -22.51 -7.27 311.88
On 2026-05-01		 284.28
On 2026-05-11		 -8.85 294.35
As of Friday, May 15th, 2026
 
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ALNY

Alnylam Pharmaceuticals Inc.

286.98 -6.47 -2.20 1,103,908