ALNY: Alnylam Pharmaceuticals Inc.

As of Friday, August 21st, 2026

$ 229.30

-- 0 0%

Open: 229.30
High: 229.30
Low: 229.30
Volume: N/A
Previous Close on Thursday, August 20th, 2026

$ 229.30

-13.31 -5.49%

Open: 239.00
High: 240.88
Low: 228.74
Volume: 1,685,935

Historical Data

Date Open High Low Close Volume Chg %Chg
2026-08-20 239.00 240.88 228.74 229.30 1,685,935 -13.31 -5.49
2026-08-19 234.36 244.03 233.40 242.61 1,859,650 +14.00 +6.12
2026-08-18 226.27 230.91 222.01 228.61 1,554,933 +4.01 +1.79
2026-08-17 225.76 227.99 222.12 224.60 1,375,338 -4.05 -1.77
2026-08-14 223.52 228.98 220.23 228.65 1,523,215 +1.53 +0.67
2026-08-13 225.95 227.54 222.70 227.12 1,430,848 +3.17 +1.42
2026-08-12 219.00 224.66 219.00 223.95 1,394,148 +2.75 +1.24
2026-08-11 217.41 223.44 216.50 221.20 1,393,306 +4.22 +1.94
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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 244.03
On 2026-08-19		 220.23
On 2026-08-14		 2.18 0.96 244.03
On 2026-08-19		 228.74
On 2026-08-20		 -6.27 230.75
10D 244.03
On 2026-08-19		 210.49
On 2026-08-07		 13.18 6.10 244.03
On 2026-08-19		 228.74
On 2026-08-20		 -6.27 226.22
20D 290.60
On 2026-07-29		 197.81
On 2026-07-30		 -39.44 -14.68 290.60
On 2026-07-29		 197.81
On 2026-07-30		 -31.93 234.15
WTD 244.03
On 2026-08-19		 222.01
On 2026-08-18		 0.65 0.28 244.03
On 2026-08-19		 228.74
On 2026-08-20		 -6.27 231.28
MTD 244.03
On 2026-08-19		 208.04
On 2026-08-03		 23.78 11.57 234.00
On 2026-08-06		 210.49
On 2026-08-07		 -10.05 224.74
As of Thursday, August 20th, 2026
 
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ALNY

Alnylam Pharmaceuticals Inc.

229.30 0.00 0.00