The highest closing price for Alnylam Pharmaceuticals (ALNY) last month was $482.13, on September 9. It was up 2.3% for the month. The latest price is $460.51.
| DATE | OPEN | HIGH | LOW | CLOSE | VOLUME |
|---|---|---|---|---|---|
September 30 2025 | $445.22 | $459.30 | $445.22 | $456.00 | 1,379,551 |
September 29 2025 | $448.00 | $451.63 | $446.30 | $447.49 | 719,079 |
September 26 2025 | $453.05 | $453.05 | $442.51 | $446.40 | 812,999 |
September 25 2025 | $457.03 | $459.00 | $446.42 | $449.58 | 685,313 |
September 24 2025 | $454.35 | $462.69 | $450.97 | $458.37 | 975,991 |
September 23 2025 | $452.83 | $457.47 | $450.50 | $454.41 | 1,024,608 |
September 22 2025 | $453.56 | $462.88 | $450.23 | $458.92 | 971,763 |
September 19 2025 | $457.68 | $457.68 | $450.72 | $453.56 | 1,713,315 |
September 18 2025 | $454.00 | $456.94 | $443.75 | $452.17 | 1,061,008 |
September 17 2025 | $455.76 | $463.88 | $450.70 | $451.73 | 1,445,600 |
September 16 2025 | $465.14 | $467.28 | $457.99 | $461.24 | 773,501 |
September 15 2025 | $464.80 | $466.24 | $454.51 | $461.14 | 910,067 |
September 12 2025 | $468.29 | $475.69 | $465.48 | $465.89 | 630,781 |
September 11 2025 | $474.34 | $474.34 | $465.16 | $468.58 | 1,005,306 |
September 10 2025 | $478.50 | $480.05 | $461.47 | $469.31 | 1,817,375 |
September 09 2025 | $461.12 | $484.21 | $455.30 | $482.13 | 3,217,762 |
September 08 2025 | $457.31 | $463.00 | $452.85 | $455.03 | 925,993 |
September 05 2025 | $453.45 | $455.28 | $444.66 | $452.00 | 751,500 |
September 04 2025 | $449.43 | $458.30 | $447.11 | $453.54 | 714,264 |
September 03 2025 | $444.77 | $456.18 | $442.73 | $447.43 | 1,301,079 |
September 02 2025 | $445.84 | $454.50 | $441.50 | $447.00 | 1,072,100 |
Daily pricing data for Alnylam Pharmaceuticals dates back to 5/28/2004, and may be incomplete.
