NASDAQ : ALNY
Alnylam Pharmaceuticals, Inc. — Price history
Healthcare · Biotechnology · United States
Last price 165 USD (Oct 30, 2026, 4:00 PM EDT) · Market cap 22.10B
Overview · Financial statements · Key statistics · Dividends · Company profile · Price history · Reports
Price history
Alnylam Pharmaceuticals, Inc. (ALNY) closed at 165 USD on 2026-10-30. Daily open, high, low, close and volume for recent sessions:
| Date | Open | High | Low | Close | Volume | Change |
|---|---|---|---|---|---|---|
| 2026-10-30 | 172.7 | 180.61 | 163.3 | 165 | 7,056,825 | -5.17% |
| 2026-10-29 | 185.59 | 202.37 | 172.31 | 174 | 11,802,855 | -25.13% |
| 2026-10-28 | 222.72 | 232.88 | 220 | 232.4 | 1,944,031 | +2.47% |
| 2026-10-27 | 225 | 228.49 | 222.82 | 226.79 | 1,603,484 | -0.38% |
| 2026-10-26 | 226.24 | 232.48 | 224.1 | 227.66 | 1,436,998 | +1.62% |
| 2026-10-23 | 227.28 | 229.39 | 222 | 224.03 | 1,055,960 | -1.43% |
| 2026-10-22 | 224.92 | 229.82 | 223.76 | 227.28 | 2,212,201 | +0.97% |
| 2026-10-21 | 227.86 | 230.84 | 224.88 | 225.1 | 1,181,021 | -2.43% |
| 2026-10-20 | 237.73 | 238.96 | 229.54 | 230.71 | 1,505,185 | -1.11% |
| 2026-10-19 | 232.645 | 236.54 | 231.255 | 233.29 | 1,344,122 | +0.63% |
| 2026-10-16 | 235.18 | 237.98 | 231.29 | 231.83 | 1,404,860 | -0.94% |
| 2026-10-15 | 230 | 234.3 | 228.12 | 234.03 | 1,257,474 | +4.26% |
| 2026-10-14 | 224.49 | 229.56 | 222.25 | 224.47 | 1,105,653 | +0.29% |
| 2026-10-13 | 228.93 | 229.525 | 221.56 | 223.82 | 1,119,026 | -1.41% |
| 2026-10-12 | 233.13 | 233.6 | 226.35 | 227.02 | 916,918 | -2.43% |
| 2026-10-09 | 224.74 | 232.935 | 222.705 | 232.68 | 959,450 | +3.63% |
| 2026-10-08 | 222.03 | 225.9 | 218.39 | 224.53 | 1,771,700 | +0.05% |
| 2026-10-07 | 224.39 | 230.42 | 222.46 | 224.41 | 1,064,112 | +0.21% |
| 2026-10-06 | 221.015 | 229.18 | 217.18 | 223.94 | 1,356,362 | +1.84% |
| 2026-10-05 | 218.36 | 222.08 | 215.46 | 219.89 | 1,281,104 | +0.08% |
| 2026-10-02 | 231.31 | 231.36 | 219.4 | 219.72 | 1,661,854 | -4.96% |
| 2026-10-01 | 248.21 | 251.71 | 230.06 | 231.18 | 2,017,406 | -6.31% |
| 2026-09-30 | 253.68 | 254.44 | 246.66 | 246.74 | 1,044,414 | -2.89% |
| 2026-09-29 | 254.86 | 257.27 | 251.02 | 254.07 | 787,081 | -0.51% |
| 2026-09-28 | 256.28 | 256.6 | 248.12 | 255.36 | 1,147,872 | -0.23% |
| 2026-09-25 | 248.39 | 256.66 | 247.51 | 255.96 | 1,084,529 | +2.55% |
| 2026-09-24 | 246.51 | 251.81 | 245.52 | 249.59 | 933,737 | +1.25% |
| 2026-09-23 | 249.99 | 253.81 | 245.34 | 246.51 | 1,481,713 | -2.04% |
| 2026-09-22 | 246.86 | 255.511 | 244.13 | 251.65 | 1,131,952 | +3.00% |
| 2026-09-21 | 240.37 | 247.1 | 237.965 | 244.32 | 1,152,874 | +1.99% |
| 2026-09-18 | 246.41 | 246.49 | 238.51 | 239.56 | 2,756,178 | -2.42% |
| 2026-09-17 | 242.6 | 245.63 | 239.5 | 245.51 | 1,006,573 | +2.57% |
| 2026-09-16 | 239.5 | 242.24 | 236 | 239.36 | 853,903 | +0.46% |
| 2026-09-15 | 246.99 | 247.425 | 237.44 | 238.27 | 2,175,150 | -4.69% |
| 2026-09-14 | 250.165 | 252.79 | 244.18 | 249.99 | 997,229 | +0.53% |
| 2026-09-11 | 248.05 | 254.08 | 246.01 | 248.68 | 1,177,421 | +0.47% |
| 2026-09-10 | 256.68 | 256.68 | 246.42 | 247.51 | 1,626,331 | -4.07% |
| 2026-09-09 | 257.07 | 261.98 | 253.275 | 258 | 1,426,414 | -0.81% |
| 2026-09-08 | 259 | 272.08 | 254.005 | 260.1 | 2,008,633 | -2.26% |
| 2026-09-04 | 258.58 | 266.85 | 258.02 | 266.11 | 1,431,221 | +0.61% |
| 2026-09-03 | 265.94 | 271.19 | 261.54 | 264.5 | 1,710,078 | -1.08% |
| 2026-09-02 | 246.48 | 269.94 | 246.48 | 267.4 | 3,286,329 | +8.65% |
| 2026-09-01 | 242.398 | 248.13 | 238 | 246.11 | 1,941,271 | +2.25% |
| 2026-08-31 | 235.94 | 243.02 | 233.331 | 240.69 | 1,636,349 | +1.51% |
| 2026-08-28 | 224.465 | 239.08 | 223.61 | 237.1 | 1,847,139 | +0.23% |
| 2026-08-27 | 236.56 | 238 | 230.455 | 236.56 | 1,293,542 | -1.02% |
| 2026-08-26 | 238.54 | 242.89 | 236.6 | 239 | 1,116,266 | -0.45% |
| 2026-08-25 | 236.56 | 240.67 | 235.411 | 240.08 | 1,576,352 | +1.72% |
| 2026-08-24 | 235.83 | 237.905 | 228.59 | 236.01 | 2,137,241 | -0.09% |
| 2026-08-21 | 228.88 | 238.97 | 228.34 | 236.22 | 1,906,404 | +3.02% |
| 2026-08-20 | 239 | 240.88 | 228.74 | 229.3 | 1,701,704 | -5.49% |
| 2026-08-19 | 234.36 | 244.03 | 233.4 | 242.61 | 1,879,215 | +6.12% |
| 2026-08-18 | 226.27 | 230.91 | 222.01 | 228.61 | 1,600,400 | +1.79% |
| 2026-08-17 | 225.76 | 227.99 | 222.12 | 224.6 | 1,539,238 | -1.77% |
| 2026-08-14 | 223.52 | 228.98 | 220.23 | 228.65 | 1,525,934 | +0.67% |
| 2026-08-13 | 225.95 | 227.54 | 222.7 | 227.12 | 1,449,424 | +1.42% |
| 2026-08-12 | 219 | 224.66 | 219 | 223.95 | 1,621,305 | +1.24% |
| 2026-08-11 | 217.41 | 223.44 | 216.5 | 221.2 | 1,438,183 | +1.94% |
| 2026-08-10 | 218 | 223.498 | 215.61 | 216.98 | 1,404,831 | -1.01% |
| 2026-08-07 | 217.31 | 219.64 | 210.49 | 219.2 | 1,735,992 | +1.43% |
| 2026-08-06 | 228.58 | 234 | 212.978 | 216.12 | 2,274,559 | -5.51% |
| 2026-08-05 | 221.74 | 229.65 | 221.501 | 228.72 | 2,734,599 | +4.44% |
| 2026-08-04 | 220.33 | 222.585 | 215.07 | 219 | 3,107,854 | -0.60% |
| 2026-08-03 | 208.035 | 220.49 | 208.035 | 220.33 | 3,400,184 | +7.21% |
| 2026-07-31 | 205.46 | 207.99 | 200.11 | 205.52 | 4,477,567 | +0.02% |
| 2026-07-30 | 225.02 | 230 | 197.81 | 205.48 | 9,835,843 | -28.31% |
| 2026-07-29 | 288.09 | 290.6 | 284.15 | 286.62 | 1,301,501 | -0.62% |
| 2026-07-28 | 282.79 | 290.47 | 281.225 | 288.41 | 1,437,745 | +3.60% |
| 2026-07-27 | 272.66 | 284.68 | 272.66 | 278.4 | 1,409,631 | +2.44% |
| 2026-07-24 | 268.74 | 275.58 | 265.64 | 271.77 | 1,151,029 | +1.13% |
| 2026-07-23 | 265.95 | 269.22 | 262.21 | 268.74 | 1,140,798 | +0.66% |
| 2026-07-22 | 270.84 | 273.715 | 264.21 | 266.99 | 1,104,662 | -1.61% |
| 2026-07-21 | 272.4 | 278.3 | 270.01 | 271.37 | 982,811 | -0.48% |
| 2026-07-20 | 267.55 | 275.25 | 266.27 | 272.67 | 1,359,742 | +1.94% |
| 2026-07-17 | 280.99 | 284.36 | 266.43 | 267.47 | 1,378,518 | -5.54% |
| 2026-07-16 | 279.645 | 286.599 | 273.78 | 283.15 | 1,436,413 | +1.44% |
| 2026-07-15 | 281.7 | 284.796 | 275.84 | 279.14 | 1,284,941 | -0.75% |
| 2026-07-14 | 283.55 | 286.755 | 279.43 | 281.26 | 1,093,297 | -2.36% |
| 2026-07-13 | 298.01 | 298.76 | 279.41 | 288.06 | 2,682,652 | -3.58% |
| 2026-07-10 | 314.71 | 322.49 | 293.78 | 298.76 | 2,538,292 | -4.49% |
| 2026-07-09 | 378.49 | 380 | 311.1 | 312.79 | 5,864,993 | -3.31% |
| 2026-07-08 | 318.5 | 325.37 | 316.775 | 323.5 | 897,702 | +0.59% |
| 2026-07-07 | 317.07 | 321.98 | 315.35 | 321.59 | 980,502 | +2.73% |
| 2026-07-06 | 319.34 | 319.34 | 307.13 | 313.04 | 891,867 | +0.08% |
| 2026-07-02 | 303.87 | 317.17 | 303 | 312.78 | 1,093,526 | +3.68% |
| 2026-07-01 | 304.54 | 309.275 | 301.5 | 301.67 | 1,070,648 | +0.21% |
| 2026-06-30 | 296.82 | 302.74 | 295.18 | 301.03 | 1,411,543 | +2.56% |
| 2026-06-29 | 296.97 | 298.275 | 291.9 | 293.52 | 1,367,343 | +0.74% |
| 2026-06-26 | 297.57 | 302.96 | 290.37 | 291.37 | 1,490,610 | -0.61% |
| 2026-06-25 | 293.68 | 298.345 | 290.065 | 293.17 | 1,128,203 | -0.30% |
| 2026-06-24 | 290.95 | 303.46 | 288.85 | 294.06 | 1,299,635 | +2.04% |
| 2026-06-23 | 290.89 | 291.95 | 285.26 | 288.18 | 1,087,832 | +0.62% |
| 2026-06-22 | 278.42 | 286.67 | 278.17 | 286.41 | 1,420,699 | +2.99% |
| 2026-06-18 | 280.11 | 282.98 | 273.11 | 278.09 | 2,204,703 | -1.64% |
| 2026-06-17 | 281.31 | 288 | 277.78 | 282.72 | 1,322,216 | +0.29% |
| 2026-06-16 | 288.13 | 288.48 | 276.94 | 281.9 | 1,213,288 | -2.05% |
| 2026-06-15 | 282.92 | 288.11 | 281.36 | 287.8 | 1,118,586 | +1.75% |
| 2026-06-12 | 288.96 | 291.28 | 281.765 | 282.85 | 1,420,050 | -2.26% |
| 2026-06-11 | 290.7 | 292.98 | 285.22 | 289.39 | 1,061,496 | -0.63% |
| 2026-06-10 | 297.69 | 299.7 | 290.53 | 291.22 | 927,374 | -2.17% |
| 2026-06-09 | 297.31 | 302.85 | 293.97 | 297.69 | 1,260,043 | +1.89% |
| 2026-06-08 | 303.11 | 303.57 | 285.54 | 292.16 | 1,651,435 | -3.59% |
| 2026-06-05 | 306.34 | 306.73 | 300.5 | 303.05 | 1,004,445 | -0.19% |
| 2026-06-04 | 297.22 | 310.53 | 293.85 | 303.64 | 1,081,496 | +3.78% |
| 2026-06-03 | 284.48 | 293.16 | 283.1 | 292.58 | 988,833 | +2.26% |
| 2026-06-02 | 293.94 | 295.6 | 285 | 286.12 | 1,042,633 | -3.22% |
| 2026-06-01 | 299.51 | 303.98 | 295.13 | 295.63 | 1,186,174 | -2.10% |
| 2026-05-29 | 302.43 | 305.68 | 297.62 | 301.98 | 2,278,069 | -1.01% |
| 2026-05-28 | 293 | 305.98 | 291.84 | 305.06 | 1,020,772 | +3.19% |
| 2026-05-27 | 293.4 | 299.98 | 292.91 | 295.63 | 629,519 | +0.04% |
| 2026-05-26 | 299 | 301.09 | 294.26 | 295.5 | 649,732 | -0.66% |
| 2026-05-22 | 299.12 | 303.33 | 294.99 | 297.45 | 681,308 | -1.02% |
| 2026-05-21 | 296.64 | 301.43 | 293 | 300.51 | 650,366 | +0.68% |
| 2026-05-20 | 297.8 | 300.08 | 292.1 | 298.48 | 799,240 | +1.42% |
| 2026-05-19 | 289 | 294.93 | 284.379 | 294.3 | 770,339 | +2.81% |
| 2026-05-18 | 287.14 | 291.97 | 285.26 | 286.27 | 873,361 | -0.25% |
| 2026-05-15 | 294.78 | 298 | 286.76 | 286.98 | 1,149,640 | -2.20% |
| 2026-05-14 | 290.72 | 297 | 287.51 | 293.45 | 889,670 | +0.68% |
| 2026-05-13 | 290.7 | 298.38 | 288.56 | 291.48 | 975,853 | -0.19% |
| 2026-05-12 | 288.66 | 295.86 | 286.725 | 292.03 | 826,171 | +2.52% |