Alnylam Pharmaceuticals I... (ALNY)
231.83
-2.73 (-1.16%)
At close: Apr 17, 2025, 3:59 PM
Alnylam Pharmaceuticals Short Interest
Alnylam Pharmaceuticals has a total short interest of 2.99M. Its short interest has increased by 17.78% to the previous Month.
Short Interest
2.99M
Short Prior Month
2.54M
% Change MoM
17.78%
Short % Floating
3.06%
Short % Outstanding
2.31%
Days to Cover
2.55
Short Interest Chart
Short Interest History
| Date | Short Interest | Short Prior Month | % Change | Days to Cover | Short % Float | Short % Out |
|---|---|---|---|---|---|---|
| Apr 09, 2025 | 2.99M | 2.54M | 17.78% | 2.55 | 3.06% | 2.31% |
| Mar 25, 2025 | 2.54M | 2.49M | 1.81% | 4.45 | 2.6% | 1.96% |
| Mar 11, 2025 | 2.49M | 3.22M | -22.55% | 2.84 | 2.21% | 1.93% |
| Feb 26, 2025 | 3.22M | 2.94M | 9.37% | 4.81 | 2.86% | 2.49% |
| Feb 11, 2025 | 2.94M | 3.15M | -6.59% | 4.35 | 2.62% | 2.28% |
| Jan 27, 2025 | 3.15M | 3.35M | -5.84% | 4.62 | 2.81% | 2.44% |
| Jan 10, 2025 | 3.35M | 3.49M | -4.09% | 5.44 | 2.98% | 2.59% |
| Dec 24, 2024 | 3.49M | 3.39M | 2.81% | 6.73 | 3.11% | 2.71% |
| Dec 10, 2024 | 3.39M | 3.74M | -9.25% | 3.92 | 3.03% | 2.63% |
| Nov 26, 2024 | 3.74M | 3.7M | 1.15% | 3.96 | 3.33% | 2.9% |
| Nov 11, 2024 | 3.7M | 4.84M | -23.65% | 3.94 | 3.3% | 2.87% |
| Oct 24, 2024 | 4.84M | 4.51M | 7.43% | 7.71 | 4.34% | 3.77% |
| Oct 09, 2024 | 4.51M | 4.45M | 1.22% | 7.17 | 4.04% | 3.51% |
| Sep 24, 2024 | 4.45M | 3.77M | 18.12% | 5.93 | 3.99% | 3.47% |
| Sep 11, 2024 | 3.77M | 4.52M | -16.53% | 3.56 | 3.38% | 2.94% |
| Aug 26, 2024 | 4.52M | 4.33M | 4.41% | 4.34 | 4.05% | 3.52% |
| Aug 09, 2024 | 4.33M | 4.49M | -3.75% | 5.84 | 3.88% | 3.37% |
| Jul 24, 2024 | 4.49M | 3.68M | 22.23% | 4.47 | 4.1% | 3.55% |
| Jul 10, 2024 | 3.68M | 2.13M | 72.69% | 1.26 | 3.35% | 2.91% |
| Jun 26, 2024 | 2.13M | 2.48M | -14.09% | 3.52 | 1.94% | 1.68% |
| Jun 11, 2024 | 2.48M | 2.54M | -2.45% | 4.01 | 2.26% | 1.96% |
| May 24, 2024 | 2.54M | 2.63M | -3.24% | 5.41 | 2.32% | 2.01% |
| May 09, 2024 | 2.63M | 2.5M | 4.97% | 5.55 | 2.39% | 2.08% |
| Apr 24, 2024 | 2.5M | 2.8M | -10.63% | 5.1 | 2.28% | 1.98% |
| Apr 09, 2024 | 2.8M | 2.69M | 4.15% | 4.81 | 2.55% | 2.21% |
| Mar 26, 2024 | 2.69M | 3.04M | -11.5% | 3.97 | 2.82% | 2.13% |
| Mar 11, 2024 | 3.04M | 3.99M | -23.86% | 2 | 3.18% | 2.41% |
| Feb 27, 2024 | 3.99M | 4.01M | -0.45% | 3.16 | 4.18% | 3.17% |
| Feb 09, 2024 | 4.01M | 4.33M | -7.41% | 6.76 | 4.22% | 3.19% |
| Jan 24, 2024 | 4.33M | 4.73M | -8.48% | 7.96 | 4.56% | 3.45% |
| Jan 10, 2024 | 4.73M | 4.99M | -5.27% | 10.96 | 4.98% | 3.77% |
| Dec 27, 2023 | 4.99M | 5.09M | -1.87% | 7.23 | 5.25% | 3.98% |
| Dec 11, 2023 | 5.09M | 5.19M | -2.1% | 9.56 | 5.35% | 4.05% |
| Nov 27, 2023 | 5.19M | 5.27M | -1.35% | 7.88 | 5.47% | 4.14% |
| Nov 09, 2023 | 5.27M | 5.36M | -1.69% | 7.99 | 5.54% | 4.2% |
| Oct 24, 2023 | 5.36M | 5.16M | 3.86% | 7.17 | 5.67% | 4.28% |
| Oct 10, 2023 | 5.16M | 5.15M | 0.03% | 8.55 | 5.46% | 4.13% |
| Sep 26, 2023 | 5.15M | 5.3M | -2.7% | 6.39 | 5.46% | 4.12% |
| Sep 12, 2023 | 5.3M | 5.38M | -1.52% | 14.08 | 5.61% | 4.24% |
| Aug 24, 2023 | 5.38M | 5.29M | 1.67% | 9.85 | 5.69% | 4.3% |
| Aug 09, 2023 | 5.29M | 4.95M | 6.8% | 9.01 | 5.6% | 4.23% |
| Jul 25, 2023 | 4.95M | 4.98M | -0.54% | 11.59 | 5.27% | 3.98% |
| Jul 12, 2023 | 4.98M | 4.96M | 0.51% | 6.84 | 5.3% | 4% |
| Jun 27, 2023 | 4.96M | 5.05M | -1.89% | 12.48 | 5.27% | 3.98% |
| Jun 09, 2023 | 5.05M | 5.12M | -1.35% | 8.27 | 5.37% | 4.06% |
| May 24, 2023 | 5.12M | 5.08M | 0.85% | 8.79 | 5.45% | 4.11% |
| May 09, 2023 | 5.08M | 4.97M | 2.24% | 6.04 | 5.4% | 4.08% |
| Apr 25, 2023 | 4.97M | 5.18M | -4.15% | 6.19 | 5.3% | 4% |
| Apr 12, 2023 | 5.18M | 4.93M | 5.1% | 6.2 | 5.53% | 4.17% |
| Mar 24, 2023 | 4.93M | 5.39M | -8.5% | 5.96 | 5.26% | 3.97% |
| Mar 09, 2023 | 5.39M | 5.1M | 5.6% | 5.03 | 5.75% | 4.34% |
| Feb 27, 2023 | 5.1M | 5.33M | -4.26% | 7.55 | 5.45% | 4.11% |
| Feb 09, 2023 | 5.33M | 5.68M | -6.18% | 7.07 | 5.7% | 4.3% |
| Jan 25, 2023 | 5.68M | 5.11M | 11.08% | 7.43 | 5.38% | 4.58% |
| Jan 11, 2023 | 5.11M | 5.4M | -5.26% | 8.13 | 4.84% | 4.13% |
| Dec 27, 2022 | 5.4M | 4.99M | 8.15% | 6.57 | 5.15% | 4.39% |
| Dec 09, 2022 | 4.99M | 5.56M | -10.22% | 6.62 | 4.76% | 4.06% |
| Nov 25, 2022 | 5.56M | 6.03M | -7.86% | 7.47 | 5.31% | 4.52% |
| Nov 09, 2022 | 6.03M | 4.8M | 25.56% | 6.35 | 5.76% | 4.9% |
| Oct 25, 2022 | 4.8M | 4.54M | 5.83% | 4.09 | 4.59% | 3.9% |
| Oct 11, 2022 | 4.54M | 4.38M | 3.55% | 5.03 | 4.34% | 3.69% |
| Sep 26, 2022 | 4.38M | 4.2M | 4.28% | 3.3 | 4.31% | 3.65% |
| Sep 12, 2022 | 4.2M | 5M | -15.9% | 5.37 | 4.13% | 3.5% |
| Aug 24, 2022 | 5M | 4.93M | 1.42% | 2.71 | 4.91% | 4.16% |
| Aug 09, 2022 | 4.93M | 4.99M | -1.15% | 9.08 | 4.84% | 4.11% |
| Jul 26, 2022 | 4.99M | 4.79M | 3.98% | 7.23 | 4.9% | 4.15% |
| Jul 12, 2022 | 4.79M | 4.74M | 1.14% | 4.5 | 4.67% | 3.96% |
| Jun 27, 2022 | 4.74M | 5.62M | -15.71% | 5.32 | 4.62% | 3.92% |
| Jun 09, 2022 | 5.62M | 5.86M | -4.02% | 7.34 | 5.49% | 4.66% |
| May 24, 2022 | 5.86M | 5.92M | -0.96% | 6.56 | 5.72% | 4.85% |
| May 10, 2022 | 5.92M | 5.79M | 2.22% | 6.13 | 5.77% | 4.9% |
| Apr 26, 2022 | 5.79M | 5.18M | 11.72% | 6.46 | 5.65% | 4.79% |
| Apr 11, 2022 | 5.18M | 4.73M | 9.47% | 7.44 | 5.06% | 4.29% |
| Mar 24, 2022 | 4.73M | 4.56M | 3.79% | 5.56 | 4.64% | 3.94% |
| Mar 09, 2022 | 4.56M | 4.39M | 3.75% | 5.59 | 4.47% | 3.79% |
| Feb 25, 2022 | 4.39M | 4.06M | 8.21% | 5.85 | 4.31% | 3.66% |
| Feb 09, 2022 | 4.06M | 3.95M | 2.9% | 4.84 | 3.98% | 3.38% |
| Jan 26, 2022 | 3.95M | 3.53M | 11.86% | 5.13 | 3.81% | 3.28% |
| Jan 11, 2022 | 3.53M | 3.76M | -6.04% | 2.95 | 3.41% | 2.94% |
| Dec 27, 2021 | 3.76M | 3.95M | -4.94% | 5.4 | 3.65% | 3.14% |
| Dec 09, 2021 | 3.95M | 4.05M | -2.42% | 5.73 | 3.84% | 3.3% |
| Nov 24, 2021 | 4.05M | 3.86M | 4.79% | 6.15 | 3.93% | 3.39% |
| Nov 09, 2021 | 3.86M | 3.88M | -0.49% | 5.3 | 3.75% | 3.23% |
| Oct 26, 2021 | 3.88M | 4.01M | -3.2% | 9.84 | 3.77% | 3.25% |
| Oct 11, 2021 | 4.01M | 4.42M | -9.22% | 5.78 | 3.9% | 3.36% |
| Sep 24, 2021 | 4.42M | 4.83M | -8.54% | 9.97 | 4.32% | 3.72% |
| Sep 10, 2021 | 4.83M | 5.01M | -3.53% | 8.78 | 4.73% | 4.06% |
| Aug 24, 2021 | 5.01M | 5.06M | -1.13% | 5.73 | 4.9% | 4.21% |
| Aug 10, 2021 | 5.06M | 4.22M | 19.96% | 9.06 | 4.95% | 4.26% |
| Jul 26, 2021 | 4.22M | 4.32M | -2.38% | 7.94 | 4.14% | 3.56% |
| Jul 12, 2021 | 4.32M | 4.63M | -6.55% | 4.62 | 4.24% | 3.65% |
| Jun 24, 2021 | 4.63M | 4.24M | 9.26% | 6.85 | 4.59% | 3.94% |
| Jun 09, 2021 | 4.24M | 4.52M | -6.28% | 10.92 | 4.2% | 3.61% |
| May 25, 2021 | 4.52M | 4.13M | 9.51% | 9.64 | 4.48% | 3.85% |
| May 11, 2021 | 4.13M | 4.1M | 0.61% | 8.93 | 4.09% | 3.51% |
| Apr 26, 2021 | 4.1M | 3.65M | 12.43% | 10.88 | 4.07% | 3.49% |
| Apr 12, 2021 | 3.65M | 3.72M | -1.75% | 7.9 | 3.63% | 3.11% |
| Mar 24, 2021 | 3.72M | 3.7M | 0.51% | 6.9 | 3.7% | 3.18% |
| Mar 09, 2021 | 3.7M | 3.52M | 4.95% | 7.29 | 3.68% | 3.16% |
| Feb 24, 2021 | 3.52M | 3.7M | -4.72% | 5.21 | 3.51% | 3.01% |
| Feb 09, 2021 | 3.7M | 3.87M | -4.35% | 5.13 | 3.68% | 3.16% |
| Jan 27, 2021 | 3.87M | 3.49M | 10.76% | 3.79 | 4.57% | 3.32% |