PTC Therapeutics Inc. (PTCT)
48.19
0.80 (1.69%)
At close: Apr 21, 2025, 3:59 PM
48.19
0.00%
After-hours: Apr 21, 2025, 05:58 PM EDT
PTC Therapeutics Short Interest
PTC Therapeutics has a total short interest of 5.42M. Its short interest has increased by 25.92% to the previous Month.
Short Interest
5.42M
Short Prior Month
4.3M
% Change MoM
25.92%
Short % Floating
10.56%
Short % Outstanding
6.87%
Days to Cover
6.43
Short Interest Chart
Short Interest History
| Date | Short Interest | Short Prior Month | % Change | Days to Cover | Short % Float | Short % Out |
|---|---|---|---|---|---|---|
| Apr 09, 2025 | 5.42M | 4.3M | 25.92% | 6.43 | 10.56% | 6.87% |
| Mar 25, 2025 | 4.3M | 3.79M | 13.55% | 4.69 | 8.38% | 5.46% |
| Mar 11, 2025 | 3.79M | 3.7M | 2.53% | 5.03 | 7.38% | 4.8% |
| Feb 26, 2025 | 3.7M | 4.16M | -11.18% | 4.31 | 7.46% | 4.79% |
| Feb 11, 2025 | 4.16M | 4.24M | -1.87% | 6.58 | 8.39% | 5.4% |
| Jan 27, 2025 | 4.24M | 4.2M | 0.93% | 7.28 | 8.55% | 5.5% |
| Jan 10, 2025 | 4.2M | 4.59M | -8.47% | 7.92 | 8.48% | 5.45% |
| Dec 24, 2024 | 4.59M | 4.6M | -0.14% | 4.39 | 9.26% | 5.95% |
| Dec 10, 2024 | 4.6M | 4.67M | -1.64% | 6.32 | 9.27% | 5.96% |
| Nov 26, 2024 | 4.67M | 4.89M | -4.37% | 6.17 | 9.43% | 6.06% |
| Nov 11, 2024 | 4.89M | 4.66M | 4.9% | 6.47 | 9.86% | 6.34% |
| Oct 24, 2024 | 4.66M | 4.27M | 9.04% | 5.27 | 9.44% | 6.06% |
| Oct 09, 2024 | 4.27M | 5.22M | -18.22% | 5.69 | 8.65% | 5.55% |
| Sep 24, 2024 | 5.22M | 5.63M | -7.13% | 9.61 | 10.58% | 6.79% |
| Sep 11, 2024 | 5.63M | 5.95M | -5.4% | 13.22 | 11.39% | 7.31% |
| Aug 09, 2024 | 5.74M | 5.96M | -3.72% | 9.22 | 11.62% | 7.46% |
| Jul 24, 2024 | 5.96M | 5.6M | 6.44% | 10.19 | 12.12% | 7.77% |
| Jul 10, 2024 | 5.6M | 7.35M | -23.87% | 3.66 | 11.39% | 7.3% |
| Jun 26, 2024 | 7.35M | 7.49M | -1.82% | 9.43 | 14.96% | 9.59% |
| Jun 11, 2024 | 7.49M | 8.92M | -16.08% | 7.51 | 15.24% | 9.76% |
| May 24, 2024 | 8.92M | 9.93M | -10.11% | 12.4 | 18.16% | 11.63% |
| May 09, 2024 | 9.93M | 10.2M | -2.72% | 7.85 | 20.2% | 12.94% |
| Apr 24, 2024 | 10.2M | 10.26M | -0.54% | 16.27 | 20.76% | 13.3% |
| Apr 09, 2024 | 10.26M | 10.89M | -5.78% | 15.83 | 18.05% | 13.39% |
| Mar 26, 2024 | 10.89M | 11.4M | -4.48% | 10.39 | 19.15% | 14.21% |
| Mar 11, 2024 | 11.4M | 10.38M | 9.83% | 13.3 | 20.05% | 14.88% |
| Feb 27, 2024 | 10.38M | 11.04M | -5.99% | 11.98 | 18.63% | 13.76% |
| Feb 09, 2024 | 11.04M | 9.97M | 10.7% | 8.25 | 19.82% | 14.63% |
| Jan 24, 2024 | 9.97M | 9.78M | 2.01% | 9.47 | 17.9% | 13.22% |
| Jan 10, 2024 | 9.78M | 9.22M | 6.05% | 9.57 | 17.55% | 12.96% |
| Dec 27, 2023 | 9.22M | 8.89M | 3.73% | 7.28 | 16.55% | 12.22% |
| Dec 11, 2023 | 8.89M | 8.08M | 9.98% | 10.44 | 15.96% | 11.78% |
| Nov 27, 2023 | 8.08M | 7.38M | 9.52% | 6.3 | 14.51% | 10.71% |
| Nov 09, 2023 | 7.38M | 7.02M | 5.11% | 3.85 | 13.25% | 9.78% |
| Oct 24, 2023 | 7.02M | 8.01M | -12.36% | 4.18 | 12.6% | 9.3% |
| Oct 10, 2023 | 8.01M | 7.38M | 8.62% | 4.81 | 14.38% | 10.62% |
| Sep 26, 2023 | 7.38M | 7.4M | -0.31% | 5.24 | 13.27% | 9.79% |
| Sep 12, 2023 | 7.4M | 7.21M | 2.57% | 19.56 | 13.31% | 9.82% |
| Aug 24, 2023 | 7.21M | 7.05M | 2.29% | 13.31 | 12.97% | 9.57% |
| Aug 09, 2023 | 7.05M | 7.46M | -5.44% | 8.61 | 12.68% | 9.36% |
| Jul 25, 2023 | 7.46M | 7.71M | -3.24% | 13.54 | 13.7% | 10.05% |
| Jul 12, 2023 | 7.71M | 7.51M | 2.63% | 8.01 | 14.16% | 10.39% |
| Jun 27, 2023 | 7.51M | 6.34M | 18.43% | 11.74 | 13.79% | 10.12% |
| Jun 09, 2023 | 6.34M | 5.43M | 16.88% | 4.6 | 11.65% | 8.55% |
| May 24, 2023 | 5.43M | 5.22M | 3.97% | 7.15 | 9.97% | 7.31% |
| May 09, 2023 | 5.22M | 5.24M | -0.36% | 6.11 | 9.59% | 7.03% |
| Apr 25, 2023 | 5.24M | 5.37M | -2.55% | 8.91 | 9.62% | 7.06% |
| Apr 12, 2023 | 5.37M | 5.45M | -1.32% | 6.66 | 10% | 7.26% |
| Mar 24, 2023 | 5.45M | 5M | 9% | 6.72 | 10.17% | 7.38% |
| Mar 09, 2023 | 5M | 4.98M | 0.25% | 7.16 | 9.33% | 6.77% |
| Feb 27, 2023 | 4.98M | 5.8M | -14.04% | 10.93 | 9.31% | 6.75% |
| Feb 09, 2023 | 5.8M | 4.73M | 22.45% | 7.46 | 10.97% | 7.93% |
| Jan 25, 2023 | 4.73M | 5.18M | -8.64% | 4.86 | 8.96% | 6.48% |
| Jan 11, 2023 | 5.18M | 4.65M | 11.37% | 9.52 | 9.81% | 7.09% |
| Dec 27, 2022 | 4.65M | 4.5M | 3.35% | 9.48 | 8.83% | 6.38% |
| Dec 09, 2022 | 4.5M | 4.74M | -4.94% | 9.17 | 8.54% | 6.17% |
| Nov 25, 2022 | 4.74M | 4.81M | -1.48% | 6.66 | 8.99% | 6.49% |
| Nov 09, 2022 | 4.81M | 4.72M | 1.82% | 5.01 | 9.12% | 6.59% |
| Oct 25, 2022 | 4.72M | 5.03M | -6.08% | 11.07 | 9.15% | 6.57% |
| Oct 11, 2022 | 5.03M | 5.45M | -7.68% | 8.36 | 9.75% | 7% |
| Sep 26, 2022 | 5.45M | 5.04M | 7.96% | 8.46 | 10.62% | 7.61% |
| Sep 12, 2022 | 5.04M | 5.13M | -1.69% | 9.87 | 9.84% | 7.05% |
| Aug 24, 2022 | 5.13M | 5.18M | -0.87% | 6.86 | 10.01% | 7.17% |
| Aug 09, 2022 | 5.18M | 5.64M | -8.18% | 11.89 | 10.09% | 7.24% |
| Jul 26, 2022 | 5.64M | 5.04M | 11.85% | 9.06 | 11% | 7.88% |
| Jul 12, 2022 | 5.04M | 5.62M | -10.36% | 3.29 | 9.84% | 7.05% |
| Jun 27, 2022 | 5.62M | 5.44M | 3.4% | 7.35 | 11.01% | 7.88% |
| Jun 09, 2022 | 5.44M | 5.34M | 1.74% | 8.94 | 10.65% | 7.62% |
| May 24, 2022 | 5.34M | 6.05M | -11.73% | 7.73 | 10.46% | 7.49% |
| May 10, 2022 | 6.05M | 5.61M | 7.98% | 10.91 | 11.85% | 8.49% |
| Apr 26, 2022 | 5.61M | 5.37M | 4.38% | 8.34 | 10.97% | 7.86% |
| Apr 11, 2022 | 5.37M | 5.38M | -0.19% | 12.91 | 10.72% | 7.53% |
| Mar 24, 2022 | 5.38M | 5.38M | -0.03% | 10 | 10.73% | 7.54% |
| Mar 09, 2022 | 5.38M | 5.22M | 3.08% | 8.32 | 10.73% | 7.54% |
| Feb 25, 2022 | 5.22M | 4.94M | 5.71% | 9.39 | 10.41% | 7.32% |
| Feb 09, 2022 | 4.94M | 6.32M | -21.86% | 7.32 | 9.96% | 6.98% |
| Jan 26, 2022 | 6.32M | 6.86M | -7.8% | 4.57 | 12.74% | 8.93% |
| Jan 11, 2022 | 6.86M | 6.91M | -0.77% | 12.87 | 13.82% | 9.68% |
| Dec 27, 2021 | 6.91M | 5.92M | 16.73% | 13.4 | 13.96% | 9.77% |
| Dec 09, 2021 | 5.92M | 5.96M | -0.64% | 7.49 | 11.96% | 8.37% |
| Nov 24, 2021 | 5.96M | 5.38M | 10.8% | 17.14 | 12.04% | 8.43% |
| Nov 09, 2021 | 5.38M | 5.06M | 6.22% | 9.9 | 10.87% | 7.61% |
| Oct 26, 2021 | 5.06M | 4.7M | 7.61% | 14.38 | 10.24% | 7.16% |
| Oct 11, 2021 | 4.7M | 4.46M | 5.49% | 7.35 | 9.51% | 6.66% |
| Sep 24, 2021 | 4.46M | 4.5M | -0.97% | 14.02 | 9.03% | 6.32% |
| Sep 10, 2021 | 4.5M | 5.23M | -13.82% | 9.58 | 9.12% | 6.38% |
| Aug 24, 2021 | 5.23M | 5.33M | -1.88% | 16.92 | 10.58% | 7.4% |
| Aug 10, 2021 | 5.33M | 5.06M | 5.28% | 13.06 | 10.78% | 7.54% |
| Jul 26, 2021 | 5.06M | 4.83M | 4.84% | 15.68 | 10.25% | 7.17% |
| Jul 12, 2021 | 4.83M | 4.81M | 0.33% | 9.74 | 9.78% | 6.84% |
| Jun 24, 2021 | 4.81M | 4.76M | 1.13% | 11.76 | 9.77% | 6.83% |
| Jun 09, 2021 | 4.76M | 5.08M | -6.34% | 11.99 | 9.66% | 6.75% |
| May 25, 2021 | 5.08M | 5.22M | -2.68% | 6.97 | 10.31% | 7.21% |
| May 11, 2021 | 5.22M | 5.26M | -0.69% | 8.81 | 10.6% | 7.41% |
| Apr 26, 2021 | 5.26M | 5.22M | 0.74% | 14.18 | 10.68% | 7.46% |
| Apr 12, 2021 | 5.22M | 5.11M | 2.09% | 8.87 | 7.59% | 7.41% |
| Mar 24, 2021 | 5.11M | 4.77M | 7.19% | 10.16 | 7.44% | 7.27% |
| Mar 09, 2021 | 4.77M | 4.01M | 18.78% | 10.52 | 6.94% | 6.78% |
| Feb 24, 2021 | 4.01M | 4.09M | -1.95% | 7.99 | 5.85% | 5.71% |
| Feb 09, 2021 | 4.09M | 4.2M | -2.54% | 9.23 | 6.02% | 5.87% |
| Jan 27, 2021 | 4.2M | 4.72M | -11.08% | 9.36 | 6.17% | 6.03% |