Mersana Therapeutics Inc. (MRSN)
NASDAQ: MRSN
· Real-Time Price · USD
0.39
-0.01 (-2.50%)
At close: May 02, 2025, 3:59 PM
0.40
2.07%
After-hours: May 02, 2025, 04:07 PM EDT
Mersana Therapeutics Short Interest
Mersana Therapeutics has a total short interest of 10.06M. Its short interest has increased by 3.95% to the previous Month.
Short Interest
10.06M
Short Prior Month
9.68M
% Change MoM
3.95%
Short % Floating
10.68%
Short % Outstanding
8.14%
Days to Cover
3.63
Short Interest Chart
Short Interest History
| Date | Short Interest | Short Prior Month | % Change | Day to Cover | Short % Float | Short % Out |
|---|---|---|---|---|---|---|
| Apr 25, 2025 | 10.06M | 9.68M | 3.95% | 3.63 | 10.68% | 8.14% |
| Apr 09, 2025 | 9.68M | 8.69M | 11.35% | 2.86 | 10.28% | 7.83% |
| Mar 25, 2025 | 8.69M | 10.32M | -15.76% | 2.82 | 9.23% | 7.04% |
| Mar 11, 2025 | 10.32M | 9.15M | 12.71% | 2.29 | 10.96% | 8.35% |
| Feb 26, 2025 | 9.15M | 9.47M | -3.29% | 1.86 | 9.72% | 7.41% |
| Feb 11, 2025 | 9.47M | 9.95M | -4.84% | 1.22 | 10.05% | 7.66% |
| Jan 27, 2025 | 9.95M | 8.85M | 12.41% | 1 | 10.56% | 8.05% |
| Jan 10, 2025 | 8.85M | 8.91M | -0.67% | 5.01 | 9.4% | 7.16% |
| Dec 24, 2024 | 8.91M | 8.75M | 1.8% | 9.35 | 9.46% | 7.21% |
| Dec 10, 2024 | 8.75M | 9.42M | -7.04% | 7.02 | 9.3% | 7.09% |
| Nov 26, 2024 | 9.42M | 9.87M | -4.63% | 5.61 | 10% | 7.62% |
| Nov 11, 2024 | 9.87M | 9.97M | -0.99% | 24.86 | 10.58% | 8.05% |
| Oct 24, 2024 | 9.97M | 9.53M | 4.61% | 9.77 | 10.69% | 8.13% |
| Oct 09, 2024 | 9.53M | 10.31M | -7.52% | 9.68 | 10.22% | 7.77% |
| Sep 24, 2024 | 10.31M | 10.28M | 0.21% | 10.33 | 11.05% | 8.4% |
| Sep 11, 2024 | 10.28M | 8.49M | 21.17% | 10.84 | 11.02% | 8.38% |
| Aug 09, 2024 | 9.11M | 9.57M | -4.8% | 6.41 | 9.8% | 7.45% |
| Jul 24, 2024 | 9.57M | 9.68M | -1.14% | 11.95 | 10.3% | 7.82% |
| Jul 10, 2024 | 9.68M | 10.45M | -7.35% | 5.02 | 10.41% | 7.91% |
| Jun 26, 2024 | 10.45M | 11.06M | -5.51% | 6.38 | 11.24% | 8.54% |
| Jun 11, 2024 | 11.06M | 8.99M | 23.05% | 8.99 | 11.9% | 9.04% |
| May 24, 2024 | 8.99M | 10.92M | -17.66% | 4.38 | 9.67% | 7.35% |
| May 09, 2024 | 10.92M | 10.58M | 3.19% | 6.19 | 11.74% | 8.92% |
| Apr 24, 2024 | 10.58M | 10.13M | 4.4% | 7.03 | 11.38% | 8.65% |
| Apr 09, 2024 | 10.13M | 8.73M | 16.14% | 4.69 | 9.09% | 8.35% |
| Mar 26, 2024 | 8.73M | 7.14M | 22.22% | 2.94 | 7.83% | 7.19% |
| Mar 11, 2024 | 7.14M | 7.1M | 0.59% | 2.82 | 6.41% | 5.89% |
| Feb 27, 2024 | 7.1M | 6.65M | 6.69% | 3.02 | 6.41% | 5.89% |
| Feb 09, 2024 | 6.65M | 7.39M | -9.94% | 4.76 | 6.01% | 5.52% |
| Jan 24, 2024 | 7.39M | 8.39M | -12% | 2.68 | 6.67% | 6.13% |
| Jan 10, 2024 | 8.39M | 8.46M | -0.72% | 7.45 | 7.58% | 6.96% |
| Dec 27, 2023 | 8.46M | 11.87M | -28.74% | 3.96 | 7.64% | 7.01% |
| Dec 11, 2023 | 11.87M | 13.79M | -13.96% | 5.4 | 10.72% | 9.84% |
| Nov 27, 2023 | 13.79M | 11.28M | 22.21% | 9.84 | 12.45% | 11.44% |
| Nov 09, 2023 | 11.28M | 11.27M | 0.13% | 3.97 | 10.19% | 9.36% |
| Oct 24, 2023 | 11.27M | 10.2M | 10.5% | 5.89 | 10.18% | 9.35% |
| Oct 10, 2023 | 10.2M | 11.42M | -10.72% | 7.85 | 9.22% | 8.46% |
| Sep 26, 2023 | 11.42M | 10.54M | 8.35% | 3.15 | 10.32% | 9.48% |
| Sep 12, 2023 | 10.54M | 12.12M | -13.04% | 5.83 | 9.53% | 8.75% |
| Aug 24, 2023 | 12.12M | 13.39M | -9.46% | 3.65 | 10.96% | 10.06% |
| Aug 09, 2023 | 13.39M | 6.12M | 118.85% | 1 | 12.1% | 11.11% |
| Jul 25, 2023 | 6.12M | 6.31M | -2.96% | 3.66 | 5.85% | 5.35% |
| Jul 12, 2023 | 6.31M | 5.01M | 25.87% | 1.1 | 6.03% | 5.51% |
| Jun 27, 2023 | 5.01M | 5.88M | -14.75% | 1 | 4.79% | 4.38% |
| Jun 09, 2023 | 5.88M | 6.49M | -9.42% | 4.13 | 5.62% | 5.14% |
| May 24, 2023 | 6.49M | 7.34M | -11.61% | 1.63 | 6.21% | 5.67% |
| May 09, 2023 | 7.34M | 7.26M | 1.09% | 6.67 | 7.02% | 6.42% |
| Apr 25, 2023 | 7.26M | 7.3M | -0.52% | 5.98 | 7.32% | 6.66% |
| Apr 12, 2023 | 7.3M | 6.26M | 16.53% | 4.55 | 7.36% | 6.69% |
| Mar 24, 2023 | 6.26M | 6.98M | -10.25% | 4.18 | 5.84% | 5.8% |
| Mar 09, 2023 | 6.98M | 5.81M | 20.08% | 5.47 | 6.51% | 6.46% |
| Feb 27, 2023 | 5.81M | 5.7M | 1.9% | 5.32 | 5.42% | 5.38% |
| Feb 09, 2023 | 5.7M | 5.22M | 9.25% | 6.54 | 5.47% | 5.43% |
| Jan 25, 2023 | 5.22M | 5.04M | 3.51% | 3.9 | 5% | 4.97% |
| Jan 11, 2023 | 5.04M | 4.51M | 11.91% | 3.22 | 4.83% | 4.8% |
| Dec 27, 2022 | 4.51M | 4.75M | -5.05% | 5.03 | 4.55% | 4.52% |
| Dec 09, 2022 | 4.75M | 4.73M | 0.45% | 6.1 | 4.8% | 4.76% |
| Nov 25, 2022 | 4.73M | 5.4M | -12.44% | 4.59 | 4.77% | 4.74% |
| Nov 09, 2022 | 5.4M | 5.76M | -6.28% | 6.06 | 5.45% | 5.41% |
| Oct 25, 2022 | 5.76M | 5.34M | 7.84% | 5.42 | 5.89% | 5.84% |
| Oct 11, 2022 | 5.34M | 3.87M | 38.1% | 3.77 | 5.46% | 5.42% |
| Sep 26, 2022 | 3.87M | 3.57M | 8.23% | 3.73 | 4.01% | 3.98% |
| Sep 12, 2022 | 3.57M | 3.46M | 3.15% | 4.12 | 3.71% | 3.68% |
| Aug 24, 2022 | 3.46M | 3.84M | -9.85% | 1.13 | 3.59% | 3.56% |
| Aug 09, 2022 | 3.84M | 4.77M | -19.53% | 5.67 | 3.99% | 3.95% |
| Jul 26, 2022 | 4.77M | 5.93M | -19.52% | 4.49 | 4.95% | 4.91% |
| Jul 12, 2022 | 5.93M | 6.01M | -1.22% | 2.75 | 6.16% | 6.11% |
| Jun 27, 2022 | 6.01M | 5.87M | 2.26% | 7.01 | 6.24% | 6.19% |
| Jun 09, 2022 | 5.87M | 4.64M | 26.52% | 4.9 | 6.1% | 6.06% |
| May 24, 2022 | 4.64M | 4.28M | 8.51% | 3.61 | 4.83% | 4.79% |
| May 10, 2022 | 4.28M | 3.46M | 23.55% | 3.29 | 4.45% | 4.41% |
| Apr 26, 2022 | 3.46M | 3.58M | -3.24% | 1.47 | 3.7% | 3.67% |
| Apr 11, 2022 | 3.58M | 4.72M | -24.11% | 2.02 | 4.15% | 4.11% |
| Mar 24, 2022 | 4.72M | 4.3M | 9.66% | 4.25 | 6.32% | 5.66% |
| Mar 09, 2022 | 4.3M | 4.2M | 2.3% | 2.62 | 5.77% | 5.16% |
| Feb 25, 2022 | 4.2M | 5.62M | -25.21% | 1.35 | 5.64% | 5.04% |
| Feb 09, 2022 | 5.62M | 4.92M | 14.27% | 4.01 | 8.91% | 7.82% |
| Jan 26, 2022 | 4.92M | 4.33M | 13.51% | 2.92 | 7.58% | 6.67% |
| Jan 11, 2022 | 4.33M | 4.27M | 1.39% | 4.7 | 6.68% | 5.88% |
| Dec 27, 2021 | 4.27M | 4.27M | 0.04% | 3.84 | 6.77% | 5.94% |
| Dec 09, 2021 | 4.27M | 4.33M | -1.41% | 4.87 | 6.77% | 5.94% |
| Nov 24, 2021 | 4.33M | 4.99M | -13.17% | 9.18 | 6.87% | 6.03% |
| Nov 09, 2021 | 4.99M | 5.2M | -4.04% | 6.79 | 7.91% | 6.94% |
| Oct 26, 2021 | 5.2M | 5.25M | -0.87% | 8.77 | 8.25% | 7.24% |
| Oct 11, 2021 | 5.25M | 5.18M | 1.21% | 10.02 | 8.32% | 7.3% |
| Sep 24, 2021 | 5.18M | 5.56M | -6.77% | 3.1 | 8.23% | 7.22% |
| Sep 10, 2021 | 5.56M | 6.37M | -12.77% | 8.43 | 8.83% | 7.75% |
| Aug 24, 2021 | 6.37M | 6.84M | -6.82% | 8.83 | 10.13% | 8.88% |
| Aug 10, 2021 | 6.84M | 6.95M | -1.54% | 12.28 | 10.87% | 9.53% |
| Jul 26, 2021 | 6.95M | 7.42M | -6.37% | 16.68 | 11.1% | 9.73% |
| Jul 12, 2021 | 7.42M | 8.63M | -14% | 8.38 | 11.86% | 10.39% |
| Jun 24, 2021 | 8.63M | 8.45M | 2.09% | 15.02 | 14.2% | 12.41% |
| Jun 09, 2021 | 8.45M | 8.68M | -2.6% | 22.33 | 13.91% | 12.15% |
| May 25, 2021 | 8.68M | 8.27M | 4.97% | 13.97 | 14.29% | 12.48% |
| May 11, 2021 | 8.27M | 8.6M | -3.86% | 22.41 | 13.61% | 11.89% |
| Apr 26, 2021 | 8.6M | 9.81M | -12.32% | 15.68 | 14.28% | 12.46% |
| Apr 12, 2021 | 9.81M | 8.62M | 13.76% | 14.19 | 16.28% | 14.21% |
| Mar 24, 2021 | 8.62M | 8.79M | -1.92% | 13.47 | 15.53% | 12.49% |
| Mar 09, 2021 | 8.79M | 8.49M | 3.59% | 11.34 | 15.83% | 12.73% |
| Feb 24, 2021 | 8.49M | 8.21M | 3.35% | 12.99 | 15.28% | 12.29% |
| Feb 09, 2021 | 8.21M | 8.01M | 2.47% | 7.53 | 14.84% | 11.93% |
| Jan 27, 2021 | 8.01M | 7.49M | 6.94% | 3.51 | 14.49% | 11.64% |