MKS Instruments Inc. (MKSI)
60.38
-3.34 (-5.24%)
At close: Apr 21, 2025, 3:59 PM
59.87
-0.85%
Pre-market: Apr 22, 2025, 05:07 AM EDT
MKS Instruments Short Interest
MKS Instruments has a total short interest of 3.62M. Its short interest has increased by 16.29% to the previous Month.
Short Interest
3.62M
Short Prior Month
3.11M
% Change MoM
16.29%
Short % Floating
6.95%
Short % Outstanding
5.37%
Days to Cover
3.2
Short Interest Chart
Short Interest History
| Date | Short Interest | Short Prior Month | % Change | Days to Cover | Short % Float | Short % Out |
|---|---|---|---|---|---|---|
| Apr 09, 2025 | 3.62M | 3.11M | 16.29% | 3.2 | 6.95% | 5.37% |
| Mar 25, 2025 | 3.11M | 3.17M | -1.72% | 2.11 | 5.98% | 4.62% |
| Mar 11, 2025 | 3.17M | 3.26M | -2.99% | 2.86 | 6.08% | 4.7% |
| Feb 26, 2025 | 3.26M | 2.99M | 8.99% | 3.72 | 6.27% | 4.84% |
| Feb 11, 2025 | 2.99M | 3.25M | -7.76% | 3.03 | 5.76% | 4.45% |
| Jan 27, 2025 | 3.25M | 3.26M | -0.3% | 4.46 | 6.24% | 4.82% |
| Jan 10, 2025 | 3.26M | 2.87M | 13.63% | 4.49 | 6.28% | 4.85% |
| Dec 24, 2024 | 2.87M | 2.07M | 38.59% | 4.15 | 5.52% | 4.26% |
| Dec 10, 2024 | 2.07M | 2.03M | 1.72% | 2.64 | 3.99% | 3.08% |
| Nov 26, 2024 | 2.03M | 1.86M | 9.05% | 2.4 | 3.92% | 3.02% |
| Nov 11, 2024 | 1.86M | 1.73M | 7.61% | 2.11 | 3.59% | 2.77% |
| Oct 24, 2024 | 1.73M | 1.85M | -6.42% | 2.25 | 3.34% | 2.58% |
| Oct 09, 2024 | 1.85M | 2.44M | -24.01% | 2.04 | 3.57% | 2.75% |
| Sep 24, 2024 | 2.44M | 2.97M | -17.95% | 2.59 | 4.69% | 3.62% |
| Sep 11, 2024 | 2.97M | 2.59M | 14.63% | 4.81 | 5.72% | 4.42% |
| Aug 09, 2024 | 2.62M | 3.07M | -14.46% | 2.51 | 5.06% | 3.9% |
| Jul 24, 2024 | 3.07M | 3.25M | -5.53% | 3.76 | 5.91% | 4.56% |
| Jul 10, 2024 | 3.25M | 3.31M | -1.97% | 3.1 | 6.26% | 4.83% |
| Jun 26, 2024 | 3.31M | 3.4M | -2.57% | 3.74 | 6.38% | 4.93% |
| Jun 11, 2024 | 3.4M | 2.64M | 28.69% | 3.98 | 6.55% | 5.06% |
| May 24, 2024 | 2.64M | 2.28M | 15.79% | 2.12 | 5.09% | 3.93% |
| May 09, 2024 | 2.28M | 2.26M | 0.82% | 3.91 | 4.4% | 3.39% |
| Apr 24, 2024 | 2.26M | 2.32M | -2.33% | 3.9 | 4.37% | 3.37% |
| Apr 09, 2024 | 2.32M | 2.26M | 2.47% | 4.08 | 4.48% | 3.45% |
| Mar 26, 2024 | 2.26M | 2.17M | 4.12% | 3.38 | 4.41% | 3.37% |
| Mar 11, 2024 | 2.17M | 2.1M | 3.41% | 3.95 | 4.23% | 3.24% |
| Feb 27, 2024 | 2.1M | 2.27M | -7.4% | 2.93 | 4.11% | 3.14% |
| Feb 09, 2024 | 2.27M | 2.34M | -3.1% | 3.64 | 4.44% | 3.39% |
| Jan 24, 2024 | 2.34M | 2.09M | 11.84% | 3.29 | 4.58% | 3.5% |
| Jan 10, 2024 | 2.09M | 2.5M | -16.36% | 2.95 | 4.09% | 3.13% |
| Dec 27, 2023 | 2.5M | 2.34M | 7.1% | 2.75 | 4.89% | 3.74% |
| Dec 11, 2023 | 2.34M | 2.33M | 0.08% | 3.78 | 4.57% | 3.49% |
| Nov 27, 2023 | 2.33M | 2.14M | 8.82% | 2.51 | 4.57% | 3.49% |
| Nov 09, 2023 | 2.14M | 2.38M | -10.01% | 2.55 | 4.2% | 3.21% |
| Oct 24, 2023 | 2.38M | 2.36M | 1.08% | 4.89 | 4.66% | 3.56% |
| Oct 10, 2023 | 2.36M | 2.58M | -8.58% | 4.98 | 4.61% | 3.53% |
| Sep 26, 2023 | 2.58M | 1.88M | 37.25% | 4.65 | 5.05% | 3.86% |
| Sep 12, 2023 | 1.88M | 1.57M | 19.91% | 4.26 | 3.68% | 2.81% |
| Aug 24, 2023 | 1.57M | 1.47M | 6.82% | 2.2 | 3.07% | 2.34% |
| Aug 09, 2023 | 1.47M | 1.92M | -23.79% | 2.28 | 2.87% | 2.19% |
| Jul 25, 2023 | 1.92M | 2.42M | -20.6% | 3.25 | 3.77% | 2.88% |
| Jul 12, 2023 | 2.42M | 2.22M | 9.05% | 3.88 | 4.75% | 3.63% |
| Jun 27, 2023 | 2.22M | 2.43M | -8.61% | 3.17 | 4.36% | 3.33% |
| Jun 09, 2023 | 2.43M | 2.24M | 8.68% | 3.4 | 4.77% | 3.64% |
| May 24, 2023 | 2.24M | 1.94M | 15.55% | 3.06 | 4.39% | 3.35% |
| May 09, 2023 | 1.94M | 1.79M | 8.12% | 3.97 | 3.8% | 2.9% |
| Apr 25, 2023 | 1.79M | 1.75M | 2.23% | 4.07 | 3.52% | 2.69% |
| Apr 12, 2023 | 1.75M | 2.07M | -15.27% | 2.94 | 3.44% | 2.63% |
| Mar 24, 2023 | 2.07M | 2.84M | -27.2% | 3.41 | 4.06% | 3.1% |
| Mar 09, 2023 | 2.84M | 2.51M | 13.26% | 3.43 | 5.58% | 4.26% |
| Feb 27, 2023 | 2.51M | 2.66M | -5.6% | 4.22 | 4.13% | 3.77% |
| Feb 09, 2023 | 2.66M | 2.5M | 6.5% | 4.02 | 4.38% | 3.99% |
| Jan 25, 2023 | 2.5M | 3.11M | -19.85% | 3.32 | 4.11% | 3.75% |
| Jan 11, 2023 | 3.11M | 2.28M | 36.78% | 3.43 | 5.13% | 4.67% |
| Dec 27, 2022 | 2.28M | 2.15M | 6.04% | 2.96 | 3.76% | 3.42% |
| Dec 09, 2022 | 2.15M | 1.79M | 19.75% | 3.1 | 3.54% | 3.23% |
| Nov 25, 2022 | 1.79M | 1.57M | 14.14% | 1.49 | 2.96% | 2.69% |
| Nov 09, 2022 | 1.57M | 1.67M | -6.24% | 2.76 | 2.59% | 2.36% |
| Oct 25, 2022 | 1.67M | 1.43M | 17.13% | 2.67 | 2.76% | 2.52% |
| Oct 11, 2022 | 1.43M | 1.17M | 22.1% | 2.06 | 2.36% | 2.15% |
| Sep 26, 2022 | 1.17M | 919.21K | 27.41% | 1.83 | 1.93% | 1.76% |
| Sep 12, 2022 | 919.21K | 1.5M | -38.56% | 1.38 | 1.52% | 1.38% |
| Aug 24, 2022 | 1.5M | 1.67M | -10.52% | 3.03 | 2.47% | 2.25% |
| Aug 09, 2022 | 1.67M | 1.66M | 0.59% | 3.19 | 3.36% | 3% |
| Jul 26, 2022 | 1.66M | 1.71M | -2.99% | 3.19 | 3.34% | 2.98% |
| Jul 12, 2022 | 1.71M | 1.78M | -3.72% | 2.32 | 3.44% | 3.08% |
| Jun 27, 2022 | 1.78M | 1.9M | -6.21% | 3.58 | 3.58% | 3.2% |
| Jun 09, 2022 | 1.9M | 1.89M | 0.44% | 3.83 | 3.81% | 3.41% |
| May 24, 2022 | 1.89M | 1.74M | 8.45% | 3.63 | 3.8% | 3.39% |
| May 10, 2022 | 1.74M | 1.88M | -7.24% | 2.48 | 3.5% | 3.13% |
| Apr 26, 2022 | 1.88M | 2M | -6.23% | 1.97 | 3.78% | 3.37% |
| Apr 11, 2022 | 2M | 2.15M | -6.73% | 3.84 | 4.03% | 3.6% |
| Mar 24, 2022 | 2.15M | 1.97M | 8.86% | 3.9 | 4.33% | 3.86% |
| Mar 09, 2022 | 1.97M | 1.81M | 9.18% | 3.35 | 3.97% | 3.55% |
| Feb 25, 2022 | 1.81M | 1.62M | 11.35% | 4.13 | 3.27% | 3.25% |
| Feb 09, 2022 | 1.62M | 1.86M | -12.84% | 2.42 | 2.93% | 2.92% |
| Jan 26, 2022 | 1.86M | 1.65M | 12.92% | 4.56 | 3.37% | 3.35% |
| Jan 11, 2022 | 1.65M | 1.58M | 4.32% | 4.17 | 2.98% | 2.97% |
| Dec 27, 2021 | 1.58M | 1.58M | 0.01% | 3.88 | 2.86% | 2.85% |
| Dec 09, 2021 | 1.58M | 1.53M | 3.41% | 3.59 | 2.86% | 2.85% |
| Nov 24, 2021 | 1.53M | 1.27M | 19.87% | 3.18 | 2.77% | 2.76% |
| Nov 09, 2021 | 1.27M | 1.21M | 5.14% | 3.09 | 2.31% | 2.3% |
| Oct 26, 2021 | 1.21M | 1.22M | -1.04% | 3.01 | 2.19% | 2.18% |
| Oct 11, 2021 | 1.22M | 1.39M | -11.81% | 2.61 | 2.22% | 2.21% |
| Sep 24, 2021 | 1.39M | 1.64M | -15.39% | 3.99 | 2.51% | 2.5% |
| Sep 10, 2021 | 1.64M | 1.61M | 2.08% | 4.69 | 2.97% | 2.96% |
| Aug 24, 2021 | 1.61M | 1.12M | 43.2% | 3.86 | 2.91% | 2.9% |
| Aug 10, 2021 | 1.12M | 1.03M | 8.99% | 1.77 | 2.03% | 2.03% |
| Jul 26, 2021 | 1.03M | 714.15K | 44.29% | 1.91 | 1.87% | 1.86% |
| Jul 12, 2021 | 714.15K | 737.95K | -3.23% | 2.11 | 1.29% | 1.29% |
| Jun 24, 2021 | 737.95K | 831.58K | -11.26% | 2.61 | 1.34% | 1.33% |
| Jun 09, 2021 | 831.43K | 550.64K | 50.99% | 2.79 | 1.51% | 1.5% |
| May 25, 2021 | 550.64K | 471.91K | 16.68% | 2.04 | 1% | 0.99% |
| May 11, 2021 | 471.91K | 573.03K | -17.65% | 1.57 | 0.86% | 0.85% |
| Apr 26, 2021 | 573.03K | 729.99K | -21.5% | 1.73 | 1.04% | 1.04% |
| Apr 12, 2021 | 729.99K | 905.45K | -19.38% | 1.88 | 1.33% | 1.32% |
| Mar 24, 2021 | 905.45K | 889.36K | 1.81% | 2 | 1.64% | 1.64% |
| Mar 09, 2021 | 889.36K | 729.17K | 21.97% | 1.57 | 1.62% | 1.61% |
| Feb 24, 2021 | 729.17K | 542.32K | 34.45% | 1.16 | 1.33% | 1.32% |
| Feb 09, 2021 | 542.32K | 672.34K | -19.34% | 1.38 | 0.99% | 0.98% |
| Jan 27, 2021 | 672.34K | 627.53K | 7.14% | 2.02 | 1.23% | 1.22% |