AmpliTech Group, Inc.AMPGNASDAQ
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Year-over-year research & development expense growth
| Period | Value |
|---|---|
| Q3 2025 | 6.15% |
| Q2 2025 | -10.93% |
| Q1 2025 | 2.55% |
| Q4 2024 | 26.01% |
| Q3 2024 | 24.41% |
| Q2 2024 | 66.26% |
| Q1 2024 | -60.37% |
| Q4 2023 | 64.11% |
| Q3 2023 | -39.02% |
| Q2 2023 | 100.13% |
| Q1 2023 | 64.16% |
| Q4 2022 | -4.54% |
| Q3 2022 | 26.57% |
| Q2 2022 | -57.46% |
| Q1 2022 | -76.97% |
| Q4 2021 | 10608.79% |
| Q3 2021 | -69.94% |
| Q2 2021 | 670.95% |
| Q1 2021 | -65.36% |
| Q4 2020 | 20.16% |
| Q3 2020 | 370.81% |
| Q2 2020 | -81.58% |
| Q1 2020 | 142.89% |
| Q4 2019 | -60.52% |
| Q3 2019 | 114.28% |
| Q2 2019 | -44.71% |
| Q1 2019 | 52.43% |
| Q4 2018 | 5.61% |
| Q3 2018 | -17.60% |
| Q2 2018 | 86.26% |
| Q1 2018 | -39.62% |
| Q4 2017 | 0.00% |
| Q3 2017 | 0.00% |
| Q2 2017 | 0.00% |
| Q1 2017 | -100.00% |
| Q4 2016 | 0.00% |
| Q3 2016 | 0.00% |
| Q2 2016 | 0.00% |
| Q1 2016 | 0.00% |
| Q4 2015 | 0.00% |