AmpliTech Group Inc. (AMPG)
NASDAQ: AMPG
· Real-Time Price · USD
4.32
-0.15 (-3.36%)
At close: Oct 03, 2025, 3:59 PM
4.39
1.61%
After-hours: Oct 03, 2025, 07:54 PM EDT
AMPG Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj Close | % Change | Volume |
|---|---|---|---|---|---|---|---|
| Oct 3, 2025 | 4.53 | 4.60 | 4.14 | 4.32 | 4.32 | -3.36% | 1,118,084 |
| Oct 2, 2025 | 4.00 | 4.50 | 3.97 | 4.47 | 4.47 | 13.16% | 915,341 |
| Oct 1, 2025 | 3.90 | 4.08 | 3.86 | 3.95 | 3.95 | 1.54% | 283,800 |
| Sep 30, 2025 | 3.99 | 3.99 | 3.78 | 3.89 | 3.89 | 0.52% | 406,637 |
| Sep 29, 2025 | 3.95 | 4.07 | 3.84 | 3.87 | 3.87 | 0.78% | 356,402 |
| Sep 26, 2025 | 4.04 | 4.06 | 3.81 | 3.84 | 3.84 | -4.00% | 442,400 |
| Sep 25, 2025 | 3.89 | 4.11 | 3.83 | 4.00 | 4.00 | -3.38% | 656,620 |
| Sep 24, 2025 | 4.29 | 4.50 | 4.13 | 4.14 | 4.14 | -2.13% | 533,128 |
| Sep 23, 2025 | 4.64 | 4.65 | 4.22 | 4.23 | 4.23 | -7.24% | 860,846 |
| Sep 22, 2025 | 4.80 | 4.89 | 4.52 | 4.56 | 4.56 | -3.59% | 1,142,345 |
| Sep 19, 2025 | 4.17 | 4.79 | 4.17 | 4.73 | 4.73 | 14.25% | 1,604,200 |
| Sep 18, 2025 | 4.16 | 4.33 | 4.11 | 4.14 | 4.14 | 0.98% | 465,115 |
| Sep 17, 2025 | 4.22 | 4.30 | 4.03 | 4.10 | 4.10 | -5.96% | 744,439 |
| Sep 16, 2025 | 4.25 | 4.49 | 4.14 | 4.36 | 4.36 | 5.31% | 1,116,538 |
| Sep 15, 2025 | 4.04 | 4.15 | 3.88 | 4.14 | 4.14 | 2.22% | 661,619 |
| Sep 12, 2025 | 3.85 | 4.16 | 3.78 | 4.05 | 4.05 | 6.02% | 622,704 |
| Sep 11, 2025 | 3.84 | 4.03 | 3.76 | 3.82 | 3.82 | -0.78% | 371,400 |
| Sep 10, 2025 | 4.05 | 4.15 | 3.85 | 3.85 | 3.85 | -5.87% | 350,905 |
| Sep 9, 2025 | 3.80 | 4.15 | 3.75 | 4.09 | 4.09 | 7.35% | 403,902 |
| Sep 8, 2025 | 3.87 | 3.89 | 3.70 | 3.81 | 3.81 | -0.26% | 397,048 |
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