AmpliTech Group, Inc. (AMPG)
NASDAQ: AMPG · Real-Time Price · USD
3.700
+0.750 (25.42%)
At close: May 18, 2026, 4:00 PM EDT
3.780
+0.080 (2.16%)
After-hours: May 18, 2026, 7:59 PM EDT

AmpliTech Group Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
May 18, 20262.933.792.823.703.7025.42%9,929,873
May 15, 20262.752.982.722.952.952.79%897,455
May 14, 20262.362.962.222.872.8715.73%2,126,203
May 13, 20262.702.742.452.482.48-7.81%1,766,577
May 12, 20262.652.732.482.692.690.37%1,410,190
May 11, 20262.212.702.202.682.6821.82%1,802,945
May 8, 20262.102.232.102.202.202.80%643,918
May 7, 20262.302.322.122.142.14-6.96%486,416
May 6, 20262.272.332.222.302.301.32%428,642
May 5, 20262.242.282.122.272.273.18%661,674
May 4, 20262.082.262.082.202.207.32%1,013,931
May 1, 20261.972.061.952.052.054.59%386,914
Apr 30, 20261.901.991.891.961.965.38%377,893
Apr 29, 20261.961.971.861.861.86-3.63%356,171
Apr 28, 20261.932.041.911.931.930.52%533,206
Apr 27, 20261.972.001.911.921.92-1.54%259,813
Apr 24, 20261.902.001.881.951.953.17%403,365
Apr 23, 20262.012.011.851.891.89-5.03%490,977
Apr 22, 20262.002.091.971.991.991.02%419,567
Apr 21, 20262.022.061.971.971.97-1.50%395,510
Apr 20, 20262.062.061.992.002.00-1.96%335,514
Apr 17, 20262.052.172.042.042.041.49%493,184
Apr 16, 20262.092.092.012.012.01-3.37%279,409
Apr 15, 20262.072.132.052.082.082.97%414,663
Apr 14, 20262.062.182.022.022.020.50%748,493
Apr 13, 20261.832.081.812.012.019.24%555,682
Apr 10, 20261.821.891.801.841.841.10%352,440
Apr 9, 20261.851.891.771.821.82-4.21%537,795
Apr 8, 20261.981.981.861.901.903.83%527,713
Apr 7, 20261.911.921.821.831.83-4.69%454,735
Apr 6, 20261.952.021.921.921.92-0.52%333,475
Apr 2, 20261.891.961.861.931.931.58%220,321
Apr 1, 20261.932.011.851.901.90-412,430
Mar 31, 20261.761.951.761.901.907.95%735,547
Mar 30, 20261.791.831.641.761.76-2.22%1,232,048
Mar 27, 20262.402.451.741.801.80-32.08%3,693,767
Mar 26, 20262.722.752.632.652.65-3.28%651,488
Mar 25, 20262.732.772.652.742.741.86%306,515
Mar 24, 20262.562.752.562.692.695.08%388,150
Mar 23, 20262.612.652.542.562.56-2.66%419,367
Mar 20, 20262.582.632.532.632.631.54%596,636
Mar 19, 20262.562.632.502.592.59-1.15%448,613
Mar 18, 20262.742.762.622.622.62-5.76%392,990
Mar 17, 20262.802.842.762.782.78-0.71%385,859
Mar 16, 20262.582.852.582.802.809.37%632,194
Mar 13, 20262.532.612.522.562.561.59%300,217
Mar 12, 20262.562.602.522.522.52-3.45%257,282
Mar 11, 20262.542.642.542.612.612.76%275,749
Mar 10, 20262.572.662.542.542.54-1.17%299,552
Mar 9, 20262.502.622.472.572.571.18%480,510