AmpliTech Group, Inc. (AMPG)
NASDAQ: AMPG · Real-Time Price · USD
4.140
+0.040 (0.98%)
At close: Sep 18, 2025, 4:00 PM EDT
4.260
+0.120 (2.90%)
Pre-market: Sep 19, 2025, 6:03 AM EDT

AmpliTech Group Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Sep 18, 20254.164.334.114.144.140.98%465,115
Sep 17, 20254.224.304.034.104.10-5.96%744,439
Sep 16, 20254.254.494.144.364.365.31%1,116,538
Sep 15, 20254.044.153.884.144.142.22%661,619
Sep 12, 20253.854.163.784.054.056.02%622,704
Sep 11, 20253.844.033.763.823.82-0.78%371,377
Sep 10, 20254.054.153.853.853.85-5.87%350,905
Sep 9, 20253.804.153.754.094.097.35%403,902
Sep 8, 20253.873.893.703.813.81-0.26%397,048
Sep 5, 20254.264.263.823.823.82-10.33%787,146
Sep 4, 20253.924.273.814.264.267.30%815,161
Sep 3, 20254.194.293.943.973.97-2.46%1,589,049
Sep 2, 20253.784.093.614.074.077.11%1,359,099
Aug 29, 20253.633.903.423.803.8011.11%3,054,508
Aug 28, 20253.083.553.073.423.4211.76%1,677,381
Aug 27, 20253.103.183.053.063.06-3.77%276,066
Aug 26, 20253.183.333.123.183.180.63%430,343
Aug 25, 20253.213.303.083.163.16-1.56%432,853
Aug 22, 20253.013.303.013.213.214.22%623,217
Aug 21, 20252.963.142.963.083.082.33%243,134
Aug 20, 20252.953.052.843.013.011.69%393,759
Aug 19, 20253.163.302.962.962.96-6.03%614,261
Aug 18, 20253.093.192.943.153.151.61%785,235
Aug 15, 20253.503.603.003.103.10-12.68%2,230,216
Aug 14, 20253.593.603.393.553.55-3.01%2,728,530
Aug 13, 20253.453.723.423.663.667.65%1,370,898
Aug 12, 20253.273.663.193.403.403.34%1,265,851
Aug 11, 20252.953.292.893.293.2913.06%582,154
Aug 8, 20252.833.002.792.912.913.19%174,372
Aug 7, 20252.892.902.782.822.82-3.42%264,115
Aug 6, 20252.912.982.832.922.92-1.35%295,864
Aug 5, 20253.083.192.912.962.96-3.58%310,568
Aug 4, 20252.863.132.803.073.077.72%554,454
Aug 1, 20252.832.892.552.852.85-3.39%640,154
Jul 31, 20252.953.092.902.952.95-2.32%402,552
Jul 30, 20253.103.202.913.023.02-3.21%465,093
Jul 29, 20253.143.353.063.123.12-2.19%510,076
Jul 28, 20253.163.403.003.193.193.91%811,456
Jul 25, 20253.203.222.973.073.07-2.85%425,899
Jul 24, 20252.803.202.713.163.1617.47%1,178,122
Jul 23, 20252.722.782.612.692.69-3.58%362,877
Jul 22, 20252.962.972.762.792.79-4.78%409,456
Jul 21, 20252.923.032.832.932.932.45%609,145
Jul 18, 20252.922.952.722.862.86-2.39%604,623
Jul 17, 20252.803.092.762.932.9310.98%1,575,677
Jul 16, 20252.442.702.422.642.6410.92%1,251,381
Jul 15, 20252.302.452.292.382.385.78%488,779
Jul 14, 20252.182.302.162.252.253.21%150,068
Jul 11, 20252.312.312.182.182.18-5.63%234,283
Jul 10, 20252.352.442.312.312.310.43%335,004