Skip to main content
logo
Quantum Computing Inc. (QUBT)
NASDAQ: QUBT · Real-Time Price · USD
21.41
+1.20 (5.91%)
At close: Sep 23, 2025, 4:00 PM EDT
21.32
-0.09 (-0.40%)
After-hours: Sep 23, 2025, 7:59 PM EDT

Quantum Computing Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Sep 23, 202521.0122.2419.9221.4121.415.91%50,072,330
Sep 22, 202520.3320.9218.4120.2120.21-13.15%80,679,923
Sep 19, 202518.1923.9818.1823.2723.2726.81%98,556,687
Sep 18, 202518.4819.2517.7818.3518.353.61%42,934,199
Sep 17, 202516.7318.0216.5917.7117.714.98%35,448,093
Sep 16, 202516.9217.0715.7616.8716.870.21%29,370,306
Sep 15, 202517.2217.4816.5616.8416.84-1.03%19,579,740
Sep 12, 202516.0017.2615.8617.0117.017.05%28,709,982
Sep 11, 202515.3716.0115.1215.8915.893.11%14,810,379
Sep 10, 202516.1516.2815.3015.4115.41-4.85%19,483,501
Sep 9, 202515.2516.2315.0916.2016.206.27%17,597,241
Sep 8, 202515.0015.3014.7115.2415.240.86%12,545,386
Sep 5, 202515.0815.6814.7815.1115.112.37%13,657,885
Sep 4, 202514.6114.9414.2014.7614.761.44%14,041,734
Sep 3, 202515.2115.3114.3514.5514.55-3.32%15,279,309
Sep 2, 202515.2515.4814.3115.0515.05-4.63%15,814,427
Aug 29, 202516.0516.1715.3915.7815.78-1.99%14,528,121
Aug 28, 202515.1016.1714.7016.1016.108.71%24,575,293
Aug 27, 202515.2115.3814.8114.8114.81-2.76%12,380,925
Aug 26, 202515.0415.3714.8515.2315.230.13%13,995,599
Aug 25, 202515.7415.9115.1715.2115.21-3.92%12,581,068
Aug 22, 202514.5916.0914.3015.8315.837.76%18,144,785
Aug 21, 202514.5114.7614.3714.6914.690.48%9,110,240
Aug 20, 202514.7014.8313.7214.6214.62-1.62%13,602,281
Aug 19, 202515.8215.9514.7914.8614.86-6.51%12,138,179
Aug 18, 202515.2716.2515.0415.9015.903.75%16,871,092
Aug 15, 202514.8915.6514.6315.3215.32-0.39%15,982,942
Aug 14, 202515.7915.8114.9715.3815.38-3.94%20,320,583
Aug 13, 202516.5516.8915.5016.0116.01-3.55%23,012,596
Aug 12, 202516.4116.6115.8516.6016.600.85%15,063,194
Aug 11, 202516.0616.7915.9216.4616.462.05%14,002,797
Aug 8, 202515.9816.5815.7716.1316.132.35%12,655,626
Aug 7, 202515.9916.4215.5815.7615.76-2.54%12,055,724
Aug 6, 202516.7916.8915.8716.1716.17-4.26%12,693,403
Aug 5, 202516.4717.2415.7816.8916.898.27%32,154,079
Aug 4, 202514.9315.7914.7115.6015.605.41%12,423,322
Aug 1, 202514.2014.8713.9714.8014.80-0.27%12,313,422
Jul 31, 202515.2515.7914.7614.8414.840.75%14,920,099
Jul 30, 202515.3015.5814.6314.7314.73-4.16%12,237,471
Jul 29, 202516.0716.4415.1615.3715.37-4.83%13,095,992
Jul 28, 202516.9817.1815.9316.1516.15-3.35%12,698,818
Jul 25, 202516.9717.0916.4216.7116.71-1.42%10,241,014
Jul 24, 202517.2417.3416.8216.9516.95-2.98%13,171,961
Jul 23, 202517.2117.5116.7217.4717.473.93%15,793,934
Jul 22, 202518.2018.2416.2716.8116.81-5.83%20,057,534
Jul 21, 202519.6019.8217.7917.8517.85-8.51%24,281,680
Jul 18, 202519.8220.1118.7819.5119.51-1.32%22,077,766
Jul 17, 202518.5219.9118.4219.7719.777.45%25,705,696
Jul 16, 202518.0218.5817.6218.4018.404.13%21,321,869
Jul 15, 202519.0319.0917.4317.6717.67-6.71%33,574,355