Arqit Quantum Inc. (ARQQ)
NASDAQ: ARQQ · Real-Time Price · USD
27.41
-0.36 (-1.31%)
At close: Sep 4, 2025, 4:00 PM
27.30
-0.11 (-0.38%)
After-hours: Sep 4, 2025, 6:38 PM EDT

Arqit Quantum Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Sep 4, 202527.1727.6126.4127.41--1.31%185,800
Sep 3, 202527.9328.8427.1027.7727.770.11%223,653
Sep 2, 202528.3029.4127.1827.7427.74-7.53%331,152
Aug 29, 202531.6531.9429.9630.0030.00-5.93%200,108
Aug 28, 202531.3732.4030.9731.8931.894.87%236,299
Aug 27, 202531.3931.6030.3530.4130.41-3.67%198,847
Aug 26, 202530.8432.0030.8031.5731.572.37%228,147
Aug 25, 202530.5131.3029.5030.8430.840.10%203,221
Aug 22, 202528.5430.8728.5030.8130.817.65%278,665
Aug 21, 202529.0029.1327.8228.6228.62-2.42%263,554
Aug 20, 202529.5029.9127.2929.3329.33-2.17%516,566
Aug 19, 202532.5032.5029.7929.9829.98-7.78%343,019
Aug 18, 202532.4032.5630.8632.5132.51-1.34%255,551
Aug 15, 202531.8932.9630.8032.9532.951.51%281,862
Aug 14, 202533.1133.6131.1532.4632.46-6.13%539,494
Aug 13, 202534.7635.5033.8134.5834.581.32%437,027
Aug 12, 202532.9534.3931.9934.1334.133.77%401,504
Aug 11, 202532.7534.3631.5132.8932.891.73%362,122
Aug 8, 202533.2934.2032.1432.3332.33-0.03%318,009
Aug 7, 202534.7035.0831.8832.3432.34-6.91%455,348
Aug 6, 202536.1636.2133.7034.7434.74-7.06%463,020
Aug 5, 202536.2237.8235.1537.3837.385.92%516,944
Aug 4, 202533.4935.3232.5435.2935.299.09%375,551
Aug 1, 202531.4633.1430.8932.3532.35-2.69%431,835
Jul 31, 202534.8735.8933.1233.2533.25-0.31%526,257
Jul 30, 202534.2535.5032.7733.3533.35-1.94%385,945
Jul 29, 202536.3337.1433.6234.0134.01-7.43%634,496
Jul 28, 202538.5138.8435.2736.7436.74-4.15%697,166
Jul 25, 202539.4139.5037.5638.3338.33-2.44%417,885
Jul 24, 202540.2941.5039.0839.2939.29-3.06%402,423
Jul 23, 202539.7240.6738.5740.5340.532.97%493,854
Jul 22, 202542.3042.3037.2039.3639.36-4.93%1,193,919
Jul 21, 202543.0050.2141.3041.4041.40-2.27%1,789,063
Jul 18, 202542.6646.4841.0842.3642.360.62%1,339,354
Jul 17, 202541.8542.6540.5142.1042.10-2.79%919,429
Jul 16, 202539.0843.4237.7343.3143.3114.15%1,675,370
Jul 15, 202536.7237.9635.6337.9437.943.83%540,595
Jul 14, 202534.9337.1734.6836.5436.545.36%586,523
Jul 11, 202538.2738.3134.5034.6834.68-9.38%899,738
Jul 10, 202539.8040.0337.6638.2738.27-6.04%853,179
Jul 9, 202537.6441.4037.2740.7340.7314.22%1,670,140
Jul 8, 202537.7039.9835.0035.6635.66-0.78%1,022,115
Jul 7, 202534.9335.9432.3235.9435.942.45%566,773
Jul 3, 202535.0836.3634.2335.0835.08-1.54%505,483
Jul 2, 202534.3935.6832.8035.6335.632.74%774,726
Jul 1, 202536.8037.0033.8934.6834.68-6.35%607,000
Jun 30, 202538.9639.5734.6737.0337.03-4.78%1,366,509
Jun 27, 202541.3043.5037.1038.8938.89-4.19%1,178,044
Jun 26, 202537.7740.6936.8040.5940.597.04%927,001
Jun 25, 202538.1541.7537.0737.9237.922.10%1,211,251