Arqit Quantum Inc. (ARQQ)
NASDAQ: ARQQ · Real-Time Price · USD
15.52
+0.11 (0.71%)
Mar 9, 2026, 3:35 PM EDT - Market open
Arqit Quantum Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj. Close | Change | Volume |
|---|---|---|---|---|---|---|---|
| Mar 9, 2026 | 15.07 | 15.36 | 14.68 | 15.22 | - | -1.27% | 194,778 |
| Mar 6, 2026 | 15.70 | 16.33 | 15.36 | 15.41 | 15.41 | -3.20% | 182,135 |
| Mar 5, 2026 | 16.24 | 16.73 | 15.69 | 15.92 | 15.92 | -4.44% | 184,921 |
| Mar 4, 2026 | 16.20 | 16.75 | 16.01 | 16.66 | 16.66 | 4.58% | 141,574 |
| Mar 3, 2026 | 15.98 | 16.31 | 15.31 | 15.93 | 15.93 | -5.52% | 146,377 |
| Mar 2, 2026 | 15.72 | 16.93 | 15.43 | 16.86 | 16.86 | 2.43% | 183,453 |
| Feb 27, 2026 | 16.55 | 16.63 | 16.01 | 16.46 | 16.46 | -5.73% | 245,788 |
| Feb 26, 2026 | 17.27 | 17.81 | 16.84 | 17.46 | 17.46 | 3.68% | 325,658 |
| Feb 25, 2026 | 17.10 | 17.54 | 16.71 | 16.84 | 16.84 | 2.75% | 250,916 |
| Feb 24, 2026 | 15.26 | 16.50 | 15.26 | 16.39 | 16.39 | 7.09% | 229,919 |
| Feb 23, 2026 | 15.55 | 15.67 | 15.02 | 15.31 | 15.31 | -3.44% | 172,619 |
| Feb 20, 2026 | 16.63 | 17.00 | 15.75 | 15.85 | 15.85 | -5.71% | 374,700 |
| Feb 19, 2026 | 16.00 | 16.87 | 15.82 | 16.81 | 16.81 | 3.38% | 150,955 |
| Feb 18, 2026 | 16.45 | 17.04 | 15.85 | 16.26 | 16.26 | -1.63% | 147,112 |
| Feb 17, 2026 | 16.90 | 16.90 | 16.06 | 16.53 | 16.53 | -2.76% | 156,777 |
| Feb 13, 2026 | 17.16 | 17.45 | 16.40 | 17.00 | 17.00 | 1.31% | 132,586 |
| Feb 12, 2026 | 17.32 | 17.33 | 15.89 | 16.78 | 16.78 | -3.12% | 251,145 |
| Feb 11, 2026 | 17.77 | 17.89 | 16.59 | 17.32 | 17.32 | -1.37% | 233,583 |
| Feb 10, 2026 | 18.31 | 18.60 | 17.50 | 17.56 | 17.56 | -5.08% | 220,480 |
| Feb 9, 2026 | 18.87 | 19.09 | 18.11 | 18.50 | 18.50 | -0.48% | 290,615 |
| Feb 6, 2026 | 16.89 | 19.21 | 16.81 | 18.59 | 18.59 | 15.32% | 460,470 |
| Feb 5, 2026 | 17.48 | 18.14 | 16.00 | 16.12 | 16.12 | -12.01% | 356,559 |
| Feb 4, 2026 | 19.76 | 19.77 | 17.60 | 18.32 | 18.32 | -7.43% | 342,035 |
| Feb 3, 2026 | 20.24 | 20.58 | 18.54 | 19.79 | 19.79 | -1.88% | 333,586 |
| Feb 2, 2026 | 20.02 | 20.92 | 19.51 | 20.17 | 20.17 | -0.74% | 286,797 |
| Jan 30, 2026 | 21.64 | 22.04 | 20.00 | 20.32 | 20.32 | -8.76% | 320,949 |
| Jan 29, 2026 | 22.93 | 22.93 | 21.51 | 22.27 | 22.27 | -3.55% | 279,966 |
| Jan 28, 2026 | 23.96 | 24.00 | 22.66 | 23.09 | 23.09 | -0.94% | 264,093 |
| Jan 27, 2026 | 22.94 | 23.95 | 22.66 | 23.31 | 23.31 | 0.17% | 246,096 |
| Jan 26, 2026 | 24.54 | 24.82 | 22.91 | 23.27 | 23.27 | -3.84% | 204,670 |
| Jan 23, 2026 | 25.31 | 25.31 | 23.91 | 24.20 | 24.20 | -4.54% | 176,640 |
| Jan 22, 2026 | 25.35 | 26.10 | 25.00 | 25.35 | 25.35 | 1.56% | 262,150 |
| Jan 21, 2026 | 25.28 | 26.37 | 23.22 | 24.96 | 24.96 | -0.76% | 246,333 |
| Jan 20, 2026 | 24.56 | 26.50 | 24.00 | 25.15 | 25.15 | -5.45% | 311,677 |
| Jan 16, 2026 | 26.88 | 27.77 | 26.35 | 26.60 | 26.60 | -1.37% | 194,022 |
| Jan 15, 2026 | 26.61 | 28.15 | 26.12 | 26.97 | 26.97 | 1.35% | 280,356 |
| Jan 14, 2026 | 26.06 | 26.85 | 25.27 | 26.61 | 26.61 | 1.64% | 312,738 |
| Jan 13, 2026 | 26.70 | 27.16 | 24.67 | 26.18 | 26.18 | -1.58% | 440,528 |
| Jan 12, 2026 | 26.15 | 27.00 | 25.23 | 26.60 | 26.60 | -1.00% | 286,842 |
| Jan 9, 2026 | 27.80 | 28.17 | 26.56 | 26.87 | 26.87 | -1.50% | 344,671 |
| Jan 8, 2026 | 27.00 | 27.67 | 26.55 | 27.28 | 27.28 | 1.04% | 179,504 |
| Jan 7, 2026 | 27.40 | 27.73 | 26.68 | 27.00 | 27.00 | -2.28% | 167,537 |
| Jan 6, 2026 | 28.29 | 28.64 | 26.50 | 27.63 | 27.63 | -0.90% | 345,270 |
| Jan 5, 2026 | 25.15 | 29.20 | 25.15 | 27.88 | 27.88 | 13.61% | 635,779 |
| Jan 2, 2026 | 22.78 | 24.73 | 21.60 | 24.54 | 24.54 | 12.16% | 390,888 |
| Dec 31, 2025 | 21.85 | 22.25 | 21.43 | 21.88 | 21.88 | -0.27% | 324,170 |
| Dec 30, 2025 | 21.72 | 22.46 | 21.69 | 21.94 | 21.94 | 1.01% | 319,007 |
| Dec 29, 2025 | 22.15 | 23.25 | 21.63 | 21.72 | 21.72 | -4.78% | 398,234 |
| Dec 26, 2025 | 24.94 | 24.94 | 22.72 | 22.81 | 22.81 | -9.81% | 414,667 |
| Dec 24, 2025 | 25.07 | 25.38 | 24.27 | 25.29 | 25.29 | -0.12% | 201,821 |
| Dec 23, 2025 | 25.89 | 26.06 | 24.70 | 25.32 | 25.32 | -4.42% | 286,625 |
| Dec 22, 2025 | 26.00 | 28.09 | 25.80 | 26.49 | 26.49 | 3.92% | 384,355 |
| Dec 19, 2025 | 23.99 | 26.23 | 23.99 | 25.49 | 25.49 | 6.52% | 534,225 |
| Dec 18, 2025 | 23.16 | 25.00 | 23.14 | 23.93 | 23.93 | 6.54% | 325,901 |
| Dec 17, 2025 | 25.02 | 25.73 | 22.38 | 22.46 | 22.46 | -9.18% | 420,516 |
| Dec 16, 2025 | 24.01 | 25.19 | 23.65 | 24.73 | 24.73 | 1.56% | 352,473 |
| Dec 15, 2025 | 28.16 | 28.33 | 24.15 | 24.35 | 24.35 | -14.11% | 613,170 |
| Dec 12, 2025 | 28.98 | 30.45 | 27.65 | 28.35 | 28.35 | -4.55% | 362,647 |
| Dec 11, 2025 | 27.88 | 29.98 | 27.50 | 29.70 | 29.70 | 2.52% | 212,273 |
| Dec 10, 2025 | 29.83 | 29.88 | 28.30 | 28.97 | 28.97 | -2.23% | 224,811 |
| Dec 9, 2025 | 28.07 | 30.00 | 27.04 | 29.63 | 29.63 | - | 359,968 |
| Dec 8, 2025 | 30.38 | 30.38 | 28.12 | 29.63 | 29.63 | -2.63% | 395,909 |
| Dec 5, 2025 | 31.28 | 31.75 | 29.52 | 30.43 | 30.43 | -3.40% | 342,382 |
| Dec 4, 2025 | 29.82 | 31.69 | 28.90 | 31.50 | 31.50 | 6.64% | 656,219 |
| Dec 3, 2025 | 27.96 | 30.08 | 26.69 | 29.54 | 29.54 | 7.11% | 245,634 |
| Dec 2, 2025 | 26.60 | 28.38 | 26.40 | 27.58 | 27.58 | 4.39% | 216,920 |
| Dec 1, 2025 | 27.35 | 27.83 | 26.29 | 26.42 | 26.42 | -7.33% | 268,794 |
| Nov 28, 2025 | 28.01 | 28.88 | 27.05 | 28.51 | 28.51 | 3.41% | 208,989 |
| Nov 26, 2025 | 26.94 | 27.90 | 26.40 | 27.57 | 27.57 | 7.11% | 331,375 |
| Nov 25, 2025 | 26.46 | 26.46 | 24.63 | 25.74 | 25.74 | -2.09% | 251,137 |
| Nov 24, 2025 | 24.51 | 26.48 | 24.01 | 26.29 | 26.29 | 7.88% | 348,870 |
| Nov 21, 2025 | 24.55 | 24.76 | 21.59 | 24.37 | 24.37 | 0.41% | 559,176 |
| Nov 20, 2025 | 28.18 | 29.90 | 24.12 | 24.27 | 24.27 | -10.64% | 476,324 |
| Nov 19, 2025 | 27.29 | 28.27 | 26.70 | 27.16 | 27.16 | 2.65% | 468,200 |
| Nov 18, 2025 | 25.53 | 26.90 | 24.60 | 26.46 | 26.46 | 1.93% | 501,223 |
| Nov 17, 2025 | 27.84 | 28.59 | 25.61 | 25.96 | 25.96 | -5.53% | 434,159 |
| Nov 14, 2025 | 25.56 | 29.38 | 25.43 | 27.48 | 27.48 | -0.18% | 917,013 |
| Nov 13, 2025 | 29.25 | 29.69 | 27.30 | 27.53 | 27.53 | -9.20% | 623,048 |
| Nov 12, 2025 | 31.50 | 32.72 | 29.86 | 30.32 | 30.32 | -3.47% | 362,860 |
| Nov 11, 2025 | 30.90 | 32.32 | 30.62 | 31.41 | 31.41 | -2.42% | 345,969 |
| Nov 10, 2025 | 36.16 | 36.50 | 31.85 | 32.19 | 32.19 | -4.88% | 667,822 |
| Nov 7, 2025 | 30.47 | 34.51 | 29.86 | 33.84 | 33.84 | 5.85% | 607,344 |
| Nov 6, 2025 | 34.95 | 35.00 | 31.39 | 31.97 | 31.97 | -6.66% | 508,498 |
| Nov 5, 2025 | 36.54 | 36.87 | 33.60 | 34.25 | 34.25 | -4.89% | 748,745 |
| Nov 4, 2025 | 38.52 | 40.30 | 36.00 | 36.01 | 36.01 | -11.59% | 539,797 |
| Nov 3, 2025 | 43.36 | 43.36 | 38.50 | 40.73 | 40.73 | -6.65% | 699,717 |
| Oct 31, 2025 | 43.34 | 46.20 | 42.44 | 43.63 | 43.63 | 2.93% | 484,228 |
| Oct 30, 2025 | 43.11 | 44.55 | 41.50 | 42.39 | 42.39 | -6.57% | 450,184 |
| Oct 29, 2025 | 43.00 | 46.65 | 41.80 | 45.37 | 45.37 | 5.54% | 653,462 |
| Oct 28, 2025 | 47.01 | 48.00 | 42.00 | 42.99 | 42.99 | -8.61% | 735,609 |
| Oct 27, 2025 | 45.43 | 49.33 | 43.51 | 47.04 | 47.04 | 10.14% | 1,068,231 |
| Oct 24, 2025 | 41.39 | 44.19 | 40.33 | 42.71 | 42.71 | 9.43% | 868,086 |
| Oct 23, 2025 | 38.91 | 39.99 | 36.40 | 39.03 | 39.03 | 11.26% | 930,902 |
| Oct 22, 2025 | 37.59 | 37.79 | 33.60 | 35.08 | 35.08 | -9.00% | 1,123,297 |
| Oct 21, 2025 | 39.00 | 40.54 | 37.80 | 38.55 | 38.55 | -2.55% | 516,041 |
| Oct 20, 2025 | 42.67 | 43.16 | 38.91 | 39.56 | 39.56 | -4.65% | 832,281 |
| Oct 17, 2025 | 40.56 | 41.64 | 37.85 | 41.49 | 41.49 | 4.88% | 1,176,098 |
| Oct 16, 2025 | 53.60 | 53.60 | 38.81 | 39.56 | 39.56 | -26.01% | 3,037,604 |
| Oct 15, 2025 | 60.53 | 61.11 | 50.10 | 53.47 | 53.47 | -8.06% | 1,345,424 |
| Oct 14, 2025 | 57.00 | 60.50 | 53.53 | 58.16 | 58.16 | -0.19% | 884,596 |