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Quantum-Si Incorporated - Class A Common Stock (NQ:QSI)

1.120 -0.030 (-2.61%)
Official Closing Price Updated: 4:15 PM EDT, Aug 29, 2025 Add to My Watchlist
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Historical Prices

Month:
Year:
Range:
Date Open High Low Close Volume Change (%)
Aug 29, 2025 1.130 1.150 1.100 1.120 3,471,790 -0.03(-2.61%)
Aug 28, 2025 1.190 1.220 1.130 1.150 4,255,532 -0.01(-0.86%)
Aug 27, 2025 1.160 1.220 1.150 1.160 5,181,200 -0.01(-0.85%)
Aug 26, 2025 1.130 1.180 1.110 1.170 3,556,982 +0.03(+2.63%)
Aug 25, 2025 1.130 1.170 1.110 1.140 3,873,101 +0.00(+0.00%)
Aug 22, 2025 1.100 1.160 1.060 1.140 6,872,465 +0.03(+2.70%)
Aug 21, 2025 0.9827 1.140 0.9800 1.110 9,272,171 +0.11(+11.00%)
Aug 20, 2025 1.010 1.020 0.9499 1.000 11,014,103 -0.03(-2.91%)
Aug 19, 2025 1.130 1.135 1.020 1.030 7,973,307 -0.06(-5.50%)
Aug 18, 2025 1.110 1.120 1.090 1.090 4,926,486 -0.01(-0.91%)
Aug 15, 2025 1.130 1.140 1.090 1.100 5,863,658 -0.02(-1.79%)
Aug 14, 2025 1.180 1.190 1.080 1.120 9,785,153 -0.05(-4.27%)
Aug 13, 2025 1.190 1.205 1.140 1.170 7,907,431 +0.01(+0.86%)
Aug 12, 2025 1.200 1.215 1.140 1.160 9,845,111 -0.04(-3.33%)
Aug 11, 2025 1.270 1.280 1.180 1.200 8,630,687 -0.07(-5.51%)
Aug 08, 2025 1.330 1.345 1.260 1.270 6,536,102 -0.06(-4.51%)
Aug 07, 2025 1.360 1.380 1.310 1.330 4,172,793 -0.04(-2.92%)
Aug 06, 2025 1.360 1.387 1.270 1.370 8,478,716 -0.07(-4.86%)
Aug 05, 2025 1.460 1.477 1.400 1.440 7,762,587 +0.00(+0.00%)
Aug 04, 2025 1.490 1.490 1.430 1.440 4,362,632 -0.02(-1.37%)
Aug 01, 2025 1.420 1.490 1.400 1.460 4,434,701 -0.02(-1.35%)
Jul 31, 2025 1.620 1.620 1.470 1.480 11,134,259 -0.14(-8.64%)
Jul 30, 2025 1.700 1.700 1.610 1.620 4,425,928 -0.01(-0.92%)
Jul 29, 2025 1.800 1.800 1.600 1.635 9,402,008 -0.16(-8.66%)
Jul 28, 2025 1.930 1.945 1.760 1.790 6,750,979 -0.14(-7.25%)
Jul 25, 2025 1.970 1.979 1.850 1.930 7,424,732 -0.05(-2.53%)
Jul 24, 2025 1.950 1.990 1.860 1.980 10,660,218 +0.10(+5.32%)
Jul 23, 2025 1.830 1.895 1.770 1.880 8,504,785 +0.08(+4.44%)
Jul 22, 2025 1.740 1.810 1.680 1.800 5,836,790 +0.08(+4.65%)
Jul 21, 2025 1.780 1.800 1.710 1.720 5,644,178 -0.04(-2.27%)
Jul 18, 2025 1.840 1.860 1.750 1.760 6,449,263 -0.06(-3.30%)
Jul 17, 2025 1.810 1.850 1.790 1.820 6,446,646 +0.02(+1.11%)
Jul 16, 2025 1.750 1.820 1.690 1.800 6,913,501 +0.08(+4.65%)
Jul 15, 2025 1.780 1.780 1.680 1.720 5,406,557 -0.01(-0.58%)
Jul 14, 2025 1.710 1.750 1.670 1.730 5,892,344 +0.00(+0.00%)
Jul 11, 2025 1.800 1.820 1.720 1.730 6,159,737 -0.08(-4.42%)
Jul 10, 2025 1.880 1.889 1.800 1.810 5,742,591 -0.06(-3.21%)
Jul 09, 2025 1.820 1.880 1.740 1.870 8,532,541 +0.06(+3.31%)
Jul 08, 2025 1.880 1.880 1.800 1.810 9,987,433 -0.01(-0.82%)
Jul 07, 2025 1.920 1.950 1.810 1.825 16,575,517 -0.32(-14.72%)
Jul 03, 2025 2.040 2.180 2.030 2.140 12,849,663 +0.16(+8.08%)
Jul 02, 2025 1.880 2.000 1.870 1.980 5,703,048 +0.08(+4.21%)
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