ClearSign Technologies Corporation (CLIR)
NASDAQ: CLIR · Real-Time Price · USD
0.8500
-0.0402 (-4.52%)
Oct 27, 2025, 4:00 PM EDT - Market closed

ClearSign Technologies Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Oct 27, 20250.880.890.850.83--7.12%74,862
Oct 24, 20250.950.950.860.890.89-6.26%211,159
Oct 23, 20250.870.970.850.950.9514.41%231,682
Oct 22, 20250.850.850.770.830.83-3.62%232,902
Oct 21, 20250.910.970.830.860.86-9.37%195,274
Oct 20, 20250.840.980.840.950.9511.66%131,496
Oct 17, 20250.810.900.810.850.85-2.20%198,082
Oct 16, 20251.021.020.850.870.87-10.09%206,267
Oct 15, 20250.911.000.910.970.97-3.71%240,562
Oct 14, 20250.861.010.831.011.019.24%192,910
Oct 13, 20250.880.930.810.920.926.98%208,726
Oct 10, 20250.920.920.810.860.86-6.51%254,424
Oct 9, 20251.001.000.910.920.92-5.90%202,633
Oct 8, 20250.930.990.880.980.981.82%171,011
Oct 7, 20251.091.110.860.960.96-9.42%1,189,546
Oct 6, 20250.901.120.881.061.0623.53%1,354,399
Oct 3, 20250.840.880.820.860.861.74%189,188
Oct 2, 20250.800.860.790.840.846.49%256,459
Oct 1, 20250.770.810.770.790.792.70%67,135
Sep 30, 20250.830.830.750.770.77-3.73%112,806
Sep 29, 20250.860.870.780.800.80-0.62%297,659
Sep 26, 20250.800.860.780.810.8110.24%468,699
Sep 25, 20250.770.780.710.730.73-3.54%154,411
Sep 24, 20250.720.770.720.760.766.01%197,348
Sep 23, 20250.800.890.640.720.72-14.65%951,540
Sep 22, 20250.660.900.610.840.8422.88%2,681,329
Sep 19, 20250.510.950.510.680.6836.26%36,197,285
Sep 18, 20250.510.540.480.500.50-1.46%392,847
Sep 17, 20250.500.530.480.510.510.83%180,329
Sep 16, 20250.520.530.460.500.50-5.04%550,952
Sep 15, 20250.560.570.530.530.53-1.83%161,133
Sep 12, 20250.550.560.540.540.54-0.90%103,924
Sep 11, 20250.560.580.540.550.55-3.88%88,023
Sep 10, 20250.590.600.570.570.57-2.36%68,367
Sep 9, 20250.570.600.570.580.58-0.77%43,356
Sep 8, 20250.600.600.590.590.59-0.54%53,664
Sep 5, 20250.600.600.580.590.591.26%40,814
Sep 4, 20250.600.600.580.580.58-2.34%49,418
Sep 3, 20250.590.600.580.600.60-0.78%36,167
Sep 2, 20250.610.610.580.600.602.64%46,127
Aug 29, 20250.590.600.580.580.58-1.50%16,744
Aug 28, 20250.590.600.580.590.590.17%40,229
Aug 27, 20250.580.600.580.590.592.10%35,861
Aug 26, 20250.580.610.570.580.58-0.85%88,668
Aug 25, 20250.610.610.570.590.59-0.85%81,597
Aug 22, 20250.600.620.580.590.592.63%91,153
Aug 21, 20250.580.580.550.570.575.91%101,807
Aug 20, 20250.550.550.540.540.54-1.49%29,976
Aug 19, 20250.550.550.520.550.55-1.61%43,735
Aug 18, 20250.570.590.560.560.56-0.37%35,185