ClearSign Technologies Corporation - CLIR - Stock Historical Data & Price

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
November 07, 2025	0.92	0.93	0.93	0.93	0.9	112,051
November 06, 2025	0.93	0.9	0.9	0.94	0.88	35,887
November 05, 2025	0.85	0.92	0.92	0.96	0.84	164,800
November 04, 2025	0.88	0.86	0.86	0.91	0.84	142,465
November 03, 2025	0.89	0.85	0.85	0.89	0.83	39,612
October 31, 2025	0.9	0.87	0.87	0.92	0.85	70,011
October 30, 2025	0.9	0.88	0.88	0.94	0.86	47,125
October 29, 2025	0.91	0.9	0.9	0.92	0.9	110,814
October 28, 2025	0.87	0.91	0.91	1.02	0.87	389,323
October 27, 2025	0.88	0.84	0.84	0.89	0.81	184,402
October 24, 2025	0.95	0.89	0.89	0.95	0.86	211,200
October 23, 2025	0.87	0.95	0.95	0.97	0.85	231,700
October 22, 2025	0.85	0.83	0.83	0.85	0.77	232,902
October 21, 2025	0.91	0.86	0.86	0.97	0.83	195,300
October 20, 2025	0.84	0.95	0.95	0.98	0.84	131,500
October 17, 2025	0.81	0.85	0.85	0.9	0.81	198,082
October 16, 2025	1.02	0.87	0.87	1.02	0.85	206,300
October 15, 2025	0.91	0.97	0.97	1	0.91	240,562
October 14, 2025	0.86	1	1	1.01	0.83	192,910
October 13, 2025	0.88	0.92	0.92	0.93	0.81	208,726
October 10, 2025	0.92	0.86	0.86	0.92	0.81	254,424
October 09, 2025	1	0.92	0.92	1	0.91	202,633
October 08, 2025	0.93	0.98	0.98	0.99	0.88	171,011
October 07, 2025	1.09	0.96	0.96	1.11	0.86	1.19M
October 06, 2025	0.9	1.06	1.06	1.12	0.88	1.35M
October 03, 2025	0.84	0.86	0.86	0.88	0.82	189,188
October 02, 2025	0.8	0.84	0.84	0.86	0.79	256,500
October 01, 2025	0.77	0.79	0.79	0.81	0.77	67,135
September 30, 2025	0.83	0.77	0.77	0.83	0.75	112,806
September 29, 2025	0.86	0.8	0.8	0.87	0.78	297,700
September 26, 2025	0.8	0.81	0.81	0.86	0.78	468,699
September 25, 2025	0.77	0.73	0.73	0.78	0.71	154,411
September 24, 2025	0.72	0.76	0.76	0.77	0.72	197,348
September 23, 2025	0.8	0.72	0.72	0.89	0.64	951,540
September 22, 2025	0.66	0.84	0.84	0.9	0.61	2.68M
September 19, 2025	0.51	0.68	0.68	0.95	0.51	36.2M
September 18, 2025	0.51	0.5	0.5	0.54	0.48	392,847
September 17, 2025	0.5	0.51	0.51	0.53	0.48	180,329
September 16, 2025	0.52	0.5	0.5	0.53	0.46	551,000
September 15, 2025	0.56	0.53	0.53	0.57	0.53	161,133
September 12, 2025	0.55	0.54	0.54	0.56	0.54	103,924
September 11, 2025	0.56	0.55	0.55	0.58	0.54	88,023
September 10, 2025	0.59	0.57	0.57	0.6	0.57	68,367
September 09, 2025	0.57	0.58	0.58	0.6	0.57	43,185
September 08, 2025	0.6	0.59	0.59	0.6	0.59	53,664
September 05, 2025	0.6	0.59	0.59	0.6	0.58	40,619
September 04, 2025	0.6	0.58	0.58	0.6	0.58	49,418
September 03, 2025	0.59	0.6	0.6	0.6	0.58	36,200
September 02, 2025	0.61	0.6	0.6	0.61	0.58	46,127
August 29, 2025	0.59	0.58	0.58	0.6	0.58	16,744
August 28, 2025	0.59	0.59	0.59	0.6	0.58	40,229
August 27, 2025	0.58	0.59	0.59	0.6	0.58	35,900
August 26, 2025	0.58	0.58	0.58	0.61	0.57	88,668
August 25, 2025	0.61	0.59	0.59	0.61	0.57	81,600
August 22, 2025	0.6	0.59	0.59	0.62	0.58	91,153
August 21, 2025	0.58	0.57	0.57	0.58	0.55	101,807
August 20, 2025	0.55	0.54	0.54	0.55	0.54	30,000
August 19, 2025	0.55	0.55	0.55	0.55	0.52	43,735
August 18, 2025	0.57	0.56	0.56	0.59	0.56	35,185
August 15, 2025	0.6	0.56	0.56	0.6	0.56	79,414

ClearSign Technologies Corporation (CLIR) NASDAQ