ClearSign Technologies Corporation - Common Stock (CLIR)

Last Price0.5824

Change+0.00 (0.00%)

NASDAQ · Last Trade: Dec 16th, 6:26 AM EST

Historical Prices For ClearSign Technologies Corporation - Common Stock (CLIR)

Date Range:

2025-09-16 - 2025-12-16

Date	Open	High	Low	Close	Volume	Adjusted Close
12/15/2025	0.64	0.66	0.58	0.58	321,830	0.58
12/12/2025	0.70	0.74	0.65	0.66	314,527	0.66
12/11/2025	0.68	0.68	0.58	0.61	300,469	0.61
12/10/2025	0.75	0.78	0.68	0.68	180,763	0.68
12/09/2025	0.77	0.78	0.75	0.75	28,237	0.75
12/08/2025	0.75	0.78	0.74	0.75	32,550	0.75
12/05/2025	0.77	0.77	0.75	0.77	25,670	0.77
12/04/2025	0.77	0.78	0.75	0.76	19,781	0.76
12/03/2025	0.72	0.80	0.72	0.77	87,314	0.77
12/02/2025	0.70	0.72	0.70	0.72	33,723	0.72
12/01/2025	0.73	0.73	0.67	0.72	81,595	0.72
11/28/2025	0.74	0.75	0.74	0.74	44,940	0.74
11/26/2025	0.75	0.75	0.73	0.74	61,358	0.74
11/25/2025	0.77	0.78	0.68	0.75	200,223	0.75
11/24/2025	0.82	0.82	0.75	0.78	99,464	0.78
11/21/2025	0.84	0.85	0.79	0.81	88,267	0.81
11/20/2025	0.87	0.87	0.82	0.82	34,009	0.82
11/19/2025	0.80	0.87	0.80	0.86	72,092	0.86
11/18/2025	0.83	0.84	0.79	0.83	31,391	0.83
11/17/2025	0.86	0.88	0.79	0.83	112,543	0.83
11/14/2025	0.86	0.98	0.78	0.88	265,747	0.88
11/13/2025	0.83	0.96	0.75	0.87	446,052	0.87
11/12/2025	0.85	0.89	0.83	0.83	74,328	0.83
11/11/2025	0.95	0.95	0.85	0.86	135,883	0.86
11/10/2025	0.95	0.96	0.91	0.93	42,280	0.93
11/07/2025	0.92	0.93	0.90	0.93	112,051	0.93
11/06/2025	0.93	0.94	0.88	0.90	35,887	0.90
11/05/2025	0.85	0.96	0.84	0.92	164,594	0.92
11/04/2025	0.88	0.91	0.84	0.86	142,340	0.86
11/03/2025	0.89	0.89	0.83	0.85	39,612	0.85
10/31/2025	0.90	0.92	0.85	0.87	70,011	0.87
10/30/2025	0.90	0.94	0.86	0.88	47,125	0.88
10/29/2025	0.91	0.92	0.90	0.90	110,138	0.90
10/28/2025	0.87	1.02	0.87	0.91	399,340	0.91
10/27/2025	0.88	0.89	0.81	0.84	182,910	0.84
10/24/2025	0.95	0.95	0.86	0.89	211,159	0.89
10/23/2025	0.87	0.97	0.85	0.95	231,681	0.95
10/22/2025	0.85	0.85	0.77	0.83	232,901	0.83
10/21/2025	0.91	0.97	0.83	0.86	194,699	0.86
10/20/2025	0.84	0.98	0.84	0.95	131,150	0.95
10/17/2025	0.81	0.90	0.81	0.85	198,082	0.85
10/16/2025	1.02	1.02	0.85	0.87	202,017	0.87
10/15/2025	0.91	1.00	0.91	0.97	240,541	0.97
10/14/2025	0.86	1.01	0.83	1.00	192,810	1.00
10/13/2025	0.88	0.93	0.81	0.92	208,726	0.92
10/10/2025	0.92	0.92	0.81	0.86	254,424	0.86
10/09/2025	1.00	1.00	0.91	0.92	202,491	0.92
10/08/2025	0.93	0.99	0.88	0.98	170,411	0.98
10/07/2025	1.09	1.11	0.86	0.96	1,188,572	0.96
10/06/2025	0.90	1.12	0.88	1.06	1,354,369	1.06
10/03/2025	0.84	0.88	0.82	0.86	189,188	0.86
10/02/2025	0.80	0.86	0.79	0.84	256,384	0.84
10/01/2025	0.77	0.81	0.77	0.79	67,007	0.79
9/30/2025	0.82	0.82	0.75	0.77	112,805	0.77
9/29/2025	0.86	0.87	0.78	0.80	297,658	0.80
9/26/2025	0.80	0.86	0.78	0.81	468,699	0.81
9/25/2025	0.77	0.78	0.71	0.73	153,538	0.73
9/24/2025	0.72	0.77	0.71	0.76	196,147	0.76
9/23/2025	0.80	0.89	0.64	0.71	951,280	0.71
9/22/2025	0.66	0.90	0.61	0.84	2,669,463	0.84
9/19/2025	0.51	0.95	0.51	0.68	36,197,293	0.68
9/18/2025	0.51	0.54	0.47	0.50	392,820	0.50
9/17/2025	0.50	0.53	0.48	0.51	178,829	0.51
9/16/2025	0.52	0.53	0.46	0.50	550,952	0.50