ClearSign Technologies Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Dec 17, 2025	0.57	0.57	0.57	0.57	0.57	-7.13%	1,700
Dec 16, 2025	0.62	0.62	0.62	0.62	0.62	1.48%	750
Dec 15, 2025	0.61	0.61	0.61	0.61	0.61	-4.26%	2
Dec 11, 2025	0.65	0.65	0.64	0.64	0.64	-12.27%	2,322
Dec 10, 2025	0.78	0.78	0.72	0.72	0.72	-0.75%	1,481
Dec 9, 2025	0.73	0.73	0.73	0.73	0.73	-3.68%	1
Dec 8, 2025	0.75	0.76	0.75	0.76	0.76	-0.05%	169
Dec 5, 2025	0.76	0.76	0.76	0.76	0.76	-1.04%	750
Dec 4, 2025	0.77	0.77	0.77	0.77	0.77	-2.27%	131
Dec 3, 2025	0.69	0.78	0.69	0.78	0.78	10.44%	3,044
Dec 1, 2025	0.71	0.71	0.71	0.71	0.71	-2.74%	689
Nov 26, 2025	0.73	0.73	0.73	0.73	0.73	-12.92%	25
Nov 20, 2025	0.87	0.87	0.84	0.84	0.84	-8.88%	1,221
Nov 17, 2025	0.92	0.92	0.92	0.92	0.92	10.18%	30
Nov 13, 2025	0.84	0.84	0.84	0.84	0.84	1.83%	2,325
Nov 12, 2025	0.82	0.82	0.82	0.82	0.82	-12.62%	5
Nov 11, 2025	0.92	0.94	0.92	0.94	0.94	2.00%	1,979
Nov 10, 2025	0.94	0.94	0.92	0.92	0.92	8.24%	2,705
Nov 5, 2025	0.85	0.85	0.85	0.85	0.85	-3.13%	200
Nov 4, 2025	0.87	0.89	0.86	0.88	0.88	3.92%	2,300
Nov 3, 2025	0.85	0.85	0.84	0.84	0.84	-4.43%	66
Oct 31, 2025	0.88	0.88	0.88	0.88	0.88	1.08%	1,101
Oct 30, 2025	0.87	0.87	0.87	0.87	0.87	-3.10%	114
Oct 29, 2025	0.91	0.91	0.90	0.90	0.90	-0.23%	30
Oct 28, 2025	0.98	1.00	0.90	0.90	0.90	3.08%	11,063
Oct 27, 2025	0.88	0.88	0.88	0.88	0.88	-0.08%	1,330
Oct 24, 2025	0.93	0.93	0.88	0.88	0.88	-8.55%	1,183
Oct 23, 2025	0.87	0.96	0.87	0.96	0.96	21.81%	1,267
Oct 22, 2025	0.81	0.81	0.79	0.79	0.79	-19.58%	857
Oct 21, 2025	0.98	0.98	0.98	0.98	0.98	10.11%	38
Oct 20, 2025	0.89	0.89	0.89	0.89	0.89	4.87%	1
Oct 17, 2025	0.85	0.85	0.85	0.85	0.85	-6.14%	3
Oct 16, 2025	1.04	1.09	0.90	0.90	0.90	-9.58%	2,247
Oct 15, 2025	1.04	1.04	0.92	1.00	1.00	14.94%	1,538
Oct 14, 2025	0.87	0.87	0.87	0.87	0.87	-4.91%	81
Oct 13, 2025	0.91	0.93	0.91	0.91	0.91	7.23%	814
Oct 10, 2025	0.91	0.91	0.85	0.85	0.85	-8.75%	1,700
Oct 9, 2025	0.98	0.98	0.93	0.94	0.94	1.32%	2,237
Oct 8, 2025	0.91	0.92	0.88	0.92	0.92	6.46%	2,400
Oct 7, 2025	1.15	1.15	0.87	0.87	0.87	-17.45%	2,773
Oct 6, 2025	0.88	1.12	0.88	1.05	1.05	21.70%	12,489
Oct 3, 2025	0.86	0.86	0.86	0.86	0.86	4.34%	1,066
Oct 2, 2025	0.83	0.83	0.83	0.83	0.83	6.00%	703
Oct 1, 2025	0.78	0.78	0.78	0.78	0.78	2.58%	33
Sep 30, 2025	0.76	0.76	0.76	0.76	0.76	-7.20%	150
Sep 29, 2025	0.83	0.83	0.81	0.82	0.82	1.17%	4,340
Sep 26, 2025	0.80	0.81	0.79	0.81	0.81	9.91%	820
Sep 25, 2025	0.73	0.75	0.73	0.74	0.74	-0.41%	365
Sep 24, 2025	0.73	0.74	0.73	0.74	0.74	-10.84%	152
Sep 23, 2025	0.85	0.85	0.82	0.83	0.83	-1.46%	712