ClearSign Technologies Corporation - CLIR - Stock Historical Data & Price

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
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
August 14, 2025	0.62	0.61	0.61	0.62	0.58	76,777
August 13, 2025	0.55	0.59	0.59	0.59	0.55	62,302
August 12, 2025	0.57	0.53	0.53	0.57	0.5	118,146
August 11, 2025	0.55	0.54	0.54	0.57	0.53	80,100
August 08, 2025	0.57	0.56	0.56	0.57	0.55	98,657
August 07, 2025	0.56	0.56	0.56	0.59	0.54	58,916
August 06, 2025	0.56	0.58	0.58	0.58	0.56	30,680
August 05, 2025	0.57	0.55	0.55	0.57	0.54	60,071
August 04, 2025	0.56	0.55	0.55	0.57	0.54	29,236
August 01, 2025	0.57	0.55	0.55	0.58	0.54	45,100
July 31, 2025	0.6	0.58	0.58	0.6	0.57	13,622
July 30, 2025	0.6	0.57	0.57	0.63	0.57	65,041
July 29, 2025	0.64	0.6	0.6	0.65	0.6	54,721
July 28, 2025	0.61	0.63	0.63	0.65	0.61	204,400
July 25, 2025	0.57	0.6	0.6	0.62	0.57	95,200
July 24, 2025	0.59	0.59	0.59	0.6	0.57	73,349
July 23, 2025	0.58	0.58	0.58	0.62	0.57	96,200
July 22, 2025	0.6	0.6	0.6	0.63	0.57	132,327
July 21, 2025	0.58	0.59	0.59	0.61	0.57	84,489
July 18, 2025	0.58	0.58	0.58	0.63	0.57	148,417
July 17, 2025	0.51	0.54	0.54	0.57	0.49	133,473
July 16, 2025	0.53	0.5	0.5	0.54	0.49	68,100
July 15, 2025	0.53	0.53	0.53	0.55	0.53	26,700
July 14, 2025	0.56	0.53	0.53	0.56	0.53	36,100
July 11, 2025	0.54	0.54	0.54	0.56	0.53	49,223
July 10, 2025	0.56	0.55	0.55	0.58	0.53	51,600
July 09, 2025	0.51	0.55	0.55	0.58	0.5	154,600
July 08, 2025	0.54	0.54	0.54	0.56	0.54	39,154
July 07, 2025	0.5	0.54	0.54	0.58	0.5	131,800
July 03, 2025	0.54	0.54	0.54	0.6	0.53	56,600
July 02, 2025	0.54	0.53	0.53	0.54	0.52	22,308
July 01, 2025	0.56	0.54	0.54	0.57	0.51	113,700
June 30, 2025	0.52	0.56	0.56	0.58	0.52	23,500
June 27, 2025	0.57	0.56	0.56	0.59	0.52	37,237
June 26, 2025	0.55	0.57	0.57	0.6	0.53	31,459
June 25, 2025	0.58	0.56	0.56	0.61	0.55	26,100
June 24, 2025	0.58	0.6	0.6	0.6	0.55	21,400
June 23, 2025	0.63	0.58	0.58	0.63	0.53	165,210
June 20, 2025	0.6	0.62	0.62	0.64	0.6	38,347
June 18, 2025	0.63	0.61	0.61	0.64	0.57	43,210
June 17, 2025	0.62	0.62	0.62	0.64	0.6	34,000
June 16, 2025	0.63	0.61	0.61	0.63	0.61	14,404
June 13, 2025	0.61	0.6	0.6	0.62	0.6	19,700
June 12, 2025	0.64	0.6	0.6	0.64	0.6	30,900
June 11, 2025	0.63	0.61	0.61	0.66	0.6	64,708

ClearSign Technologies Corporation (CLIR) NASDAQ