Cyanotech Corporation - CYAN - Stock Historical Data & Price

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
September 05, 2025	0.28	0.25	0.25	0.28	0.25	3,500
September 04, 2025	0.28	0.29	0.29	0.29	0.28	400
September 03, 2025	0.28	0.28	0.28	0.28	0.28	100
September 02, 2025	0.28	0.28	0.28	0.28	0.28	600
August 29, 2025	0.34	0.34	0.34	0.34	0.34	200
August 28, 2025	0.32	0.28	0.28	0.32	0.28	2,200
August 27, 2025	0.29	0.29	0.29	0.29	0.29	0
August 26, 2025	0.29	0.29	0.29	0.29	0.29	7
August 25, 2025	0.28	0.29	0.29	0.29	0.28	700
August 22, 2025	0.29	0.32	0.32	0.32	0.29	1,100
August 21, 2025	0.3	0.3	0.3	0.3	0.3	2,000
August 20, 2025	0.3	0.3	0.3	0.3	0.3	2,000
August 19, 2025	0.27	0.3	0.3	0.33	0.27	10,274
August 18, 2025	0.3	0.3	0.3	0.3	0.3	3,000
August 15, 2025	0.3	0.3	0.3	0.3	0.3	0
August 14, 2025	0.3	0.3	0.3	0.3	0.3	100
August 13, 2025	0.3	0.3	0.3	0.3	0.3	200
August 12, 2025	0.25	0.36	0.36	0.36	0.25	1,500
August 11, 2025	0.36	0.42	0.42	0.42	0.3	3,400
August 08, 2025	0.21	0.42	0.42	0.42	0.21	48,400
August 07, 2025	0.35	0.33	0.33	0.36	0.33	22,800
August 06, 2025	0.38	0.39	0.39	0.39	0.36	15,800
August 05, 2025	0.37	0.37	0.37	0.37	0.37	0
August 04, 2025	0.37	0.37	0.37	0.4	0.37	7,400
August 01, 2025	0.39	0.37	0.37	0.39	0.37	1,500
July 31, 2025	0.38	0.37	0.37	0.38	0.37	1,200
July 30, 2025	0.39	0.39	0.39	0.39	0.39	200
July 29, 2025	0.37	0.41	0.41	0.41	0.37	2,000
July 28, 2025	0.38	0.38	0.38	0.38	0.38	3,100
July 25, 2025	0.38	0.39	0.39	0.42	0.38	3,700
July 24, 2025	0.43	0.43	0.43	0.43	0.38	1,300
July 23, 2025	0.39	0.42	0.42	0.42	0.38	2,400
July 22, 2025	0.39	0.42	0.42	0.42	0.39	800
July 21, 2025	0.42	0.39	0.39	0.42	0.39	3,300
July 18, 2025	0.39	0.42	0.42	0.42	0.39	2,500
July 17, 2025	0.42	0.42	0.42	0.42	0.42	3,614
July 16, 2025	0.39	0.42	0.42	0.42	0.39	16,300
July 15, 2025	0.4	0.42	0.42	0.42	0.39	4,900
July 14, 2025	0.38	0.42	0.42	0.42	0.38	5,300
July 11, 2025	0.37	0.46	0.46	0.46	0.37	3,700
July 10, 2025	0.37	0.46	0.46	0.46	0.37	4,000
July 09, 2025	0.41	0.46	0.46	0.46	0.37	23,300
July 08, 2025	0.42	0.4	0.4	0.42	0.36	600
July 07, 2025	0.41	0.41	0.41	0.41	0.41	2,000
July 03, 2025	0.36	0.36	0.36	0.36	0.36	5,000
July 02, 2025	0.4	0.4	0.4	0.4	0.34	4,200
July 01, 2025	0.33	0.4	0.4	0.4	0.33	13,200
June 30, 2025	0.42	0.33	0.33	0.42	0.33	12,000
June 27, 2025	0.4	0.4	0.4	0.4	0.4	1,000
June 26, 2025	0.35	0.35	0.35	0.35	0.35	0
June 25, 2025	0.35	0.35	0.35	0.35	0.35	0
June 24, 2025	0.35	0.35	0.35	0.35	0.35	0
June 23, 2025	0.35	0.35	0.35	0.35	0.35	100
June 20, 2025	0.36	0.35	0.35	0.36	0.35	800
June 18, 2025	0.36	0.36	0.36	0.36	0.36	0
June 17, 2025	0.42	0.36	0.36	0.42	0.36	12,749
June 16, 2025	0.39	0.39	0.39	0.39	0.39	1,300
June 13, 2025	0.39	0.39	0.39	0.39	0.39	300
June 12, 2025	0.41	0.41	0.41	0.41	0.41	300
June 11, 2025	0.41	0.42	0.42	0.42	0.4	25,200

Cyanotech Corporation (CYAN) OTC