Cyanotech Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Feb 26, 2025	0.35	0.35	0.35	0.35	0.35	5.14%	1,460
Feb 25, 2025	0.33	0.33	0.33	0.33	0.33	-7.53%	400
Feb 24, 2025	0.36	0.36	0.36	0.36	0.36	-	1,500
Feb 21, 2025	0.36	0.36	0.36	0.36	0.36	-	-
Feb 20, 2025	0.36	0.36	0.36	0.36	0.36	-1.10%	100
Feb 19, 2025	0.41	0.41	0.36	0.36	0.36	-1.62%	1,118
Feb 18, 2025	0.37	0.41	0.37	0.37	0.37	-6.80%	430
Feb 14, 2025	0.37	0.40	0.37	0.40	0.40	7.30%	2,000
Feb 13, 2025	0.37	0.40	0.37	0.37	0.37	-	3,130
Feb 12, 2025	0.37	0.37	0.36	0.37	0.37	-8.64%	29,171
Feb 11, 2025	0.43	0.43	0.36	0.41	0.41	15.71%	4,271
Feb 10, 2025	0.36	0.36	0.35	0.35	0.35	-18.40%	1,670
Feb 7, 2025	0.43	0.43	0.43	0.43	0.43	-	1,000
Feb 6, 2025	0.43	0.43	0.43	0.43	0.43	-	300
Feb 5, 2025	0.43	0.43	0.43	0.43	0.43	19.14%	2,041
Feb 4, 2025	0.37	0.37	0.36	0.36	0.36	-0.03%	4,526
Feb 3, 2025	0.36	0.36	0.36	0.36	0.36	5.05%	3,125
Jan 31, 2025	0.34	0.34	0.34	0.34	0.34	-	100
Jan 30, 2025	0.34	0.34	0.34	0.34	0.34	2.02%	275
Jan 29, 2025	0.34	0.34	0.34	0.34	0.34	-1.98%	456
Jan 28, 2025	0.38	0.38	0.34	0.34	0.34	-9.79%	650
Jan 27, 2025	0.38	0.38	0.38	0.38	0.38	-	75
Jan 24, 2025	0.40	0.40	0.38	0.38	0.38	2.70%	15,226
Jan 23, 2025	0.36	0.37	0.35	0.37	0.37	8.82%	3,093
Jan 22, 2025	0.34	0.34	0.34	0.34	0.34	-	12
Jan 21, 2025	0.34	0.34	0.34	0.34	0.34	-	60
Jan 17, 2025	0.34	0.34	0.34	0.34	0.34	-	3
Jan 16, 2025	0.35	0.43	0.34	0.34	0.34	9.68%	2,448
Jan 15, 2025	0.31	0.31	0.31	0.31	0.31	-3.13%	2,163
Jan 14, 2025	0.33	0.35	0.31	0.32	0.32	-20.00%	700
Jan 13, 2025	0.40	0.40	0.40	0.40	0.40	-	3
Jan 10, 2025	0.44	0.44	0.40	0.40	0.40	-	605
Jan 8, 2025	0.40	0.40	0.40	0.40	0.40	-	80
Jan 7, 2025	0.40	0.40	0.40	0.40	0.40	-1.23%	900
Jan 6, 2025	0.37	0.41	0.37	0.41	0.41	9.46%	1,081
Jan 3, 2025	0.37	0.37	0.37	0.37	0.37	2.72%	175
Jan 2, 2025	0.37	0.37	0.36	0.36	0.36	-1.25%	5,408
Dec 31, 2024	0.35	0.44	0.34	0.36	0.36	-1.04%	37,115
Dec 30, 2024	0.41	0.43	0.37	0.37	0.37	-3.00%	3,443
Dec 27, 2024	0.38	0.40	0.38	0.38	0.38	-	3,650
Dec 26, 2024	0.34	0.45	0.32	0.38	0.38	-	1,331
Dec 24, 2024	0.38	0.38	0.38	0.38	0.38	-4.33%	510
Dec 23, 2024	0.32	0.45	0.32	0.40	0.40	32.18%	14,850
Dec 20, 2024	0.37	0.37	0.29	0.30	0.30	-24.88%	22,484
Dec 19, 2024	0.42	0.42	0.38	0.40	0.40	-9.09%	18,851
Dec 18, 2024	0.44	0.46	0.44	0.44	0.44	-	31,576
Dec 17, 2024	0.29	0.48	0.29	0.44	0.44	29.08%	309,899
Dec 16, 2024	0.27	0.35	0.26	0.34	0.34	17.54%	31,752
Dec 13, 2024	0.26	0.29	0.26	0.29	0.29	11.11%	4,037
Dec 12, 2024	0.26	0.26	0.26	0.26	0.26	-25.43%	600
Dec 11, 2024	0.29	0.35	0.29	0.35	0.35	17.73%	29,620
Dec 10, 2024	0.29	0.30	0.29	0.30	0.30	2.16%	28,481
Dec 9, 2024	0.35	0.35	0.29	0.29	0.29	-	12,107
Dec 6, 2024	0.27	0.29	0.27	0.29	0.29	-9.06%	490
Dec 5, 2024	0.37	0.37	0.32	0.32	0.32	-13.51%	5,675
Dec 4, 2024	0.36	0.37	0.36	0.37	0.37	5.56%	934
Dec 3, 2024	0.34	0.38	0.34	0.35	0.35	1.76%	795
Dec 2, 2024	0.34	0.36	0.34	0.34	0.34	-1.59%	1,925
Nov 29, 2024	0.37	0.37	0.35	0.35	0.35	-2.78%	6,238
Nov 27, 2024	0.38	0.38	0.36	0.36	0.36	3.68%	8,608
Nov 26, 2024	0.34	0.35	0.34	0.35	0.35	1.94%	1,813
Nov 25, 2024	0.34	0.34	0.34	0.34	0.34	-10.37%	4,874
Nov 22, 2024	0.38	0.38	0.38	0.38	0.38	2.70%	3,000
Nov 21, 2024	0.34	0.37	0.34	0.37	0.37	5.41%	845
Nov 20, 2024	0.35	0.35	0.35	0.35	0.35	-7.63%	351
Nov 19, 2024	0.40	0.40	0.38	0.38	0.38	-4.40%	12,943
Nov 18, 2024	0.34	0.42	0.34	0.40	0.40	16.74%	1,540
Nov 15, 2024	0.44	0.60	0.33	0.34	0.34	-34.52%	70,195
Nov 14, 2024	0.54	0.54	0.52	0.52	0.52	-	5,102
Nov 13, 2024	0.52	0.52	0.52	0.52	0.52	-	525
Nov 12, 2024	0.52	0.52	0.52	0.52	0.52	-5.45%	867
Nov 11, 2024	0.55	0.55	0.55	0.55	0.55	-7.56%	1,031
Nov 8, 2024	0.60	0.60	0.60	0.60	0.60	-	5
Nov 7, 2024	0.65	0.65	0.56	0.60	0.60	-8.46%	7,650
Nov 6, 2024	0.65	0.65	0.65	0.65	0.65	-	22
Nov 5, 2024	0.56	0.78	0.56	0.65	0.65	16.07%	8,842
Nov 4, 2024	0.57	0.57	0.56	0.56	0.56	-1.74%	1,138
Nov 1, 2024	0.63	0.63	0.57	0.57	0.57	-9.54%	3,695
Oct 31, 2024	0.65	0.65	0.60	0.63	0.63	3.28%	1,550
Oct 30, 2024	0.55	0.61	0.55	0.61	0.61	-19.73%	1,481
Oct 29, 2024	0.60	0.76	0.60	0.76	0.76	26.71%	320
Oct 28, 2024	0.68	0.68	0.60	0.60	0.60	-21.09%	3,578
Oct 25, 2024	0.77	0.77	0.76	0.76	0.76	-2.56%	7,135
Oct 24, 2024	0.78	0.78	0.78	0.78	0.78	-	-
Oct 23, 2024	0.78	0.78	0.78	0.78	0.78	33.33%	3,000
Oct 22, 2024	0.59	0.59	0.59	0.59	0.59	-10.00%	173
Oct 21, 2024	0.65	0.65	0.65	0.65	0.65	-	327
Oct 18, 2024	0.65	0.65	0.65	0.65	0.65	-	10
Oct 17, 2024	0.65	0.65	0.65	0.65	0.65	-7.14%	213
Oct 16, 2024	0.70	0.70	0.70	0.70	0.70	-	2
Oct 15, 2024	0.70	0.70	0.70	0.70	0.70	-	104
Oct 14, 2024	0.70	0.70	0.70	0.70	0.70	-	1,374
Oct 11, 2024	0.75	0.75	0.70	0.70	0.70	-12.99%	4,126
Oct 10, 2024	0.80	0.80	0.80	0.80	0.80	-	-
Oct 9, 2024	0.81	0.81	0.68	0.80	0.80	10.21%	1,090
Oct 8, 2024	0.73	0.73	0.73	0.73	0.73	-	25
Oct 7, 2024	0.66	0.73	0.65	0.73	0.73	9.77%	3,044
Oct 4, 2024	0.67	0.67	0.67	0.67	0.67	-0.08%	1,013
Oct 3, 2024	0.83	0.85	0.66	0.67	0.67	-15.76%	18,700
Oct 2, 2024	0.75	0.81	0.75	0.79	0.79	3.95%	12,855