CYS:COS Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
May 27, 2026	0.32	0.32	0.32	0.32	0.31	-	1,600
May 26, 2026	0.32	0.32	0.32	0.32	0.31	5.19%	18,000
May 11, 2026	0.31	0.31	0.31	0.31	0.29	2.67%	2,500
Apr 2, 2026	0.30	0.30	0.30	0.30	0.28	7.14%	1,100
Mar 20, 2026	0.25	0.28	0.25	0.28	0.26	2.94%	800
Mar 4, 2026	0.27	0.27	0.27	0.27	0.26	-9.33%	880
Feb 16, 2026	0.30	0.30	0.30	0.30	0.28	-2.60%	9,000
Feb 4, 2026	0.31	0.31	0.31	0.31	0.29	9.22%	16,300
Jan 27, 2026	0.28	0.28	0.28	0.28	0.27	19.49%	1,100
Jan 16, 2026	0.24	0.24	0.24	0.24	0.22	-9.23%	800
Jan 9, 2026	0.26	0.26	0.26	0.26	0.25	-9.72%	1,100