CYS:COS Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Mar 4, 2026	0.27	0.27	0.27	0.27	0.27	-9.33%	880
Feb 16, 2026	0.30	0.30	0.30	0.30	0.30	-2.60%	9,000
Feb 4, 2026	0.31	0.31	0.31	0.31	0.31	9.22%	16,300
Jan 27, 2026	0.28	0.28	0.28	0.28	0.28	19.49%	1,100
Jan 16, 2026	0.24	0.24	0.24	0.24	0.24	-9.23%	800
Jan 9, 2026	0.26	0.26	0.26	0.26	0.26	-9.72%	1,100
Dec 8, 2025	0.29	0.29	0.29	0.29	0.29	-10.00%	5,000
Nov 14, 2025	0.32	0.32	0.32	0.32	0.32	6.67%	11,035
Nov 10, 2025	0.30	0.30	0.30	0.30	0.30	-	100
Oct 30, 2025	0.30	0.30	0.30	0.30	0.30	-3.23%	900
Oct 22, 2025	0.31	0.31	0.31	0.31	0.31	-	2,100
Oct 16, 2025	0.31	0.31	0.31	0.31	0.31	-	2,000
Sep 29, 2025	0.31	0.31	0.31	0.31	0.31	-3.13%	2,000
Sep 25, 2025	0.32	0.32	0.32	0.32	0.32	3.23%	1,700
Sep 24, 2025	0.31	0.31	0.31	0.31	0.31	-6.06%	3,141
Sep 18, 2025	0.33	0.33	0.33	0.33	0.33	0.61%	500