CYSNF Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Jun 25, 2026	0.30	0.66	0.30	0.66	0.66	-1.12%	12,217
Jun 23, 2026	0.70	0.70	0.64	0.67	0.67	-1.47%	17,000
Jun 22, 2026	0.55	0.68	0.55	0.68	0.68	0.52%	17,877
Jun 17, 2026	0.68	0.68	0.68	0.68	0.68	-5.92%	1,000
Jun 16, 2026	0.72	0.72	0.70	0.72	0.72	1.18%	16,000
Jun 15, 2026	0.71	0.71	0.71	0.71	0.71	1.37%	2,000
Jun 12, 2026	0.70	0.70	0.70	0.70	0.70	0.16%	9,455
Jun 11, 2026	0.71	0.71	0.70	0.70	0.70	-0.71%	10,500
Jun 10, 2026	0.71	0.71	0.71	0.71	0.70	2.92%	150
Jun 4, 2026	0.65	0.69	0.65	0.69	0.69	4.13%	5,000
Jun 2, 2026	0.65	0.68	0.65	0.66	0.66	-3.44%	14,850
May 28, 2026	0.70	0.70	0.68	0.68	0.68	-7.71%	8,400
May 27, 2026	0.60	0.74	0.60	0.74	0.74	8.72%	2,800
May 26, 2026	0.69	0.73	0.68	0.68	0.68	-6.53%	7,200
May 22, 2026	0.73	0.73	0.73	0.73	0.73	5.28%	7,645
May 21, 2026	0.69	0.69	0.69	0.69	0.69	-2.82%	3,700
May 19, 2026	0.71	0.71	0.70	0.71	0.71	-5.86%	2,100
May 18, 2026	0.60	0.75	0.60	0.75	0.75	4.75%	4,900
May 15, 2026	0.71	0.72	0.71	0.72	0.72	2.86%	7,010
May 14, 2026	0.69	0.72	0.65	0.70	0.70	5.66%	11,149
May 12, 2026	0.66	0.66	0.66	0.66	0.66	-3.43%	5,000
May 11, 2026	0.68	0.69	0.68	0.69	0.69	-0.95%	10,780
May 8, 2026	0.68	0.72	0.68	0.69	0.69	-1.06%	4,000
May 5, 2026	0.70	0.70	0.70	0.70	0.70	0.39%	1,666
May 4, 2026	0.68	0.70	0.68	0.70	0.70	2.09%	8,501
May 1, 2026	0.73	0.73	0.68	0.68	0.68	0.44%	5,500
Apr 30, 2026	0.60	0.71	0.60	0.68	0.68	-8.69%	31,500
Apr 29, 2026	0.74	0.74	0.74	0.74	0.74	3.10%	1,500
Apr 28, 2026	0.71	0.72	0.71	0.72	0.72	3.19%	16,928
Apr 24, 2026	0.74	0.74	0.70	0.70	0.70	-3.71%	32,000
Apr 23, 2026	0.73	0.73	0.73	0.73	0.73	0.97%	7,000
Apr 22, 2026	0.64	0.72	0.64	0.72	0.72	2.02%	1,200
Apr 21, 2026	0.71	0.71	0.71	0.71	0.71	-1.98%	1,000
Apr 20, 2026	0.72	0.72	0.72	0.72	0.72	3.28%	1,900
Apr 17, 2026	0.70	0.70	0.70	0.70	0.70	-6.99%	23,500
Apr 16, 2026	0.74	0.75	0.74	0.75	0.75	15.31%	1,300
Apr 14, 2026	0.69	0.69	0.65	0.65	0.65	-3.65%	41,500
Apr 13, 2026	0.68	0.68	0.67	0.67	0.67	-1.52%	300
Apr 10, 2026	0.71	0.71	0.68	0.69	0.69	-3.49%	11,401
Apr 8, 2026	0.69	0.77	0.69	0.71	0.71	2.91%	40,000
Apr 7, 2026	0.70	0.70	0.69	0.69	0.69	-1.02%	20,400
Apr 6, 2026	0.70	0.70	0.70	0.70	0.70	-3.22%	10,000
Apr 2, 2026	0.69	0.72	0.69	0.72	0.72	4.35%	1,200
Apr 1, 2026	0.69	0.69	0.69	0.69	0.69	-	190
Mar 30, 2026	0.69	0.69	0.69	0.69	0.69	-2.68%	20,000
Mar 25, 2026	0.69	0.72	0.69	0.71	0.71	1.97%	26,679
Mar 24, 2026	0.70	0.70	0.70	0.70	0.70	-1.77%	2,792
Mar 23, 2026	0.71	0.71	0.71	0.71	0.71	-3.13%	829
Mar 20, 2026	0.73	0.73	0.73	0.73	0.73	5.24%	11,000
Mar 19, 2026	0.69	0.69	0.69	0.69	0.69	-1.49%	515