CYSM Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Jul 9, 2026	22.20	22.20	22.20	22.20	22.20	-0.13%	502
Jul 8, 2026	22.23	22.23	22.23	22.23	22.23	-	191
Jul 7, 2026	22.23	22.23	22.23	22.23	22.23	-1.77%	1,642
Jul 2, 2026	20.57	22.63	20.57	22.63	22.63	12.09%	1,401
Jul 1, 2026	20.12	20.19	20.12	20.19	20.19	1.30%	8,299
Jun 29, 2026	19.51	20.25	19.51	20.25	19.93	-1.22%	3,000
Jun 26, 2026	20.48	20.50	20.48	20.50	20.18	0.59%	5,201
Jun 24, 2026	20.38	20.38	20.38	20.38	20.06	0.74%	4,944
Jun 22, 2026	20.23	20.23	20.23	20.23	19.91	1.15%	5,000
Jun 18, 2026	19.31	20.00	19.31	20.00	19.68	1.52%	8,300
Jun 17, 2026	19.28	19.70	19.28	19.70	19.39	-0.25%	200
Jun 16, 2026	19.28	19.94	19.24	19.75	19.44	-1.00%	5,763
Jun 15, 2026	19.51	20.00	19.25	19.95	19.63	-0.25%	17,300
Jun 12, 2026	20.00	20.00	19.60	20.00	19.68	-1.19%	19,600
Jun 11, 2026	20.20	20.24	19.25	20.24	19.92	-0.05%	8,100
Jun 10, 2026	20.25	20.25	20.25	20.25	19.93	0.75%	5,300
Jun 9, 2026	20.10	20.10	20.10	20.10	19.78	0.50%	9,630
Jun 8, 2026	20.00	20.00	20.00	20.00	19.68	-	2,600
Jun 3, 2026	20.00	20.00	20.00	20.00	19.68	5.26%	207
Jun 2, 2026	19.06	19.06	18.95	19.00	18.70	-	2,700
May 28, 2026	19.00	19.00	19.00	19.00	18.70	1.44%	540
May 27, 2026	18.74	18.74	18.73	18.73	18.43	0.43%	350
May 26, 2026	18.66	18.66	18.65	18.65	18.36	-0.48%	691
May 22, 2026	18.90	18.90	18.74	18.74	18.44	-1.37%	3,500
May 21, 2026	19.29	19.29	19.00	19.00	18.70	-1.81%	5,100
May 20, 2026	19.38	19.38	19.35	19.35	19.04	-0.26%	4,100
May 19, 2026	19.60	19.60	19.40	19.40	19.09	-1.77%	11,040
May 18, 2026	19.66	19.90	19.65	19.75	19.44	-1.25%	11,971
May 15, 2026	20.00	20.00	19.65	20.00	19.68	-2.44%	673
May 14, 2026	20.50	20.50	20.50	20.50	20.18	5.13%	225
May 13, 2026	19.57	19.57	19.50	19.50	19.19	-0.26%	900
May 12, 2026	19.85	19.85	19.55	19.55	19.24	-2.69%	1,050
May 8, 2026	20.15	20.15	20.09	20.09	19.77	-0.54%	630
May 5, 2026	19.50	20.20	19.50	20.20	19.88	1.05%	15,132
May 1, 2026	20.03	20.03	19.02	19.99	19.67	-1.67%	2,200
Apr 24, 2026	20.33	20.33	20.33	20.33	20.01	-	793
Apr 21, 2026	20.00	20.33	20.00	20.33	20.01	0.49%	200
Apr 15, 2026	19.00	20.23	19.00	20.23	19.91	-0.54%	225
Apr 10, 2026	19.90	20.34	18.92	20.34	20.02	1.19%	2,100
Apr 7, 2026	20.10	20.10	20.10	20.10	19.78	0.50%	200
Apr 6, 2026	19.87	20.00	19.87	20.00	19.68	-0.53%	220
Mar 31, 2026	19.45	20.11	19.45	20.11	19.79	3.38%	23,800
Mar 27, 2026	19.45	19.45	19.45	19.45	19.14	-1.52%	100
Mar 26, 2026	20.00	20.00	19.75	19.75	19.44	9.72%	9,650
Mar 24, 2026	18.00	18.00	18.00	18.00	17.72	-2.44%	250
Mar 23, 2026	18.45	18.45	18.45	18.45	18.16	2.50%	4,820
Mar 17, 2026	18.00	18.00	18.00	18.00	17.72	-2.30%	100
Mar 11, 2026	18.35	18.42	18.35	18.42	18.13	-0.68%	950
Mar 2, 2026	18.55	18.55	18.55	18.55	18.26	-	2,255
Feb 24, 2026	18.55	18.55	18.55	18.55	18.26	-0.16%	3,000