Calamos S&P 500 Structured Alt Protection ETF - June CPSU

Full chart Compare

Set alert

27.95 USD -0.01 (-0.05%)

Regular-session close

27.95 0.00 0.00%

After hours · Nov 13, 4:10 PM ET

27.94 Day range 27.96

26.73 52-week range 28.10

YTD: +3.21%
1 year: +4.29%

CPSU daily prices, last three months
Date	Open	High	Low	Close	Change	Change %	Volume
Nov 13, 2026	27.93	27.96	27.93	27.95	-0.02	-0.07%	1,800
Nov 12, 2026	27.97	27.97	27.97	27.97	-0.02	-0.07%	200
Nov 11, 2026	27.99	27.99	27.99	27.99	+0.08	+0.29%	100
Nov 10, 2026	27.90	27.91	27.90	27.91	-0.04	-0.14%	1,000
Nov 9, 2026	27.94	27.95	27.94	27.95	+0.14	+0.50%	600
Nov 6, 2026	27.86	27.88	27.81	27.81	-0.01	-0.04%	2,000
Nov 5, 2026	27.87	27.89	27.82	27.82	-0.24	-0.86%	1,600
Nov 4, 2026	28.07	28.07	28.06	28.06	+0.12	+0.43%	4,500
Nov 3, 2026	27.94	27.94	27.94	27.94	+0.01	+0.04%	100
Nov 2, 2026	27.93	27.93	27.93	27.93	-0.02	-0.07%	100
Oct 30, 2026	28.00	28.00	27.95	27.95	-0.12	-0.43%	600
Oct 29, 2026	28.07	28.07	28.07	28.07	+0.01	+0.04%	500
Oct 28, 2026	28.04	28.10	28.02	28.06	+0.01	+0.04%	1,600
Oct 27, 2026	28.01	28.05	28.01	28.05	+0.04	+0.14%	2,000
Oct 26, 2026	27.97	28.01	27.97	28.01	+0.04	+0.14%	1,400
Oct 23, 2026	27.97	27.97	27.97	27.97	-0.04	-0.14%	100
Oct 22, 2026	28.02	28.03	27.96	28.01	-0.04	-0.14%	3,800
Oct 21, 2026	28.05	28.05	28.05	28.05	+0.04	+0.14%	100
Oct 20, 2026	28.01	28.01	28.01	28.01	+0.01	+0.04%	100
Oct 19, 2026	28.05	28.05	28.00	28.00	+0.03	+0.11%	200
Oct 16, 2026	27.99	27.99	27.97	27.97	-0.06	-0.21%	800
Oct 15, 2026	27.96	28.03	27.96	28.03	+0.03	+0.11%	1,000
Oct 14, 2026	27.98	28.01	27.95	28.00	-0.06	-0.21%	1,100
Oct 13, 2026	28.03	28.07	28.02	28.06	0.00	0.00%	9,400
Oct 12, 2026	28.09	28.10	28.06	28.06	-0.01	-0.04%	800
Oct 9, 2026	28.07	28.07	28.07	28.07	+0.05	+0.18%	100
Oct 8, 2026	28.02	28.02	28.02	28.02	-0.03	-0.11%	100
Oct 7, 2026	28.05	28.05	28.05	28.05	-0.05	-0.18%	200
Oct 6, 2026	28.09	28.10	28.09	28.10	+0.10	+0.36%	200
Oct 5, 2026	27.99	28.04	27.99	28.00	+0.02	+0.07%	4,400
Oct 2, 2026	27.98	27.98	27.98	27.98	+0.10	+0.36%	100
Oct 1, 2026	27.88	27.88	27.88	27.88	-0.02	-0.07%	300
Sep 30, 2026	27.91	27.91	27.89	27.90	0.00	0.00%	400
Sep 29, 2026	27.90	27.90	27.90	27.90	+0.01	+0.04%	100
Sep 28, 2026	27.89	27.89	27.89	27.89	-0.06	-0.21%	100
Sep 25, 2026	27.92	27.95	27.92	27.95	+0.08	+0.29%	700
Sep 24, 2026	27.92	27.92	27.87	27.87	-0.01	-0.04%	500
Sep 23, 2026	27.89	27.89	27.88	27.88	-0.04	-0.14%	300
Sep 22, 2026	27.92	27.92	27.91	27.92	+0.01	+0.04%	900
Sep 21, 2026	27.89	27.91	27.89	27.91	+0.06	+0.22%	1,300
Sep 18, 2026	27.80	27.85	27.80	27.85	+0.03	+0.11%	1,900
Sep 17, 2026	27.83	27.85	27.82	27.82	+0.03	+0.11%	600
Sep 16, 2026	27.77	27.79	27.77	27.79	-0.03	-0.11%	200
Sep 15, 2026	27.83	27.83	27.82	27.82	-0.02	-0.07%	200
Sep 14, 2026	27.79	27.86	27.78	27.84	-0.04	-0.14%	9,000
Sep 11, 2026	27.88	27.88	27.88	27.88	+0.07	+0.25%	100
Sep 10, 2026	27.79	27.87	27.79	27.81	-0.05	-0.18%	8,600
Sep 9, 2026	27.86	27.86	27.86	27.86	-0.03	-0.11%	100
Sep 8, 2026	27.93	27.93	27.89	27.89	-0.02	-0.07%	1,500
Sep 4, 2026	27.92	27.96	27.88	27.91	-0.01	-0.04%	2,600
Sep 3, 2026	27.92	27.92	27.92	27.92	+0.06	+0.22%	100
Sep 2, 2026	27.84	27.86	27.84	27.86	+0.03	+0.11%	2,800
Sep 1, 2026	27.83	27.89	27.80	27.83	-0.06	-0.22%	6,400
Aug 31, 2026	27.84	27.89	27.84	27.89	-0.01	-0.04%	1,500
Aug 28, 2026	27.94	27.94	27.90	27.90	-0.02	-0.07%	600
Aug 27, 2026	27.90	27.96	27.89	27.92	+0.04	+0.14%	1,900
Aug 26, 2026	27.90	27.90	27.88	27.88	-0.02	-0.07%	1,200
Aug 25, 2026	27.86	27.90	27.86	27.90	+0.04	+0.14%	200
Aug 24, 2026	27.86	27.86	27.86	27.86	-0.04	-0.14%	500
Aug 21, 2026	27.90	27.90	27.90	27.90	+0.03	+0.11%	1,000
Aug 20, 2026	27.90	27.91	27.86	27.87	-0.04	-0.14%	1,200
Aug 19, 2026	27.89	27.91	27.89	27.91	+0.01	+0.04%	400
Aug 18, 2026	27.90	27.90	27.90	27.90	-0.03	-0.11%	100
Aug 17, 2026	27.91	27.96	27.91	27.93	-0.02	-0.07%	3,300
Aug 14, 2026	27.93	27.97	27.93	27.95	+0.01	+0.04%	1,300

65 days, newest first. Daily bars as drawn on the CPSU chart; change is against the previous day's close. Open, high, low and volume are in the download and on a wider screen.

CPSU price history