CPER Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Apr 28, 2026	36.26	36.34	36.14	36.24	36.24	-1.87%	939,249
Apr 27, 2026	36.87	36.98	36.70	36.93	36.93	-0.03%	396,477
Apr 24, 2026	36.92	37.05	36.86	36.94	36.94	-0.05%	750,470
Apr 23, 2026	37.21	37.41	36.78	36.96	36.96	-1.70%	828,182
Apr 22, 2026	37.11	37.66	37.05	37.60	37.60	2.84%	564,532
Apr 21, 2026	37.02	37.20	36.53	36.56	36.56	-1.22%	437,419
Apr 20, 2026	37.11	37.18	36.93	37.01	37.01	-0.75%	717,409
Apr 17, 2026	37.01	37.50	37.01	37.29	37.29	0.95%	896,907
Apr 16, 2026	37.29	37.31	36.91	36.94	36.94	-0.86%	624,858
Apr 15, 2026	37.28	37.32	37.12	37.26	37.26	-	484,301
Apr 14, 2026	37.10	37.30	37.08	37.26	37.26	1.28%	762,446
Apr 13, 2026	35.92	36.86	35.87	36.79	36.79	2.56%	639,496
Apr 10, 2026	36.06	36.31	35.86	35.87	35.87	1.87%	895,957
Apr 9, 2026	35.14	35.35	35.05	35.21	35.21	-0.11%	509,807
Apr 8, 2026	35.23	35.37	35.03	35.25	35.25	3.43%	652,732
Apr 7, 2026	34.21	34.23	33.85	34.08	34.08	-0.64%	511,705
Apr 6, 2026	34.38	34.41	34.09	34.30	34.30	-0.20%	312,660
Apr 2, 2026	33.88	34.96	33.84	34.37	34.37	0.09%	1,955,628
Apr 1, 2026	34.32	34.54	34.20	34.34	34.34	-0.26%	1,142,472
Mar 31, 2026	33.81	34.44	33.81	34.43	34.43	2.50%	855,399
Mar 30, 2026	33.66	33.76	33.44	33.59	33.59	0.42%	514,997
Mar 27, 2026	33.53	33.81	33.39	33.45	33.45	0.36%	717,367
Mar 26, 2026	33.69	33.86	33.29	33.33	33.33	-1.36%	302,788
Mar 25, 2026	33.79	34.17	33.69	33.79	33.79	1.32%	381,348
Mar 24, 2026	33.06	33.45	33.01	33.35	33.35	-0.54%	346,356
Mar 23, 2026	33.20	33.87	33.18	33.53	33.53	3.65%	823,642
Mar 20, 2026	33.11	33.18	32.31	32.35	32.35	-4.06%	1,241,538
Mar 19, 2026	32.80	33.82	32.70	33.72	33.72	0.21%	2,921,755
Mar 18, 2026	34.10	34.28	33.59	33.65	33.65	-4.43%	1,520,318
Mar 17, 2026	35.36	35.42	35.07	35.21	35.21	-1.34%	528,268
Mar 16, 2026	35.46	35.78	35.40	35.69	35.69	2.50%	822,226
Mar 13, 2026	35.46	35.58	34.77	34.82	34.82	-2.11%	862,583
Mar 12, 2026	35.85	35.88	35.55	35.57	35.57	-1.52%	579,402
Mar 11, 2026	35.89	36.16	35.75	36.12	36.12	0.11%	487,477
Mar 10, 2026	36.11	36.38	36.03	36.08	36.08	0.50%	976,061
Mar 9, 2026	35.34	35.94	35.14	35.90	35.90	0.76%	426,401
Mar 6, 2026	35.41	35.65	35.30	35.63	35.63	0.14%	433,202
Mar 5, 2026	35.35	35.72	35.23	35.58	35.58	-1.08%	1,563,097
Mar 4, 2026	35.97	36.15	35.82	35.97	35.97	1.04%	490,733
Mar 3, 2026	35.52	35.80	35.22	35.60	35.60	-2.17%	1,845,747
Mar 2, 2026	36.39	36.50	36.13	36.39	36.39	-1.33%	677,616
Feb 27, 2026	37.14	37.17	36.75	36.88	36.88	0.41%	548,291
Feb 26, 2026	36.79	36.93	36.38	36.73	36.73	-0.14%	1,137,511
Feb 25, 2026	36.65	36.96	36.55	36.78	36.78	1.32%	747,720
Feb 24, 2026	36.19	36.59	36.14	36.30	36.30	1.74%	1,657,042
Feb 23, 2026	35.79	35.88	35.43	35.68	35.68	-1.35%	618,963
Feb 20, 2026	35.46	36.18	35.40	36.17	36.17	1.77%	583,567
Feb 19, 2026	35.15	35.56	35.01	35.54	35.54	-0.11%	917,773
Feb 18, 2026	35.36	35.75	35.30	35.58	35.58	1.83%	496,360
Feb 17, 2026	34.85	35.03	34.64	34.94	34.94	-1.74%	1,290,863
Feb 13, 2026	35.57	35.81	35.20	35.56	35.56	0.14%	518,284
Feb 12, 2026	36.65	36.75	35.42	35.51	35.51	-3.51%	2,221,126
Feb 11, 2026	36.79	36.84	36.34	36.80	36.80	1.29%	679,322
Feb 10, 2026	36.53	36.55	36.25	36.33	36.33	-1.20%	547,515
Feb 9, 2026	36.25	36.78	36.24	36.77	36.77	1.46%	978,960
Feb 6, 2026	35.72	36.24	35.68	36.24	36.24	2.84%	860,069
Feb 5, 2026	35.76	35.93	35.18	35.24	35.24	-2.89%	2,478,545
Feb 4, 2026	36.96	37.01	35.85	36.29	36.29	-3.18%	1,356,071
Feb 3, 2026	37.25	37.52	37.00	37.48	37.48	4.46%	1,955,384
Feb 2, 2026	35.68	36.04	35.50	35.88	35.88	-1.51%	1,972,500
Jan 30, 2026	37.10	37.28	35.38	36.43	36.43	-5.89%	4,462,703
Jan 29, 2026	40.35	40.44	37.03	38.71	38.71	5.25%	9,253,825
Jan 28, 2026	36.45	36.88	36.29	36.78	36.78	0.55%	2,086,579
Jan 27, 2026	36.05	36.59	35.72	36.58	36.58	0.11%	1,854,928
Jan 26, 2026	37.01	37.15	36.34	36.54	36.54	0.05%	3,820,962
Jan 23, 2026	36.34	36.68	36.24	36.52	36.52	2.41%	2,504,422
Jan 22, 2026	35.35	35.76	35.18	35.66	35.66	-0.06%	1,402,270
Jan 21, 2026	35.94	36.00	35.21	35.68	35.68	-0.08%	1,636,136
Jan 20, 2026	35.70	35.77	35.31	35.71	35.71	-0.64%	1,619,382
Jan 16, 2026	35.76	35.94	35.46	35.94	35.94	-2.26%	1,917,249
Jan 15, 2026	36.69	36.92	36.42	36.77	36.77	-1.95%	1,575,526
Jan 14, 2026	37.35	37.51	36.92	37.50	37.50	1.65%	1,815,693
Jan 13, 2026	37.13	37.20	36.78	36.89	36.89	0.03%	974,384
Jan 12, 2026	36.48	37.08	36.48	36.88	36.88	2.02%	1,720,458
Jan 9, 2026	36.24	36.42	36.09	36.15	36.15	1.32%	981,346
Jan 8, 2026	35.35	35.69	34.98	35.68	35.68	-0.64%	874,203
Jan 7, 2026	36.43	36.44	35.88	35.91	35.91	-3.65%	1,453,185
Jan 6, 2026	37.08	37.35	37.02	37.27	37.27	1.36%	1,301,043
Jan 5, 2026	36.37	36.87	36.25	36.77	36.77	5.12%	1,474,159
Jan 2, 2026	35.12	35.12	34.76	34.98	34.98	0.06%	820,419
Dec 31, 2025	34.79	35.00	34.65	34.96	34.96	-0.82%	565,316
Dec 30, 2025	35.17	35.55	34.92	35.25	35.25	3.13%	1,387,432
Dec 29, 2025	34.32	34.40	34.08	34.18	34.18	-4.55%	1,284,483
Dec 26, 2025	35.56	36.09	35.52	35.81	35.81	4.71%	2,219,035
Dec 24, 2025	34.35	34.41	33.92	34.20	34.20	0.15%	319,558
Dec 23, 2025	34.21	34.21	33.80	34.15	34.15	1.25%	818,788
Dec 22, 2025	33.77	33.79	33.59	33.73	33.73	0.39%	466,250
Dec 19, 2025	33.83	34.01	33.54	33.60	33.60	1.02%	783,894
Dec 18, 2025	33.28	33.45	33.01	33.26	33.26	0.09%	356,309
Dec 17, 2025	33.22	33.34	33.12	33.23	33.23	1.03%	375,358
Dec 16, 2025	32.90	32.93	32.71	32.89	32.89	-0.78%	453,790
Dec 15, 2025	33.45	33.47	33.08	33.15	33.15	0.97%	541,919
Dec 12, 2025	33.81	33.82	32.40	32.83	32.83	-2.32%	734,790
Dec 11, 2025	33.28	33.76	33.20	33.61	33.61	1.63%	782,151
Dec 10, 2025	32.90	33.15	32.70	33.07	33.07	1.29%	403,629
Dec 9, 2025	32.64	32.77	32.53	32.65	32.65	-1.77%	644,033
Dec 8, 2025	33.40	33.42	33.02	33.24	33.24	-0.33%	443,381
Dec 5, 2025	33.13	33.51	33.13	33.35	33.35	1.55%	609,588
Dec 4, 2025	32.90	32.95	32.70	32.84	32.84	-0.58%	428,317
Dec 3, 2025	32.96	33.28	32.87	33.03	33.03	2.77%	1,108,428