ACI Worldwide Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Mar 27, 2026	40.25	40.25	39.31	39.88	39.88	-2.40%	656,567
Mar 26, 2026	40.10	41.23	39.86	40.86	40.86	2.05%	626,286
Mar 25, 2026	40.13	40.80	38.70	40.04	40.04	0.45%	786,208
Mar 24, 2026	40.40	40.52	39.45	39.86	39.86	-2.52%	676,993
Mar 23, 2026	40.47	41.08	39.93	40.89	40.89	3.68%	747,584
Mar 20, 2026	39.62	39.87	38.95	39.44	39.44	-0.60%	1,366,024
Mar 19, 2026	39.08	39.84	38.80	39.68	39.68	1.41%	744,010
Mar 18, 2026	39.47	40.06	39.10	39.13	39.13	-1.83%	574,763
Mar 17, 2026	39.77	41.01	39.67	39.86	39.86	0.78%	513,184
Mar 16, 2026	39.99	40.22	39.31	39.55	39.55	-0.55%	587,655
Mar 13, 2026	40.63	41.47	39.51	39.77	39.77	-1.63%	535,550
Mar 12, 2026	40.96	41.92	40.32	40.43	40.43	-2.44%	821,018
Mar 11, 2026	42.30	42.87	40.77	41.44	41.44	-1.50%	804,225
Mar 10, 2026	42.72	43.00	41.27	42.07	42.07	-1.31%	950,139
Mar 9, 2026	42.09	43.01	40.89	42.63	42.63	0.19%	948,560
Mar 6, 2026	42.41	42.87	41.68	42.55	42.55	-0.72%	778,681
Mar 5, 2026	42.37	42.91	41.69	42.86	42.86	0.99%	783,150
Mar 4, 2026	42.43	42.85	41.34	42.44	42.44	2.49%	926,229
Mar 3, 2026	40.19	41.94	39.65	41.41	41.41	2.63%	735,397
Mar 2, 2026	39.08	41.16	38.74	40.35	40.35	1.69%	1,123,798
Feb 27, 2026	39.59	40.07	39.24	39.68	39.68	-0.30%	1,381,403
Feb 26, 2026	40.23	41.07	38.06	39.80	39.80	-4.05%	2,684,508
Feb 25, 2026	39.20	41.66	38.84	41.48	41.48	6.14%	1,756,784
Feb 24, 2026	38.49	39.71	38.49	39.08	39.08	1.59%	857,237
Feb 23, 2026	40.78	41.07	38.20	38.47	38.47	-5.90%	800,680
Feb 20, 2026	40.75	41.62	40.51	40.88	40.88	0.32%	620,021
Feb 19, 2026	40.63	40.81	40.20	40.75	40.75	0.39%	519,519
Feb 18, 2026	40.77	41.20	40.53	40.59	40.59	0.02%	712,324
Feb 17, 2026	40.31	41.08	40.17	40.58	40.58	2.58%	957,795
Feb 13, 2026	39.66	40.50	39.52	39.56	39.56	0.74%	652,144
Feb 12, 2026	40.49	41.25	38.53	39.27	39.27	-2.63%	875,851
Feb 11, 2026	42.45	42.64	40.28	40.33	40.33	-4.93%	1,389,050
Feb 10, 2026	41.97	42.74	41.83	42.42	42.42	1.41%	505,961
Feb 9, 2026	41.93	42.15	41.45	41.83	41.83	-1.06%	611,824
Feb 6, 2026	41.17	42.40	41.17	42.28	42.28	3.98%	951,977
Feb 5, 2026	41.57	42.20	40.50	40.66	40.66	-0.76%	1,072,765
Feb 4, 2026	39.26	41.42	38.89	40.97	40.97	3.67%	925,171
Feb 3, 2026	42.77	42.83	38.89	39.52	39.52	-9.04%	2,170,950
Feb 2, 2026	43.36	44.51	43.05	43.45	43.45	0.21%	982,947
Jan 30, 2026	43.08	44.06	42.82	43.36	43.36	0.37%	1,140,638
Jan 29, 2026	43.32	43.45	41.86	43.20	43.20	-0.69%	922,764
Jan 28, 2026	44.92	45.28	43.44	43.50	43.50	-2.68%	651,516
Jan 27, 2026	44.87	44.87	43.83	44.70	44.70	-0.25%	659,214
Jan 26, 2026	44.03	45.02	44.01	44.81	44.81	1.77%	626,314
Jan 23, 2026	43.73	44.13	43.34	44.03	44.03	0.69%	489,089
Jan 22, 2026	43.12	44.04	43.12	43.73	43.73	1.93%	598,961
Jan 21, 2026	42.50	43.30	42.48	42.90	42.90	1.20%	635,258
Jan 20, 2026	42.35	43.11	42.00	42.39	42.39	-1.40%	551,875
Jan 16, 2026	43.49	44.06	42.65	42.99	42.99	-1.15%	732,534
Jan 15, 2026	45.47	45.72	43.40	43.49	43.49	-4.35%	971,229