ACI Worldwide Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Oct 23, 2025	49.49	49.77	49.02	49.67	-	0.29%	106,710
Oct 22, 2025	49.61	50.14	49.11	49.52	49.52	-0.18%	637,843
Oct 21, 2025	49.32	50.20	48.56	49.61	49.61	1.22%	571,800
Oct 20, 2025	49.16	49.66	48.65	49.01	49.01	0.53%	730,197
Oct 17, 2025	47.83	48.88	47.55	48.75	48.75	1.18%	800,782
Oct 16, 2025	51.14	51.20	48.05	48.18	48.18	-4.63%	967,300
Oct 15, 2025	51.71	52.08	50.28	50.52	50.52	-1.86%	522,697
Oct 14, 2025	50.21	51.82	50.21	51.48	51.48	0.94%	400,960
Oct 13, 2025	51.55	51.55	50.56	51.00	51.00	-0.02%	420,599
Oct 10, 2025	52.50	52.64	50.63	51.01	51.01	-2.62%	499,316
Oct 9, 2025	52.89	52.89	51.64	52.38	52.38	-0.96%	481,407
Oct 8, 2025	52.93	53.33	52.23	52.89	52.89	0.38%	605,026
Oct 7, 2025	53.48	53.64	52.66	52.69	52.69	-1.66%	575,198
Oct 6, 2025	53.79	54.25	53.10	53.58	53.58	-0.07%	846,089
Oct 3, 2025	53.02	54.28	53.02	53.62	53.62	1.13%	682,395
Oct 2, 2025	52.86	53.17	52.51	53.02	53.02	0.53%	588,337
Oct 1, 2025	52.49	52.91	52.13	52.74	52.74	-0.06%	847,111
Sep 30, 2025	52.34	52.82	51.41	52.77	52.77	0.82%	843,514
Sep 29, 2025	52.42	52.61	52.00	52.34	52.34	0.15%	838,120
Sep 26, 2025	51.67	52.45	51.30	52.26	52.26	1.06%	475,985
Sep 25, 2025	52.01	52.02	51.11	51.71	51.71	-1.09%	566,972
Sep 24, 2025	52.61	52.99	52.20	52.28	52.28	-0.15%	494,513
Sep 23, 2025	53.07	53.45	52.19	52.36	52.36	-1.02%	960,076
Sep 22, 2025	50.80	53.02	50.16	52.90	52.90	3.95%	1,513,139
Sep 19, 2025	51.35	51.47	50.16	50.89	50.89	-0.47%	2,918,499
Sep 18, 2025	50.09	51.25	49.89	51.13	51.13	2.75%	894,207
Sep 17, 2025	49.77	51.19	49.55	49.76	49.76	0.77%	833,460
Sep 16, 2025	49.51	49.51	48.83	49.38	49.38	-0.42%	812,567
Sep 15, 2025	50.28	50.54	49.57	49.59	49.59	-1.12%	677,159
Sep 12, 2025	50.79	50.94	50.12	50.15	50.15	-0.95%	888,541
Sep 11, 2025	50.48	50.91	49.43	50.63	50.63	1.08%	915,070
Sep 10, 2025	51.23	51.64	49.88	50.09	50.09	-2.23%	1,057,241
Sep 9, 2025	51.35	51.35	50.27	51.23	51.23	0.04%	725,182
Sep 8, 2025	50.79	51.30	49.48	51.21	51.21	1.91%	1,432,846
Sep 5, 2025	49.96	51.00	49.87	50.25	50.25	1.23%	709,531
Sep 4, 2025	49.24	49.67	48.41	49.64	49.64	0.96%	800,780
Sep 3, 2025	48.99	49.22	48.57	49.17	49.17	0.39%	1,140,336
Sep 2, 2025	48.74	49.21	48.45	48.98	48.98	-0.75%	756,062
Aug 29, 2025	49.29	49.42	48.88	49.35	49.35	0.30%	789,288
Aug 28, 2025	48.54	49.22	48.18	49.20	49.20	1.46%	849,854
Aug 27, 2025	48.10	48.50	47.81	48.49	48.49	0.73%	691,965
Aug 26, 2025	48.64	48.90	48.13	48.14	48.14	-1.27%	1,607,840
Aug 25, 2025	49.28	49.51	48.72	48.76	48.76	-1.12%	682,678
Aug 22, 2025	48.13	49.83	48.13	49.31	49.31	3.01%	773,957
Aug 21, 2025	46.96	47.91	46.62	47.87	47.87	1.66%	1,054,670
Aug 20, 2025	46.98	47.25	46.78	47.09	47.09	0.13%	823,955
Aug 19, 2025	47.35	47.77	46.97	47.03	47.03	-0.47%	520,817
Aug 18, 2025	46.56	47.36	46.23	47.25	47.25	1.48%	573,838
Aug 15, 2025	46.83	46.83	45.94	46.56	46.56	-0.11%	763,641
Aug 14, 2025	47.03	47.03	46.29	46.61	46.61	-1.44%	919,625