ACI Worldwide Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Nov 6, 2026	57.86	60.48	57.25	60.02	60.02	0.84%	1,665,808
Nov 5, 2026	60.87	63.10	58.55	59.52	59.52	0.56%	2,189,036
Nov 4, 2026	59.45	59.98	58.52	59.19	59.19	1.30%	1,982,056
Nov 3, 2026	58.40	59.42	57.46	58.43	58.43	0.05%	1,073,411
Nov 2, 2026	56.74	58.74	56.22	58.40	58.40	3.66%	862,030
Oct 30, 2026	56.45	56.45	55.44	56.34	56.34	1.15%	596,880
Oct 29, 2026	55.29	55.87	54.48	55.70	55.70	0.91%	656,399
Oct 28, 2026	54.55	55.23	53.89	55.20	55.20	0.99%	740,383
Oct 27, 2026	55.30	55.69	54.50	54.66	54.66	-1.83%	1,015,353
Oct 26, 2026	55.91	56.70	55.28	55.68	55.68	-0.36%	850,704
Oct 23, 2026	55.57	56.18	54.94	55.88	55.88	-0.55%	833,107
Oct 22, 2026	54.76	56.34	53.69	56.19	56.19	4.33%	1,020,777
Oct 21, 2026	54.54	54.70	53.82	53.86	53.86	-1.25%	740,552
Oct 20, 2026	52.76	54.70	52.76	54.54	54.54	4.44%	1,199,116
Oct 19, 2026	52.06	53.34	52.06	52.22	52.22	-1.10%	743,839
Oct 16, 2026	53.00	53.44	51.55	52.80	52.80	0.48%	837,056
Oct 15, 2026	51.77	52.77	51.65	52.55	52.55	2.90%	843,706
Oct 14, 2026	50.94	51.24	50.52	51.07	51.07	-0.25%	602,208
Oct 13, 2026	51.47	52.00	51.01	51.20	51.20	0.27%	541,550
Oct 12, 2026	50.99	51.56	50.99	51.06	51.06	0.37%	581,354
Oct 9, 2026	51.31	51.57	50.39	50.87	50.87	-0.39%	463,413
Oct 8, 2026	50.56	51.15	50.18	51.07	51.07	0.83%	493,832
Oct 7, 2026	50.25	50.97	50.25	50.65	50.65	-0.12%	587,474
Oct 6, 2026	51.60	51.60	50.19	50.71	50.71	-1.00%	730,951
Oct 5, 2026	50.16	51.65	50.15	51.22	51.22	2.13%	1,007,413
Oct 2, 2026	50.44	50.91	49.59	50.15	50.15	0.93%	577,637
Oct 1, 2026	49.28	50.26	49.11	49.69	49.69	1.66%	840,640
Sep 30, 2026	48.20	49.37	47.81	48.88	48.88	0.60%	1,121,380
Sep 29, 2026	48.75	49.20	48.31	48.59	48.59	-0.84%	648,038
Sep 28, 2026	48.51	49.18	48.28	49.00	49.00	-1.03%	465,804
Sep 25, 2026	49.60	49.98	49.44	49.51	49.51	-0.22%	585,404
Sep 24, 2026	49.71	49.92	48.84	49.62	49.62	0.81%	492,026
Sep 23, 2026	49.12	49.83	48.86	49.22	49.22	0.06%	537,329
Sep 22, 2026	50.62	50.78	48.80	49.19	49.19	-0.81%	779,938
Sep 21, 2026	50.27	50.64	49.57	49.59	49.59	-1.35%	657,356
Sep 18, 2026	51.31	51.31	50.00	50.27	50.27	-1.78%	1,678,965
Sep 17, 2026	51.54	51.76	50.93	51.18	51.18	-0.78%	688,583
Sep 16, 2026	50.63	52.02	50.46	51.58	51.58	0.57%	646,692
Sep 15, 2026	52.04	52.43	51.02	51.29	51.29	-2.58%	944,570
Sep 14, 2026	53.18	53.60	52.19	52.65	52.65	1.08%	667,651
Sep 11, 2026	52.23	52.35	51.42	52.09	52.09	0.23%	616,933
Sep 10, 2026	51.83	52.18	51.25	51.97	51.97	0.02%	715,177
Sep 9, 2026	51.63	51.99	50.95	51.96	51.96	-0.04%	845,873
Sep 8, 2026	51.95	52.24	50.77	51.98	51.98	-1.83%	969,214
Sep 4, 2026	52.12	53.11	51.94	52.95	52.95	0.08%	586,610
Sep 3, 2026	53.11	53.73	52.21	52.91	52.91	0.86%	596,134
Sep 2, 2026	51.39	52.55	50.52	52.46	52.46	2.40%	602,282
Sep 1, 2026	52.67	53.00	51.05	51.23	51.23	-3.85%	823,298
Aug 31, 2026	53.23	53.85	52.90	53.28	53.28	-1.02%	1,050,020
Aug 28, 2026	54.14	54.59	53.67	53.83	53.83	-0.73%	862,535