ACA Stock Prices

Data as of Oct 28, 2026

Last

149.15

Change

+0.12

Open

148.90

Previous

149.03

High

149.21

Low

148.90

Bid

-

Ask

-

Volume

875,022

Trades

-

Dividend

-

Yield

-

Ex-Div

-

Impl Vol

0.108

Hist Vol

0.307

Opt Volume

8

Open Int

1,472

IV Quote Option Chain Price History 10 Day Snapshot Strike Pegger Volatility Skew Trade Finder

Price & Volatility Chart

Start Date

End Date

Implied VolatilityHistorical Volatility

Price History

Date	Open	High	Low	Close	Chg	Volume	Opt Volume	Impl Vol	Hist Vol
Oct 22, 2026	148.90	149.21	148.90	149.15	+0.12	875,022	8	0.108	0.307
Oct 21, 2026	149.00	149.20	148.83	149.03	+1.58	1,339,343	32	0.019	0.308
Oct 20, 2026	147.13	147.68	146.99	147.45	+0.12	595,022	348	0.181	0.308
Oct 19, 2026	147.16	147.36	147.01	147.33	+0.27	260,329	8	0.000	0.308
Oct 16, 2026	147.29	147.32	146.87	147.06	+0.05	398,152	1	0.000	0.308
Oct 15, 2026	147.00	147.30	146.95	147.01	-0.05	364,883	3	0.000	0.309
Oct 14, 2026	147.19	147.26	146.99	147.06	-0.19	614,826	14	0.044	0.309
Oct 13, 2026	147.30	147.50	147.17	147.25	-0.02	571,870	18	0.037	0.310
Oct 12, 2026	147.01	147.40	146.92	147.27	+0.09	464,172	21	0.043	0.310
Oct 9, 2026	146.39	147.24	146.37	147.18	+0.68	423,888	31	0.036	0.311
Oct 8, 2026	146.43	146.81	146.33	146.50	+0.10	545,519	26	0.216	0.312
Oct 7, 2026	146.60	146.78	146.31	146.40	-0.10	569,326	52	0.050	0.313
Oct 6, 2026	146.85	147.05	146.49	146.50	-0.25	544,394	91	0.044	0.313
Oct 5, 2026	146.66	146.89	146.53	146.75	+0.25	600,126	13	0.097	0.313
Oct 2, 2026	146.79	147.00	146.50	146.50	+0.00	355,826	0	0.000	0.313
Oct 1, 2026	146.05	146.61	146.05	146.50	+0.35	616,509	15	0.064	0.312
Sep 30, 2026	146.15	146.28	146.05	146.15	+0.15	527,771	6	0.049	0.313
Sep 29, 2026	146.55	146.64	146.00	146.00	-0.53	1,005,109	2	0.000	0.313
Sep 28, 2026	146.52	146.70	146.31	146.53	-0.09	1,106,418	122	0.625	0.313
Sep 25, 2026	146.70	146.76	146.42	146.62	+0.10	390,649	13	0.134	0.313
Sep 24, 2026	146.52	146.74	146.36	146.52	+0.02	768,127	1	0.000	0.314
Sep 23, 2026	146.45	146.82	146.27	146.50	-0.10	642,129	4	0.043	0.315
Sep 22, 2026	146.44	146.77	146.06	146.60	+0.38	1,050,005	11	0.056	0.315
Sep 21, 2026	146.48	146.50	146.00	146.22	+0.38	517,336	45	0.044	0.315
Sep 18, 2026	145.45	145.84	145.45	145.84	+0.39	1,219,044	34	0.051	0.315
Sep 17, 2026	145.60	145.64	145.41	145.45	+0.31	592,879	1	0.000	0.317
Sep 16, 2026	145.27	145.45	145.10	145.14	-0.01	744,971	5	0.000	0.317
Sep 15, 2026	145.12	145.29	145.06	145.15	+0.00	481,680	5	0.000	0.317
Sep 14, 2026	145.20	145.28	145.05	145.15	-0.12	638,398	19	0.029	0.318
Sep 11, 2026	145.48	145.60	145.25	145.27	+0.02	364,223	1	0.000	0.319
Sep 10, 2026	145.40	145.50	145.19	145.25	-0.14	794,380	1	0.000	0.320
Sep 9, 2026	145.57	145.70	145.39	145.39	-0.26	653,834	22	0.043	0.320
Sep 8, 2026	145.52	145.77	145.50	145.65	+0.00	497,739	21	0.083	0.320
Sep 4, 2026	145.56	145.65	145.45	145.45	-0.03	755,668	22	0.157	0.320
Sep 3, 2026	145.60	145.67	145.48	145.48	+0.03	607,252	16	0.037	0.321
Sep 2, 2026	145.40	145.60	145.40	145.45	-0.03	499,344	2	0.000	0.321
Sep 1, 2026	145.26	145.50	145.26	145.48	+0.18	520,290	7	0.000	0.321
Aug 31, 2026	145.26	145.50	145.26	145.30	+0.02	580,343	1	0.040	0.322
Aug 28, 2026	145.45	145.50	145.25	145.28	-0.21	483,389	4	0.090	0.322
Aug 27, 2026	145.35	145.55	145.34	145.49	+0.23	396,669	2	0.036	0.322
Aug 26, 2026	145.35	145.56	145.26	145.26	+0.01	413,772	3	0.047	0.322
Aug 25, 2026	145.47	145.47	145.25	145.25	-0.02	637,963	1	0.000	0.322
Aug 24, 2026	145.21	145.39	145.17	145.27	+0.37	466,874	2	0.000	0.322
Aug 21, 2026	145.41	145.50	144.90	144.90	-0.50	663,745	23	0.000	0.324
Aug 20, 2026	145.13	145.50	145.13	145.40	+0.15	303,314	89	0.000	0.324
Aug 19, 2026	145.40	145.41	145.16	145.25	-0.10	621,119	38	0.075	0.325
Aug 18, 2026	145.17	145.43	145.17	145.35	+0.34	537,905	5	0.000	0.325
Aug 17, 2026	145.37	145.48	144.97	145.01	-0.39	698,637	7	0.107	0.325
Aug 14, 2026	145.20	145.46	145.10	145.40	+0.44	459,797	139	0.000	0.325
Aug 13, 2026	145.42	145.42	144.96	144.96	-0.09	568,933	843	0.000	0.327
Aug 12, 2026	145.24	145.39	145.00	145.05	+0.14	630,988	35	0.000	0.327
Aug 11, 2026	144.99	145.10	144.83	144.91	+0.18	635,489	4	0.000	0.329
Aug 10, 2026	144.85	145.04	144.70	144.73	-0.11	672,572	1,694	0.112	0.329
Aug 7, 2026	144.92	145.12	144.76	144.84	-0.05	458,082	104	0.090	0.350
Aug 6, 2026	145.50	145.74	144.89	144.89	-0.43	823,895	2	0.000	0.350
Aug 5, 2026	145.33	145.50	145.20	145.32	+0.10	573,376	827	0.091	0.350
Aug 4, 2026	145.75	145.75	145.22	145.22	-0.10	661,520	6,293	0.119	0.350
Aug 3, 2026	145.21	145.98	145.10	145.32	+0.12	505,180	33	0.132	0.350
Jul 31, 2026	145.35	145.49	144.94	145.20	-0.03	599,503	10	0.000	0.352
Jul 30, 2026	145.35	145.42	144.99	145.23	+0.36	470,243	2	0.106	0.352
Jul 29, 2026	145.25	145.54	144.75	144.87	-0.41	990,316	3	0.000	0.352
Jul 28, 2026	145.25	145.35	145.14	145.28	-0.03	632,748	5	0.000	0.352

Dividend History

Ex-Date	Pay Date	Amount	Annual	Yield
No reported dividends.

Split History

Split Date	Factor	Announced
No splits on record.