AltaGas Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Nov 14, 2025	42.49	43.93	42.29	43.47	43.47	2.16%	2,061,347
Nov 13, 2025	42.95	42.95	42.23	42.55	42.55	-0.65%	874,500
Nov 12, 2025	42.38	42.95	42.31	42.83	42.83	1.28%	872,900
Nov 11, 2025	42.01	42.60	42.00	42.29	42.29	0.67%	663,500
Nov 10, 2025	42.64	42.80	41.95	42.01	42.01	-1.22%	525,700
Nov 7, 2025	41.12	42.56	40.95	42.53	42.53	3.25%	949,900
Nov 6, 2025	40.47	41.36	40.41	41.19	41.19	1.58%	1,629,400
Nov 5, 2025	40.13	40.73	39.95	40.55	40.55	0.70%	961,700
Nov 4, 2025	39.70	40.32	39.45	40.27	40.27	-1.83%	1,871,900
Nov 3, 2025	41.23	41.23	40.95	41.02	41.02	-0.36%	500,832
Oct 31, 2025	40.80	41.31	40.48	41.17	41.17	0.76%	744,732
Oct 30, 2025	41.15	41.27	40.25	40.86	40.86	-2.18%	1,073,700
Oct 29, 2025	42.30	42.49	41.50	41.77	41.77	-1.02%	815,900
Oct 28, 2025	42.33	42.59	41.97	42.20	42.20	-0.35%	253,442
Oct 27, 2025	42.62	43.00	41.88	42.35	42.35	-0.80%	2,468,800
Oct 24, 2025	42.83	42.86	42.60	42.69	42.69	-0.28%	944,018
Oct 23, 2025	43.13	43.27	42.32	42.81	42.81	-0.72%	1,102,010
Oct 22, 2025	42.74	43.36	42.60	43.12	43.12	1.05%	768,400
Oct 21, 2025	42.51	42.72	42.09	42.67	42.67	0.16%	791,027
Oct 20, 2025	42.61	42.90	42.49	42.60	42.60	0.31%	757,400
Oct 17, 2025	42.12	42.56	42.01	42.47	42.47	0.81%	883,926
Oct 16, 2025	42.32	42.41	41.85	42.13	42.13	-0.33%	446,300
Oct 15, 2025	42.34	42.70	42.23	42.27	42.27	-0.26%	422,813
Oct 14, 2025	42.52	42.75	42.16	42.38	42.38	-0.56%	495,449
Oct 10, 2025	42.54	42.70	42.34	42.62	42.62	0.73%	537,303
Oct 9, 2025	42.64	42.80	42.17	42.31	42.31	-0.87%	414,009
Oct 8, 2025	42.76	42.79	42.31	42.68	42.68	-0.05%	688,325
Oct 7, 2025	43.18	43.22	42.45	42.70	42.70	-1.16%	513,300
Oct 6, 2025	43.52	43.66	43.09	43.20	43.20	-0.55%	452,507
Oct 3, 2025	42.96	43.81	42.95	43.44	43.44	0.79%	590,833
Oct 2, 2025	43.18	43.46	42.95	43.10	43.10	-0.02%	761,500
Oct 1, 2025	42.80	43.23	42.75	43.11	43.11	0.54%	505,400
Sep 30, 2025	42.74	43.15	42.64	42.88	42.88	0.33%	575,738
Sep 29, 2025	42.42	42.97	42.40	42.74	42.74	0.54%	419,800
Sep 26, 2025	43.53	43.69	42.48	42.51	42.51	-2.14%	613,800
Sep 25, 2025	43.00	43.56	42.76	43.44	43.44	1.07%	943,814
Sep 24, 2025	42.80	43.19	42.66	42.98	42.98	0.73%	720,001
Sep 23, 2025	42.40	42.87	42.31	42.67	42.67	0.59%	471,809
Sep 22, 2025	42.50	42.73	42.23	42.42	42.42	-0.33%	2,888,234
Sep 19, 2025	41.75	42.85	41.63	42.56	42.56	2.75%	4,960,739
Sep 18, 2025	41.28	41.70	41.28	41.42	41.42	0.19%	390,605
Sep 17, 2025	41.06	41.42	41.00	41.34	41.34	0.68%	2,011,000
Sep 16, 2025	41.57	41.64	40.97	41.06	41.06	-2.10%	673,329
Sep 15, 2025	41.81	42.13	41.69	41.94	41.62	0.43%	1,648,500
Sep 12, 2025	41.44	41.87	41.34	41.76	41.45	0.82%	281,000
Sep 11, 2025	41.77	42.16	41.37	41.42	41.11	-0.74%	356,500
Sep 10, 2025	41.56	41.99	41.48	41.73	41.42	0.43%	544,400
Sep 9, 2025	41.35	41.93	41.22	41.55	41.24	0.48%	590,400
Sep 8, 2025	41.43	41.51	41.16	41.35	41.04	-0.27%	440,900
Sep 5, 2025	41.30	41.49	41.17	41.46	41.15	0.46%	801,800