AltaGas Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Sep 15, 2026	52.98	52.98	51.92	52.14	52.14	-0.04%	3,094,556
Sep 14, 2026	52.22	52.42	51.74	52.16	52.16	0.48%	1,567,435
Sep 11, 2026	52.14	52.32	51.45	51.91	51.91	-0.65%	869,769
Sep 10, 2026	53.79	53.99	51.90	52.25	52.25	-2.84%	878,478
Sep 9, 2026	53.45	53.93	53.30	53.78	53.78	1.01%	707,310
Sep 8, 2026	52.43	53.51	52.43	53.24	53.24	1.33%	430,813
Sep 4, 2026	52.29	52.65	52.03	52.54	52.54	0.61%	629,164
Sep 3, 2026	52.68	52.71	51.78	52.22	52.22	-1.15%	646,995
Sep 2, 2026	53.52	53.64	52.74	52.83	52.83	-1.29%	909,626
Sep 1, 2026	53.84	54.10	53.11	53.52	53.52	-0.35%	722,322
Aug 31, 2026	52.54	53.74	52.52	53.71	53.71	1.76%	1,118,352
Aug 28, 2026	52.64	53.08	52.56	52.78	52.78	0.36%	1,090,419
Aug 27, 2026	52.84	53.05	52.23	52.59	52.59	-1.00%	539,488
Aug 26, 2026	52.53	53.22	52.53	53.12	53.12	1.03%	478,660
Aug 25, 2026	52.71	53.02	52.45	52.58	52.58	-0.51%	522,418
Aug 24, 2026	52.22	52.93	51.97	52.85	52.85	1.15%	705,427
Aug 21, 2026	53.76	53.76	51.97	52.25	52.25	-2.74%	1,098,453
Aug 20, 2026	52.99	53.99	52.99	53.72	53.72	0.77%	541,798
Aug 19, 2026	53.61	53.83	52.85	53.31	53.31	-0.65%	1,232,659
Aug 18, 2026	53.45	54.01	53.25	53.66	53.66	0.92%	486,217
Aug 17, 2026	53.63	53.66	52.87	53.17	53.17	-0.89%	598,129
Aug 14, 2026	53.09	53.66	52.94	53.65	53.65	0.96%	729,353
Aug 13, 2026	52.90	53.49	52.90	53.14	53.14	0.36%	1,018,753
Aug 12, 2026	53.09	53.34	52.79	52.95	52.95	-0.58%	468,939
Aug 11, 2026	52.80	53.37	52.70	53.26	53.26	0.89%	647,114
Aug 10, 2026	53.36	53.36	52.12	52.79	52.79	-0.77%	1,244,942
Aug 7, 2026	53.42	53.50	52.83	53.20	53.20	-1.26%	736,511
Aug 6, 2026	53.60	53.89	53.15	53.88	53.88	1.72%	703,485
Aug 5, 2026	55.41	55.54	52.64	52.97	52.97	-4.70%	2,019,340
Aug 4, 2026	54.99	56.42	54.52	55.58	55.58	-0.36%	1,161,240
Jul 31, 2026	56.33	57.28	55.78	55.78	55.78	-0.09%	824,676
Jul 30, 2026	56.40	56.99	54.85	55.83	55.83	0.34%	953,793
Jul 29, 2026	55.79	56.11	55.02	55.64	55.64	0.23%	1,038,965
Jul 28, 2026	56.48	56.63	55.48	55.51	55.51	-1.28%	942,637
Jul 27, 2026	56.79	57.12	55.99	56.23	56.23	-1.66%	613,705
Jul 24, 2026	57.03	57.52	56.70	57.18	57.18	0.35%	634,329
Jul 23, 2026	56.45	57.20	56.04	56.98	56.98	1.35%	1,124,557
Jul 22, 2026	55.18	56.36	55.15	56.22	56.22	2.29%	651,564
Jul 21, 2026	55.07	55.22	54.60	54.96	54.96	-0.15%	435,149
Jul 20, 2026	55.34	56.06	55.01	55.04	55.04	-0.40%	1,082,825
Jul 17, 2026	55.71	56.00	55.06	55.26	55.26	-0.36%	906,408
Jul 16, 2026	54.89	55.67	54.78	55.46	55.46	1.09%	881,600
Jul 15, 2026	54.49	54.90	54.41	54.86	54.86	0.53%	522,804
Jul 14, 2026	54.47	54.76	54.16	54.57	54.57	0.20%	446,783
Jul 13, 2026	54.18	54.65	54.09	54.46	54.46	1.49%	951,222
Jul 10, 2026	54.07	54.43	53.40	53.66	53.66	-0.57%	463,652
Jul 9, 2026	54.33	54.67	53.78	53.97	53.97	-1.01%	515,399
Jul 8, 2026	53.83	54.55	53.69	54.52	54.52	1.55%	863,836
Jul 7, 2026	52.63	53.76	52.37	53.69	53.69	2.85%	1,062,108
Jul 6, 2026	52.51	53.10	51.89	52.20	52.20	-0.93%	1,773,238