AltaGas Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Oct 26, 2026	55.18	56.11	55.06	55.99	55.99	1.17%	863,883
Oct 23, 2026	55.23	55.66	54.98	55.34	55.34	0.20%	598,413
Oct 22, 2026	56.22	56.54	55.04	55.23	55.23	-2.00%	632,717
Oct 21, 2026	55.85	56.74	55.85	56.36	56.36	1.00%	808,366
Oct 20, 2026	55.77	56.24	55.56	55.80	55.80	0.14%	584,951
Oct 19, 2026	56.29	56.29	55.36	55.72	55.72	-1.43%	488,422
Oct 16, 2026	55.30	56.74	55.30	56.53	56.53	2.30%	573,514
Oct 15, 2026	56.43	56.65	55.16	55.26	55.26	-1.99%	582,097
Oct 14, 2026	56.35	56.74	56.04	56.38	56.38	0.09%	868,886
Oct 13, 2026	56.06	56.50	55.61	56.33	56.33	1.61%	594,518
Oct 9, 2026	54.98	55.99	54.92	55.44	55.44	0.71%	660,223
Oct 8, 2026	54.48	55.08	54.48	55.05	55.05	1.19%	659,929
Oct 7, 2026	54.49	54.60	53.99	54.40	54.40	-0.22%	856,390
Oct 6, 2026	53.63	54.67	53.55	54.52	54.52	1.66%	810,844
Oct 5, 2026	53.30	53.72	52.97	53.63	53.63	0.60%	949,152
Oct 2, 2026	52.42	53.48	51.76	53.31	53.31	1.18%	671,317
Oct 1, 2026	52.11	52.75	51.61	52.69	52.69	0.82%	474,161
Sep 30, 2026	52.37	52.48	51.81	52.26	52.26	-0.04%	625,666
Sep 29, 2026	52.34	52.95	51.95	52.28	52.28	-0.97%	581,489
Sep 28, 2026	52.49	53.02	51.96	52.79	52.79	1.11%	879,476
Sep 25, 2026	53.54	53.54	51.86	52.21	52.21	-2.59%	806,706
Sep 24, 2026	53.97	54.12	53.52	53.60	53.60	-0.54%	408,152
Sep 23, 2026	52.53	53.94	52.50	53.89	53.89	0.77%	3,236,967
Sep 22, 2026	53.29	54.00	52.69	53.48	53.48	0.30%	656,635
Sep 21, 2026	53.52	53.90	53.26	53.32	53.32	-0.56%	1,646,022
Sep 18, 2026	53.29	53.75	52.66	53.62	53.62	0.52%	1,339,090
Sep 17, 2026	52.46	53.52	52.37	53.34	53.34	1.39%	594,127
Sep 16, 2026	51.82	52.81	51.77	52.61	52.61	1.55%	840,669
Sep 15, 2026	52.98	52.98	51.92	52.14	51.81	-0.04%	3,094,556
Sep 14, 2026	52.22	52.42	51.74	52.16	51.83	0.48%	1,567,435
Sep 11, 2026	52.14	52.32	51.45	51.91	51.58	-0.65%	869,769
Sep 10, 2026	53.79	53.99	51.90	52.25	51.92	-2.84%	878,478
Sep 9, 2026	53.45	53.93	53.30	53.78	53.44	1.01%	722,681
Sep 8, 2026	52.43	53.51	52.43	53.24	52.90	1.33%	430,813
Sep 4, 2026	52.29	52.65	52.03	52.54	52.20	0.61%	629,164
Sep 3, 2026	52.68	52.71	51.78	52.22	51.89	-1.15%	646,995
Sep 2, 2026	53.52	53.64	52.74	52.83	52.49	-1.29%	909,626
Sep 1, 2026	53.84	54.10	53.11	53.52	53.18	-0.35%	722,322
Aug 31, 2026	52.54	53.74	52.52	53.71	53.37	1.76%	1,118,352
Aug 28, 2026	52.64	53.08	52.56	52.78	52.44	0.36%	1,090,419
Aug 27, 2026	52.84	53.05	52.23	52.59	52.25	-1.00%	539,488
Aug 26, 2026	52.53	53.22	52.53	53.12	52.78	1.03%	478,660
Aug 25, 2026	52.71	53.02	52.45	52.58	52.24	-0.51%	522,418
Aug 24, 2026	52.22	52.93	51.97	52.85	52.51	1.15%	705,427
Aug 21, 2026	53.76	53.76	51.97	52.25	51.92	-2.74%	1,112,453
Aug 20, 2026	52.99	53.99	52.99	53.72	53.38	0.77%	541,798
Aug 19, 2026	53.61	53.83	52.85	53.31	52.97	-0.65%	1,232,659
Aug 18, 2026	53.45	54.01	53.25	53.66	53.32	0.92%	486,217
Aug 17, 2026	53.63	53.66	52.87	53.17	52.83	-0.89%	600,229
Aug 14, 2026	53.09	53.66	52.94	53.65	53.31	0.96%	729,353