AltaGas Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Feb 25, 2026	45.59	45.87	45.12	45.50	45.50	-0.35%	664,111
Feb 24, 2026	45.54	45.70	44.90	45.66	45.66	0.57%	1,033,932
Feb 23, 2026	45.20	45.79	45.12	45.40	45.40	0.49%	545,182
Feb 20, 2026	45.26	45.54	44.99	45.18	45.18	0.18%	519,395
Feb 19, 2026	45.02	45.40	45.00	45.10	45.10	0.22%	401,440
Feb 18, 2026	45.05	45.48	44.79	45.00	45.00	0.31%	645,110
Feb 17, 2026	45.11	45.37	44.74	44.86	44.86	-0.20%	886,307
Feb 13, 2026	44.42	45.21	44.07	44.95	44.95	1.28%	830,059
Feb 12, 2026	42.98	44.40	42.82	44.38	44.38	3.76%	1,583,863
Feb 11, 2026	42.29	42.89	42.06	42.77	42.77	1.35%	1,093,126
Feb 10, 2026	42.28	42.41	42.08	42.20	42.20	0.02%	584,410
Feb 9, 2026	42.14	42.47	41.88	42.19	42.19	-0.05%	417,615
Feb 6, 2026	43.17	43.18	42.20	42.21	42.21	-2.16%	830,105
Feb 5, 2026	42.59	43.44	42.40	43.14	43.14	1.27%	852,830
Feb 4, 2026	41.90	42.88	41.87	42.60	42.60	1.24%	724,908
Feb 3, 2026	41.77	42.21	41.41	42.08	42.08	1.08%	517,599
Feb 2, 2026	41.02	41.67	40.97	41.63	41.63	1.36%	673,039
Jan 30, 2026	41.03	41.40	40.57	41.07	41.07	-0.19%	735,878
Jan 29, 2026	41.51	41.75	41.08	41.15	41.15	-2.00%	1,606,735
Jan 28, 2026	41.78	42.15	41.55	41.99	41.99	0.31%	521,196
Jan 27, 2026	41.69	42.46	41.50	41.86	41.86	0.67%	948,915
Jan 26, 2026	41.18	41.75	41.01	41.58	41.58	1.69%	759,303
Jan 23, 2026	40.85	40.97	40.58	40.89	40.89	0.34%	695,540
Jan 22, 2026	41.00	41.27	40.55	40.75	40.75	-0.61%	765,572
Jan 21, 2026	41.60	41.93	40.79	41.00	41.00	-1.39%	489,621
Jan 20, 2026	40.84	41.59	40.78	41.58	41.58	1.56%	609,391
Jan 19, 2026	41.04	41.25	40.75	40.94	40.94	-0.27%	290,588
Jan 16, 2026	40.96	41.32	40.91	41.05	41.05	0.24%	575,427
Jan 15, 2026	40.67	41.17	40.67	40.95	40.95	0.42%	462,767
Jan 14, 2026	40.71	41.08	40.70	40.78	40.78	0.34%	384,468
Jan 13, 2026	40.44	40.70	40.06	40.64	40.64	0.57%	599,490
Jan 12, 2026	40.45	40.99	40.23	40.41	40.41	-0.20%	619,451
Jan 9, 2026	41.14	41.25	40.46	40.49	40.49	-1.32%	492,756
Jan 8, 2026	40.76	41.10	40.61	41.03	41.03	1.06%	1,118,228
Jan 7, 2026	40.80	40.99	39.70	40.60	40.60	-0.54%	897,719
Jan 6, 2026	41.57	41.80	40.70	40.82	40.82	-1.80%	933,424
Jan 5, 2026	42.05	42.09	40.98	41.57	41.57	-1.45%	644,398
Jan 2, 2026	42.18	42.29	41.91	42.18	42.18	0.79%	391,092
Dec 31, 2025	41.86	42.03	41.72	41.85	41.85	-0.21%	333,889
Dec 30, 2025	42.16	42.23	41.93	41.94	41.94	-0.33%	537,941
Dec 29, 2025	42.07	42.70	41.99	42.08	42.08	-0.21%	608,064
Dec 24, 2025	42.18	42.47	42.02	42.17	42.17	-	195,959
Dec 23, 2025	41.30	42.17	41.25	42.17	42.17	2.01%	531,319
Dec 22, 2025	40.82	41.34	40.57	41.34	41.34	0.63%	3,164,661
Dec 19, 2025	41.38	41.62	41.01	41.08	41.08	-0.96%	1,934,389
Dec 18, 2025	41.27	41.62	41.09	41.48	41.48	0.66%	814,153
Dec 17, 2025	40.82	41.26	40.39	41.21	41.21	1.43%	3,455,212
Dec 16, 2025	41.57	41.70	40.59	40.63	40.63	-3.01%	1,011,531
Dec 15, 2025	41.88	42.14	41.62	41.89	41.58	0.24%	3,463,476
Dec 12, 2025	41.63	41.84	41.35	41.79	41.48	0.75%	2,741,002