AltaGas Stock Price History

Historical Data

Date	Open	High	Low	Close	Adj. Close	Change	Volume
Dec 5, 2025	42.27	42.36	42.12	42.23	42.23	-0.02%	854,647
Dec 4, 2025	43.00	43.00	42.21	42.24	42.24	-1.70%	898,754
Dec 3, 2025	43.25	43.25	42.90	42.97	42.97	-0.53%	494,721
Dec 2, 2025	43.53	44.00	43.07	43.20	43.20	-0.35%	709,710
Dec 1, 2025	43.11	43.70	43.01	43.35	43.35	0.53%	635,883
Nov 28, 2025	42.47	43.37	42.26	43.12	43.12	1.67%	1,249,984
Nov 27, 2025	42.52	42.53	42.20	42.41	42.41	-0.24%	204,415
Nov 26, 2025	42.69	42.95	42.13	42.51	42.51	-0.44%	654,135
Nov 25, 2025	43.25	43.50	42.60	42.70	42.70	-1.13%	1,038,709
Nov 24, 2025	43.39	43.88	43.05	43.19	43.19	-0.64%	2,073,975
Nov 21, 2025	43.39	43.76	43.19	43.47	43.47	0.16%	488,182
Nov 20, 2025	44.11	44.37	43.36	43.40	43.40	-1.59%	514,177
Nov 19, 2025	43.91	44.22	43.91	44.10	44.10	0.34%	434,237
Nov 18, 2025	43.45	44.15	43.44	43.95	43.95	0.90%	817,541
Nov 17, 2025	43.38	43.73	43.33	43.56	43.56	0.21%	755,266
Nov 14, 2025	42.49	43.93	42.29	43.47	43.47	2.16%	2,062,747
Nov 13, 2025	42.95	42.95	42.23	42.55	42.55	-0.65%	874,466
Nov 12, 2025	42.38	42.95	42.31	42.83	42.83	1.28%	872,904
Nov 11, 2025	42.01	42.60	42.00	42.29	42.29	0.67%	663,502
Nov 10, 2025	42.64	42.80	41.95	42.01	42.01	-1.22%	525,653
Nov 7, 2025	41.12	42.56	40.95	42.53	42.53	3.25%	949,864
Nov 6, 2025	40.47	41.36	40.41	41.19	41.19	1.58%	1,629,365
Nov 5, 2025	40.13	40.73	39.95	40.55	40.55	0.70%	961,672
Nov 4, 2025	39.70	40.32	39.45	40.27	40.27	-1.83%	1,871,850
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%	1,073,667
Oct 29, 2025	42.30	42.49	41.50	41.77	41.77	-1.02%	815,873
Oct 28, 2025	42.33	42.59	41.97	42.20	42.20	-0.35%	252,842
Oct 27, 2025	42.62	43.00	41.88	42.35	42.35	-0.80%	2,468,755
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%	768,352
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%	757,374
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%	446,255
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%	513,286
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%	761,458
Oct 1, 2025	42.80	43.23	42.75	43.11	43.11	0.54%	505,359
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%	419,782
Sep 26, 2025	43.53	43.69	42.48	42.51	42.51	-2.14%	613,771
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%	2,010,998
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	41.63	0.43%	1,648,461
Sep 12, 2025	41.44	41.87	41.34	41.76	41.45	0.82%	280,968
Sep 11, 2025	41.77	42.16	41.37	41.42	41.11	-0.74%	356,486
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%	590,391
Sep 8, 2025	41.43	41.51	41.16	41.35	41.04	-0.27%	440,880
Sep 5, 2025	41.30	41.49	41.17	41.46	41.15	0.46%	801,766
Sep 4, 2025	41.17	41.56	41.12	41.27	40.96	0.41%	767,553
Sep 3, 2025	41.67	41.80	40.94	41.10	40.79	-1.67%	560,492
Sep 2, 2025	40.80	41.85	40.46	41.80	41.49	2.68%	786,759
Aug 29, 2025	40.78	41.00	40.59	40.71	40.40	-0.27%	470,646
Aug 28, 2025	40.78	40.86	40.41	40.82	40.51	0.79%	453,017
Aug 27, 2025	40.43	40.66	40.41	40.50	40.20	0.25%	722,074
Aug 26, 2025	41.35	41.38	40.34	40.40	40.10	-2.53%	2,008,771
Aug 25, 2025	42.14	42.20	41.31	41.45	41.14	-1.71%	699,643
Aug 22, 2025	42.04	42.31	41.87	42.17	41.85	0.57%	953,278
Aug 21, 2025	41.50	42.08	41.41	41.93	41.62	0.87%	559,525
Aug 20, 2025	41.66	42.02	41.55	41.57	41.26	-0.02%	745,706
Aug 19, 2025	41.57	41.73	41.45	41.58	41.27	-0.10%	281,893
Aug 18, 2025	41.66	41.74	41.43	41.62	41.31	-0.26%	306,109
Aug 15, 2025	41.92	42.03	41.56	41.73	41.42	-0.43%	910,483
Aug 14, 2025	41.60	41.94	41.30	41.91	41.60	0.82%	356,897
Aug 13, 2025	41.55	41.77	41.51	41.57	41.26	-	353,703
Aug 12, 2025	41.78	41.94	41.48	41.57	41.26	-0.48%	346,885
Aug 11, 2025	41.13	41.88	41.12	41.77	41.46	1.21%	585,929
Aug 8, 2025	41.48	41.73	41.20	41.27	40.96	-0.07%	298,216
Aug 7, 2025	41.16	41.31	40.95	41.30	40.99	0.34%	481,843
Aug 6, 2025	40.82	41.17	40.56	41.16	40.85	0.88%	564,027
Aug 5, 2025	41.64	42.03	40.54	40.80	40.49	-1.16%	686,763
Aug 1, 2025	40.80	41.51	40.19	41.28	40.97	0.90%	688,864
Jul 31, 2025	40.98	41.37	40.84	40.91	40.60	-0.20%	579,848
Jul 30, 2025	40.63	41.27	40.60	40.99	40.68	0.84%	479,596
Jul 29, 2025	40.17	40.97	40.16	40.65	40.34	1.22%	1,021,221
Jul 28, 2025	40.10	40.23	39.96	40.16	39.86	-0.15%	402,370
Jul 25, 2025	40.32	40.45	40.12	40.22	39.92	-0.10%	383,401
Jul 24, 2025	40.31	40.51	40.20	40.26	39.96	-0.22%	512,871
Jul 23, 2025	40.27	40.66	40.06	40.35	40.05	0.45%	791,240
Jul 22, 2025	40.43	40.69	40.08	40.17	39.87	-0.50%	683,904
Jul 21, 2025	40.84	40.90	40.14	40.37	40.07	-1.20%	533,443
Jul 18, 2025	40.75	41.13	40.67	40.86	40.55	0.29%	505,217
Jul 17, 2025	40.05	41.00	39.94	40.74	40.43	1.72%	1,273,715
Jul 16, 2025	40.07	40.31	39.90	40.05	39.75	-0.15%	960,107