TransAlta Corporation (TAC) NYSE

12.58

-0.22(-1.72%)

Updated at May 12 04:00PM

Currency In USD

TAC Historical Return

If you invested $1000 in TransAlta Corporation (TAC) 10 years ago, it would be worth $2,820.63 as of May 13, 2026, based on a reinvested dividends scenario. Over the same period, a $1000 investment made 5 years ago would be worth $1,487, while $1000 invested 1 year ago would be worth $1,396.23. This corresponds to total returns of 182.06%, 48.7%, 39.62%, respectively, with annualized returns of 10.92%, 8.25%, 39.62%.

Custom investment amounts or purchase dates can also be explored using the Stoculator calculator. Past performance does not guarantee future results.

TAC Historical Data

Date Range:

Date	Open	Close	Adj Close	High	Low	Volume
May 12, 2026	12.62	12.58	12.58	12.69	12.29	1.09M
May 11, 2026	12.77	12.8	12.8	12.97	12.71	665,387
May 08, 2026	12.78	12.76	12.76	12.88	12.52	888,580
May 07, 2026	12.88	12.76	12.76	12.88	12.39	1.12M
May 06, 2026	12.71	12.79	12.79	13.19	12.4	1.87M
May 05, 2026	12.69	12.6	12.6	12.73	12.44	894,020
May 04, 2026	12.48	12.62	12.62	12.62	12.36	1.18M
May 01, 2026	12.49	12.48	12.48	12.64	12.4	1.09M
April 30, 2026	12.09	12.48	12.48	12.56	12.08	1.81M
April 29, 2026	12.69	12.01	12.01	12.78	11.94	1.38M
April 28, 2026	12.49	12.71	12.71	12.86	12.45	825,980
April 27, 2026	12.63	12.59	12.59	12.7	12.41	699,198
April 24, 2026	12.12	12.49	12.49	12.55	11.99	918,916
April 23, 2026	12.33	12.08	12.08	12.54	11.92	755,469
April 22, 2026	12.31	12.28	12.28	12.38	12.02	599,299
April 21, 2026	12.45	12.16	12.16	12.7	12.13	1.01M
April 20, 2026	12.65	12.66	12.66	12.78	12.54	1.02M
April 17, 2026	13.5	12.66	12.66	13.5	12.65	1.77M
April 16, 2026	13.66	13.5	13.5	13.68	13.36	552,550
April 15, 2026	13.46	13.68	13.68	13.9	13.32	781,764
April 14, 2026	13.56	13.49	13.49	13.79	13.43	659,482
April 13, 2026	13.94	13.68	13.68	13.99	13.66	501,281
April 10, 2026	13.88	14	14	14.12	13.87	540,160
April 09, 2026	13.8	13.83	13.83	14.24	13.75	881,252
April 08, 2026	13.93	13.83	13.83	14.06	13.57	679,372
April 07, 2026	13.58	13.54	13.54	13.79	13.39	1M
April 06, 2026	13.41	13.64	13.64	13.72	13.41	766,587
April 02, 2026	13.05	13.48	13.48	13.49	13.03	785,765
April 01, 2026	13.2	13.29	13.29	13.47	13.15	1.27M
March 31, 2026	12.9	13.1	13.1	13.25	12.81	1.41M
March 30, 2026	13.05	12.71	12.71	13.05	12.61	1.08M
March 27, 2026	12.94	12.92	12.92	13.08	12.8	1.02M
March 26, 2026	12.98	12.94	12.94	13.21	12.87	1.13M
March 25, 2026	13	13.06	13.06	13.3	12.94	2.16M
March 24, 2026	12.37	12.76	12.76	12.93	12.06	1.84M
March 23, 2026	11.86	12.03	12.03	12.1	11.38	1.94M
March 20, 2026	12.28	11.78	11.78	12.41	11.69	1.93M
March 19, 2026	12.3	12.41	12.41	12.56	12.16	1.3M
March 18, 2026	12.61	12.44	12.44	12.65	12.42	1.01M
March 17, 2026	12.47	12.55	12.55	12.66	12.4	1.23M
March 16, 2026	12.59	12.47	12.47	12.67	12.3	937,457
March 13, 2026	12.82	12.44	12.44	13.04	12.4	938,544
March 12, 2026	12.7	12.76	12.76	13.07	12.59	1.39M
March 11, 2026	12.75	12.86	12.86	12.95	12.59	1.18M
March 10, 2026	12.7	12.73	12.73	12.96	12.64	1.08M
March 09, 2026	12.6	12.65	12.65	12.69	12.11	1.22M
March 06, 2026	13.05	12.72	12.72	13.17	12.61	1.41M
March 05, 2026	13.14	13.29	13.29	13.31	12.99	959,666
March 04, 2026	13.38	13.25	13.25	13.63	13.15	809,982
March 03, 2026	13.38	13.27	13.27	13.62	12.95	1.79M
March 02, 2026	13.55	13.81	13.81	14.2	13.26	1.81M
February 27, 2026	13.32	13.74	13.74	14.01	13.26	3.09M
February 26, 2026	12.86	13.03	12.98	13.03	12.59	2.65M
February 25, 2026	13.09	12.86	12.81	13.12	12.85	1.13M
February 24, 2026	12.96	13.04	12.99	13.13	12.87	1.13M
February 23, 2026	13.48	12.9	12.85	13.5	12.76	1.23M
February 20, 2026	13.47	13.5	13.45	13.55	13.26	725,445
February 19, 2026	13.45	13.48	13.43	13.6	13.27	664,900
February 18, 2026	13.5	13.39	13.34	13.56	13.3	1.27M
February 17, 2026	13.53	13.43	13.38	13.63	13.21	1.51M