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TransAlta Corporation (TSX:TA)
Canada flag Canada · Delayed Price · Currency is CAD
17.43
+0.26 (1.51%)
Apr 28, 2026, 4:00 PM EST

TransAlta Stock Price History

Historical Data

DateOpenHighLowCloseAdj. CloseChangeVolume
Apr 28, 202617.1717.5817.0917.4317.431.51%2,597,070
Apr 27, 202617.1517.2816.9117.1717.170.82%1,868,310
Apr 24, 202616.6617.1616.4217.0317.032.90%1,528,867
Apr 23, 202616.8517.1616.3416.5516.55-1.37%1,149,712
Apr 22, 202616.8016.9616.4216.7816.780.84%1,261,356
Apr 21, 202617.1017.3216.5816.6416.64-3.82%2,081,629
Apr 20, 202617.2217.4317.1717.3017.30-0.35%967,953
Apr 17, 202618.4418.4417.3117.3617.36-6.11%1,851,052
Apr 16, 202618.7018.7618.3018.4918.49-1.28%647,641
Apr 15, 202618.5119.1118.3218.7318.731.24%1,048,376
Apr 14, 202618.6018.8918.4918.5018.50-1.96%784,472
Apr 13, 202619.1819.3318.8318.8718.87-2.53%1,116,417
Apr 10, 202619.1319.5319.1319.3619.361.20%641,608
Apr 9, 202619.0519.7019.0119.1319.130.05%800,916
Apr 8, 202619.3319.4518.7819.1219.121.32%676,812
Apr 7, 202619.0319.2018.6218.8718.87-0.53%1,194,650
Apr 6, 202618.7119.0918.6918.9718.971.12%1,195,542
Apr 2, 202618.1518.7718.1318.7618.761.41%1,645,637
Apr 1, 202618.3118.7218.2918.5018.501.15%990,518
Mar 31, 202617.9118.4517.8418.2918.293.10%1,116,602
Mar 30, 202618.0518.1417.5717.7417.74-1.33%1,722,305
Mar 27, 202617.7918.1517.7317.9817.980.28%2,681,236
Mar 26, 202617.9418.2717.8217.9317.93-0.72%934,792
Mar 25, 202617.9018.3417.7818.0618.062.73%1,516,866
Mar 24, 202617.2117.7816.6017.5817.586.48%2,258,190
Mar 23, 202616.2316.6015.6216.5116.511.79%2,390,874
Mar 20, 202616.9617.0116.0216.2216.22-4.81%1,990,193
Mar 19, 202616.8117.2416.7617.0417.04-0.47%2,211,062
Mar 18, 202617.0817.3217.0317.1217.12-0.35%988,040
Mar 17, 202617.1017.3316.9817.1817.180.70%1,383,136
Mar 16, 202617.2517.3016.8317.0617.06-0.29%1,295,929
Mar 13, 202617.4617.8417.0317.1117.11-1.72%770,948
Mar 12, 202617.2717.7717.1317.4117.41-0.29%1,362,080
Mar 11, 202617.1517.5817.1517.4617.460.87%925,672
Mar 10, 202617.2617.5717.2617.3117.310.70%954,192
Mar 9, 202616.9917.2516.4617.1917.19-0.75%1,294,508
Mar 6, 202617.9117.9217.1417.3217.32-4.84%2,013,175
Mar 5, 202617.9418.2017.7418.2018.200.72%1,471,041
Mar 4, 202618.4518.6317.9818.0718.07-0.55%982,689
Mar 3, 202618.4918.6317.7518.1718.17-3.86%1,880,647
Mar 2, 202618.6019.4518.1518.9018.900.80%1,492,937
Feb 27, 202618.3419.1018.1418.7518.755.34%2,361,076
Feb 26, 202617.7017.8017.2617.8017.741.19%1,326,138
Feb 25, 202618.0018.0017.5717.5917.53-1.51%656,647
Feb 24, 202617.7217.9817.6617.8617.791.02%1,626,150
Feb 23, 202618.4918.4917.4917.6817.62-4.28%1,056,815
Feb 20, 202618.4818.5218.1618.4718.40-530,028
Feb 19, 202618.4318.5918.2018.4718.400.49%408,273
Feb 18, 202618.4918.5418.2018.3818.310.22%996,199
Feb 17, 202618.5018.6118.0918.3418.27-0.86%1,420,289
Feb 13, 202618.1818.5918.1018.5018.431.87%703,974
Feb 12, 202618.4418.5617.7118.1618.09-0.98%1,050,468
Feb 11, 202618.2118.3517.7418.3418.272.12%815,761
Feb 10, 202618.3118.3617.6017.9617.89-2.60%1,106,699
Feb 9, 202618.0918.4617.9518.4418.371.93%1,242,320
Feb 6, 202617.1318.1017.1318.0918.026.91%990,090
Feb 5, 202617.0917.2216.8516.9216.86-1.63%880,332
Feb 4, 202617.9718.0517.1517.2017.14-3.64%1,625,774
Feb 3, 202617.7318.0617.5017.8517.782.23%1,158,424
Feb 2, 202617.3017.7917.2517.4617.400.34%1,292,577
Jan 30, 202618.0018.3417.2817.4017.34-4.92%1,148,749
Jan 29, 202618.7918.8918.1418.3018.23-3.02%2,071,502
Jan 28, 202618.8018.9718.5918.8718.800.69%1,543,101
Jan 27, 202617.6118.8717.5718.7418.676.36%1,340,319
Jan 26, 202617.4718.1217.4517.6217.561.21%1,341,863
Jan 23, 202617.1917.6517.0617.4117.351.16%629,901
Jan 22, 202617.2617.8517.2017.2117.150.58%1,055,108
Jan 21, 202618.0418.4016.7017.1117.05-4.15%2,381,659
Jan 20, 202617.2117.8517.0717.8517.783.24%1,261,630
Jan 19, 202617.3017.3617.0717.2917.23-0.92%470,612
Jan 16, 202617.1317.4616.7317.4517.391.69%1,321,840
Jan 15, 202616.9117.2416.6117.1617.102.08%894,858
Jan 14, 202616.8116.9516.6116.8116.75-0.53%1,296,289
Jan 13, 202616.9517.0316.7616.9016.84-0.12%1,128,252
Jan 12, 202617.1817.2116.9016.9216.86-1.86%1,127,987
Jan 9, 202617.3517.5517.1517.2417.181.95%843,605
Jan 8, 202617.0217.1016.7516.9116.85-1.00%1,320,145
Jan 7, 202617.6017.6917.0017.0817.02-2.73%906,922
Jan 6, 202617.7117.7717.1617.5617.50-0.85%863,038
Jan 5, 202617.9218.1417.3117.7117.65-0.84%1,023,912
Jan 2, 202617.3917.9017.3917.8617.792.88%1,203,825
Dec 31, 202517.4117.5217.3017.3617.300.12%477,000
Dec 30, 202517.4317.5517.3217.3417.28-0.63%1,324,888
Dec 29, 202517.4417.5617.2817.4517.390.06%833,182
Dec 24, 202517.3817.4417.1017.4417.380.11%314,465
Dec 23, 202517.1117.4317.0917.4217.361.52%894,913
Dec 22, 202517.3717.3816.9717.1617.10-0.52%1,352,940
Dec 19, 202517.3117.7717.2317.2517.19-0.40%2,649,535
Dec 18, 202517.9017.9317.2217.3217.26-2.04%2,366,188
Dec 17, 202518.9118.9417.5517.6817.62-5.40%2,205,460
Dec 16, 202518.8718.8918.6018.6918.62-0.95%1,287,499
Dec 15, 202519.3519.3518.6418.8718.80-1.10%1,310,332
Dec 12, 202519.8419.9819.0519.0819.01-3.98%1,232,465
Dec 11, 202519.8519.9819.3719.8719.80-0.45%1,039,303
Dec 10, 202520.5920.5919.6219.9619.89-1.43%1,197,762
Dec 9, 202519.7521.0619.7120.2520.183.53%1,456,217
Dec 8, 202519.5119.6419.2119.5619.490.57%637,572
Dec 5, 202519.7919.8419.3619.4519.38-2.16%616,818
Dec 4, 202519.4520.0819.4519.8819.811.79%785,481
Dec 3, 202519.6019.7419.4019.5319.46-0.66%478,651