TACTransAlta Corporation

$12.41

What is the market doing?

What the tape says about TAC

TransAlta Corporation is −0.06% over the past year while the S&P 500 is +20%: 20 points behind the market.

−0.06%

1-year return · S&P 500 +20%

vs 200-day average
−6.1%

vs 200-day average · below trend, but not far

RSI (14)
45

RSI (14) · neutral

Below its 52-week high
30%

Below its 52-week high

2024-08-15$7.05 – $17.66 · dashed line: 200-day average2026-09-08
Details
Last close2026-09-08
$12.41
1 monthS&P 500 −0.30%
−0.56%
1 yearS&P 500 +20%
−0.06%
5 yearsS&P 500 +85%
+34%
vs 50-day average$12.95
−4.2%
52-week high
$17.66
52-week low
$11.78
Annualised volatility
43%
Calendar-year price return
YearReturn
2026 (year to date)−1.5%
2025−9.5%
2024+74%
2023−5.6%
2022−18%
2021+49%
2020+8.1%
2019+77%
2018−30%
2017+11%
Average return by calendar month, 2016–2026
MonthYearsPositiveAverage
Jan106 of 10+2.8%
Feb104 of 10−2.4%
Mar105 of 10−0.36%
Apr105 of 10−0.92%
May107 of 10+4.6%
Jun105 of 10+2.7%
Jul118 of 11+3.1%
Aug114 of 11−1.8%
Sep116 of 11+1.3%
Oct104 of 10+0.15%
Nov108 of 10+6.1%
Dec106 of 10+1.2%

End-of-day closes from IEX; the S&P 500 comparison uses SPY over the same window. Prices are a reference point, not a basis for trading decisions.