TAC Stock Price Prediction

TransAlta Corp

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13.860

+0.22(1.613%)1D

Overview
Forecast
Valuation
Earnings

Should I Buy TransAlta Corp Stock?

Based on our evaluation of the five key dimensions—Technical Signals, Moving Average trends, Short Sell Data, Similar Chart Pattern Matching and Seasonality Analysis—we have identified the following insights. TAC has several negative signals and is within a falling trend, so we believe it will perform weakly in the next couple of days or weeks. We therefore hold a negative evaluation of this stock. Our analysis conclusion for this stock is a Strong Sell candidate.

TAC stock price ended at $13.86 on Monday, after rising 1.61%

The TransAlta Corp stock price increased by 1.61% on the last trading day (22 Sep 2025), rising from 13.51 to 13.86. Throughout the last trading session, the stock experienced a fluctuation of 3.16% , ranging from a day low of $13.47 to a day high of 13.895. The price has declined in 3 of the last 10 days, resulting in a total change of 12.59% during this period. On the last day, trading volume decrease by 115.45K shares, with the rising prices. This could serve as an early warning, indicating that risk may slightly increase in the coming days. In total, 1.81M shares were traded, amounting to approximately 24.90M.

TAC Technical Signals

TAC(TransAlta Corp Corp) has 4 buy signals and 6 sell signals now. The current trend is consolidation starting from 2025-08-28. The total price change during this trend is +9.91%. Recently, the price has increased but the volume has decreased, indicating a potential warning signal. The average turnover of TAC over the last 5 trading days is 17.93M. Overall, the technical indicator signals lean more toward a Bearish outlook in the mid-term.

TAC Moving Average Analysis

TransAlta Corp's overall moving average trend leans more bullish as of Tuesday, September 23, 2025, with 0 negative signals and 4 positive signal. In the mid-term, the SMA_20 being above the SMA_60 signals a strong bullish trend. There will be some resistance from the lines at $14.08, and $14.71. A break-up above any of these levels will issue buy signals. There will be some support from the lines at $12.04, and $11.42. A break-down below any of these levels will issue sell signals.

TAC Short Selling Analysis

The short sale ratio of TransAlta Corp(TAC) as of 19 Sep 2025 is 7.92%, rising from last trading day. With increasing price from 13.47 to 13.64. The short sell activity indicate that short sellers may be anticipating a price reversion.

Technical Signal

Technical Signals Summary

Sell

Buy

Moving Average

Swing

Positive

Stock Price Above SMA_5

Short Term

Positive

SMA_5 Above SMA_20

Mid Term

Positive

SMA_20 Above SMA_60

Long Term

Positive

SMA_60 Above SMA_200

Short Selling

Close Price

Short Sale Ratio

Short Sale Volume

4 Bullish Signals

When Value satisfies Signal, Indicator signals Bullish

Indicators

Signal

Value

Meaning

Awesome Oscillator (5, 34)

AO_5_34 > 0

0.869

Bullish

Momentum (10 days)

MOM_10 > 0

1.55

Bullish

Moving Average Convergence Divergence (12, 26, 9)

MACD_12_26_9 > 0

0.372

Bullish

Closing price

close > fibonacci_R1

13.86

Bullish

6 Bearish Signals

When Value satisfies Signal, Indicator signals Bearish

Indicators

Signal

Value

Meaning

Relative Strength Index (14 days)

RSI_14 > 70

76.641

Bearish

Stochastic Oscillator %K (14, 3, 3)

STOCHk_14_3_3 > 80

93.949

Bearish

Commodity Channel Index (20 days, 0.015 constant)

CCI_20_0.015 > 100

184.596

Bearish

Stochastic RSI %K (14, 14, 3, 3)

STOCHRSIk_14_14_3_3 > 80

100

Bearish

Williams %R (14 days)

WILLR_14 > -20

-1.79

Bearish

Ultimate Oscillator (7, 14, 28)

UO_7_14_28 > 70

74.99

Bearish

TAC Stock Forecast

2026

2027

2028

2029

2030

2031

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2033

2034

2035

Month	Min. Price	Avg. Price	Max. Price	Potential ROI

No data

Unlock Free Stock Price Forecast

In 2026, TransAlta Corp (TAC) is anticipated to change hands in a trading channel between $0.00 and $0.00.

TransAlta Corp Stock Forecast 2026

TAC Price Prediction & Forecast by Similar Chart Analysis

Based on historical patterns and backtesting of stocks with similar movements to TransAlta Corp(TAC), our algorithm predicts TAC's 1-month price at $12.45, with an -8.7%downwardshift. Using a similarity score up to 96.09%and other factors, This forecast updates weekly, adjusting for significant deviations.

Similar Chart

The price prediction chart for TransAlta Corp (TAC.N) stock, as of Sunday, September 21, 2025 , forecasts a -8.7% change over the next month, based on its high correlation with ESOA.O stock patterns. The similarity between their price movements over the analyzed periods is 96.09%. The right panel lists other stocks with similar price patterns. This prediction is updated every week.

TAC

Future prediction

Up: -8.7%

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ESOA

Down: -8.7%Similarity: 96.09%

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TAC Seasonality Analysis

Based on TAC's historical stock price data across all years, the probability of a positive return in September is64.29%, suggesting it maybe an ideal month to invest in TAC. In contrast,Novemberoffers the highest probability of positive returns at75.00%, making it a potentially strong month for investment.

However, this is only a prediction based on one method, and a comprehensive assessment of the stock's future trend should consider additional factors. Our final stock price commentary incorporates three main evaluation dimensions: technical signals, Moving Average trends, and similar chart pattern matching, with the first two dimensions carrying the primary weight to ensure a more robust and accurate forecast.

Monthly Seasonality

The radar chart shows that buying TransAlta Corp (TAC.N) stock in November has the highest probability of a positive return (75.00%), while October has the lowest probability (14.29%).

Performance Seasonality

The chart shows TransAlta Corp. (TAC)'s annual stock price return for the past three years, helping you analyze price trends and identify recurring trends on an annual basis.