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Transalta Corp (TAC)

Red

Utilities · As of 17 July 2026

Price chart — 52 weeks

TAC · 13.26 (last weekly close) SMA 10w SMA 40w
9101112131415161718AugSepOctNovDec2026FebMarAprMayJunJul10.0MWeek of Jul 21, 2025 · O 12.40 · H 12.70 · L 11.99 · C 12.27 · Vol 5.0MWeek of Jul 28, 2025 · O 12.29 · H 12.66 · L 11.86 · C 12.37 · Vol 7.0MWeek of Aug 4, 2025 · O 12.37 · H 12.57 · L 11.88 · C 12.08 · Vol 5.3MWeek of Aug 11, 2025 · O 12.08 · H 12.63 · L 11.97 · C 12.34 · Vol 8.8MWeek of Aug 18, 2025 · O 12.31 · H 12.61 · L 12.08 · C 12.13 · Vol 5.4MWeek of Aug 25, 2025 · O 12.07 · H 12.66 · L 11.97 · C 12.30 · Vol 4.8MWeek of Sep 1, 2025 · O 12.11 · H 12.29 · L 11.94 · C 12.28 · Vol 3.4MWeek of Sep 8, 2025 · O 12.32 · H 12.82 · L 12.16 · C 12.64 · Vol 4.4MWeek of Sep 15, 2025 · O 12.64 · H 13.81 · L 12.64 · C 13.64 · Vol 6.5MWeek of Sep 22, 2025 · O 13.51 · H 13.90 · L 13.40 · C 13.62 · Vol 4.4MWeek of Sep 29, 2025 · O 13.66 · H 14.90 · L 13.52 · C 14.47 · Vol 9.6MWeek of Oct 6, 2025 · O 14.50 · H 16.20 · L 14.47 · C 15.59 · Vol 11.8MWeek of Oct 13, 2025 · O 16.33 · H 17.69 · L 16.17 · C 16.57 · Vol 18.8MWeek of Oct 20, 2025 · O 16.72 · H 17.52 · L 16.24 · C 17.27 · Vol 10.1MWeek of Oct 27, 2025 · O 17.42 · H 17.88 · L 16.76 · C 17.67 · Vol 7.9MWeek of Nov 3, 2025 · O 17.63 · H 17.81 · L 13.52 · C 15.51 · Vol 19.0MWeek of Nov 10, 2025 · O 15.82 · H 15.98 · L 14.11 · C 14.58 · Vol 10.0MWeek of Nov 17, 2025 · O 14.65 · H 14.92 · L 13.29 · C 13.70 · Vol 9.4MWeek of Nov 24, 2025 · O 13.85 · H 14.59 · L 13.68 · C 14.55 · Vol 5.2MWeek of Dec 1, 2025 · O 14.29 · H 14.44 · L 13.91 · C 14.06 · Vol 5.2MWeek of Dec 8, 2025 · O 14.16 · H 15.24 · L 13.84 · C 13.85 · Vol 7.2MWeek of Dec 15, 2025 · O 14.07 · H 14.07 · L 12.49 · C 12.53 · Vol 8.9MWeek of Dec 22, 2025 · O 12.63 · H 12.93 · L 12.34 · C 12.84 · Vol 3.7MWeek of Dec 29, 2025 · O 12.76 · H 13.04 · L 12.62 · C 13.02 · Vol 4.2MWeek of Jan 5, 2026 · O 13.03 · H 13.13 · L 12.10 · C 12.37 · Vol 5.8MWeek of Jan 12, 2026 · O 12.35 · H 12.56 · L 11.96 · C 12.56 · Vol 7.1MWeek of Jan 19, 2026 · O 12.40 · H 13.37 · L 12.08 · C 12.70 · Vol 7.8MWeek of Jan 26, 2026 · O 12.79 · H 13.99 · L 12.68 · C 12.78 · Vol 12.0MWeek of Feb 2, 2026 · O 12.72 · H 13.25 · L 12.31 · C 13.24 · Vol 8.7MWeek of Feb 9, 2026 · O 13.35 · H 13.68 · L 12.99 · C 13.58 · Vol 5.4MWeek of Feb 16, 2026 · O 13.53 · H 13.63 · L 13.21 · C 13.50 · Vol 4.2MWeek of Feb 23, 2026 · O 13.48 · H 14.01 · L 12.59 · C 13.74 · Vol 9.2MWeek of Mar 2, 2026 · O 13.55 · H 14.20 · L 12.61 · C 12.72 · Vol 7.2MWeek of Mar 9, 2026 · O 12.60 · H 13.07 · L 12.11 · C 12.44 · Vol 8.7MWeek of Mar 16, 2026 · O 12.59 · H 12.67 · L 11.69 · C 11.78 · Vol 9.3MWeek of Mar 23, 2026 · O 11.86 · H 13.30 · L 11.38 · C 12.92 · Vol 10.1MWeek of Mar 30, 2026 · O 13.05 · H 13.49 · L 12.61 · C 13.48 · Vol 5.1MWeek of Apr 6, 2026 · O 13.41 · H 14.24 · L 13.39 · C 14.00 · Vol 4.7MWeek of Apr 13, 2026 · O 13.94 · H 13.99 · L 12.65 · C 12.66 · Vol 5.3MWeek of Apr 20, 2026 · O 12.65 · H 12.78 · L 11.92 · C 12.49 · Vol 5.2MWeek of Apr 27, 2026 · O 12.63 · H 12.86 · L 11.94 · C 12.48 · Vol 7.8MWeek of May 4, 2026 · O 12.48 · H 13.19 · L 12.36 · C 12.76 · Vol 7.8MWeek of May 11, 2026 · O 12.77 · H 13.07 · L 12.29 · C 12.78 · Vol 4.6MWeek of May 18, 2026 · O 12.76 · H 13.82 · L 12.34 · C 13.57 · Vol 8.4MWeek of May 25, 2026 · O 13.74 · H 14.25 · L 13.71 · C 14.22 · Vol 3.4MWeek of Jun 1, 2026 · O 14.02 · H 14.77 · L 12.47 · C 12.68 · Vol 13.1MWeek of Jun 8, 2026 · O 12.69 · H 13.65 · L 12.17 · C 13.39 · Vol 15.0MWeek of Jun 15, 2026 · O 13.40 · H 13.88 · L 13.32 · C 13.74 · Vol 6.4MWeek of Jun 22, 2026 · O 13.79 · H 14.06 · L 13.51 · C 13.80 · Vol 6.3MWeek of Jun 29, 2026 · O 13.85 · H 13.94 · L 13.31 · C 13.47 · Vol 7.9MWeek of Jul 6, 2026 · O 13.72 · H 14.85 · L 13.53 · C 14.22 · Vol 7.8MWeek of Jul 13, 2026 · O 14.23 · H 14.26 · L 13.05 · C 13.26 · Vol 5.9M13.26
Weekly candles over the last 52 weeks, split-adjusted, with 10- and 40-week moving averages; trading volume along the bottom. As of Jul 13, 2026.

OakBag could not build a reliable fair-value estimate for Transalta Corp (TAC) — none of its valuation methods cleared the model's safety checks (typically a company running an operating loss, where a discount can't be trusted). At a recent price of $13.26 the traffic light is set so it looks expensive or risky, benchmarked against other Utilities names. This is a model output for research, not a price target or a recommendation.

Fair value vs. price

Current price
$13.26
Estimated fair value
Margin of safety

How the fair value is built

How is this computed?

Why not green?

  • Only one valuation method applies to this business — too thin to flag as a buy on its own.

Knock-out safety checks passed

  • Bankruptcy risk (Altman Z″)
  • Negative equity
  • Excessive leverage
  • Illiquid
  • Penny / micro-cap
  • Stale fundamentals
Piotroski F-score
1 / 9
Beneish M-score
-2.48

Quality & factor profile

Value -0.06
Quality -0.32
Profitability +0.00
Momentum -0.23
Growth +0.00
Low volatility -0.79

See the full analysis

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Frequently asked questions

Is Transalta (TAC) undervalued?

OakBag could not build a reliable fair-value estimate for Transalta Corp — none of its valuation methods cleared the model's safety checks, which usually happens for a company running an operating loss. At a recent price of $13.26 the model looks expensive or risky. This is a model output, not investment advice.

What is margin of safety?

Margin of safety is how far below the estimated fair value the price sits: (fair value − price) ÷ fair value. It cannot be shown here because no reliable fair-value estimate could be built for this stock.

Does a green verdict mean I should buy TAC?

No. OakBag is an educational and research tool, not investment advice. The traffic light is an automated model output based on third-party data that may be delayed or inaccurate. Always do your own research.

Other Utilities stocks

An educational and research tool — not investment advice. OakBag is an educational and research tool, not investment advice. Scores and rankings are automated model outputs based on third-party data and may be inaccurate or delayed. Nothing here is a recommendation to buy or sell any security. Investing involves risk, including possible loss of principal.