Stock listing
TSX:TA TransAlta Corporation Stock
Home listing (TSX) of TransAlta Corporation
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Share price · TSX:TA
$18.12 CAD -0.33 (-1.8%)
Close on Oct 30, 2026
- Day range
- $17.63 – $18.33 CADOct 30, 2026
- Volume
- 1.30M sharesOct 30, 2026
- Market cap
- $5.73B CADAt the close on Oct 30, 2026 · price × 316.3M shares outstanding
- 52-week range
- $15.62 – $25.03 CADLowest and highest trades, Oct 31, 2025 – Oct 30, 2026
- Traded on an average day
- $34.57M CADMedian day 1.96M shares · last 3 months, Jul 30, 2026 – Oct 30, 2026
Prices by listing
| Listing | Last | Change | Volume | Open | High | Low | Previous close | Price from |
|---|---|---|---|---|---|---|---|---|
| TSX:TA · Home | $18.12 CAD | -0.33 (-1.8%) | 1,295,799 | $18.22 | $18.33 | $17.63 | $18.45 | Close on Oct 30, 2026 |
| NYSE:TAC | $12.87 USD | +0.65 (+5.3%) | 1,203,207 | $12.37 | $12.90 | $12.31 | $12.22 | Close on Oct 27, 2026 |
| TSX:TA.PR.E | $20.53 CAD | -0.44 (-2.1%) | 100 | $20.53 | $20.53 | $20.53 | $20.97 | Close on Oct 23, 2026 |
| TSX:TA.PR.H | $25.55 CAD | -0.10 (-0.4%) | 200 | $25.65 | $25.65 | $25.55 | $25.65 | Close on Oct 27, 2026 |
| TSX:TA.PR.D | $21.08 CAD | -0.08 (-0.4%) | 13,700 | $21.30 | $21.31 | $21.08 | $21.16 | Close on Oct 27, 2026 |
| TSX:TA.PR.F | $25.10 CAD | 0.00 (0.0%) | 4,550 | $25.10 | $25.10 | $25.10 | $25.10 | Close on Oct 27, 2026 |
| TSX:TA.PR.J | $26.15 CAD | +0.05 (+0.2%) | 1,340 | $26.10 | $26.15 | $26.10 | $26.10 | Close on Oct 27, 2026 |
| Frankfurt:TZ1 | €11.38 EUR | +0.455 (+4.2%) | — | €11.73 | €11.73 | €11.38 | €10.92 | Close on Oct 30, 2026 |
| Munich:TZ1 | €11.04 EUR | -0.17 (-1.5%) | — | €11.03 | €11.04 | €11.03 | €11.21 | Close on Oct 27, 2026 |
Daily closes
Last 3 months, Jul 30, 2026 – Oct 30, 2026 · TSX:TA · CAD, adjusted for splits
| Day | Close | Change | % | Open | High | Low | Volume |
|---|---|---|---|---|---|---|---|
| $18.12 | -0.33 | -1.8% | $18.22 | $18.33 | $17.63 | 1,295,799 | |
| $18.45 | +0.16 | +0.9% | $18.20 | $18.49 | $18.20 | 982,930 | |
| $18.29 | +0.23 | +1.3% | $18.21 | $18.41 | $17.94 | 1,203,292 | |
| $18.06 | +0.84 | +4.9% | $17.32 | $18.12 | $17.29 | 1,555,896 | |
| $17.22 | +0.08 | +0.5% | $17.08 | $17.43 | $16.98 | 1,097,625 | |
| $17.14 | -0.38 | -2.2% | $17.32 | $17.59 | $16.95 | 1,679,222 | |
| $17.52 | -1.19 | -6.4% | $18.76 | $18.94 | $17.44 | 3,043,776 | |
| $18.71 | +0.48 | +2.6% | $18.32 | $19.08 | $18.32 | 2,957,597 | |
| $18.23 | -0.14 | -0.8% | $18.28 | $18.39 | $18.17 | 691,394 | |
| $18.37 | +0.12 | +0.7% | $18.33 | $18.45 | $18.07 | 1,970,311 | |
| $18.25 | +0.25 | +1.4% | $18.03 | $18.44 | $17.89 | 2,215,242 | |
| $18.00 | -0.06 | -0.3% | $17.95 | $18.05 | $17.50 | 1,802,000 | |
| $18.06 | -0.72 | -3.8% | $18.70 | $18.85 | $17.90 | 4,925,600 | |
| $18.78 | 0.00 | 0.0% | $18.53 | $18.88 | $18.35 | 2,015,100 | |
| $18.78 | +0.44 | +2.4% | $18.35 | $18.78 | $18.27 | 1,480,300 | |
| $18.34 | -0.02 | -0.1% | $18.19 | $18.51 | $18.10 | 1,952,612 | |
| $18.36 | -0.27 | -1.4% | $18.43 | $18.80 | $18.31 | 1,364,717 | |
| $18.63 | +0.85 | +4.8% | $17.88 | $18.81 | $17.86 | 2,700,778 | |
| $17.78 | +0.19 | +1.1% | $17.58 | $17.86 | $17.35 | 2,434,816 | |
| $17.59 | +0.24 | +1.4% | $17.42 | $17.71 | $17.37 | 1,074,353 | |
| $17.35 | +0.13 | +0.8% | $17.30 | $17.62 | $17.21 | 2,494,350 | |
| $17.22 | +0.46 | +2.7% | $16.81 | $17.28 | $16.68 | 1,298,261 | |
| $16.76 | -0.04 | -0.2% | $16.75 | $16.83 | $16.46 | 960,030 | |
| $16.80 | +0.50 | +3.1% | $16.25 | $16.99 | $16.19 | 2,144,467 | |
| $16.30 | -0.34 | -2.0% | $16.61 | $16.83 | $16.22 | 1,532,514 | |
| $16.64 | -0.24 | -1.4% | $16.73 | $16.77 | $16.51 | 872,125 | |
| $16.88 | +0.07 | +0.4% | $16.81 | $16.97 | $16.65 | 2,242,087 | |
| $16.81 | -0.48 | -2.8% | $17.28 | $17.38 | $16.73 | 1,171,476 | |
| $17.29 | +0.17 | +1.0% | $17.20 | $17.40 | $17.12 | 1,694,864 | |
| $17.12 | -0.06 | -0.3% | $17.19 | $17.28 | $16.98 | 2,233,885 | |
| $17.18 | +0.45 | +2.7% | $16.90 | $17.24 | $16.82 | 1,314,343 | |
| $16.73 | +0.71 | +4.4% | $16.22 | $16.91 | $16.06 | 1,979,292 | |
| $16.02 | -0.37 | -2.3% | $16.47 | $16.67 | $15.96 | 1,789,257 | |
| $16.39 | -0.34 | -2.0% | $16.66 | $16.66 | $16.29 | 2,233,577 | |
| $16.73 | -0.15 | -0.9% | $16.97 | $17.04 | $16.69 | 2,684,528 | |
| $16.88 | -0.18 | -1.1% | $16.96 | $17.03 | $16.68 | 1,744,699 | |
| $17.06 | -0.05 | -0.3% | $17.03 | $17.27 | $16.93 | 1,282,849 | |
| $17.11 | +0.56 | +3.4% | $16.50 | $17.27 | $16.50 | 2,715,740 | |
| $16.55 | +0.29 | +1.8% | $16.30 | $16.71 | $16.22 | 960,062 | |
| $16.26 | -0.15 | -0.9% | $16.47 | $16.52 | $16.15 | 2,194,728 | |
| $16.41 | +0.01 | +0.1% | $16.36 | $16.48 | $16.17 | 1,847,865 | |
| $16.40 | -0.37 | -2.2% | $16.70 | $16.84 | $16.25 | 1,326,450 | |
| $16.77 | -0.18 | -1.1% | $16.96 | $16.96 | $16.63 | 3,332,976 | |
| $16.95 | -0.35 | -2.0% | $17.36 | $17.40 | $16.83 | 2,398,852 | |
| $17.30 | -0.25 | -1.4% | $17.51 | $17.68 | $17.15 | 2,772,415 | |
| $17.55 | +0.62 | +3.7% | $16.90 | $17.70 | $16.90 | 1,966,060 | |
| $16.93 | +0.15 | +0.9% | $16.84 | $17.03 | $16.81 | 3,449,366 | |
| $16.78 | -0.03 | -0.2% | $16.76 | $16.84 | $16.41 | 2,563,358 | |
| $16.81 | -0.58 | -3.3% | $17.46 | $17.54 | $16.79 | 2,043,541 | |
| $17.39 | +0.29 | +1.7% | $17.00 | $17.69 | $17.00 | 2,704,629 | |
| $17.10 | -0.26 | -1.5% | $17.37 | $17.41 | $16.98 | 1,780,175 | |
| $17.36 | -0.27 | -1.5% | $17.51 | $17.60 | $17.28 | 1,403,528 | |
| $17.63 | -0.14 | -0.8% | $17.73 | $17.81 | $17.53 | 3,434,247 | |
| $17.77 | +0.23 | +1.3% | $17.55 | $17.88 | $17.48 | 1,165,387 | |
| $17.54 | +0.27 | +1.6% | $17.29 | $17.59 | $17.23 | 2,596,779 | |
| $17.27 | -0.11 | -0.6% | $17.20 | $17.64 | $17.15 | 3,370,099 | |
| $17.38 | +0.28 | +1.6% | $17.13 | $17.47 | $17.10 | 2,068,291 | |
| $17.10 | -0.22 | -1.3% | $17.25 | $17.39 | $17.03 | 2,137,113 | |
| $17.32 | -0.16 | -0.9% | $17.54 | $17.70 | $17.30 | 1,918,648 | |
| $17.48 | -0.26 | -1.5% | $17.69 | $17.85 | $17.39 | 2,001,257 | |
| $17.74 | -0.25 | -1.4% | $17.98 | $18.14 | $17.74 | 1,445,218 | |
| $17.99 | +0.43 | +2.4% | $17.56 | $18.08 | $17.32 | 2,248,365 | |
| $17.56 | -0.48 | -2.7% | $18.00 | $18.24 | $17.50 | 1,736,646 | |
| $18.04 | +0.52 | +3.0% | $17.69 | $18.10 | $17.62 | 1,453,985 |
- Ticker
- TSX:TA
- Asset type
- Stock
- Sector
- Utilities
- Industry
- Power producers
- Exchange
- TSX
- Currency
- CAD
What changed lately
Latest news release · Oct 27, 2026
TransAlta Declares Dividends
Latest earnings call · Jul 31, 2026
TransAlta (TSX:TA) Q2 2026 Earnings Call
Replay and transcript
Latest deck · September 2026
Investor Presentation (September 2026)
Investor deck · 40 slides
Calls
Upcoming
TransAlta (TSX:TA) Q3 2026 Earnings Call
Tue, Nov 03, 2026 · 11:00 AM ET
Register
Replays
TransAlta (TSX:TA) Q2 2026 Earnings Call
Fri, Jul 31, 2026 · 11:00 AM ET
Watch TranscriptTransAlta (TSX:TA) Q1 2026 Earnings Call
Wed, May 06, 2026 · 11:00 AM ET
Watch TranscriptTransAlta (TSX:TA) Q4 2025 Earnings Call
Fri, Feb 27, 2026 · 11:00 AM ET
Watch Transcript
Latest news
TransAlta Declares Dividends
Oct 27, 2026
Closed $18.29 (+1.3%) on Oct 28, 2026
TransAlta Advances Portfolio Rotation Through Sale of Minority Interest in Oklahoma Wind Portfolio for US$305 Million and Closes Acquisition of Colorado Gas Assets for US$1 Billion
Oct 22, 2026
Closed $17.52 (-6.4%) on Oct 22, 2026
TransAlta to Host Third Quarter 2026 Results Conference Call
Oct 5, 2026
Closed $18.63 (+4.8%) on Oct 6, 2026
TransAlta Reports Strong Second Quarter Results and Reaffirms Guidance
Jul 31, 2026
Closed $17.56 (-2.7%) on Jul 31, 2026
TransAlta to Host Second Quarter 2026 Results Conference Call
Jun 30, 2026
Closed $19.11 (-2.6%) on Jul 2, 2026
TransAlta Announces Closing of $350 Million Bought Deal Offering of Common Shares
Jun 9, 2026
Closed $17.40 (-0.4%) on Jun 9, 2026
Morningstar DBRS Comments on TransAlta Corporation's Announced Acquisition of Contracted U.S. Natural Gas-Fired Generation Assets
Jun 4, 2026
Closed $18.00 (-10.4%) on Jun 4, 2026
TransAlta Announces the Acquisition of Two Fully-Contracted Gas Assets in Colorado and Concurrent $350 Million Bought Deal Offering of Common Shares
Jun 3, 2026
Closed $18.00 (-10.4%) on Jun 4, 2026
TransAlta Reports First Quarter Results and Reaffirms Annual Guidance
May 6, 2026
Closed $17.45 (+1.5%) on May 6, 2026
TransAlta Corporation Announces Results of the 2026 Annual and Special Meeting of Shareholders and Election of all Directors
Apr 30, 2026
Closed $16.94 (+0.1%) on May 1, 2026
Decks
Investor Presentation (September 2026)
Investor deck · 40 slides · September 2026
Q2 2026 Earnings Presentation
Earnings · 11 slides · Jul 31, 2026
Merger or Acquisition (June 2026)
Merger or acquisition · 18 slides · Jun 5, 2026
IPO Roadshow (June 2026)
IPO roadshow · 9 slides · Jun 3, 2026
TransAlta Corporation on 6ix
- Sector
- Utilities
- Industry
- Power producers
- News releases
- 26 in the last 12 months · 211 in all · newest Oct 27, 2026 · oldest 2009
- Calls
- 22 calls with a replay · 22 with a transcript · latest Jul 31, 2026
- Decks
- 165 decks · latest September 2026
Where TransAlta Corporation is listed
| Listing | Exchange | Country | Currency |
|---|---|---|---|
| TSX:TA · Home listing · This page | TSX | Canada | CAD |
| NYSE:TAC | NYSE | United States | USD |
| Cboe Canada:TA | Cboe Canada | Canada | CAD |
| TSX:TA.PR.E | TSX | Canada | CAD |
| gettex:TZ1 | gettex | Germany | EUR |
| TSX:TA.PR.H | TSX | Canada | CAD |
| TSX:TA.PR.D | TSX | Canada | CAD |
| TSX:TA.PR.F | TSX | Canada | CAD |
| TSX:TA.PR.J | TSX | Canada | CAD |
| Tradegate:TZ1 | Tradegate | Germany | EUR |
| TSX:TA.PR.G | TSX | Canada | CAD |
| LS Exchange:885412 | LS Exchange | Germany | EUR |
| Cboe Canada:TA.PR.E | Cboe Canada | Canada | CAD |
| Cboe Canada:TA.PR.D | Cboe Canada | Canada | CAD |
| OTC:TSLTF | OTC | United States | USD |
| Lang & Schwarz:885412 | Lang & Schwarz | Germany | EUR |
| Cboe Canada:TA.PR.J | Cboe Canada | Canada | CAD |
| BOATS:TAC | BOATS | United States | USD |
| Cboe Canada:TA.PR.H | Cboe Canada | Canada | CAD |
| Frankfurt:TZ1 | Frankfurt | Germany | EUR |
| Cboe Canada:TA.PR.F | Cboe Canada | Canada | CAD |
| OTC:TRNTF | OTC | United States | USD |
| Hamburg:TZ1 | Hamburg | Germany | EUR |
| Munich:TZ1 | Munich | Germany | EUR |
| Dusseldorf:TZ1 | Dusseldorf | Germany | EUR |
| Cboe Canada:TA.PR.G | Cboe Canada | Canada | CAD |
| Stuttgart:TZ1 | Stuttgart | Germany | EUR |
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