Balanced news tone
News Sentiment
TAC sentiment intelligence
TransAlta Corp news scored across direct company coverage, industry context, sector read-through, source quality, and freshness.
Weighted score
57
Balanced news tone
32 relevant articles
Price is moving more forcefully than the current news tone suggests.
80/100 classification confidence.
directly relevant articles
high-authority source matches
+5.6% over one week, +6.2% over four weeks, trend active, and materially above fair value.
TransAlta (TAC) Stock: ⚡ Turning Old Coal Into AI Infrastructure Vs. The
Market Reaction
Price moving ahead of tone
Price is moving more forcefully than the current news tone suggests.
Primary event
Market update
80/100 classification
One-week reaction
5.6%
Price confirming higher
Trend fit
Trend active
6.2% over four weeks
Fair value
37.9%
Materially above fair value
Sentiment Mix
Positive, neutral, negative
Positive
12
Neutral
19
Negative
1
Relevance
Why the article matched
Sources
Coverage mix
Event Lens
What the news is about
Sentiment Trail
Score over time
Above 50
Neutral zone
Below 50
News Tape
Relevant headlines
Mshale
Direct company coverage
TransAlta (TAC) Stock: ⚡ Turning Old Coal Into AI Infrastructure Vs. The
- Tone
- Neutral 50/100
- Event
- Market update
- Published
- 15 Jul 2026 16:06
- Source
- Mshale
GuruFocus
Direct company coverage
TransAlta Corp (TAC) Shares Surge 3.3% -- What GF Score of 51 Te
- Tone
- Positive 66/100
- Event
- Market update
- Published
- 08 Jul 2026 00:54
- Source
- GuruFocus
The Globe and Mail
Direct company coverage
TransAlta Schedules July 31 Release and Call for Q2 2026 Results
- Tone
- Neutral 50/100
- Event
- Earnings
- Published
- 01 Jul 2026 21:06
- Source
- The Globe and Mail
GlobeNewswire
Direct company coverage
TransAlta to Host Second Quarter 2026 Results Conference Call
- Tone
- Neutral 50/100
- Event
- Earnings
- Published
- 30 Jun 2026 20:30
- Source
- GlobeNewswire
Stock Titan
Direct company coverage
TransAlta (TAC) to release Q2 2026 results and host investor call July 31
- Tone
- Neutral 50/100
- Event
- Earnings
- Published
- 30 Jun 2026 07:00
- Source
- Stock Titan
Stock Titan
Direct company coverage
TransAlta schedules July 31 results call before markets open
- Tone
- Neutral 50/100
- Event
- Earnings
- Published
- 30 Jun 2026 07:00
- Source
- Stock Titan
scanx.trade
Direct company coverage
TransAlta to release Q2 2026 results on July 31
- Tone
- Neutral 50/100
- Event
- Earnings
- Published
- 30 Jun 2026 07:00
- Source
- scanx.trade
Market source
Direct company coverage
TransAlta (TAC) Earns Buy Rating From TD Securities Despite Recent Share Weakness
- Tone
- Positive 66/100
- Event
- Analyst action
- Published
- 25 Jun 2026 07:00
- Source
- Market source
Kalkine Media
Direct company coverage
Why Did TransAlta (TSX:TA) Gain After U.S. Mandate in TSX Index?
- Tone
- Positive 66/100
- Event
- Market update
- Published
- 19 Jun 2026 07:00
- Source
- Kalkine Media
simplywall.st
Direct company coverage
TransAlta (TSX:TA) Stock Could Be 17.2% Undervalued After Centralia Mandate
- Tone
- Neutral 50/100
- Event
- Market update
- Published
- 18 Jun 2026 07:00
- Source
- simplywall.st
Stock Titan
Direct company coverage
DOE orders TransAlta (NYSE: TAC) Centralia Unit 2 to remain available 90 more days
- Tone
- Neutral 50/100
- Event
- Market update
- Published
- 15 Jun 2026 07:00
- Source
- Stock Titan
Market source
Direct company coverage
TransAlta (TSX:TA) Stock Valuation Check After Recent Momentum And Discount Signals
- Tone
- Neutral 50/100
- Event
- Market update
- Published
- 14 Jun 2026 07:00
- Source
- Market source
Market source
Direct company coverage
TransAlta (TAC) to Acquire Two Colorado Gas Peaking Facilities for $1B
- Tone
- Neutral 50/100
- Event
- Market update
- Published
- 12 Jun 2026 07:00
- Source
- Market source
Stock Titan
Direct company coverage
TransAlta raises $350M to buy 318 MW of Colorado gas power
- Tone
- Positive 82/100
- Event
- Market update
- Published
- 09 Jun 2026 07:00
- Source
- Stock Titan
Stock Titan
Direct company coverage
TransAlta (NYSE: TAC) funds 318 MW acquisition with $350M equity raise
- Tone
- Positive 66/100
- Event
- Deals and strategy
- Published
- 09 Jun 2026 07:00
- Source
- Stock Titan
Market source
Direct company coverage
TransAlta Announces Closing of $350 Million Bought Deal Offering of Common Shares
- Tone
- Neutral 50/100
- Event
- Deals and strategy
- Published
- 09 Jun 2026 07:00
- Source
- Market source
Market source
Direct company coverage
Is TransAlta Corporation (TAC) A Good Stock To Buy Now?
- Tone
- Positive 66/100
- Event
- Market update
- Published
- 07 Jun 2026 07:00
- Source
- Market source
The Globe and Mail
Direct company coverage
TransAlta Taps Equity Markets to Fund June 2026 U.S. Power Acquisition
- Tone
- Neutral 50/100
- Event
- Deals and strategy
- Published
- 06 Jun 2026 07:00
- Source
- The Globe and Mail
Seeking Alpha
Direct company coverage
TransAlta: The Colorado Deal Helps, But I'm Still Not Buying (NYSE:TAC)
- Tone
- Neutral 50/100
- Event
- Deals and strategy
- Published
- 05 Jun 2026 07:00
- Source
- Seeking Alpha
marketscreener.com
Direct company coverage
Morningstar DBRS Comments on TransAlta Corporation's Announced Acquisition of Contracted U.S. Natural Gas-Fired Generation Assets
- Tone
- Neutral 50/100
- Event
- Deals and strategy
- Published
- 04 Jun 2026 07:00
- Source
- marketscreener.com
Investing.com
Direct company coverage
TransAlta stock falls after $1B gas plant deal, equity raise
- Tone
- Negative 38/100
- Event
- Deals and strategy
- Published
- 03 Jun 2026 07:00
- Source
- Investing.com
GuruFocus
Direct company coverage
TransAlta Corp (TAC) Shares Surge 4.0% -- What GF Score of 53 Te
- Tone
- Positive 66/100
- Event
- Market update
- Published
- 21 May 2026 07:00
- Source
- GuruFocus
Market source
Direct company coverage
BMO Capital Maintains Outperform Rating on TransAlta (TAC)
- Tone
- Positive 66/100
- Event
- Analyst action
- Published
- 09 May 2026 07:00
- Source
- Market source
GlobeNewswire
Direct company coverage
TransAlta Declares Dividends
- Tone
- Neutral 50/100
- Event
- Market update
- Published
- 29 Apr 2026 07:00
- Source
- GlobeNewswire
Market source
Direct company coverage
Is TransAlta Corporation (TAC) the High Growth Canadian Stock to Buy Now?
- Tone
- Positive 82/100
- Event
- Market update
- Published
- 22 Apr 2026 07:00
- Source
- Market source
Seeking Alpha
Direct company coverage
TransAlta upgraded at National Bank Financial on path to double-digit EBITDA growth (TAC:NYSE)
- Tone
- Positive 66/100
- Event
- Market update
- Published
- 24 Mar 2026 07:00
- Source
- Seeking Alpha
simplywall.st
Direct company coverage
TransAlta Faces DOE Coal Mandate And Fresh Valuation Questions
- Tone
- Neutral 50/100
- Event
- Market update
- Published
- 18 Mar 2026 07:00
- Source
- simplywall.st
Kalkine Media
Direct company coverage
TransAlta (TSX:TA) Utility Story Supporting TSX Composite Index Performance Trends
- Tone
- Neutral 50/100
- Event
- Market update
- Published
- 18 Mar 2026 07:00
- Source
- Kalkine Media
Market source
Direct company coverage
TransAlta (TAC) Raises Dividend Following Strong 2025 Free Cash Flow Performance
- Tone
- Positive 82/100
- Event
- Capital return
- Published
- 04 Mar 2026 08:00
- Source
- Market source
Kalkine Media
Direct company coverage
TransAlta (NYSE:TAC) Jumps on NYSE Composite Volume Surge
- Tone
- Positive 66/100
- Event
- Market update
- Published
- 27 Feb 2026 08:00
- Source
- Kalkine Media