Compare · TAC vs VST
TAC vs VST
Side-by-side comparison of TransAlta Corporation (TAC) and Vistra Corp. (VST): market cap, price performance, sector, and recent activity on the wire.
Summary
- Both TAC and VST operate in Electric Utilities: Central (Utilities), so they compete in similar markets.
- VST is the larger of the two at $54.30B, about 14.5x TAC ($3.75B).
- Over the past year, TAC is up 43.6% and VST is up 8.6% - TAC leads by 35.0 points.
- TAC has been more active in the news (7 items in the past 4 weeks vs 3 for VST).
- VST has more recent analyst coverage (24 ratings vs 12 for TAC).
TransAlta Corporation
TransAlta Corporation owns, operates, and develops a diverse fleet of electrical power generation assets in Canada, the United States, and Australia. It operates through six segments: Hydro, Wind and Solar, North American Gas, Australian Gas, Alberta Thermal, and Centralia. The company owns and operates hydro, wind and solar, natural gas-fired, and coal-fired facilities. It also engages in wholesale trading of electricity and other energy-related commodities and derivatives; and related mining operations and natural gas pipeline operations. The company serves municipalities, medium and large industries, businesses, and utility customers. TransAlta Corporation was founded in 1909 and is headquartered in Calgary, Canada.
Vistra Corp.
Vistra Corp., together with its subsidiaries, engages in the electricity business in the United States. It operates through six segments: Retail, Texas, East, West, Sunset, and Asset Closure. The company retails electricity and natural gas to residential, commercial, and industrial customers across 20 states in the United States and the District of Columbia. It is also involved in the electricity generation, wholesale energy sales and purchases, commodity risk management, fuel production, and fuel logistics management activities. The company serves approximately 4.5 million residential, commercial, and industrial customers. It has a generation capacity of approximately 38,700 megawatts with a portfolio of natural gas, nuclear, coal, solar, and battery energy storage facilities. The company was formerly known as Vistra Energy Corp. and changed its name to Vistra Corp. in July 2020. Vistra Corp. was founded in 1882 and is based in Irving, Texas.
Latest TAC
- SEC Form 6-K filed by TransAlta Corporation
- SEC Form 6-K filed by TransAlta Corporation
- TransAlta Reports First Quarter Results and Reaffirms Annual Guidance
- TransAlta Corporation Announces Results of the 2026 Annual and Special Meeting of Shareholders and Election of all Directors
- TransAlta Declares Dividends
- SEC Form 6-K filed by TransAlta Corporation
- TransAlta Appoints Mike Politeski as Chief Financial Officer and Grant Arnold as Chief Commercial Officer
- SEC Form 6-K filed by TransAlta Corporation
- TransAlta to Host Annual and Special Meeting of Shareholders and First Quarter 2026 Results Conference Call
- SEC Form 6-K filed by TransAlta Corporation
Latest VST
- Vistra Corp. filed SEC Form 8-K: Submission of Matters to a Vote of Security Holders
- Vistra Declares Dividend on Common Stock, Series B Preferred Stock, and Series C Preferred Stock
- Vistra Corp. filed SEC Form 8-K: Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation, Financial Statements and Exhibits
- Vistra Prices Private Offering of $4.0 Billion of Senior Notes
- Vistra Announces Private Offering of Senior Notes
- Vistra to Report First Quarter Results on May 7, 2026
- Amendment: SEC Form SCHEDULE 13G/A filed by Vistra Corp.
- SEC Form DEFA14A filed by Vistra Corp.
- SEC Form DEF 14A filed by Vistra Corp.
- Vistra Achieves Investment‑Grade Credit Ratings from S&P and Fitch