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Vistra Corp. 8-K Report, Corporate Update (Dec 17, 2025)

Reports
Other Events
Filing Date
Filed December 17, 2025
Period End
December 17, 2025
Security
VST
In the record · 2017–202610-K1010-Q318-K168

VST filed 10 annual reports (10-K), 31 quarterly reports (10-Q) and 168 current reports (8-K) between 2017 and 2026.

  1. Leadership change8-K · Jun ’18Jun ’18
  2. Leadership change8-K · Dec ’20Dec ’20
  3. Material agreement8-K · Mar ’23Mar ’23
  4. Material agreement8-K · Oct ’26Oct ’26

Summary

Summary of the 8-K filed December 17, 2025. Cited figures are marked; the original filing is the authoritative source.

Vistra Corp. (VST) has announced its results from the PJM Capacity Auction for the 2027/2028 planning year.

The company successfully cleared approximately 10,566 megawatts (MW) of capacity. This significant cleared capacity is expected to generate substantial revenue, as it achieved a weighted average clearing price of $333.44a per megawatt-day across various PJM zones. This outcome from the capacity auction is a key driver for Vistra's forward revenue streams and demonstrates the company's ability to secure valuable capacity in a critical energy market.

Investors should note that the weighted average clearing price of $333.44b per megawatt-day represents a strong pricing environment for Vistra's generation assets within PJM, contributing to the company's financial performance in the specified planning year. The detailed breakdown by zone indicates a broad geographic reach for their cleared capacity within the PJM market.

Key Highlights

  1. Vistra Corp. (VST) cleared approximately 10,566 megawatts (MW) in the PJM Capacity Auction for the 2027/2028 planning year.
  2. The weighted average clearing price for the cleared capacity was $333.44 per megawatt-day.
  3. The cleared capacity is distributed across various PJM zones, including RTO, COMED, DEOK, EMAAC, MAAC, ATSI, and DOM.
  4. This auction result provides forward visibility into Vistra's revenue generation from capacity sales.
  5. The strong clearing price indicates favorable market conditions for Vistra's generation assets within the PJM territory.
  6. The filing confirms Vistra's significant participation and success in securing capacity within a major regional transmission organization (RTO).

Frequently Asked Questions

  1. What is the significance of Vistra clearing capacity in the PJM Capacity Auction?

    Clearing capacity in the PJM Capacity Auction means Vistra has secured a revenue stream for providing a certain amount of electricity generation capacity to the grid for the 2027/2028 planning year. This is crucial for forward revenue planning and demonstrates the value of Vistra's generation assets in meeting regional power demands.

  2. What is the expected financial impact of this auction result?

    The weighted average clearing price of $333.44 per megawatt-day, applied to approximately 10,566 MW, suggests a substantial and predictable revenue stream for Vistra. While the exact financial impact will depend on various factors, this price point is generally considered favorable and indicates strong market demand for capacity.

  3. How does the cleared capacity vary across different PJM zones?

    The cleared capacity is spread across multiple PJM zones, with RTO (3,975.5 MW), ATSI (2,036.1 MW), and EMAAC (1717.7 MW) being the largest in terms of cleared megawatts. The clearing price remained consistent at $333.44 per megawatt-day across all listed zones.

  4. What are the potential risks associated with these forward-looking statements regarding the capacity auction?

    The filing includes a cautionary note about forward-looking statements. Potential risks include adverse economic or market conditions, changes in regulations, the ability to execute strategic initiatives, extreme weather events, and other factors detailed in Vistra's SEC filings, which could cause actual results to differ materially from projections.