How much has Vistra spent on share repurchases to date, and what remains?

As of August 3, 2026, Vistra has executed approximately $6.5 billion in repurchases since November 2021 and has approximately $1.2 billion of authorization remaining. The company expects to complete the remaining authorization by the end of 2027.

What is the impact on share count from these repurchases?

Vistra reduced its share count by approximately 30% from the November 2, 2021 baseline. The company currently has approximately 336 million shares outstanding as of August 3, 2026, representing a substantial reduction in shares outstanding.

What execution method does Vistra use for its buybacks?

The August 7, 2026 earnings release does not specify the execution mechanism (such as Rule 10b-18 open-market purchases, accelerated share repurchase, or 10b5-1 plans). The historical disclosure does not include details on how the $6.5 billion was executed.

How does the buyback program align with Vistra's overall capital strategy?

The repurchase program reflects Vistra's balanced capital allocation during a period of strong operational performance, including 30%+ year-over-year EBITDA growth in Q2 2026. The company is simultaneously investing in strategic acquisitions (Cogentrix), generation capacity expansion, and maintaining adequate liquidity ($6.3 billion available as of June 30, 2026).

Is the remaining $1.2 billion authorization new or previously announced?

The filing discloses remaining authorization but does not specify whether this is from an original authorization or a subsequent expansion. The disclosure focuses on historical execution and the remaining authorization rather than new program details.

What was Vistra's share count before the November 2021 repurchase program began?

On November 2, 2021, before the disclosed repurchase program commenced, Vistra had a higher share count. The current 336 million shares represent a 30% reduction, implying approximately 480 million shares outstanding at the start of the program.

VST 8-K Filed 2026-08-07 Execution disclosure

Vistra completes $6.5B share buyback since November 2021

$1.2B authorization remains; company expects completion by end of 2027, with 30% reduction in share count achieved to date.

Remaining$1.2B

MechanismNot specified

What the filing says

Vistra Corp. (NYSE: VST) reported in its second-quarter 2026 earnings release that it has executed approximately $6.5 billion in share repurchases since November 2021, representing a 30% reduction in shares outstanding from the November 2, 2021 baseline. As of August 3, 2026, the company had approximately 336 million shares outstanding.

The company disclosed that approximately $1.2 billion of its share repurchase authorization remained available as of August 3, 2026, which Vistra expects to complete no later than year-end 2027. The execution mechanism and specific authorization details for the original program are not disclosed in this filing; the disclosure focuses on historical execution and remaining capacity under the existing authorization.

The repurchase activity reflects Vistra's capital allocation strategy during a period of strong financial performance, with the company reporting second-quarter 2026 Ongoing Operations Adjusted EBITDA of $1,767 million, a more than 30% increase compared to the same period in 2025.

Vistra executed ~$6.5 billion in share repurchases since November 2021. Vistra had ~336 million shares outstanding, representing a ~30% reduction of the amount of the shares outstanding on Nov. 2, 2021. ~$1.2 billion of the share repurchase authorization remained available, which we expect to complete no later than year-end 2027. — Vistra Corp. 8-K filing · View on SEC EDGAR →

What this means

Vistra's disclosed execution of $6.5 billion in repurchases since November 2021 and remaining $1.2 billion authorization (totaling approximately $7.7 billion) represents a substantial return-of-capital program over a five-year window. The 30% reduction in share count demonstrates material capital deployment and the company's confidence in its valuation and financial position during this period. The expected completion by year-end 2027 suggests continued but measured execution ahead, not an urgent acceleration. This buyback activity must be evaluated against Vistra's ongoing capital needs for generation asset investments, the pending Cogentrix acquisition, and its $6.3 billion available liquidity position as of June 30, 2026.

Frequently asked questions

How much has Vistra spent on share repurchases to date, and what remains?: As of August 3, 2026, Vistra has executed approximately $6.5 billion in repurchases since November 2021 and has approximately $1.2 billion of authorization remaining. The company expects to complete the remaining authorization by the end of 2027.
What is the impact on share count from these repurchases?: Vistra reduced its share count by approximately 30% from the November 2, 2021 baseline. The company currently has approximately 336 million shares outstanding as of August 3, 2026, representing a substantial reduction in shares outstanding.
What execution method does Vistra use for its buybacks?: The August 7, 2026 earnings release does not specify the execution mechanism (such as Rule 10b-18 open-market purchases, accelerated share repurchase, or 10b5-1 plans). The historical disclosure does not include details on how the $6.5 billion was executed.
How does the buyback program align with Vistra's overall capital strategy?: The repurchase program reflects Vistra's balanced capital allocation during a period of strong operational performance, including 30%+ year-over-year EBITDA growth in Q2 2026. The company is simultaneously investing in strategic acquisitions (Cogentrix), generation capacity expansion, and maintaining adequate liquidity ($6.3 billion available as of June 30, 2026).
Is the remaining $1.2 billion authorization new or previously announced?: The filing discloses remaining authorization but does not specify whether this is from an original authorization or a subsequent expansion. The disclosure focuses on historical execution and the remaining authorization rather than new program details.
What was Vistra's share count before the November 2021 repurchase program began?: On November 2, 2021, before the disclosed repurchase program commenced, Vistra had a higher share count. The current 336 million shares represent a 30% reduction, implying approximately 480 million shares outstanding at the start of the program.

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Source. This editorial summary is based on the SEC filing linked above. BuybackStocks aggregates and editorializes publicly available SEC EDGAR filings. Not investment advice. Past authorization announcements do not guarantee future repurchase activity or share price performance. See our full disclosures policy.