$VST

Acosta Arcilia sold $2.5M of VST

Acosta Arcilia sold 15,000 shares of Vistra Corp. (VST) at an average of $167.52 ($165.04–$170.00, $2.51M total) across 2 trades on 2026-06-18 under a Rule 10b5-1 trading plan.

Original reporting
SEC EDGAR · Acosta Arcilia
Published Jun 23, 2026, 8:23 PM UTC
Analysis
AlphAI AI DeskAI-generated
Added to AlphAI Jun 23, 2026, 8:24 PM UTC. Informational, not investment advice.
How this was made
AlphAI summarizes source reporting and applies a structured AI analysis for relevance, timing, sentiment and ticker impact. Always verify material claims with the original publisher.
AlphAI market briefInsider activity
Primary signal
$VST
Neutral
medium confidence
Mentioned
$VST
Relevance
5/10
AlphAI data visualization · based on SEC EDGAR
Decision brief

The 30-second read

$VSTNeutralLow
01

Why it matters

For trading, the key new information is the disclosed sale size (~15,000 shares; ~$2.51M) and that it was executed under a 10b5-1 plan, which typically dampens bearish interpretation.

02

Market read

This is a disclosed insider sale, but the 10b5-1 structure suggests limited incremental fundamental impact for VST.

03

What to watch

The article provides no change in business outlook, guidance, or other corporate actions—so the sale may be purely liquidity/portfolio rebalancing.

Relevance 5/10Novelty 5/10Timing: SEC Form 4 filed today (2026-06-23) disclosing the 2026-06-18 sale.

Background

The article is an SEC Form 4 insider transaction: director Acosta Arcilia sold Vistra shares on 2026-06-18 under a pre-arranged 10b5-1 plan; the filing was made 2026-06-23.

Company-level read

Ticker impact

$VSTNeutralMedium confidence
Context

Vistra Corp. (VST) is the Form 4 issuer: director Acosta Arcilia sold 15,000 shares in open-market trades for ~$2.51M.

Expected impact

Near-term price impact likely minimal; any reaction would be sentiment/positioning rather than new fundamentals.

Evidence & confidence

The filing is a disclosed insider sale, but it is explicitly under a pre-arranged Rule 10b5-1 plan, reducing interpretive weight versus discretionary selling.

Market effects

No sector-wide read-through; this is company-specific insider transaction disclosure.

None indicated.

None indicated.

Counterpoint

Even with a 10b5-1 plan, repeated insider selling can coincide with valuation/positioning concerns; traders may still fade strength if other signals align.

Key entities

  • Vistra Corp.

    Company whose shares were sold; Form 4 lists VST as the issuer.

  • Acosta Arcilia

    Director who executed the open-market sale under a Rule 10b5-1 plan.

Full insider trading history

This story covers one filing. See everything behind it: every insider buy and sell on record, 10b5-1 plans, late filings, and which officers and directors are trading.

Related articles

$VSTMed

Vistra Stock Is Down 28% Over the Past Year. Discount or Warning Sign?

Vistra Corp. (VST) stock fell 28% over the past year, closing at $152.02 on October 16, despite a recent 20.5% rally. The Energy Department offered Vistra a conditional $4.2B loan for nuclear projects. Analysts' average price target is $210.10, 38% above the current price. Q3 results and 2027 guidance update are due November 6.

$VSTHighAI 8/10

Should You Buy Vistra After an 11% 1-Day Jump on a $4.2 Billion DOE Loan? The Catch Most Investors Are Missing.

Vistra (VST) shares rose 11% after the U.S. DOE announced a $4.2B loan for nuclear plant upgrades. The loan aims to increase capacity and extend plant life, benefiting from rising electricity demand. Vistra's Q2 2026 EBITDA rose 30% YoY to $1.8B. Analysts rate it a Strong Buy with 11-68% upside potential. The loan is conditional, requiring Vistra to meet various requirements and repay it.

$VSTHigh

Vistra Stock Surged Following Its $4.2 Billion Federal Loan. With the Stock Down 23% Over the Past Year, Is It Time to Buy?

Vistra (VST) received a $4.2B conditional loan from the U.S. Department of Energy to expand power capacity. The funds will modernize three nuclear plants, adding 433MW of capacity. VST stock is down 23% over the past year, trading at 18.5x 2026 earnings with 18% projected growth. The company's IPP model allows it to capitalize on rising electricity demand, particularly from AI data centers.

$CEGMed

FERC rejects most of PJM's temporary curtailment plan to manage data centers

FERC rejected most of PJM Interconnection's plan to manage data center demand, citing state jurisdiction concerns. PJM must revise its proposal, addressing why data centers would be prioritized for curtailment. FERC's decision may raise capacity prices, benefiting power producers like Constellation Energy, NRG Energy, Talen Energy, and Vistra, according to Jefferies.

$VSTHigh

The Energy Department offered Vistra up to $4.2 billion for 433 more megawatts from nuclear uprates at three plants in Ohio and Pennsylvania, and the upgrades could help keep them running 20 years past their licenses

The U.S. Energy Department offered Vistra up to $4.2 billion in loans for nuclear uprates at three plants in Ohio and Pennsylvania, adding 433 MW of capacity and extending their operation by 20 years. The upgrades, supported by a power purchase agreement with Meta, aim to boost reliable energy supply and create jobs. Vistra plans to file for regulatory approvals starting in 2029, with construction beginning in 2026.