MONTEMAYOR MARGARET

PrivateCIK: 1602114
Location

IRVING, TX

Senior insider sale

SVP, Chief Accounting Officer at VISTRA CORP. — senior position signals high conviction

$824.8K

5K shares

What this filing means

MONTEMAYOR MARGARET plans to sell 5K shares of VISTRA CORP. valued at approximately $824.8K. Form 144 is a notice of intent to sell restricted or control securities — not a mandatory transaction. This filing provides advance warning of potential selling pressure.

InsiderMONTEMAYOR MARGARETCIK 1602114
IssuerVISTRA CORP.CIK 1692819
Officer· SVP, Chief Accounting Officer
Since Mar 2026
5K
Shares to sell
$824.8K
Approx. market value
5K
Acquired (3 months)
1
Planned
Securities Acquired — Last 3 Months3
Sort

Restricted Stock Vesting

Compensation

11/13/2025
357.00

Restricted Stock Vesting

Compensation

3/5/2025
987.00

Restricted Stock Vesting

Compensation

11/13/2024
3.66K
Total acquired5K
Planned & Completed Dispositions1
Sort
NYSEPlanned

Units to sell

5K

Market value

$824.8K

5/27/2026
Total

Units

5K

Value

$824.8K

MONTEMAYOR MARGARET — Planned Insider Sale (Form 144) | Finecho