Fin
Echo
Markets
Dashboard
Search
Fear & Greed
Tools
Watchlist
Budget
Context
Upcoming
Notifications
Upcoming
Research
News
Market Events
Economy
New
SEC Filings
Finecho Content
New
Fin
Echo
Markets
Dashboard
Search
Fear & Greed
Tools
Watchlist
Budget
Context
Upcoming
Notifications
Upcoming
Research
News
Market Events
Economy
New
SEC Filings
Finecho Content
New
MONTEMAYOR MARGARET
Private
CIK: 1602114
Location
IRVING, TX
Insider Of
2
Name & Role
Position
Tenure
Holdings
PIONEER NATURAL RESOURCES CO
VP & CAO
Since Dec 2018
—
VISTRA CORP.
SVP, Chief Accounting Officer
Since Mar 2026
—
PIONEER NATURAL RESOURCES CO
Position
VP & CAO
Tenure
Since Dec 2018
Holdings
—
VISTRA CORP.
Position
SVP, Chief Accounting Officer
Tenure
Since Mar 2026
Holdings
—