Margaret Montemayor Vistra Corp. (VST) insider trading activity

Margaret Montemayor is SVP, Chief Accountant of Vistra Corp.. Currently has a direct ownership of 17,932 shares of VST, which is worth approximately $3.13 Million. The most recent transaction as insider was on Nov 13, 2025, when has been sold 1,472 shares (Common Stock) at a price of $171.56 per share, resulting in proceeds of $252,536. This information was disclosed in a Form 4 filing with the Securities and Exchange Commission (SEC).

Shares Held (Direct Ownership) 17.9K

7.59% 3M change

1.55% 12M change

Total Value Held $3.13 Million

Margaret Montemayor Transaction History

Date	Transaction	Value	Shares Traded	Shares Held
Nov 13 2025	SELL Payment of exercise price or tax liability	$252,536 $171.56 p/Share	1,472 Reduced 7.59%	17,932 Common Stock
Mar 05 2025	SELL Payment of exercise price or tax liability	$49,986 $126.87 p/Share	394 Reduced 1.99%	19,404 Common Stock
Mar 05 2025	BUY Grant, award, or other acquisition	-	2,140 Added 9.75%	19,798 Common Stock
Nov 13 2024	SELL Payment of exercise price or tax liability	$167,275 $142.12 p/Share	1,177 Reduced 6.25%	17,658 Common Stock
Mar 05 2024	BUY Grant, award, or other acquisition	-	4,334 Added 18.71%	18,835 Common Stock
Nov 14 2023	BUY Grant, award, or other acquisition	-	14,534 Added 50.0%	14,534 Common Stock

Also insider at

PXD

PIONEER NATURAL RESOURCES CO Energy

VP & CAO