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M 10b5-1 Plan

$ Value

$87K

Shares

4,400

Price

$20

Filed

Sep 12

Insider

Name

BURKE JAMES A

Title

President and CEO

CIK

0001268406

Roles

Director Officer

Transaction Details

Transaction Date

2025-09-10

Code

M

Table

Non-Derivative

Ownership

Direct

Equity Swap

No

Shares After

216,382

Footnotes

This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person on June 12, 2025. | Includes an aggregate of approximately (i) 1,232 shares sold for the cashless exercise of the stock options; and (ii) 6,441 shares sold to pay taxes in connection with the exercise of the stock options. | Includes an aggregate of approximately (i) 427 shares sold for the cashless exercise of the stock options; and (ii) 1,565 shares sold to pay taxes in connection with the exercise of the stock options. | Represents a weighted-average price. These shares were sold in multiple transactions at prices ranging from $203.190 to $203.595, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range. | Includes an aggregate of approximately (i) 3,203 shares sold for the cashless exercise of the stock options; and (ii) 16,728 shares sold to pay taxes in connection with the exercise of the stock options. | Represents a weighted-average price. These shares were sold in multiple transactions at prices ranging from $208.11 to $208.78, inclusive. For all transactions reported in this Form 4 utilizing a weighted-average price, the reporting person will provide to the issuer, any security holder of the issuer, or the SEC staff, upon request, information regarding the number of shares sold at each price within the range. | The options vested in four equal annual installments beginning October 3, 2017. | The options vested 50% 4 years from the grant date with the remaining 50% vesting 5 years from the grant date.

Filing Info

Accession No.

0001268406-25-000005

Form Type

4

Issuer CIK

0001692819

BURKE JAMES A's History

Date Ticker Type Value
2026-03-05 VST A $0
2026-03-05 VST F $1.6M
2026-02-24 VST A $54.9M
2026-02-24 VST F $21.5M
2026-02-24 VST F $2.4M
2025-12-12 VST M $389K
2025-12-12 VST M $0
2025-12-12 VST M $389K
2025-12-12 VST M $0
2025-12-11 VST M $312K

Other Insiders at VST (90d)

Insider Bought Sold Last
BURKE JAMES A
President and CEO
2026-03-05
Montemayor Margaret
SVP, Chief Accounting Officer
2026-03-05
Dore Stacey H
EVP & Chief Strategy Officer
2026-03-05
Kirby Carrie Lee
EVP and Chief Admin. Officer
2026-02-24
Moore Stephanie Zapata
EVP and General Counsel
$1.6M 2026-03-09
HUDSON SCOTT A
EVP & President Vistra Retail
2026-03-05
Moldovan Kristopher E.
EVP and CFO
2026-03-05