Updated Jul 16, 2026
Montemayor Margaret has filed 2 SEC Form 4 filings across 1 company in the last 90 days — selling. Lifetime open-market sales: $1.56M.
| Date | Ticker | Company | Code | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-06-04 | VST | Vistra Corp. | S — Open-market sale | 4.6K | $160.00 | $736K |
| 2026-05-29 | VST | Vistra Corp. | S — Open-market sale | 5.0K | $164.96 | $825K |
| 2026-03-10 | VST | Vistra Corp. | F — Tax withholding / forfeiture | 561 | $167.40 | $94K |
| 2026-03-10 | VST | Vistra Corp. | A — Grant or award | 2.0K | $0.00 | |
| 2024-11-15 | VST | Vistra Corp. | F — Tax withholding / forfeiture | 1.2K | $142.12 | $167K |
Montemayor Margaret is a corporate insider — currently tracked as SVP, Chief Accounting Officer of Vistra Corp. (VST). InsiderAlpha tracks every SEC Form 4 filing in real time.
2 primary Form 4 filings in the last 90 days, covering 1 company.
Recorded transactions: 0 open-market purchases () and 2 open-market sales ($1.56M) across all tracked filings.
All Form 4 filings, transaction values, and 10b5-1 plan flags are listed on this page and updated in real time as new SEC EDGAR filings are processed.
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