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FANGDiamondback Energy

Matt Zmigrosky

EVP, Chief Legal and Admin Off at Diamondback Energy, as of Sep 17, 2026Sold $8.9M of stock in the past 12 months: 100% with no plan disclosed.

Updated Oct 15, 2026 from SEC filings · covers Oct 16, 2025 to Oct 15, 2026
37K
shares held after the latest filing, Diamondback Energy
Vested shares reported on Forms 3, 4 and 5 only. Not the insider's whole wealth.
47K
shares sold, past 12 months
8
days with sales
$3.8M
largest single day, Mar 13, 2026
1
company filed for

Share of stake sold at Diamondback Energy is not shown: most of their shares vested during the period, so a percentage would mislead. Why

Selling by month

Oct 2025 to Oct 2026. Each sale is counted once: under a disclosed plan, else to cover taxes, else no plan disclosed.

No plan disclosedOne dollar scale for every month; the tallest bar is labeled
OctNov 2025: $519K no plan disclosedNovDecJanFebMar 2026: $4.5M no plan disclosed$4.5MMarAprMay 2026: $1.0M no plan disclosedMayJun 2026: $2.1M no plan disclosedJunJulAug 2026: $507K no plan disclosedAugSep 2026: $282K no plan disclosedSepOct

Pattern

What the filings show, past 12 months. Nothing here rates or predicts.

Roles from filings

Every company we track where this person has filed, newest filing first.

CompanyTitleFirst filingLatest filing
Diamondback Energy (FANG)EVP, Chief Legal and Admin OffMar 5, 2019Sep 17, 2026

Recent filings

The last 5 days with transactions, newest first, one line per trade date. Each number links to an SEC filing.

This page shows only what this person reported on SEC ownership filings. See the methodology. Spotted something wrong? Report an error.