Diamondback Energy, Inc.·4

May 14, 4:02 PM ET

Zmigrosky Matt 4

4 · Diamondback Energy, Inc. · Filed May 14, 2026

Research Summary

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Diamondback (FANG) EVP Matt Zmigrosky Sells 5,000 Shares

What Happened Matt Zmigrosky, Executive Vice President and Chief Legal & Administrative Officer of Diamondback Energy (FANG), sold 5,000 shares on 2026-05-13. The shares were disposed at $200.10 each for total proceeds of $1,000,501. This was a sale (insider disposition), which is commonly a liquidity or diversification action and not necessarily a signal about the company’s outlook.

Key Details

  • Transaction date: 2026-05-13; reported on Form 4 filed 2026-05-14.
  • Price and amount: 5,000 shares at $200.10 per share; total proceeds $1,000,501.
  • Transaction type: Sale (code S) — reported as an open-market or private sale.
  • Shares owned after transaction: Not specified in the information provided (see the filed Form 4 for holdings).
  • Notes/footnotes: The filing does not indicate a 10b5-1 plan, tax withholding, or other special footnotes in the summary provided.
  • Timeliness: Filed within one business day of the transaction date; appears timely under Form 4 reporting rules.

Context Insider sales are common and can reflect personal financial planning rather than a view on company prospects. For retail investors, purchases by insiders tend to be more informative about confidence than routine sales; this single reported sale should be viewed as factual disclosure rather than a market signal. For full details (exact post-transaction holdings and any footnotes), review the official Form 4 filing (Accession: 0001539838-26-000083).

Insider Transaction Report

Form 4
Period: 2026-05-13
Zmigrosky Matt
EVP, Chief Legal and Admin Off
Transactions
  • Sale

    Common Stock

    2026-05-13$200.10/sh5,000$1,000,50151,392 total
Signature
/s/ Matt Zmigrosky|2026-05-14

Documents

1 file
  • 4
    wk-form4_1778788920.xmlPrimary

    FORM 4