Matt Zmigrosky Sells $781K of Diamondback Energy Inc (FANG) — SEC Form 4, Mar 19, 2026

Open-Market Net Sale · SEC Form 4

−$781,293

Equity position changed by -6.8%

Reporting Owner

Matt Zmigrosky

EVP

TXN 2026-03-18 · FILED 2026-03-19

Equity Position 56.4K sh 60,493 → 56,392

Equity Change -6.8% shares held after vs before

Filing Lag 1 business day within 2-day SEC deadline

Form 4 · Statement of Changes in Beneficial Ownership

Diamondback Energy Inc

FANG CIK 0001539838

Reporting Owner

Name	Relationship
Matt Zmigrosky CIK 0001767328	EVP

Matt Zmigrosky at Diamondback Energy Inc Full insider history

Bought (12 mo) —

Sold (12 mo) $8,903,779

More from this insider at Diamondback Energy Inc

Non-Derivative Securities Transactions

Title	Date	Type	Shares	Price	Net Total	Post-Txn	Ownership
Common StockF1	2026-03-18	S - Sale	4,101 D	$190.51	-$781,293	56,392	Direct

Footnotes (1)

F1: The price reported in Column 4 is a weighted average sale price. These shares were sold in multiple transactions at prices ranging from $190.48 per share to $190.68 per share, inclusive. The reporting person undertakes to provide to Diamondback Energy, Inc., any security holder of Diamondback Energy, Inc., or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote. Show more

Institutional Holders

Largest by reported value

5%+ Holders · 13D/G 3 filers

Latest Schedule 13D/G per filer; stakes the filer reported closed are left out.

Other insiders at Diamondback Energy Inc

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