Arcilia Acosta - 01 Jun 2026 Form 4 Insider Report for Magnolia Oil & Gas Corp (MGY)

Reporting relationship: Director
Issuer ticker: MGY
Reported as of: 01 Jun 2026
Net transaction value: $0
SEC form: 4
Accepted by SEC: 03 Jun 2026, 16:41:16 UTC
Prior SEC filing: 19 May 2026
Next SEC filing: 23 Jun 2026
Source filing: View source filing
Reporting owner signature: /s/ Timothy D. Yang , Attorney-in-Fact

Key filing fact

Arcilia Acosta filed Form 4 for Magnolia Oil & Gas Corp (MGY) on 03 Jun 2026.

Key facts

This page summarizes Arcilia Acosta's Form 4 filing for Magnolia Oil & Gas Corp (MGY).
1 reported transaction and 0 derivative rows are listed below.
Accepted by SEC: 03 Jun 2026, 16:41.

Change

Previous filing in this sequence was filed on 19 May 2026.
Current net transaction value: $0.

Research use

This tells you what this filing adds before you inspect full transaction and derivative tables.
You can trace every row back to the original SEC filing document.

Evidence

Filed on Form 4

Ownership activity is grounded in SEC Form 4 disclosures.

View source filing

Reporting Owners (1)

CIK 0001629039 Primary reporting owner

Acosta Arcilia

Relationship: Director
Address: C/O MAGNOLIA OIL & GAS CORPORATION, NINE GREENWAY PLAZA, SUITE 1300, HOUSTON
Signature: /s/ Timothy D. Yang , Attorney-in-Fact
Signature date: 03 Jun 2026

Reported non-derivative transactions

Shares, units, or other non-derivative securities reported in this filing.

MGY transaction

Class A Common Stock

Award

Transaction value
Shares: +72
Change %: +0.05%
Price: $0.000000^*
Shares after: 134,641
Date: 01 Jun 2026
Ownership: Direct
Footnotes: F1

^* marks a reported price that did not pass the local price check.

Additional SEC filing notes

Filing notes and footnotes

Explanation of responses 1 footnote

Footnote F1

Reflects additional fully-vested restricted stock units ("RSUs") issued under the Magnolia Oil & Gas Corporation Long Term Incentive Plan with respect to dividend equivalent rights on previously deferred RSUs held by the reporting person, in connection with the payment of cash dividends to holders of Class A common stock ("Class A Common Stock") of Magnolia Oil & Gas Corporation on June 1, 2026. Each RSU represents a contingent right to receive one share of Class A Common Stock.