MGY files Form 144 for proposed common sale

Magnolia Oil & Gas (MGY) submitted a Form 144 notice reporting a proposed sale of common securities, listing 559,930.00 in the securities table and showing 183,152,540 as a related figure with an entry date of 03/09/2026.

Rhea-AI Filing Summary

Magnolia Oil & Gas (MGY) submitted a Form 144 notice reporting a proposed sale of common securities, listing 559,930.00 in the securities table and showing 183,152,540 as a related figure with an entry date of 03/09/2026. The filing names RBC Capital Markets LLC and references multiple prior compensation-related entries dated 05/04/2022, 05/03/2023, and 05/03/2024.

Insights

Securities Compliance Analyst

Routine Form 144 notice listing proposed common securities sale.

The entry lists 559,930.00 under securities to be sold and shows 183,152,540 as an associated number, with 03/09/2026 and NYSE noted. The broker named is RBC Capital Markets LLC.

As a filing of proposed sales, this is administrative disclosure required under Section 144; cash-flow treatment and definitive sale timing are not stated in the excerpt. Subsequent transaction reports (Forms 4 or trade confirmations) would show completed sales and exact proceeds.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does MGY's Form 144 filed 03/09/2026 report?

It reports a proposed sale of common securities, listing 559,930.00 and a related figure of 183,152,540, and names RBC Capital Markets LLC. The filing date shown is 03/09/2026.

Does the Form 144 show who will broker the sale for MGY?

Yes. The filing lists RBC Capital Markets LLC with an address entry in Minneapolis. No additional broker instructions or pricing details are included in the excerpt.

Are the proposed sale amounts in MGY's Form 144 final?

No. Form 144 is a notice of proposed sales; the excerpt lists 559,930.00 as the reported amount, but it does not confirm completed transactions or proceeds received.

Do the dates 05/04/2022, 05/03/2023, and 05/03/2024 matter in MGY's filing?

Those dates appear tied to prior compensation-related entries in the securities table. They document past award or compensation grant dates referenced alongside the Form 144 notice.

Will MGY report the actual sale proceeds from this Form 144?

Actual sale proceeds and completion details would appear in subsequent transaction reports (such as Form 4) or in broker sale confirmations; the provided excerpt does not state proceeds or execution status.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 03/09/2026 - 02:38 PM Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001629039
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	Magnolia Oil & Gas Corp
SEC File Number	001-38083
Address of Issuer	NINE GREENWAY PLAZA SUITE 1300 HOUSTON TEXAS 77046
Phone	713-842-9050
Name of Person for Whose Account the Securities are To Be Sold	Acosta Arcilia
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Director

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
COMMON	RBC CAPITAL MARKETS LLC 250 Nicollet Mall Suite 1700 Minneapolis MN 55401	19235	559930.00	183152540	03/09/2026	NYSE

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
COMMON	05/04/2022	COMPENSATION	ISSUER			11522	05/04/2022	NA
COMMON	05/03/2023	COMPENSATION	ISSUER			196	05/03/2023	NA
COMMON	05/03/2024	COMPENSATION	ISSUER			7517	05/03/2024	NA

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Nothing to Report

144: Remarks and Signature

Remarks
Date of Notice	03/09/2026
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	POA Jeffrey J. Kapala
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)