13D Filings
Gulfport Energy Corporation
GPOR
Amendment
Ownership

19.40%

Total Shares

3,739,920

Issuer CIK

874499

CUSIP

402635502

Event Date

Sep 3, 2025

Accepted

Sep 8, 2025, 09:36 PM

Reporting Persons (3)
Joint Filing

This is a joint filing. The reported shares may overlap between reporting persons and should not be summed.

NameType% of ClassAggregateSole VotingShared Voting
Silver Point Capital, L.P.
Investment Adviser
19.40%3,739,92003,739,920
Edward A. Mule
Individual
19.40%3,739,92003,739,920
Robert J. O'Shea
Individual
19.40%3,739,92003,739,920
Disclosure Items (4)

Security Title

Common Stock, par value $0.0001 per share

Issuer Name

Gulfport Energy Corporation

Issuer Address

713 Market Drive, Oklahoma City, OK, 73114

Item 4 is hereby supplemented as follows: On September 4, 2025, the Reporting Persons elected to convert 23,743 shares of Preferred Stock, representing all of the Preferred Stock beneficially owned by the Reporting Persons, into 1,741,150 shares of Common Stock following the Issuer's notice of redemption of the Preferred Stock.

Percentage of Class

The responses of the Reporting Persons to rows (7) through (13) of the cover pages of this Schedule 13D are incorporated herein by reference. The Reporting Persons currently beneficially own 3,739,920 shares of Common Stock. Percent ownership calculations in this Schedule 13D are calculated by using (a) 17,561,724 shares of Common Stock outstanding as of July 30, 2025, as disclosed in the Issuer's Form 10-Q filed with the SEC on August 6, 2025, plus (b) 1,741,150 shares of Common Stock issued upon the conversion of the 23,743 shares of Preferred Stock previously beneficially owned by the Reporting Persons. On September 5, 2025, the Issuer filed a Form 8-K with the SEC disclosing that, due to the conversion of shares held by Preferred Stock holders, approximately 2.1 million additional shares of Common Stock had become outstanding as of September 5, 2025, in which case, the Reporting Persons' beneficial ownership would have represented approximately 19.0% as of September 5, 2025.

Number of Shares

The responses of the Reporting Persons to rows (7) through (13) of the cover pages of this Schedule 13D are incorporated herein by reference.

Transactions

The disclosure in Item 4 herein is incorporated by reference.

Item 7 is hereby supplemented to add the following as exhibits: Exhibit 1 Joint Filing Agreement, dated as of September 8, 2025, by and among the Reporting Persons. Exhibit 2 Cooperation Agreement, dated as of May 17, 2021, by and among Gulfport Energy Corporation and Silver Point Capital, L.P. (incorporated herein by reference to Exhibit 10.3 of the Issuer's Form 8-K filed with the SEC on May 17, 2021). Exhibit 3 Power of Attorney of Edward A. Mule (incorporated herein by reference to Exhibit B to Schedule 13G filed by Silver Point Capital, L.P., Edward A. Mule and Robert O'Shea with the SEC on February 16, 2016 relating to TopBuild Corp.). Exhibit 4 Power of Attorney of Robert O'Shea (incorporated herein by reference to Exhibit C to Schedule 13G filed by Silver Point Capital, L.P., Edward A. Mule and Robert O'Shea with the SEC on February 16, 2016 relating to TopBuild Corp.). Exhibit 5 Registration Rights Agreement dated as of May 17, 2021, by and among the Issuer and the other parties signatory hereto (incorporated herein by reference to Exhibit 10.2 of the Issuer's Form 8-K filed with the SEC on May 17, 2021).

Gulfport Energy Corporation — Schedule 13D | 13D Filings