GPOR / Gulfport Energy Corporation - Pengajuan SECLaporan Tahunan, Pernyataan Proksi

Gulfport Energy Corporation
US ˙ NYSE ˙ US4026355028

Mga Batayang Estadistika
LEI 549300FJX18IDUFPHD40
CIK 874499
SEC Filings
All companies that sell securities in the United States must register with the Securities and Exchange Commission (SEC) and file reports on a regular basis. These reports include company annual reports (10K, 10Q), news updates (8K), investor presentations (found in 8Ks), insider trades (form 4), ownership reports (13D, and 13G), and reports related to the specific securities sold, such as registration statements and prospectus. This page shows recent SEC filings related to Gulfport Energy Corporation
SEC Filings (Chronological Order)
Halaman ini menyediakan daftar lengkap dan kronologis dari Pengajuan SEC, tidak termasuk pengajuan kepemilikan yang kami sediakan di tempat lain.
August 6, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 ☐ TRANSITION REPORT UNDER SE

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2025 OR ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-19514 Gulfport

August 5, 2025 EX-99.2

Three months and six months ended June 30, 2025 Supplemental Information of Gulfport Energy

Exhibit 99.2 Three months and six months ended June 30, 2025 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 4 Consolidated Statements of Income 6 Consolidated Balance Sheets 8 Consolidated Statement of Cash Flows 10 2025E Guidance 12 Derivatives 13 Non-GAAP Reconciliations 14 Definitions 14 Adjusted Net Income 15 Adjus

August 5, 2025 EX-99.1

2

Exhibit 99.1 Gulfport Energy Reports Second Quarter 2025 Financial and Operating Results OKLAHOMA CITY (August 5, 2025) Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) today reported financial and operating results for the three months ended June 30, 2025. Key Highlights ● Expanding stock repurchase authorization by 50% to $1.5 billion, which supports the preferred stock red

August 5, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 5, 2025 GULFPORT ENERGY CO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 5, 2025 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commission

May 29, 2025 S-3ASR

As filed with the Securities and Exchange Commission on May 29, 2025

As filed with the Securities and Exchange Commission on May 29, 2025 Registration No.

May 29, 2025 EX-FILING FEES

Filing Fee Table

Ex-Filing Fees CALCULATION OF FILING FEE TABLES S-3 Gulfport Energy Corporation Table 1: Newly Registered and Carry Forward Securities Line Item Type Security Type Security Class Title Notes Fee Calculation Rule Amount Registered Proposed Maximum Offering Price Per Unit Maximum Aggregate Offering Price Fee Rate Amount of Registration Fee Newly Registered Securities Fees to be Paid Equity Common stock, par value $0.

May 29, 2025 EX-4.2

Form of Subordinated Indenture

Exhibit 4.2 GULFPORT ENERGY CORPORATION, AS ISSUER AND THE SUBSIDIARY GUARANTORS NAMED HEREIN, AS SUBSIDIARY GUARANTORS TO [TRUSTEE’S NAME], AS TRUSTEE SUBORDINATED INDENTURE DATED AS OF , 20 TABLE OF CONTENTS ARTICLE ONE DEFINITIONS AND OTHER PROVISIONS OF GENERAL APPLICATION 1 SECTION 101 Definitions 1 SECTION 102 Compliance Certificates and Opinions 7 SECTION 103 Form of Documents Delivered to

May 29, 2025 EX-4.1

Form of Senior Indenture

Exhibit 4.1 GULFPORT ENERGY CORPORATION, AS ISSUER AND THE SUBSIDIARY GUARANTORS NAMED HEREIN, AS SUBSIDIARY GUARANTORS TO [TRUSTEE’S NAME], AS TRUSTEE SENIOR INDENTURE DATED AS OF , 20 TABLE OF CONTENTS Article One DEFINITIONS AND OTHER PROVISIONS OF GENERAL APPLICATION 1 Section 101 Definitions 1 Section 102 Compliance Certificates and Opinions 6 Section 103 Form of Documents Delivered to Truste

May 29, 2025 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities

Exhibit 22.1 SUBSIDIARY GUARANTORS OF GULFPORT ENERGY CORPORATION Name of Subsidiary Jurisdiction of Organization Gulfport LA, Inc. Delaware Grizzly Holdings, Inc. Delaware Gulfport Appalachia, LLC (formerly known as Gulfport Buckeye LLC) Delaware Gulfport Energy Operating Corporation Delaware Gulfport MidCon, LLC Delaware Mule Sky LLC Delaware Puma Resources, Inc. Delaware Westhawk Minerals LLC D

May 23, 2025 EX-3.1

Amendment to the Amended and Restated Certificate of Incorporation of Gulfport Energy Corporation.

Exhibit 3.1 CERTIFICATE OF AMENDMENT OF AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF GULFPORT ENERGY CORPORATION Gulfport Energy Corporation, a Delaware corporation (the “Corporation”), certifies as follows: 1. Article VII of the Amended and Restated Certificate of Incorporation of the Corporation is hereby amended by adding the following paragraph: “4. The personal liability of the office

May 23, 2025 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Financial Statements and Exhibits, Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 21, 2025 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commission Fi

May 15, 2025 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 14, 2025 GULFPORT ENERGY CORP

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): May 14, 2025 GULFPORT ENERGY CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-19514 86-3684669 (State or Other Jurisdiction of Incorporation) (Commissio

May 7, 2025 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 ☐ TRANSITION REPORT UNDER S

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2025 OR ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-19514 Gulfport

May 6, 2025 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 6, 2025 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commission Fil

May 6, 2025 EX-99.2

Three months ended March 31, 2025 Supplemental Information of Gulfport Energy

Exhibit 99.2 Three months ended March 31, 2025 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 3 Consolidated Statements of Income 4 Consolidated Balance Sheets 5 Consolidated Statement of Cash Flows 7 Reaffirmed 2025E Guidance 8 Derivatives 9 Non-GAAP Reconciliations 10 Definitions 10 Adjusted Net Income 11 Adjusted EB

May 6, 2025 EX-99.1

2

Exhibit 99.1 Gulfport Energy Reports First Quarter 2025 Financial and Operational Results OKLAHOMA CITY (May 6, 2025) Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) today reported financial and operational results for the three months ended March 31, 2025 and provided an update on its 2025 development plan and financial position. First Quarter 2025 and Recent Highlights ● D

April 15, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

April 2, 2025 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defin

April 2, 2025 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

March 14, 2025 PRE 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box: ☒ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

February 26, 2025 EX-10.30

-Based Restricted Stock Unit Award Agreement, dated as of January 1, 2024

Exhibit 10.30 GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN PERFORMANCE-BASED RESTRICTED STOCK UNIT AWARD AGREEMENT THIS AGREEMENT (the “Agreement”) is effective as of [●] (the “Grant Date”), by and between Gulfport Energy Corporation, a Delaware corporation (the “Company”), and [●] (the “Grantee”). The Company has adopted the Gulfport Energy Corporation 2021 Stock Incentive Plan (as amend

February 26, 2025 EX-10.29

Form of Director Restricted Stock Unit Award Agreement, dated as of May 24, 2023.

Exhibit 10.29 GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT THIS AGREEMENT (the “Agreement”) is effective as of [●] (the “Grant Date”), by and between Gulfport Energy Corporation, a Delaware corporation (the “Company”), and [●] (the “Grantee”). The Company has adopted the Gulfport Energy Corporation 2021 Stock Incentive Plan (as amended, modified or su

February 26, 2025 EX-10.28

Form of Non-Executive Restricted Stock Unit Award Agreement, dated as of May 24, 2023.

Exhibit 10.28 GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT THIS AGREEMENT (the “Agreement”) is effective as of [●] (the “Grant Date”), by and between Gulfport Energy Corporation, a Delaware corporation (the “Company”), and [●] (the “Grantee”). The Company has adopted the Gulfport Energy Corporation 2021 Stock Incentive Plan (as amended, modified or su

February 26, 2025 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2024 ☐ TRANSITION REPORT UNDER SECTIO

Table of Contents Index to Financial Statements UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 26, 2025 EX-10.33

Form of Director Restricted Stock Unit Award Agreement, dated as of May 23, 2024.

Exhibit 10.33 GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT THIS AGREEMENT (the “Agreement”) is effective as of [●] (the “Grant Date”), by and between Gulfport Energy Corporation, a Delaware corporation (the “Company”), and [●] (the “Grantee”). The Company has adopted the Gulfport Energy Corporation 2021 Stock Incentive Plan (as amended, modified or su

February 26, 2025 EX-19

nsider Trading Policy.

Exhibit 19 INSIDER TRADING POLICY GULFPORT ENERGY CORPORATION 1.PURPOSE Federal and state laws prohibit the purchase or sale of securities while possessing Material Nonpublic (“Insider”) information or the selective disclosure of such information to others who may trade securities. As part of your work or relationship with the Company, you may have access to Material Nonpublic information about Gu

February 26, 2025 EX-10.31

Form of Executive Restricted Stock Unit Award Agreement, dated as of February 29, 2024.

Exhibit 10.31 GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT THIS AGREEMENT (the “Agreement”) is effective as of [●] (the “Grant Date”), by and between Gulfport Energy Corporation, a Delaware corporation (the “Company”), and [●] (the “Grantee”). The Company has adopted the Gulfport Energy Corporation 2021 Stock Incentive Plan (as amended, modified or su

February 26, 2025 EX-21

Subsidiaries of the Registrant.

Exhibit 21 SUBSIDIARIES OF GULFPORT ENERGY CORPORATION Name of Subsidiary Jurisdiction of Organization Gulfport Energy Operating Corporation Delaware Grizzly Holdings, Inc.

February 26, 2025 EX-10.34

Form of Performance-Based Restricted Stock Unit Award Agreement, dated as of January 1, 2025.

Exhibit 10.34 GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN PERFORMANCE-BASED RESTRICTED STOCK UNIT AWARD AGREEMENT THIS AGREEMENT (the “Agreement”) is effective as of [●] (the “Grant Date”), by and between Gulfport Energy Corporation, a Delaware corporation (the “Company”), and [●] (the “Grantee”). The Company has adopted the Gulfport Energy Corporation 2021 Stock Incentive Plan (as amend

February 26, 2025 EX-10.35

Form of Executive Restricted Stock Unit Award Agreement, dated as of February 2

Exhibit 10.35 GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT THIS AGREEMENT (the “Agreement”) is effective as of [●] (the “Grant Date”), by and between Gulfport Energy Corporation, a Delaware corporation (the “Company”), and [●] (the “Grantee”). The Company has adopted the Gulfport Energy Corporation 2021 Stock Incentive Plan (as amended, modified or su

February 26, 2025 EX-10.26

Form of Performance-Based Restricted Stock Unit Award Agreement, dated as of April 29, 2022.

Exhibit 10.26 GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN PERFORMANCE-BASED RESTRICTED STOCK UNIT AWARD AGREEMENT THIS AGREEMENT (the “Agreement”) is effective as of [●] (the “Grant Date”), by and between Gulfport Energy Corporation, a Delaware corporation (the “Company”), and [●] (the “Grantee”). The Company has adopted the Gulfport Energy Corporation 2021 Stock Incentive Plan (as amend

February 26, 2025 EX-10.23

ment Agreement between Gulfport Energy Corporation and Patrick Craine, effective March 1, 2023.

Exhibit 10.23 REMPLOYMENT AGREEMENT between GULFPORT ENERGY CORPORATION and PATRICK CRAINE Effective March 1, 2023 EMPLOYMENT AGREEMENT THIS AGREEMENT (this “Agreement”) is made effective March 1, 2023, between GULFPORT ENERGY CORPORATION, a Delaware corporation (the “Company”) and Patrick Craine, an individual (the “Executive”). WITNESSETH: WHEREAS, the Company desires to continue to retain the s

February 26, 2025 EX-10.32

Form of Non-Executive Restricted Stock Unit Award Agreement, dated as of February 29, 2024.

Exhibit 10.32 GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT THIS AGREEMENT (the “Agreement”) is effective as of [●] (the “Grant Date”), by and between Gulfport Energy Corporation, a Delaware corporation (the “Company”), and [●] (the “Grantee”). The Company has adopted the Gulfport Energy Corporation 2021 Stock Incentive Plan (as amended, modified or su

February 26, 2025 EX-10.25

Employment Agreement between Gulfport Energy Corporation and Michael Sluiter, effective March 1, 2023.

Exhibit 10.25 REMPLOYMENT AGREEMENT between GULFPORT ENERGY CORPORATION and MICHAEL SLUITER Effective March 1, 2023 EMPLOYMENT AGREEMENT THIS AGREEMENT (this “Agreement”) is made effective March 1, 2023, between GULFPORT ENERGY CORPORATION, a Delaware corporation (the “Company”) and Michael Sluiter, an individual (the “Executive”). WITNESSETH: WHEREAS, the Company desires to continue to retain the

February 26, 2025 EX-10.24

Employment Agreement between Gulfport Energy Corporation and

Exhibit 10.24 REMPLOYMENT AGREEMENT between GULFPORT ENERGY CORPORATION and Matthew Rucker Effective March 1, 2023 EMPLOYMENT AGREEMENT THIS AGREEMENT (this “Agreement”) is made effective March 1, 2023, between GULFPORT ENERGY CORPORATION, a Delaware corporation (the “Company”) and Matthew Rucker, an individual (the “Executive”). WITNESSETH: WHEREAS, the Company desires to continue to retain the s

February 26, 2025 EX-10.36

Form of Non-Executive Restricted Stock Unit Award Agreement, dated as of February 2

Exhibit 10.36 GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT THIS AGREEMENT (the “Agreement”) is effective as of [●] (the “Grant Date”), by and between Gulfport Energy Corporation, a Delaware corporation (the “Company”), and [●] (the “Grantee”). The Company has adopted the Gulfport Energy Corporation 2021 Stock Incentive Plan (as amended, modified or su

February 26, 2025 EX-99.1

Report of Netherland, Sewell & Associates, Inc

Exhibit 99.1 January 15, 2025 Mr. John Reinhart Gulfport Energy Corporation 713 Market Drive Oklahoma City, Oklahoma 73114 Dear Mr. Reinhart: In accordance with your request, we have audited the estimates prepared by Gulfport Energy Corporation (Gulfport), as of December 31, 2024, of the proved reserves and future revenue to the Gulfport interest in certain oil and gas properties located in Ohio,

February 26, 2025 EX-10.27

Form of Performance-Based Restricted Stock Unit Award Agreement, dated as of January 1, 2023.

Exhibit 10.27 GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN PERFORMANCE-BASED RESTRICTED STOCK UNIT AWARD AGREEMENT THIS AGREEMENT (the “Agreement”) is effective as of [●] (the “Grant Date”), by and between Gulfport Energy Corporation, a Delaware corporation (the “Company”), and [●] (the “Grantee”). The Company has adopted the Gulfport Energy Corporation 2021 Stock Incentive Plan (as amend

February 25, 2025 EX-99.1

Natural Gas

Exhibit 99.1 Gulfport Energy Reports Fourth Quarter and Full Year 2024 Financial and Operating Results and Provides 2025 Operational and Financial Guidance OKLAHOMA CITY (February 25, 2025) Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) today reported financial and operating results for the three and twelve months ended December 31, 2024 and provided its 2025 outlook. Full

February 25, 2025 EX-99.2

Year ended December 31, 2024 Supplemental Information of Gulfport Energy

Exhibit 99.2 Year ended December 31, 2024 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 4 Consolidated Statements of Income 6 Consolidated Balance Sheets 8 Consolidated Statement of Cash Flows 10 2025E Guidance 12 Derivatives 13 Non-GAAP Reconciliations 14 Definitions 15 Adjusted Net Income 16 Adjusted EBITDA 18 Adjus

February 25, 2025 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 25, 2025 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commissi

February 10, 2025 EX-99

JOINT FILING AGREEMENT

JOINT FILING AGREEMENT The undersigned hereby agree that this Schedule 13G (the “Schedule 13G”) with respect to the common stock of Gulfport Energy Corporation is, and any additional amendment thereto signed by each of the undersigned shall be, filed on behalf of each undersigned pursuant to and in accordance with the provisions of 13d-1(k) under the Securities Exchange Act of 1934, as amended, and that all subsequent amendments to the Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint filing agreements.

December 23, 2024 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): December 19, 2024 GULFPORT ENERGY CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-19514 86-3684669 (State or Other Jurisdiction of Incorporation) (Comm

December 20, 2024 EX-99.1

AGREEMENT REGARDING THE JOINT FILING OF SCHEDULE 13D

Exhibit 1 AGREEMENT REGARDING THE JOINT FILING OF SCHEDULE 13D The undersigned hereby agree as follows: (i) Each of them is individually eligible to use the Schedule 13D to which this Exhibit is attached, and such Schedule 13D is filed on behalf of each of them; and (ii) Each of them is responsible for the timely filing of such Schedule 13D and any amendments thereto, and for the completeness and accuracy of the information concerning such person contained therein; but none of them is responsible for the completeness or accuracy of the information concerning the other persons making the filing, unless such person knows or has reason to believe that such information is inaccurate.

November 26, 2024 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): November 21, 2024 GULFPORT ENERGY CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-19514 86-3684669 (State or Other Jurisdiction of Incorporation) (Comm

November 25, 2024 EX-99.1

AGREEMENT REGARDING THE JOINT FILING OF SCHEDULE 13D

EX-99.1 2 d835481dex991.htm EX-99.1 Exhibit 1 AGREEMENT REGARDING THE JOINT FILING OF SCHEDULE 13D The undersigned hereby agree as follows: (i) Each of them is individually eligible to use the Schedule 13D to which this Exhibit is attached, and such Schedule 13D is filed on behalf of each of them; and (ii) Each of them is responsible for the timely filing of such Schedule 13D and any amendments th

November 25, 2024 SC 13D/A

GPOR / Gulfport Energy Corporation / Silver Point Capital L.P. - SC 13D/A Activist Investment

SC 13D/A 1 d835481dsc13da.htm SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No. 10)* Gulfport Energy Corporation (Name of Issuer) Common Stock, par value $0.0001 per share (Title of Class of Securities) 402635502 (CUSIP Number) Steven Weiser Silver Point Capital, L.P. 2 Greenwich Plaza

November 8, 2024 SC 13G/A

GPOR / Gulfport Energy Corporation / WELLINGTON MANAGEMENT GROUP LLP - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1 )* Gulfport Energy Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 402635502 (CUSIP Number) September 30, 2024 (Date of Event Which Requires Filing of this Statement) Check the appropria

November 8, 2024 EX-99

JOINT FILING AGREEMENT

JOINT FILING AGREEMENT The undersigned hereby agree that this Schedule 13G (the “Schedule 13G”) with respect to the common stock of Gulfport Energy Corporation is, and any additional amendment thereto signed by each of the undersigned shall be, filed on behalf of each undersigned pursuant to and in accordance with the provisions of 13d-1(k) under the Securities Exchange Act of 1934, as amended, and that all subsequent amendments to the Schedule 13G shall be filed on behalf of each of the undersigned without the necessity of filing additional joint filing agreements.

November 6, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 ☐ TRANSITION REPORT UND

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2024 OR ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-19514 Gulf

November 5, 2024 EX-99.2

Three months and nine months ended September 30, 2024 Supplemental Information of Gulfport Energy

Exhibit 99.2 Three months and nine months ended September 30, 2024 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 4 Consolidated Statements of Income 6 Consolidated Balance Sheets 8 Consolidated Statement of Cash Flows 10 Updated 2024E Guidance 12 Derivatives 13 Non-GAAP Reconciliations 14 Definitions 15 Adjusted Net I

November 5, 2024 EX-99.1

2

Exhibit 99.1 Gulfport Energy Reports Third Quarter 2024 Financial and Operating Results and Expands Common Stock Repurchase Authorization by 54% to $1.0 Billion OKLAHOMA CITY (November 5, 2024) Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) today reported financial and operating results for the three months ended September 30, 2024 and provided an update on its 2024 develop

November 5, 2024 8-K

Regulation FD Disclosure, Results of Operations and Financial Condition, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 5, 2024 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commissio

September 26, 2024 EX-2.01.SCH

XBRL SCHEMA FILE

U.S Department of Interior (Office of Natural Resources Revenue) [Member] U.S Department of Interior (Office of Natural Resources Revenue) Ohio [Member] Ohio Oklahoma [Member] Oklahoma Oil and Natural Gas [Member] Oil and Natural Gas Exploration and Production [Member] Exploration and Production UNITED STATES

September 26, 2024 SD

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT Gulfport Energy Corporation (Exact name of the registrant as specified in its charter)

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM SD SPECIALIZED DISCLOSURE REPORT Gulfport Energy Corporation (Exact name of the registrant as specified in its charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation or organization) (Commission File Number) (I.R.S. Employer Identification No.) 713 Market Drive, Oklahoma City, Oklahoma 73114

September 26, 2024 EX-2

Disclosure of payments by resource extraction issuer for the fiscal year ended December 31, 2023

Exhibit 2.01 Resource Extraction Payment Report This exhibit to Form SD presents payments made by Gulfport Energy Corporation (“Gulfport”) to the U.S. federal government for the purpose of commercial development of oil and natural gas during the year ended December 31, 2023. Payments Payments are disclosed on a cash basis, according to the year during which the payment was made. Currency All payme

September 26, 2024 EX-2.01.INS

XBRL INSTANCE FILE

0000874499 2023-01-01 2023-12-31 0000874499 1 2023-01-01 2023-12-31 0000874499 2 2023-01-01 2023-12-31 0000874499 gpor:OhioMember 2023-01-01 2023-12-31 0000874499 gpor:OklahomaMember 2023-01-01 2023-12-31 0000874499 gpor:USDepartmentOfInteriorOfficeOfNaturalResourcesRevenueMember 2023-01-01 2023-12-31 iso4217:USD 2.

September 23, 2024 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): September 19, 2024 GULFPORT ENERGY CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-19514 86-3684669 (State or Other Jurisdiction of Incorporation) (Com

September 23, 2024 EX-99.1

AGREEMENT REGARDING THE JOINT FILING OF SCHEDULE 13D

EX-99.1 2 d863265dex991.htm EX-99.1 Exhibit 1 AGREEMENT REGARDING THE JOINT FILING OF SCHEDULE 13D The undersigned hereby agree as follows: (i) Each of them is individually eligible to use the Schedule 13D to which this Exhibit is attached, and such Schedule 13D is filed on behalf of each of them; and (ii) Each of them is responsible for the timely filing of such Schedule 13D and any amendments th

September 23, 2024 SC 13D/A

GPOR / Gulfport Energy Corporation / Silver Point Capital L.P. - SC 13D/A Activist Investment

SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

September 16, 2024 EX-4.1

bsidiary guarantors party thereto and UMB Bank, National Association, as trustee.

Exhibit 4.1 Execution Version Gulfport Energy Operating Corporation Issuer 6.750% Senior Notes due 2029 INDENTURE Dated as of September 13, 2024 UMB Bank, National Association Trustee TABLE OF CONTENTS Page Article 1 Definitions and Incorporation by Reference 1 Section 1.01 Definitions 1 Section 1.02 Other Definitions 38 Section 1.03 Trust Indenture Act 39 Section 1.04 Rules of Construction 39 ART

September 16, 2024 EX-10.1

Commitment Increase, Borrowing Base Reaffirmation Agreement and Fourth Amendment to Credit Agreement dated September 12, 2024.

Exhibit 10.1 Execution Version COMMITMENT INCREASE, BORROWING BASE REAFFIRMATION AGREEMENT, AND FOURTH AMENDMENT TO CREDIT AGREEMENT THIS COMMITMENT INCREASE, BORROWING BASE REAFFIRMATION AGREEMENT, AND FOURTH AMENDMENT TO CREDIT AGREEMENT (this “Amendment”), dated as of September 12, 2024, is entered into among Gulfport Energy Operating Corporation, a Delaware corporation (the “Borrower”); Gulfpo

September 16, 2024 8-K

Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 12, 2024 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commiss

September 3, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 3, 2024 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commissi

September 3, 2024 EX-99.2

Gulfport Energy Announces Tender Offer for Its 8.0% Senior Notes Due 2026

Exhibit 99.2 Gulfport Energy Announces Tender Offer for Its 8.0% Senior Notes Due 2026 September 3, 2024 OKLAHOMA CITY-(BUSINESS WIRE)- Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) announced today that Gulfport Energy Operating Corporation (“Gulfport Operating”), a wholly owned subsidiary of Gulfport, commenced a cash tender offer (the “Tender Offer”) to purchase any and

September 3, 2024 EX-99.1

Gulfport Energy Announces Private Offering of $500 Million of Senior Notes

Exhibit 99.1 Gulfport Energy Announces Private Offering of $500 Million of Senior Notes September 3, 2024 OKLAHOMA CITY-(BUSINESS WIRE)- Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) announced today that Gulfport Energy Operating Corporation (“Gulfport Operating”), a wholly owned subsidiary of Gulfport, intends to offer $500 million aggregate principal amount of Senior Not

August 7, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 ☐ TRANSITION REPORT UNDER SE

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2024 OR ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-19514 Gulfport

August 6, 2024 EX-99.1

2

Exhibit 99.1 Gulfport Energy Reports Second Quarter 2024 Financial and Operating Results OKLAHOMA CITY (August 6, 2024) Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) today reported financial and operating results for the three months ended June 30, 2024 and provided an update on its 2024 development plan and financial guidance. Second Quarter 2024 and Recent Highlights ● D

August 6, 2024 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 6, 2024 GULFPORT ENERGY CO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 6, 2024 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commission

August 6, 2024 EX-99.2

Three months and six months ended June 30, 2024 Supplemental Information of Gulfport Energy

Exhibit 99.2 Three months and six months ended June 30, 2024 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 4 Consolidated Statements of Income 6 Consolidated Balance Sheets 8 Consolidated Statement of Cash Flows 10 Updated 2024E Guidance 12 Derivatives 13 Non-GAAP Reconciliations 14 Definitions 15 Adjusted Net Income

May 29, 2024 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 22, 2024 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commission Fi

May 1, 2024 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 ☐ TRANSITION REPORT UNDER S

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2024 OR ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-19514 Gulfport

April 30, 2024 EX-99.2

Three months ended March 31, 2024 Supplemental Information of Gulfport Energy

Exhibit 99.2 Three months ended March 31, 2024 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 3 Consolidated Statements of Income 4 Consolidated Balance Sheets 5 Consolidated Statement of Cash Flows 7 2024E Guidance 8 Derivatives 9 Non-GAAP Reconciliations 10 Definitions 11 Adjusted Net Income 12 Adjusted EBITDA 13 Adj

April 30, 2024 EX-99.1

2

Exhibit 99.1 Gulfport Energy Reports First Quarter 2024 Financial and Operational Results OKLAHOMA CITY (April 30, 2024) Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) today reported financial and operational results for the three months ended March 31, 2024 and provided an update on its 2024 development plan and financial position. First Quarter 2024 and Recent Highlights

April 30, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): April 30, 2024 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commission

April 12, 2024 SC 13G/A

GPOR / Gulfport Energy Corporation / MACKAY SHIELDS LLC - MACKAY SHIELDS LLC Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 4)* Gulfport Energy Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 402635502 (CUSIP Number) April 12, 2024 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which thi

April 5, 2024 DEF 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defin

April 5, 2024 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ Defin

March 21, 2024 SC 13D/A

GPOR / Gulfport Energy Corporation / Silver Point Capital L.P. - SC 13D/A Activist Investment

SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

March 21, 2024 EX-99.1

AGREEMENT REGARDING THE JOINT FILING OF SCHEDULE 13D

EX-99.1 2 d798127dex991.htm EX-99.1 Exhibit 1 AGREEMENT REGARDING THE JOINT FILING OF SCHEDULE 13D The undersigned hereby agree as follows: (i) Each of them is individually eligible to use the Schedule 13D to which this Exhibit is attached, and such Schedule 13D is filed on behalf of each of them; and (ii) Each of them is responsible for the timely filing of such Schedule 13D and any amendments th

February 28, 2024 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2023 ☐ TRANSITION REPORT UNDER SECTIO

Table of Contents Index to Financial Statements UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

February 28, 2024 EX-99.1

Report of Netherland, Sewell & Associates, Inc

Exhibit 99.1 January 23, 2024 Mr. John Reinhart Gulfport Energy Corporation 713 Market Drive Oklahoma City, Oklahoma 73114 Dear Mr. Reinhart: In accordance with your request, we have estimated the proved reserves and future revenue, as of December 31, 2023, to the Gulfport Energy Corporation (Gulfport) interest in certain oil and gas properties located in Ohio, Oklahoma, Pennsylvania, and West Vir

February 28, 2024 EX-97.1

Clawback Policy.

Exhibit 97.1 CLAWBACK POLICY GULFPORT ENERGY CORPORATION PURPOSE Gulfport Energy Corporation, a Delaware corporation (the “Company”), believes that it is in the best interests of the Company and its shareholders to create and maintain a culture that emphasizes integrity and accountability and that reinforces the Company’s pay-for-performance compensation philosophy. The Company’s Board of Director

February 28, 2024 EX-21

Subsidiaries of the Registrant.

Exhibit 21 SUBSIDIARIES OF GULFPORT ENERGY CORPORATION Name of Subsidiary Jurisdiction of Organization Gulfport Energy Operating Corporation Delaware Grizzly Holdings, Inc.

February 28, 2024 EX-10.24

Form of Performance-Based Restricted Stock Unit Award Agreement, dated as of February 27, 2024

Exhibit 10.24 GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN PERFORMANCE-BASED RESTRICTED STOCK UNIT AWARD AGREEMENT THIS AGREEMENT (the “Agreement”) is effective as of [●] (the “Grant Date”), by and between Gulfport Energy Corporation, a Delaware corporation (the “Company”), and [●] (the “Grantee”). The Company has adopted the Gulfport Energy Corporation 2021 Stock Incentive Plan (as amend

February 27, 2024 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 27, 2024 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commissi

February 27, 2024 EX-99.1

Oil (MMBbl)

Exhibit 99.1 Gulfport Energy Reports Fourth Quarter and Full Year 2023 Financial and Operating Results and Provides 2024 Operational and Financial Guidance OKLAHOMA CITY (February 27, 2024) Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) today reported financial and operating results for the three and twelve months ended December 31, 2023 and provided its 2024 outlook. Fourt

February 27, 2024 EX-99.2

Year ended December 31, 2023 Supplemental Information of Gulfport Energy

Exhibit 99.2 Year ended December 31, 2023 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 4 Consolidated Statements of Income 6 Consolidated Balance Sheets 8 Consolidated Statement of Cash Flows 10 2024E Guidance 12 Derivatives 13 Non-GAAP Reconciliations 14 Definitions 15 Adjusted Net Income 16 Adjusted EBITDA 18 Adjus

February 8, 2024 SC 13G

GPOR / Gulfport Energy Corporation / WELLINGTON MANAGEMENT GROUP LLP - SEC SCHEDULE 13G Passive Investment

SC 13G 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Gulfport Energy Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 402635502 (CUSIP Number) December 29, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate bo

January 11, 2024 SC 13G/A

GPOR / Gulfport Energy Corporation / MACKAY SHIELDS LLC - MACKAY SHIELDS LLC Passive Investment

SC 13G/A 1 gpora310224.htm MACKAY SHIELDS LLC UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 3)* Gulfport Energy Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 402635502 (CUSIP Number) December 31, 2023 (Date of Event which Requires Filing of this Statement) Check the appropriat

January 11, 2024 SC 13G/A

GPOR / Gulfport Energy Corporation / MACKAY SHIELDS LLC - MACKAY SHIELDS LLC Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 2)* Gulfport Energy Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 402635502 (CUSIP Number) (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is f

December 14, 2023 EX-1.1

Underwriting Agreement, dated as of December 11, 2023, among the Company, certain stockholders of the Company named therein and J.P. Morgan Securities LLC.

Exhibit 1.1 EXECUTION VERSION GULFPORT ENERGY CORPORATION 653,464 Shares of Common Stock Underwriting Agreement December 11, 2023 J.P. Morgan Securities LLC 383 Madison Avenue New York, New York 10179 Ladies and Gentlemen: The MainStay MacKay High Yield Corporate Bond Fund and The MainStay VP High Yield Corporate Bond Portfolio (each, a “MacKay Selling Stockholder” and collectively, the “MacKay Se

December 14, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): December 11, 2023 GULFPORT ENERGY

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): December 11, 2023 GULFPORT ENERGY CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-19514 86-3684669 (State or Other Jurisdiction of Incorporation) (Comm

December 13, 2023 EX-99.6

FORM OF LOCK-UP AGREEMENT

EX-99.6 3 d501920dex996.htm EX-99.6 Exhibit 6 FORM OF LOCK-UP AGREEMENT , 20 J.P. Morgan Securities LLC 383 Madison Avenue New York, NY 10179 Re: GULFPORT ENERGY CORPORATION — Public Offering Ladies and Gentlemen: The undersigned understands that you, as the Underwriter, propose to enter into an underwriting agreement (the “Underwriting Agreement”) with Issuer, a Delaware corporation (the “Company

December 13, 2023 SC 13D/A

GPOR / Gulfport Energy Corp. (New) / Silver Point Capital L.P. - SC 13D/A Activist Investment

SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

December 13, 2023 EX-99.1

AGREEMENT REGARDING THE JOINT FILING OF SCHEDULE 13D

EX-99.1 2 d501920dex991.htm EX-99.1 Exhibit 1 AGREEMENT REGARDING THE JOINT FILING OF SCHEDULE 13D The undersigned hereby agree as follows: (i) Each of them is individually eligible to use the Schedule 13D to which this Exhibit is attached, and such Schedule 13D is filed on behalf of each of them; and (ii) Each of them is responsible for the timely filing of such Schedule 13D and any amendments th

December 12, 2023 424B4

653,464 shares Gulfport Energy Corporation Common Stock

Filed Pursuant to Rule 424(b)(4) Registration Number 333-264674 PROSPECTUS SUPPLEMENT (To Prospectus dated May 4, 2022) 653,464 shares Gulfport Energy Corporation Common Stock The selling stockholders identified in this prospectus supplement (the “Selling Stockholders”) are offering 653,464 shares of common stock, $0.

December 11, 2023 424B3

Subject to Completion Preliminary Prospectus Supplement dated December 11, 2023

Filed Pursuant to Rule 424(b)(3) Registration Number 333-264674 The information in this preliminary prospectus supplement is not complete and may be changed.

December 6, 2023 SC 13D/A

GPOR / Gulfport Energy Corp. (New) / Silver Point Capital L.P. - SC 13D/A Activist Investment

SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

December 6, 2023 EX-99.1

AGREEMENT REGARDING THE JOINT FILING OF SCHEDULE 13D

EX-99.1 2 d646380dex991.htm EX-99.1 Exhibit 1 AGREEMENT REGARDING THE JOINT FILING OF SCHEDULE 13D The undersigned hereby agree as follows: (i) Each of them is individually eligible to use the Schedule 13D to which this Exhibit is attached, and such Schedule 13D is filed on behalf of each of them; and (ii) Each of them is responsible for the timely filing of such Schedule 13D and any amendments th

December 4, 2023 8-K

Regulation FD Disclosure

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): December 4, 2023 GULFPORT ENERGY CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-19514 86-3684669 (State or Other Jurisdiction of Incorporation) (Commi

November 8, 2023 SC 13G/A

GPOR / Gulfport Energy Corp. (New) / JPMORGAN CHASE & CO - FILING GULFPORT ENERGY CORPORATION Passive Investment

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 02)* Gulfport Energy Corporation (Name of Issuer) Common Stock, $0.0001 par value per share (Title of Class of Securities) 402635502 (CUSIP Number) October 31, 2023 (Date of Event Which Requires Filing of this Statement) Check the appropriate bo

November 1, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 ☐ TRANSITION REPORT UND

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2023 OR ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-19514 Gulf

October 31, 2023 EX-99.1

2

Exhibit 99.1 Gulfport Energy Reports Third Quarter 2023 Financial and Operating Results OKLAHOMA CITY (October 31, 2023) Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) today reported financial and operating results for the three months ended September 30, 2023 and provided an update on its 2023 development plan and financial guidance. Third Quarter 2023 and Recent Highlight

October 31, 2023 EX-99.2

Three months and nine months ended September 30, 2023 Supplemental Information of Gulfport Energy

Exhibit 99.2 Three months and nine months ended September 30, 2023 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 4 Consolidated Statements of Income 6 Consolidated Balance Sheets 8 Consolidated Statement of Cash Flows 10 Full Year 2023E Guidance 12 Derivatives 13 Non-GAAP Reconciliations 14 Definitions 15 Adjusted Net

October 31, 2023 EX-99.3

OKLAHOMA CITY

Exhibit 99.3 Gulfport Energy Achieves Grade “A” MiQ Certification for Appalachia Operations and Publishes 2023 Corporate Sustainability Report OKLAHOMA CITY (October 31, 2023) Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) today announced that it has achieved a grade “A” under the MiQ methane emissions standard for its natural gas production across the entirety of its Appal

October 31, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): October 31, 2023 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commissio

September 20, 2023 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): September 20, 2023 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commiss

September 20, 2023 EX-99.1

Gulfport Energy Expands Common Stock Repurchase Authorization by 63% to $650 Million

Exhibit 99.1 Gulfport Energy Expands Common Stock Repurchase Authorization by 63% to $650 Million OKLAHOMA CITY (September 20, 2023) Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) announced today that its board of directors expanded its common stock repurchase authorization by 63 percent to $650 million. This increased authorization extends the program through December 31,

September 8, 2023 EX-99.1

AGREEMENT REGARDING THE JOINT FILING OF SCHEDULE 13D

EX-99.1 2 d515357dex991.htm EX-99.1 Exhibit 1 AGREEMENT REGARDING THE JOINT FILING OF SCHEDULE 13D The undersigned hereby agree as follows: (i) Each of them is individually eligible to use the Schedule 13D to which this Exhibit is attached, and such Schedule 13D is filed on behalf of each of them; and (ii) Each of them is responsible for the timely filing of such Schedule 13D and any amendments th

September 8, 2023 SC 13D/A

GPOR / Gulfport Energy Corp. (New) / Silver Point Capital L.P. - SC 13D/A Activist Investment

SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

August 2, 2023 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 ☐ TRANSITION REPORT UNDER SE

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2023 OR ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-19514 Gulfport

August 2, 2023 EX-10.2

Change in Control Severance Agreement.

Exhibit 10.2 CHANGE IN CONTROL SEVERANCE AGREEMENT THIS RETENTION AND CHANGE IN CONTROL SEVERANCE AGREEMENT (“Agreement”) is entered into by and between Matthew Willrath (“Employee”) and Gulfport Energy Corporation (“Company”), effective September 13, 2022 (“Effective Date”). WHEREAS, Company believes it is in its interest and desires to retain Employee through severance protection following a Cha

August 1, 2023 EX-99.1

2

Exhibit 99.1 Gulfport Energy Reports Second Quarter 2023 Financial and Operating Results OKLAHOMA CITY (August 1, 2023) Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) today reported financial and operating results for the three months ended June 30, 2023 and provided an update on its 2023 development plan and financial guidance. Second Quarter 2023 and Recent Highlights ● D

August 1, 2023 8-K

Regulation FD Disclosure, Results of Operations and Financial Condition, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 1, 2023 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commission

August 1, 2023 EX-99.2

Three months and six months ended June 30, 2023 Supplemental Information of Gulfport Energy

Exhibit 99.2 Three months and six months ended June 30, 2023 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 4 Consolidated Statements of Income 6 Consolidated Balance Sheets 8 Consolidated Statement of Cash Flows 10 Updated 2023E Guidance 12 Derivatives 13 Non-GAAP Reconciliations 14 Definitions 15 Adjusted Net Income

June 28, 2023 SC 13D/A

GPOR / Gulfport Energy Corp. (New) / Silver Point Capital L.P. - SC 13D/A Activist Investment

SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

June 28, 2023 EX-99.4

The undersigned hereby agree as follows:

EX-99.4 Exhibit 1 The undersigned hereby agree as follows: (i) Each of them is individually eligible to use the Schedule 13D to which this Exhibit is attached, and such Schedule 13D is filed on behalf of each of them; and (ii) Each of them is responsible for the timely filing of such Schedule 13D and any amendments thereto, and for the completeness and accuracy of the information concerning such p

June 26, 2023 EX-1.1

Underwriting Agreement, dated as of June 21, 2023, among the Company, certain stockholders of the Company named therein and BofA Securities, Inc., J.P. Morgan Securities LLC and Evercore Group L.L.C., on behalf of themselves and as representatives of the several underwriters named therein.

Exhibit 1.1 EXECUTION VERSION GULFPORT ENERGY CORPORATION 1,300,000 Shares of Common Stock Underwriting Agreement June 21, 2023 BofA Securities, Inc. J.P. Morgan Securities LLC Evercore Group L.L.C. As Representatives of the several Underwriters listed in Schedule 1 hereto c/o BofA Securities, Inc. One Bryant Park New York, New York 10036 J.P. Morgan Securities LLC 383 Madison Avenue New York, New

June 26, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): June 21, 2023 GULFPORT ENERGY COR

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 Date of report (Date of earliest event reported): June 21, 2023 GULFPORT ENERGY CORPORATION (Exact name of registrant as specified in its charter) Delaware 001-19514 86-3684669 (State or Other Jurisdiction of Incorporation) (Commissi

June 23, 2023 EX-99.2

LOCK-UP AGREEMENT

EX-99.2 Exhibit 99.2 EXECUTION VERSION LOCK-UP AGREEMENT June 21, 2023 BOFA SECURITIES, INC. J.P. MORGAN SECURITIES LLC EVERCORE GROUP L.L.C. As Representatives of the several Underwriters listed in Schedule 1 to the Underwriting Agreement referred to below c/o BofA Securities, Inc. One Bryant Park New York, New York 10036 J.P. Morgan Securities LLC 383 Madison Avenue New York, NY 10179 Evercore G

June 23, 2023 SC 13D/A

GPOR / Gulfport Energy Corp. (New) / Silver Point Capital L.P. - SC 13D/A Activist Investment

SC 13D/A UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

June 23, 2023 EX-99.3

PURCHASE AGREEMENT BY AND AMONG THE MAINSTAY MACKAY HIGH YIELD CORPORATE BOND FUND, THE MAINSTAY VP HIGH YIELD CORPORATE BOND PORTFOLIO, SILVER POINT CAPITAL FUND, L.P., SILVER POINT CAPITAL OFFSHORE MASTER FUND, L.P., SILVER POINT DISTRESSED OPPORTU

EX-99.3 Exhibit 99.3 EXECUTION VERSION PURCHASE AGREEMENT BY AND AMONG THE MAINSTAY MACKAY HIGH YIELD CORPORATE BOND FUND, THE MAINSTAY VP HIGH YIELD CORPORATE BOND PORTFOLIO, SILVER POINT CAPITAL FUND, L.P., SILVER POINT CAPITAL OFFSHORE MASTER FUND, L.P., SILVER POINT DISTRESSED OPPORTUNITIES FUND, L.P., SILVER POINT DISTRESSED OPPORTUNITY INSTITUTIONAL PARTNERS, L.P., AND GULFPORT ENERGY CORPOR

June 23, 2023 424B4

1,300,000 shares Gulfport Energy Corporation Common Stock

Filed Pursuant to Rule 424(b)(4) Registration Number 333-264674 PROSPECTUS SUPPLEMENT (To Prospectus dated May 4, 2022) 1,300,000 shares Gulfport Energy Corporation Common Stock The selling stockholders identified in this prospectus supplement (the “Selling Stockholders”) are offering 1,300,000 shares of common stock, $0.

June 23, 2023 EX-99.1

GULFPORT ENERGY CORPORATION 1,300,000 Shares of Common Stock Underwriting Agreement

EX-99.1 Exhibit 99.1 EXECUTION VERSION GULFPORT ENERGY CORPORATION 1,300,000 Shares of Common Stock Underwriting Agreement June 21, 2023 BofA Securities, Inc. J.P. Morgan Securities LLC Evercore Group L.L.C. As Representatives of the several Underwriters listed in Schedule 1 hereto c/o BofA Securities, Inc. One Bryant Park New York, New York 10036 J.P. Morgan Securities LLC 383 Madison Avenue New

June 22, 2023 FWP

Issuer Free Writing Prospectus filed pursuant to Rule 433

Issuer Free Writing Prospectus filed pursuant to Rule 433 Relating to the Preliminary Prospectus Supplement dated June 21, 2023 Registration Statement 333-264674 June 21, 2023 Press Release Gulfport Energy Announces Pricing of Offering of Common Stock by Selling Stockholders OKLAHOMA CITY, June 21, 2023 – Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) today announced the pricing of an underwritten public offering of 1,300,000 shares of its common stock by certain stockholders at a price to the public of $95.

June 21, 2023 424B3

Subject to Completion Preliminary Prospectus Supplement dated June 21, 2023

Filed Pursuant to Rule 424(b)(3) Registration Number 333-264674 The information in this preliminary prospectus supplement is not complete and may be changed.

June 21, 2023 FWP

Issuer Free Writing Prospectus filed pursuant to Rule 433

Issuer Free Writing Prospectus filed pursuant to Rule 433 Relating to the Preliminary Prospectus Supplement dated June 21, 2023 Registration Statement 333-264674 June 21, 2023 Press Release Gulfport Energy Announces Public Offering of Common Stock by Selling Stockholders OKLAHOMA CITY, June 21, 2023 – Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) today announced the commencement of an underwritten public offering of 1,300,000 shares of its common stock by certain stockholders (the “Offering”).

May 26, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 24, 2023 GULFPORT ENERGY CORP

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 24, 2023 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commission Fi

May 3, 2023 EX-10.3

Borrowing Base Reaffirmation Agreement and Third Amendment to Credit Agreement, dated as of May 1, 2023.

Exhibit 10.3 JOINDER, COMMITMENT INCREASE AND BORROWING BASE REDETERMINATION AGREEMENT, AND THIRD AMENDMENT TO CREDIT AGREEMENT THIS JOINDER, COMMITMENT INCREASE AND BORROWING BASE REDETERMINATION AGREEMENT, AND THIRD AMENDMENT TO CREDIT AGREEMENT (this “Amendment”), dated as of May 1, 2023, is entered into among Gulfport Energy Operating Corporation, a Delaware corporation (the “Borrower”); Gulfp

May 3, 2023 10-Q

Form 10-Q

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2023 OR ☐ TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-19514 Gulfport

May 2, 2023 EX-99.2

Three months ended March 31, 2023 Supplemental Information of Gulfport Energy

Exhibit 99.2 Three months ended March 31, 2023 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 3 Consolidated Statements of Income 4 Consolidated Balance Sheets 5 Consolidated Statement of Cash Flows 7 2023E Guidance 8 Derivatives 9 Non-GAAP Reconciliations 10 Definitions 11 Adjusted Net Income 12 Adjusted EBITDA 13 Adj

May 2, 2023 EX-99.1

Gulfport Energy Reports First Quarter 2023 Financial and Operational Results

Exhibit 99.1 Gulfport Energy Reports First Quarter 2023 Financial and Operational Results OKLAHOMA CITY (May 2, 2023) Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) today reported financial and operational results for the three months ended March 31, 2023 and provided an update on its 2023 development plan and financial position. First Quarter 2023 and Recent Highlights ● D

May 2, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 2, 2023 GULFPORT ENERGY CORPO

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 2, 2023 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commission Fil

April 11, 2023 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.   )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549   SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.   ) Filed by the Registrant ☒ Filed by a Party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☐ D

April 10, 2023 DEF 14A

Schedule 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ☒ Filed by a party other than the Registrant ☐ Check the appropriate box: ☐ Preliminary Proxy Statement ☐ Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ☒ Defin

April 3, 2023 EX-10.2

Indemnification Agreement, by and between Gulfport Energy Corporation and Michael Hodges.

Exhibit 10.2 Indemnification Agreement Action Requested: Please complete and return to Patrick Craine. INDEMNIFICATION AGREEMENT THIS INDEMNIFICATION AGREEMENT (the “Agreement”) is effective as of April 3, 2023 between Gulfport Energy Corporation, a Delaware corporation (the “Company”), and Michael Hodges (“Indemnitee”). RECITALS A. Highly competent persons have become more reluctant to serve corp

April 3, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): April 3, 2023 GULFPORT ENERGY COR

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): April 3, 2023 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commission F

April 3, 2023 EX-10.1

Employment Agreement between Gulfport Energy Corporation and Michael Hodges, effective April 3, 2023.

Exhibit 10.1 EMPLOYMENT AGREEMENT between GULFPORT ENERGY CORPORATION and Michael Hodges Effective April 3, 2023 EMPLOYMENT AGREEMENT THIS AGREEMENT (this “Agreement”) is made effective April 3, 2023, between GULFPORT ENERGY CORPORATION, a Delaware corporation (the “Company”) and Michael Hodges, an individual (the “Executive”). WITNESSETH: WHEREAS, the Company desires to retain the services of the

April 3, 2023 EX-99.1

Gulfport Energy Corporation Names Michael Hodges Chief Financial Officer and Announces Leadership Team Changes

Exhibit 99.1 Press Release Gulfport Energy Corporation Names Michael Hodges Chief Financial Officer and Announces Leadership Team Changes Oklahoma City, OK – April 3, 2023 – Gulfport Energy Corporation (NYSE: GPOR) today named Michael Hodges Executive Vice President and Chief Financial Officer and announced that William “Bill” Buese will be transitioning from the Chief Financial Officer role effec

March 1, 2023 EX-99.1

Report of Netherland, Sewell & Associates, Inc

EX-99.1 11 gpor-20221231xex991.htm EX-99.1 Ex. 99.1 January 13, 2023 Mr. Timothy J. Cutt Gulfport Energy Corporation 713 Market Drive Oklahoma City, Oklahoma 73114 Dear Mr. Cutt: In accordance with your request, we have estimated the proved reserves and future revenue, as of December 31, 2022, to the Gulfport Energy Corporation (Gulfport) interest in certain oil and gas properties located in the U

March 1, 2023 10-K

Form 10-K

Table of Contents Index to Financial Statements UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 1, 2023 EX-4.3

Description of Securities Registered Pursuant to Section 12 of the Exchange Act.

Exhibit 4.3 DESCRIPTION OF SECURITIES REGISTERED PURSUANT TO SECTION 12 OF THE SECURITIES EXCHANGE ACT OF 1934 As of February 23, 2023, Gulfport Energy Corporation, a Delaware corporation (“Gulfport”), had one class of securities registered under Section 12 of the Securities Exchange Act of 1934, as amended: common stock, par value $0.0001 per share (“Common Stock”). The following contains a descr

March 1, 2023 EX-21

Subsidiaries of the Registrant.

Exhibit 21 SUBSIDIARIES OF GULFPORT ENERGY CORPORATION Name of Subsidiary Jurisdiction of Organization Gulfport Energy Operating Corporation Delaware Grizzly Holdings, Inc.

March 1, 2023 EX-10.19

Form of Employment Agreement.

Exhibit 10.19 EMPLOYMENT AGREEMENT between GULFPORT ENERGY CORPORATION and [] Effective [] EMPLOYMENT AGREEMENT THIS AGREEMENT (this “Agreement”) is made effective [], between GULFPORT ENERGY CORPORATION, a Delaware corporation (the “Company”) and [], an individual (the “Executive”). WITNESSETH: WHEREAS, the Company desires [to continue] to retain the services of the Executive and the Executive de

February 28, 2023 EX-99.2

Year ended December 31, 2022 Supplemental Information of Gulfport Energy

Exhibit 99.2 Year ended December 31, 2022 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 4 Consolidated Statements of Income 6 Consolidated Balance Sheets 8 Consolidated Statement of Cash Flows 10 2023E Guidance 12 Derivatives 13 Non-GAAP Reconciliations 14 Definitions 15 Adjusted Net Income 16 Adjusted EBITDA 18 Adjus

February 28, 2023 8-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 28, 2023 GULFPORT ENERGY

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 28, 2023 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commissi

February 28, 2023 EX-99.1

Natural Gas

Exhibit 99.1 Gulfport Energy Reports Fourth Quarter and Full Year 2022 Financial and Operating Results and Provides 2023 Operational and Financial Guidance OKLAHOMA CITY (February 28, 2023) Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) today reported financial and operating results for the three and twelve months ended December 31, 2022 and provided its 2023 outlook. Fourt

February 14, 2023 SC 13G/A

GPOR / Gulfport Energy Corporation / ALLIANCEBERNSTEIN L.P. - SEC SCHEDULE 13G Passive Investment

SC 13G/A 1 SEC13GFiling.htm SEC SCHEDULE 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1 )* Gulfport Energy Corp (Name of Issuer) Common Stock (Title of Class of Securities) 402635502 (CUSIP Number) December 31, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate box t

February 7, 2023 8-K

Results of Operations and Financial Condition, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 7, 2023 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commissio

January 25, 2023 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 24, 2023 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commissio

January 25, 2023 EX-10.3

Transition and Services Agreement, by and between Gulfport Energy Corporation and Timothy Cutt, effective February 1, 2023.

EX-10.3 4 ea172025ex10-3gulfport.htm TRANSITION AND SERVICES AGREEMENT, BY AND BETWEEN GULFPORT ENERGY CORPORATION AND TIMOTHY CUTT Exhibit 10.3 TRANSITION AND SERVICES AGREEMENT THIS TRANSITION AND SERVICES AGREEMENT (this “Agreement”) is made and entered into as of the Effective Date (as defined below), by and between Gulfport Energy Corporation, a Delaware corporation (the “Company”), and Timot

January 25, 2023 EX-10.1

Employment Agreement, by and between Gulfport Energy Corporation and John Reinhart, effective January 24, 2023.

Exhibit 10.1 EMPLOYMENT AGREEMENT between GULFPORT ENERGY CORPORATION and John Reinhart Effective January 24, 2023 EMPLOYMENT AGREEMENT THIS AGREEMENT (this “Agreement”) is made effective January 24, 2023, between GULFPORT ENERGY CORPORATION, a Delaware corporation (the “Company”) and John Reinhart, an individual (the “Executive”). WITNESSETH: WHEREAS, the Company desires to retain the services of

January 25, 2023 EX-10.2

Indemnification Agreement, by and between Gulfport Energy Corporation and John Reinhart, effective January 24, 2023.

Exhibit 10.2 INDEMNIFICATION AGREEMENT THIS INDEMNIFICATION AGREEMENT (the “Agreement”) is effective as of January 24, 2023 between Gulfport Energy Corporation, a Delaware corporation (the “Company”), and John Reinhart (“Indemnitee”). RECITALS A. Highly competent persons have become more reluctant to serve corporations as directors or officers or in other capacities unless they are provided with a

January 23, 2023 SC 13G/A

GPOR / Gulfport Energy Corporation / JPMORGAN CHASE & CO - FILING GULFPORT ENERGY CORPORATION Passive Investment

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 01)* Gulfport Energy Corporation (Name of Issuer) Common Stock, $0.0001 par value per share (Title of Class of Securities) 402635502 (CUSIP Number) December 30, 2022 (Date of Event Which Requires Filing of this Statement) Check the appropriate b

January 19, 2023 EX-99.1

Gulfport Energy Corporation Names John Reinhart Chief Executive Officer

EX-99.1 2 ea171902ex99-1gulfport.htm PRESS RELEASE DATED JANUARY 19, 2023 Exhibit 99.1 Press Release Gulfport Energy Corporation Names John Reinhart Chief Executive Officer Oklahoma City, OK – January 19, 2023 – Gulfport Energy Corporation (NYSE: GPOR) today named John Reinhart President, Chief Executive Officer and Director, effective January 24, 2023. Tim Cutt, who has served as Chief Executive

January 19, 2023 8-K

Regulation FD Disclosure, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): January 19, 2023 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commissio

January 9, 2023 CORRESP

Gulfport Energy Corporation 713 Market Drive Oklahoma City, Oklahoma 73114

Gulfport Energy Corporation 713 Market Drive Oklahoma City, Oklahoma 73114 January 9, 2023 VIA EDGAR United States Securities and Exchange Commission Division of Corporation Finance 100 F Street, N.

January 6, 2023 SC 13G/A

GPOR / Gulfport Energy Corporation / MACKAY SHIELDS LLC - MACKAY SHIELDS LLC Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. 1)* Gulfport Energy Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 402635502 (CUSIP Number) December 30, 2022 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which

December 20, 2022 CORRESP

December 20, 2022

December 20, 2022 VIA EDGAR Ethan Horowitz Jennifer O’Brien John Hodgin Division of Corporation Finance Office of Energy & Transportation United States Securities and Exchange Commission 100 F Street, NE Washington, D.

November 2, 2022 EX-10.1

Borrowing Base Reaffirmation Agreement and Second Amendment to Credit Agreement, dated as of October 31, 2022.

Exhibit 10.1 BORROWING BASE REAFFIRMATION AGREEMENT AND SECOND AMENDMENT TO CREDIT AGREEMENT THIS BORROWING BASE REAFFIRMATION AGREEMENT AND SECOND AMENDMENT TO CREDIT AGREEMENT (this ?Amendment?), dated as of October 31, 2022, is entered into among Gulfport Energy Operating Corporation, a Delaware corporation (the ?Borrower?); Gulfport Energy Corporation, a Delaware corporation (?Holdings?); each

November 2, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 ☐ TRANSITION REPORT UND

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2022 OR ? TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-19514 Gulf

November 1, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 1, 2022 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commissio

November 1, 2022 EX-99.1

Gulfport Energy Reports Third Quarter 2022 Financial and Operating Results

Exhibit 99.1 Gulfport Energy Reports Third Quarter 2022 Financial and Operating Results OKLAHOMA CITY (November 1, 2022) Gulfport Energy Corporation (NYSE: GPOR) (?Gulfport? or the ?Company?) today reported financial and operating results for the three months ended September 30, 2022 and provided an update on its 2022 development plan and financial guidance. Third Quarter 2022 and Recent Highlight

November 1, 2022 EX-99.2

Three months and nine months ended September 30, 2022 Supplemental Information of Gulfport Energy

Exhibit 99.2 Three months and nine months ended September 30, 2022 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 4 Consolidated Statements of Income 6 Consolidated Balance Sheets 8 Consolidated Statement of Cash Flows 10 Updated 2022E Guidance 12 Derivatives 13 Non-GAAP Reconciliations 14 Definitions 15 Adjusted Net I

August 3, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 ☐ TRANSITION REPORT UNDER SE

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2022 OR ? TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-19514 Gulfport

August 2, 2022 EX-99.2

Three months and six months ended June 30, 2022 Supplemental Information of Gulfport Energy

Exhibit 99.2 Three months and six months ended June 30, 2022 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 4 Consolidated Statements of Income 6 Consolidated Balance Sheets 8 Consolidated Statement of Cash Flows 10 Updated 2022E Guidance 12 Derivatives 13 Non-GAAP Reconciliations 14 Definitions 15 Adjusted Net Income

August 2, 2022 8-K

Regulation FD Disclosure, Results of Operations and Financial Condition, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 2, 2022 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commission

August 2, 2022 EX-99.1

2

Exhibit 99.1 Gulfport Energy Reports Second Quarter 2022 Financial and Operating Results and Expands Common Stock Repurchase Program OKLAHOMA CITY (August 2, 2022) Gulfport Energy Corporation (NYSE: GPOR) (“Gulfport” or the “Company”) today reported financial and operating results for the three months ended June 30, 2022 and provided an update on its 2022 development plan and financial guidance. S

June 17, 2022 8-K

Submission of Matters to a Vote of Security Holders

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): June 14, 2022 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commission F

May 4, 2022 EX-4.2

Form of Subordinated Indenture

Exhibit 4.2 GULFPORT ENERGY CORPORATION, AS ISSUER AND THE SUBSIDIARY GUARANTORS NAMED HEREIN, AS SUBSIDIARY GUARANTORS TO [TRUSTEE?S NAME], AS TRUSTEE SUBORDINATED INDENTURE DATED AS OF , 20 TABLE OF CONTENTS GULFPORT ENERGY CORPORATION v ARTICLE ONE DEFINITIONS AND OTHER PROVISIONS OF GENERAL APPLICATION 1 SECTION 101 Definitions. 1 SECTION 102 Compliance Certificates and Opinions. 7 SECTION 103

May 4, 2022 S-8

As filed with the Securities and Exchange Commission on May 4, 2022

As filed with the Securities and Exchange Commission on May 4, 2022 Registration No.

May 4, 2022 EX-FILING FEES

Filing Fee Table

EX-FILING FEES 8 ea156647ex-feegulfport.htm FILLING FEE TABLE Exhibit 107 EX-FILING FEES Calculation of Filing Fee Tables Form S-3 (Form Type) Gulfport Energy Corporation (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities CALCULATION OF REGISTRATION FEE Title of Each Class of Securities to be Registered Fee Calculation or Carry Forward Rule Amount to be Reg

May 4, 2022 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 ☐ TRANSITION REPORT UNDER S

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended March 31, 2022 OR ? TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-19514 Gulfport

May 4, 2022 EX-22.1

List of Subsidiary Guarantors and Issuers of Guaranteed Securities

EX-22.1 5 ea156647ex22-1gulfport.htm LIST OF SUBSIDIARY GUARANTORS AND ISSUERS OF GUARANTEED SECURITIES Exhibit 22.1 SUBSIDIARY GUARANTORS OF GULFPORT ENERGY CORPORATION Name of Subsidiary Jurisdiction of Organization Gulfport Energy Operating Corporation Delaware Jaguar Resources LLC Delaware Puma Resources, Inc. Delaware Gator Marine, Inc. Delaware Gator Marine Ivanhoe, Inc. Delaware Westhawk Mi

May 4, 2022 S-3ASR

As filed with the Securities and Exchange Commission on May 4, 2022

As filed with the Securities and Exchange Commission on May 4, 2022 Registration No.

May 4, 2022 EX-10.2

Employment Agreement between Gulfport Energy Corporation and Timothy Cutt

Exhibit 10.2 EMPLOYMENT AGREEMENT between GULFPORT ENERGY CORPORATION and Timothy Cutt Effective April 29, 2022 EMPLOYMENT AGREEMENT THIS AGREEMENT (this ?Agreement?) is made effective April 29, 2022 (the ?Effective Date?), between GULFPORT ENERGY CORPORATION, a Delaware corporation (the ?Company?) and Timothy Cutt, an individual (the ?Executive?). WITNESSETH: WHEREAS, the Company and the Executiv

May 4, 2022 EX-10.1

Borrowing Base Redetermination Agreement and First Amendment to Credit Agreement, dated as of May 2, 2022.

EX-10.1 2 gpor-03312022xex101.htm EX-10.1 Exhibit 10.1 BORROWING BASE REDETERMINATION AGREEMENT AND FIRST AMENDMENT TO CREDIT AGREEMENT THIS BORROWING BASE REDETERMINATION AGREEMENT AND FIRST AMENDMENT TO CREDIT AGREEMENT (this “Amendment”), dated as of May 2, 2022, is entered into among Gulfport Energy Operating Corporation, a Delaware corporation (the “Borrower”); Gulfport Energy Corporation, a

May 4, 2022 EX-FILING FEES

Filing Fee Table.

Exhibit 107 EX-FILING FEES Calculation of Filing Fee Tables Form S-8 (Form Type) Gulfport Energy Corporation (Exact Name of Registrant as Specified in its Charter) Table 1: Newly Registered Securities Security Type Security Class Title Fee Calculation or Carry Forward Rule Amount Registered Proposed Maximum Offering Price Per Share(1) Maximum Aggregate Offering Price(1) Fee Rate Amount of Registration Fee Fees to Be Paid Equity Common Stock, $0.

May 4, 2022 EX-4.1

Form of Senior Indenture

Exhibit 4.1 GULFPORT ENERGY CORPORATION, AS ISSUER AND THE SUBSIDIARY GUARANTORS NAMED HEREIN, AS SUBSIDIARY GUARANTORS TO [TRUSTEE?S NAME], AS TRUSTEE SENIOR INDENTURE DATED AS OF , 20 TABLE OF CONTENTS Article One DEFINITIONS AND OTHER PROVISIONS OF GENERAL APPLICATION 1 Section 101 Definitions 1 Section 102 Compliance Certificates and Opinions 5 Section 103 Form of Documents Delivered to Truste

May 3, 2022 8-K

Regulation FD Disclosure, Results of Operations and Financial Condition, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): May 3, 2022 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commission Fil

May 3, 2022 EX-99.2

Three months ended March 31, 2022 Supplemental Information of Gulfport Energy

EX-99.2 3 ea159294ex99-2gulfport.htm SUPPLEMENTAL FINANCIAL INFORMATION Exhibit 99.2 Three months ended March 31, 2022 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 3 Consolidated Statements of Income 4 Consolidated Balance Sheets 5 Consolidated Statement of Cash Flows 7 Updated 2022E Guidance 8 Derivatives 9 Non-GAAP

May 3, 2022 EX-99.1

2

Exhibit 99.1 Gulfport Energy Reports First Quarter 2022 Results and Expands Common Stock Repurchase Program OKLAHOMA CITY (May 3, 2022) Gulfport Energy Corporation (NYSE: GPOR) (?Gulfport? or the ?Company?) today reported financial and operating results for the three months ended March 31, 2022 and provided an update on its 2022 development plan and financial guidance. First Quarter 2022 and Recen

May 2, 2022 DEFA14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No.   )

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ??) Filed by the Registrant?? Filed by a Party other than the Registrant?? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Def

May 2, 2022 DEF 14A

Schedule 14A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Schedule 14A Proxy Statement Pursuant to Section 14(a) of the Securities Exchange Act of 1934 (Amendment No. ) Filed by the Registrant ? Filed by a party other than the Registrant ? Check the appropriate box: ? Preliminary Proxy Statement ? Confidential, for Use of the Commission Only (as permitted by Rule 14a-6(e)(2)) ? Defin

March 1, 2022 10-K

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-K (Mark One) ☒ ANNUAL REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the fiscal year ended December 31, 2021 ☐ TRANSITION REPORT UNDER SECTIO

Table of Contents Index to Financial Statements UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.

March 1, 2022 EX-99.1

Report of Netherland, Sewell & Associates, Inc

Ex. 99.1 February 4, 2022 Mr. Timothy J. Cutt Gulfport Energy Corporation 3001 Quail Springs Parkway Oklahoma City, Oklahoma 73134 Dear Mr. Cutt: In accordance with your request, we have estimated the proved reserves and future revenue, as of December 31, 2021, to the Gulfport Energy Corporation (Gulfport) interest in certain oil and gas properties located in the United States. We completed our ev

March 1, 2022 EX-21

Subsidiaries of the Registrant.

Exhibit 21 SUBSIDIARIES OF GULFPORT ENERGY CORPORATION Name of Subsidiary Jurisdiction of Organization Gulfport Energy Operating Corporation Delaware Grizzly Holdings, Inc.

February 28, 2022 EX-99.2

Year ended December 31, 2021 Supplemental Information of Gulfport Energy

Exhibit 99.2 Year ended December 31, 2021 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 4 Consolidated Statements of Income 6 Consolidated Balance Sheets 8 Consolidated Statement of Cash Flows 10 2022E Guidance 12 Derivatives 13 Non-GAAP Reconciliations 14 Definitions 15 Adjusted Net Income 16 Adjusted EBITDA 18 Free

February 28, 2022 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): February 28, 2022 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commissi

February 28, 2022 EX-99.1

Oil (MMBbl)

Exhibit 99.1 Gulfport Energy Reports Fourth Quarter and Full Year 2021 Financial and Operating Results and Provides 2022 Operational and Financial Guidance OKLAHOMA CITY (February 28, 2022) Gulfport Energy Corporation (NYSE: GPOR) (?Gulfport? or the ?Company?) today reported financial and operating results for the three and twelve months ended December 31, 2021 and provided its 2022 development pl

February 14, 2022 SC 13G

GPOR / Gulfport Energy Corporation / ALLIANCEBERNSTEIN L.P. Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Gulfport Energy Corp (Name of Issuer) Common Stock (Title of Class of Securities) 402635502 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Sch

January 21, 2022 SC 13G

GPOR / Gulfport Energy Corporation / JPMORGAN CHASE & CO - FILING GULFPORT ENERGY CORPORATION Passive Investment

Schedule 13G UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 (Amendment No. )* Gulfport Energy Corporation (Name of Issuer) Common Stock, $0.0001 par value per share (Title of Class of Securities) 402635502 (CUSIP Number) December 31, 2021 (Date of Event Which Requires Filing of this Statement) Check the appropriate box

November 3, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 ☐ TRANSITION REPORT UND

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended September 30, 2021 OR ? TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-19514 Gulf

November 2, 2021 EX-99.1

2

Exhibit 99.1 Gulfport Energy Reports Third Quarter 2021 Financial and Operating Results and Announces Updated Guidance and Stock Repurchase Program OKLAHOMA CITY (November 2, 2021) Gulfport Energy Corporation (NYSE: GPOR) (?Gulfport? or the ?Company?) today reported financial and operating results for the three months and nine months ended September 30, 2021 and provided an updated 2021 developmen

November 2, 2021 EX-99.2

Three months and nine months ended September 30, 2021 Supplemental Information of Gulfport Energy

Exhibit 99.2 Three months and nine months ended September 30, 2021 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 4 Consolidated Statements of Income 6 Consolidated Balance Sheets 8 Consolidated Statement of Cash Flows 10 Updated 2021E Guidance 11 Derivatives 12 Non-GAAP Reconciliations 13 Definitions 14 Adjusted Net I

November 2, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): November 2, 2021 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commissio

October 14, 2021 8-K

Regulation FD Disclosure, Entry into a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): October 14, 2021 Gulfport Energy Corporation (Exact name of registrant as specified in its charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Commi

October 14, 2021 EX-10.1

Third Amended and Restated Credit Agreement, dated as of October 14, 2021, by and among Gulfport Energy Corporation, as holdings, Gulfport Energy Operating Corporation, as the borrower, JPMorgan Chase Bank, N.A., the lenders party thereto, and the guarantors party thereto.

Exhibit 10.1 Execution Version Third Amended and Restated Credit Agreement Dated as of October 14, 2021, among Gulfport Energy Operating Corporation, As Borrower, Gulfport Energy Corporation, as Holdings, JPMorgan Chase bank, N.A., As Administrative Agent and JPMorgan Chase Bank, N.A., Citizens Bank, N.A, Fifth Third Bank National Association, KeyBanc Capital Markets Inc., Mizuho Bank, Ltd., MUFG

October 14, 2021 EX-99.1

OKLAHOMA CITY

Exhibit 99.1 Press Release Gulfport Energy Corporation Announces Amended and Restated Credit Facility OKLAHOMA CITY (October 14, 2021) Gulfport Energy Corporation (NYSE: GPOR) (?Gulfport? or the ?Company?) today announced that it has entered into the Third Amended and Restated Credit Agreement (?Amendment?), which amends and refinances the Company?s Credit Agreement, dated as of May 17, 2021 (?Exi

September 28, 2021 CORRESP

Gulfport Energy Corporation 3301 Quail Springs Parkway Oklahoma City, Oklahoma 73134 (405) 252-4600 September 28, 2021

Gulfport Energy Corporation 3301 Quail Springs Parkway Oklahoma City, Oklahoma 73134 (405) 252-4600 September 28, 2021 Via EDGAR Submission Securities and Exchange Commission Division of Corporate Finance 100 F Street, N.

September 27, 2021 EX-99.1

SETTLEMENT AGREEMENT

Exhibit 99.1 Execution Version SETTLEMENT AGREEMENT This Settlement Agreement (this ?Agreement?), dated as of September 13, 2021, is made by and between Gulfport Energy Corporation (?Gulfport?) and its affiliated former debtors and debtors in possession (collectively, before the effective date of the Plan,1 the ?Debtors,? and after the effective date of the Plan, the ?Reorganized Debtors?), on the

September 27, 2021 8-K

Financial Statements and Exhibits, Other Events

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 27, 2021 Gulfport Energy Corporation (Exact name of registrant as specified in its charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Com

September 7, 2021 EX-10.1

CEO Agreement Amendment by and among Timothy Cutt and Gulfport, effective as of September 2, 2021.

Exhibit 10.1 September 2, 2021 VIA ELECTRONIC MAIL Timothy Cutt 3070 Walden Place Mandeville, LA 70448 Re: Amendment to Offer Letter Dear Tim: This amendment (this ?Amendment?), reflects our agreement to modify your original offer letter between you and Gulfport Energy Corporation (the ?Company?), dated as of May 17, 2021 (the ?Offer Letter?), pursuant to the following terms and conditions, effect

September 7, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): September 2, 2021 Gulfport Energy Corporation (Exact name of registrant as specified in its charter) Delaware 001-19514 86-3684669 (State or other jurisdiction of incorporation) (Comm

September 3, 2021 T-3/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Amendment No. 3 FORM T-3 FOR APPLICATIONS FOR QUALIFICATION OF INDENTURES UNDER THE TRUST INDENTURE ACT OF 1939 Gulfport Energy Operating Corporation (f/k/a Gulfport Energy Corpo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Amendment No. 3 to FORM T-3 FOR APPLICATIONS FOR QUALIFICATION OF INDENTURES UNDER THE TRUST INDENTURE ACT OF 1939 Gulfport Energy Operating Corporation (f/k/a Gulfport Energy Corporation) (Issuer) Gulfport Energy Corporation (f/k/a Reorganized Gulfport Holdco, Inc.) Gator Marine Ivanhoe, Inc. Gator Marine, Inc. Gulfport Appal

September 3, 2021 EX-3.E1

Disclosure Statement for Amended Joint Chapter 11 Plan of Reorganization of Gulfport Energy Corporation and its Debtor Subsidiaries.

Exhibit T3E.1 THE INFORMATION IN THIS DISCLOSURE STATEMENT IS SUBJECT TO CHANGE. THIS DISCLOSURE STATEMENT IS NOT AN OFFER TO SELL ANY SECURITIES AND IS NOT SOLICITING AN OFFER TO BUY ANY SECURITIES. IN THE UNITED STATES BANKRUPTCY COURT FOR THE SOUTHERN DISTRICT OF TEXAS HOUSTON DIVISION ) In re: ) Chapter 11 ) GULFPORT ENERGY CORPORATION, et al.,1 ) Case No. 20-35562 (DRJ) ) Debtors. ) (Jointly

August 9, 2021 EX-10.7

Form of Employee Restricted Stock Unit Award Agreement

GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT THIS AGREEMENT (the ?Agreement?) is effective as of [?], 2021 (the ?Grant Date?), by and between Gulfport Energy Corporation, a Delaware corporation (the ?Company?), and [?] (the ?Grantee?).

August 9, 2021 EX-10.9

Form of Performance-Based Restricted Stock Unit Award Agreement

GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN PERFORMANCE-BASED RESTRICTED STOCK UNIT AWARD AGREEMENT THIS AGREEMENT (the ?Agreement?) is effective as of [?], 2021 (the ?Grant Date?), by and between Gulfport Energy Corporation, a Delaware corporation (the ?Company?), and [?] (the ?Grantee?).

August 9, 2021 EX-10.8

Form of Director Restricted Stock Unit Award Agreement

GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN RESTRICTED STOCK UNIT AWARD AGREEMENT THIS AGREEMENT (the ?Agreement?) is effective as of [?], 2021 (the ?Grant Date?), by and between Gulfport Energy Corporation, a Delaware corporation (the ?Company?), and [?] (the ?Grantee?).

August 9, 2021 10-Q

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ☒ QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 ☐ TRANSITION REPORT UNDER SE

Table of Contents UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 10-Q (Mark One) ? QUARTERLY REPORT UNDER SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934 For the quarterly period ended June 30, 2021 OR ? TRANSITION REPORT UNDER SECTION 13 OR 15(d) OF SECURITIES EXCHANGE ACT OF 1934 For the transition period from to Commission File Number 001-19514 Gulfport

August 6, 2021 EX-99.1

Gulfport Energy Corporation Reports Second Quarter 2021 Financial and Operating Results

Exhibit 99.1 Press Release Gulfport Energy Corporation Reports Second Quarter 2021 Financial and Operating Results OKLAHOMA CITY (August 5, 2021) Gulfport Energy Corporation (NASDAQ: GPOR) (?Gulfport? or the ?Company?) today reported financial and operating results for the three months and six months ended June 30, 2021 and provided its 2021 development plan and financial guidance. Second Quarter

August 6, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits, Results of Operations and Financial Condition

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of report (Date of earliest event reported): August 5, 2021 GULFPORT ENERGY CORPORATION (Exact Name of Registrant as Specified in Charter) Delaware 000-19514 86-3684669 (State or other jurisdiction of incorporation) (Commission

August 6, 2021 EX-99.2

Three months and six months ended June 30, 2021 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 4 Consolidated Statements of Income 6 Consolidated Balance Sheets 8 Consoli

Exhibit 99.2 Three months and six months ended June 30, 2021 Supplemental Information of Gulfport Energy Table of Contents: Page: Production Volumes by Asset Area 2 Production and Pricing 4 Consolidated Statements of Income 6 Consolidated Balance Sheets 8 Consolidated Statement of Cash Flows 10 2021E Guidance 11 Non-GAAP Reconciliations 12 Definitions 13 Adjusted Net Income 14 Adjusted EBITDA 16 F

July 23, 2021 CORRESP

Gulfport Energy Corporation 3001 Quail Springs Parkway Oklahoma City, Oklahoma 73134

Gulfport Energy Corporation 3001 Quail Springs Parkway Oklahoma City, Oklahoma 73134 VIA EDGAR July 23, 2021 Attention: Brad Skinner Loan Lauren Nguyen Irene Barberena-Meissner United States Securities and Exchange Commission Division of Corporation Finance Office of Energy & Transportation 100 F Street, NE Washington, D.

June 21, 2021 SC 13D/A

GPOR / Gulfport Energy Corporation / Silver Point Capital L.P. Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

June 15, 2021 CORRESP

Gulfport Energy Corporation 3001 Quail Springs Parkway Oklahoma City, Oklahoma 73134

Gulfport Energy Corporation 3001 Quail Springs Parkway Oklahoma City, Oklahoma 73134 VIA EDGAR June 15, 2021 Attention: Brad Skinner Loan Lauren Nguyen Irene Barberena-Meissner United States Securities and Exchange Commission Division of Corporation Finance Office of Energy & Transportation 100 F Street, NE Washington, D.

June 10, 2021 SC 13D/A

GPOR / Gulfport Energy Corporation / Silver Point Capital L.P. Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

June 4, 2021 8-K

Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): June 3, 2021 Gulfport Energy Corporation (Exact name of registrant as specified in its charter) Delaware 000-19514 86-3684669 (State or other jurisdiction of incorporation) (Commissio

May 27, 2021 SC 13D

GPOR / Gulfport Energy Corporation / Silver Point Capital L.P. Activist Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, DC 20549 SCHEDULE 13D (Rule 13d-101) UNDER THE SECURITIES EXCHANGE ACT OF 1934 (Amendment No.

May 25, 2021 SC 13G

GPOR / Gulfport Energy Corporation / MACKAY SHIELDS LLC - MACKAY SHIELDS LLC Passive Investment

UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 SCHEDULE 13G Under the Securities Exchange Act of 1934 Gulfport Energy Corporation (Name of Issuer) Common Stock (Title of Class of Securities) 402635502 (CUSIP Number) May 20, 2021 (Date of Event which Requires Filing of this Statement) Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

May 19, 2021 EX-99.1

GULFPORT ENERGY CORPORATION SUCCESSFULLY EMERGES FROM CHAPTER 11 Names New Board of Directors and Leadership Team Emerges from Bankruptcy with Greatly Improved Balance Sheet and Cost Structure; Poised to Deliver Sustainable Free Cash Flow Generation

Exhibit 99.1 Press Release GULFPORT ENERGY CORPORATION SUCCESSFULLY EMERGES FROM CHAPTER 11 Names New Board of Directors and Leadership Team Emerges from Bankruptcy with Greatly Improved Balance Sheet and Cost Structure; Poised to Deliver Sustainable Free Cash Flow Generation and Shareholder Returns Oklahoma City, OK ? May 18, 2021 ? Gulfport Energy Corporation (NYSE: GPOR) (the ?Company? and toge

May 19, 2021 8-K

Regulation FD Disclosure, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 18, 2021 Gulfport Energy Corporation (Exact name of registrant as specified in its charter) Delaware 000-19514 86-3684669 (State or other jurisdiction of incorporation) (Commissio

May 19, 2021 EX-99.2

Investor Presentation, May 2021.

EX-99.2 3 ea141254ex99-2gulfport.htm INVESTOR PRESENTATION, MAY 2021 Exhibit 99.2

May 18, 2021 EX-3.A11

Amended and Restated Certificate of Incorporation of Gulfport Energy Corporation*

Exhibit 3.1 Execution Version AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF GULFPORT ENERGY CORPORATION Gulfport Energy Corporation (the ?Corporation?), a corporation organized and existing under the General Corporation Law of the State of Delaware (the ?DGCL?), does hereby certify as follows: 1. The name of the Corporation is ?Gulfport Energy Corporation.? The date of filing of the Corpora

May 18, 2021 T-3/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Amendment No. 1 FORM T-3 FOR APPLICATIONS FOR QUALIFICATION OF INDENTURES UNDER THE TRUST INDENTURE ACT OF 1939 Gulfport Energy Operating Corporation (f/k/a Gulfport Energy Corpo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Amendment No. 1 to FORM T-3 FOR APPLICATIONS FOR QUALIFICATION OF INDENTURES UNDER THE TRUST INDENTURE ACT OF 1939 Gulfport Energy Operating Corporation (f/k/a Gulfport Energy Corporation) (Issuer) Gulfport Energy Corporation (f/k/a Reorganized Gulfport Holdco, Inc.) Gator Marine Ivanhoe, Inc. Gator Marine, Inc. Gulfport Appal

May 18, 2021 EX-3.A1

Amended and Restated Certificate of Incorporation of Gulfport Energy Operating Corporation*

Exhibit T3A.1 AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF GULFPORT ENERGY OPERATING CORPORATION Gulfport Energy Operating Corporation (the ?Corporation?), a corporation organized and existing under the General Corporation Law of the State of Delaware, does hereby certify as follows: 1. The name of the Corporation is ?Gulfport Energy Operating Corporation.? The name under which the Corpora

May 18, 2021 EX-3.B1

Third Amended and Restated Bylaws of Gulfport Energy Operating Corporation*

EX-3.B1 3 ea141255ext3b-1gulfport.htm THIRD AMENDED AND RESTATED BYLAWS OF GULFPORT ENERGY OPERATING CORPORATION Exhibit T3B.1 THIRD AMENDED AND RESTATED BYLAWS OF GULFPORT ENERGY OPERATING CORPORATION A Delaware Corporation 1. OFFICES (a) Registered Office. The registered office of the corporation in the State of Delaware shall be located at 251 Little Falls Drive, Wilmington Delaware 19808, in t

May 18, 2021 EX-3.B11

Amended and Restated Bylaws of Gulfport Energy Corporation*

Exhibit 3.2 AMENDED AND RESTATED BYLAWS OF GULFPORT ENERGY CORPORATION A DELAWARE CORPORATION (THE ?CORPORATION?) ADOPTED AS OF MAY 17, 2021 BYLAWS OF GULFPORT ENERGY CORPORATION Article I OFFICES Section 1.1 Registered Office. The registered office of the Corporation within the State of Delaware shall be the office of the corporation or individual acting as the Corporation?s registered agent in D

May 18, 2021 T-3/A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Amendment No. 2 FORM T-3 FOR APPLICATIONS FOR QUALIFICATION OF INDENTURES UNDER THE TRUST INDENTURE ACT OF 1939 Gulfport Energy Operating Corporation (f/k/a Gulfport Energy Corpo

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 Amendment No. 2 to FORM T-3 FOR APPLICATIONS FOR QUALIFICATION OF INDENTURES UNDER THE TRUST INDENTURE ACT OF 1939 Gulfport Energy Operating Corporation (f/k/a Gulfport Energy Corporation) (Issuer) Gulfport Energy Corporation (f/k/a Reorganized Gulfport Holdco, Inc.) Gator Marine Ivanhoe, Inc. Gator Marine, Inc. Gulfport Appal

May 17, 2021 EX-3.2

Amended and Restated Bylaws of Gulfport Energy Corporation.

Exhibit 3.2 AMENDED AND RESTATED BYLAWS OF GULFPORT ENERGY CORPORATION A DELAWARE CORPORATION (THE ?CORPORATION?) ADOPTED AS OF MAY 17, 2021 BYLAWS OF GULFPORT ENERGY CORPORATION Article I OFFICES Section 1.1 Registered Office. The registered office of the Corporation within the State of Delaware shall be the office of the corporation or individual acting as the Corporation?s registered agent in D

May 17, 2021 EX-10.1

Second Amended and Restated Credit Agreement, dated as of May 17, 2021, by and among Gulfport Energy Corporation, The Bank of Nova Scotia, the lenders party thereto, and the guarantors party thereto.

Exhibit 10.1 Execution Version Second Amended and Restated Credit Agreement Dated as of May 17, 2021, among Gulfport Energy Operating Corporation, As Borrower, Gulfport Energy Corporation, as Holdings, The Bank of Nova Scotia, As Administrative Agent and The Bank of Nova Scotia, JPMorgan Chase Bank, National Association, KeyBank National Association, PNC Bank, National Association, and Wells Fargo

May 17, 2021 8-A12B

Form 8-A

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-A FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES PURSUANT TO SECTION 12(b) OR (g) OF THE SECURITIES EXCHANGE ACT OF 1934 Gulfport Energy Corporation (Exact name of registrant as specified in its charter) Delaware 86-3684669 (State or other jurisdiction of incorporation) (IRS Employer Identification No.) 3001 Quail Sp

May 17, 2021 EX-10.3

Cooperation Agreement, dated as of May 17, 2021, by and among Gulfport Energy Corporation and Silver Point Capital, L.P.

Exhibit 10.3 Execution Version COOPERATION AGREEMENT This Cooperation Agreement (this ?Agreement?), dated as of May 17, 2021, is entered into by and between Gulfport Energy Corporation, a Delaware corporation (the ?Company?), and Silver Point Capital, L.P., a Delaware limited partnership (?Silver Point?). In consideration of and reliance upon the mutual covenants and agreements contained herein, a

May 17, 2021 EX-4.2

4(a)(2) Indenture, dated as of May 17, 2021, by and among Gulfport Energy Corporation, UMB Bank, National Association, as trustee, and the guarantors party thereto (including the form of note attached thereto).

EX-4.2 5 ea140991ex4-2gulfport.htm 4(A)(2) INDENTURE, DATED AS OF MAY 17, 2021, BY AND AMONG GULFPORT ENERGY CORPORATION, UMB BANK, NATIONAL ASSOCIATION, AS TRUSTEE, AND THE GUARANTORS PARTY THERETO (INCLUDING THE FORM OF NOTE ATTACHED THERETO) Exhibit 4.2 Gulfport Energy Operating Corporation Issuer 8.0% Senior Notes due 2026 INDENTURE Dated as of May 17, 2021 UMB Bank, National Association Trust

May 17, 2021 8-K

Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year, Entry into a Material Definitive Agreement, Termination of a Material Definitive Agreement, Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant, Entry into a Material Definitive Agreement, Unregistered Sales of Equity Securities, Material Modification to Rights of Security Holders, Changes in Control of Registrant, Departure of Directors or Certain Officers; Election of Directors; Appointment of Certain Officers; Compensatory Arrangements of Certain Officers, Financial Statements and Exhibits

UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, D.C. 20549 FORM 8-K CURRENT REPORT Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934 Date of Report (Date of earliest event reported): May 17, 2021 Gulfport Energy Corporation (Exact name of registrant as specified in its charter) Delaware 000-19514 86-3684669 (State or other jurisdiction of incorporation) (Commissio

May 17, 2021 EX-3.1

Amended and Restated Certificate of Incorporation of Gulfport Energy Corporation.

Exhibit 3.1 Execution Version AMENDED AND RESTATED CERTIFICATE OF INCORPORATION OF GULFPORT ENERGY CORPORATION Gulfport Energy Corporation (the ?Corporation?), a corporation organized and existing under the General Corporation Law of the State of Delaware (the ?DGCL?), does hereby certify as follows: 1. The name of the Corporation is ?Gulfport Energy Corporation.? The date of filing of the Corpora

May 17, 2021 EX-10.4

Interim CEO Agreement by and among Timothy Cutt and Gulfport, effective as of May 17, 2021.

Exhibit 10.4 May 17, 2021 Dear Tim Cutt: It is my pleasure to offer you the position of Interim Chief Executive Officer (?Interim CEO?) of Gulfport Energy Corporation (?Gulfport? or the ?Company,? and collectively with its direct and indirect subsidiaries, whether existing on the Emergence Date (defined below) or thereafter acquired or formed, the ?Gulfport Companies?) pursuant to the terms of thi

May 17, 2021 EX-10.2

Registration Rights Agreement, dated as of May 17, 2021, by and among Gulfport Energy Corporation and the holders party thereto.

Exhibit 10.2 REGISTRATION RIGHTS AGREEMENT by and among GULFPORT ENERGY CORPORATION and THE OTHER PARTIES HERETO Dated: May 17, 2021 TABLE OF CONTENTS Page Article I DEFINITIONS 1 1.1 Defined Terms 1 1.2 Other Defined Terms in this Agreement 6 Article II REGISTRATION RIGHTS 7 2.1 Demand Registration Rights 7 2.2 Shelf Registration Statements 10 2.3 Piggyback Registration Rights 13 2.4 Underwritten

May 17, 2021 EX-10.6

Gulfport Energy Corporation 2021 Stock Incentive Plan.

Exhibit 10.6 GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN GULFPORT ENERGY CORPORATION 2021 STOCK INCENTIVE PLAN TABLE OF CONTENTS Page Article 1 PURPOSE, ELIGIBILITY 1 1.1 General Purpose 1 1.2 Eligible Award Recipients 1 1.3 Available Awards 1 Article 2 DEFINITIONS 1 2.1 ?Administrator? 1 2.2 ?Award? 1 2.3 ?Award Agreement? 1 2.4 ?Beneficial Owner? 1 2.5 ?Board? 1 2.6 ?Cause? 2 2.7 ?Chan

May 17, 2021 EX-10.5

Employment Agreement by and among William Buese and Gulfport, effective as of May 17, 2021.

Exhibit 10.5 EMPLOYMENT AGREEMENT between GULFPORT ENERGY CORPORATION and William J. Buese Effective May 17, 2021 EMPLOYMENT AGREEMENT THIS AGREEMENT is made effective May 17, 2021 (the ?Effective Date?), between GULFPORT ENERGY CORPORATION, a Delaware corporation (the ?Company?) and William J. Buese, an individual (the ?Executive?). W I T N E S S E T H: WHEREAS, the Company desires to retain the

May 17, 2021 EX-4.1

1145 Indenture, dated as of May 17, 2021, by and among Gulfport Energy Corporation, UMB Bank, National Association, as trustee, and the guarantors party thereto (including the form of note attached thereto).

Exhibit 4.1 Gulfport Energy Operating Corporation Issuer 8.0% Senior 1145 Notes due 2026 INDENTURE Dated as of May 17, 2021 UMB Bank, National Association Trustee CROSS-REFERENCE TABLE Trust Indenture Act Section Indenture Section 310(a)(1) 7.10 (a)(2) 7.10 (a)(3) N.A. (a)(4) N.A. (b) 7.08; 7.10 (c) N.A. 311(a) 7.11 (b) 7.11 (c) N.A. 312(a) 2.05 (b) 11.03 (c) 11.03 313(a) 7.06 (b)(1) N.A. (b)(2) 7

May 14, 2021 POS AM

As filed with the United States Securities and Exchange Commission on May 14, 2021

As filed with the United States Securities and Exchange Commission on May 14, 2021 Registration No.

May 14, 2021 POS AM

As filed with the United States Securities and Exchange Commission on May 14, 2021

As filed with the United States Securities and Exchange Commission on May 14, 2021 Registration No.

May 14, 2021 POS AM

As filed with the Securities and Exchange Commission on May 14, 2021

As filed with the Securities and Exchange Commission on May 14, 2021 Registration No.

May 14, 2021 POSASR

As filed with the United States Securities and Exchange Commission on May 14, 2021

As filed with the United States Securities and Exchange Commission on May 14, 2021 Registration No.

May 14, 2021 S-8 POS

As filed with the United States Securities and Exchange Commission on May 14, 2021

As filed with the United States Securities and Exchange Commission on May 14, 2021 Registration No.

May 14, 2021 POS AM

As filed with the Securities and Exchange Commission on May 14, 2021

As filed with the Securities and Exchange Commission on May 14, 2021 Registration No.

May 14, 2021 POS AM

As filed with the Securities and Exchange Commission on May 14, 2021

As filed with the Securities and Exchange Commission on May 14, 2021 Registration No.

May 14, 2021 POS AM

As filed with the United States Securities and Exchange Commission on May 14, 2021

As filed with the United States Securities and Exchange Commission on May 14, 2021 Registration No.

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