Director at Gulfport Energy (GPOR) sells 400 shares in open-market trade

Rhea-AI Filing Summary

Gulfport Energy Corp director Jason Joseph Martinez sold shares in the company. On April 2, 2026, he completed an open-market sale of 400 shares of Gulfport Energy Common Stock at $213.40 per share.

After this transaction, Martinez directly owns 3,888 shares of Gulfport Energy Common Stock. This filing simply records the change in his personal holdings and confirms he continues to maintain a meaningful equity stake in the company.

Insider Trade Summary

Net Seller: 400 shares ($85,360)

Net Sell 1 txn

Insider Martinez Jason Joseph

Role Director

Sold 400 shs ($85K)

Type	Security	Shares	Price	Value
Sale	Common Stock	400	$213.40	$85K

Holdings After Transaction: Common Stock — 3,888 shares (Direct)

Footnotes (1)

Key Figures

Shares sold: 400 shares Sale price per share: $213.40 per share Shares owned after transaction: 3,888 shares

3 metrics

Shares sold 400 shares Open-market sale of Common Stock on April 2, 2026

Sale price per share $213.40 per share Price for the 400 Gulfport Energy Common Stock shares sold

Shares owned after transaction 3,888 shares Director Jason Joseph Martinez’s direct holdings after the sale

Key Terms

Common Stock, open-market sale, Form 4

3 terms

Common Stock financial

"security_title: "Common Stock""

Common stock represents ownership shares in a company, giving investors a stake in its success and a say in important decisions through voting rights. It is the most common type of stock traded on markets and can provide income through dividends, as well as potential for value growth. For investors, holding common stock means sharing in the company’s profits and risks.

open-market sale financial

"transaction_action: "open-market sale""

An open-market sale is when a shareholder sells existing shares directly on a public exchange to any willing buyer, rather than through a private deal. Think of it like putting goods on a busy market stall where price is set by supply and demand; for investors it matters because such sales increase available supply, can put short-term downward pressure on the stock price, and signal changes in liquidity or investor confidence.

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

Form 4 Insider Transactions: What Each Field Means →

SEC Form 4

FORM 4

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940

OMB APPROVAL

OMB Number:			3235-0287
Estimated average burden
hours per response:			0.5

Check this box if no longer subject to Section 16. Form 4 or Form 5 obligations may continue. See Instruction 1(b).

Check this box to indicate that a transaction was made pursuant to a contract, instruction or written plan for the purchase or sale of equity securities of the issuer that is intended to satisfy the affirmative defense conditions of Rule 10b5-1(c). See Instruction 10.

1. Name and Address of Reporting Person^*

Martinez Jason Joseph

(Last) (First) (Middle)

713 MARKET DRIVE

(Street)

OKLAHOMA CITY OKLAHOMA 73114

(City) (State) (Zip)

UNITED STATES

(Country)

2. Issuer Name and Ticker or Trading Symbol
GULFPORT ENERGY CORP [ GPOR ]

5. Relationship of Reporting Person(s) to Issuer
(Check all applicable)

X	Director		10% Owner
	Officer (give title below)		Other (specify below)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
04/02/2026

6. Individual or Joint/Group Filing (Check Applicable Line)

X	Form filed by One Reporting Person
	Form filed by More than One Reporting Person

4. If Amendment, Date of Original Filed (Month/Day/Year)

Table I - Non-Derivative Securities Acquired, Disposed of, or Beneficially Owned
1. Title of Security (Instr. 3)	2. Transaction Date (Month/Day/Year)	2A. Deemed Execution Date, if any (Month/Day/Year)	3. Transaction Code (Instr. 8)		4. Securities Acquired (A) or Disposed Of (D) (Instr. 3, 4 and 5)			5. Amount of Securities Beneficially Owned Following Reported Transaction(s) (Instr. 3 and 4)	6. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	7. Nature of Indirect Beneficial Ownership (Instr. 4)
			Code	V	Amount	(A) or (D)	Price
Common Stock	04/02/2026		S		400	D	$213.4	3,888	D

Table II - Derivative Securities Acquired, Disposed of, or Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 3)	2. Conversion or Exercise Price of Derivative Security	3. Transaction Date (Month/Day/Year)	3A. Deemed Execution Date, if any (Month/Day/Year)	4. Transaction Code (Instr. 8)		5. Number of Derivative Securities Acquired (A) or Disposed of (D) (Instr. 3, 4 and 5)		6. Date Exercisable and Expiration Date (Month/Day/Year)		7. Title and Amount of Securities Underlying Derivative Security (Instr. 3 and 4)		8. Price of Derivative Security (Instr. 5)	9. Number of derivative Securities Beneficially Owned Following Reported Transaction(s) (Instr. 4)	10. Ownership Form: Direct (D) or Indirect (I) (Instr. 4)	11. Nature of Indirect Beneficial Ownership (Instr. 4)
				Code	V	(A)	(D)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares

Explanation of Responses:

Remarks:

	/s/ Patrick Craine, Attorney-in-Fact	04/03/2026
	** Signature of Reporting Person	Date
Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
* If the form is filed by more than one reporting person, see Instruction 4 (b)(v).
** Intentional misstatements or omissions of facts constitute Federal Criminal Violations See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
* Form 4: SEC 1474 (03-26)

FAQ

What insider transaction did Gulfport Energy (GPOR) disclose in this Form 4?

Gulfport Energy disclosed that director Jason Joseph Martinez executed an open-market sale of 400 shares of Common Stock. The transaction occurred on April 2, 2026, and reflects a routine adjustment to his personal holdings rather than a company-level financing event.

How many Gulfport Energy (GPOR) shares did the director sell and at what price?

Director Jason Joseph Martinez sold 400 shares of Gulfport Energy Common Stock at a price of $213.40 per share. This was an open-market sale, meaning the transaction was executed through the public market rather than in a private negotiated deal.

How many Gulfport Energy (GPOR) shares does the director hold after the sale?

After the reported sale, Jason Joseph Martinez directly owns 3,888 shares of Gulfport Energy Common Stock. This post-transaction holding shows he remains exposed to the company’s equity performance despite trimming his position through the open-market sale.

Was the Gulfport Energy (GPOR) insider transaction a buy or a sell?

The transaction was a sell. The Form 4 identifies the code “S,” described as a sale in an open market or private transaction, and classifies it as an open-market sale of Common Stock by director Jason Joseph Martinez.

Does the Gulfport Energy (GPOR) Form 4 show any options or derivative exercises?

No, this Form 4 only reports a non-derivative transaction in Common Stock. The derivative summary section is empty, indicating there were no option exercises, warrant conversions, or other derivative security transactions reported for this particular filing.

Who is the insider involved in this Gulfport Energy (GPOR) Form 4 filing?

The insider is Jason Joseph Martinez, identified as a director of Gulfport Energy Corp. The filing lists him as the reporting person and attributes the directly held Common Stock and the reported open-market sale of 400 shares to his personal holdings.