Granite Ridge director adds 648 shares via dividend reinvestment

Granite Ridge Resources director Matthew R. Miller acquired 648 shares of common stock on December 15, 2025 at $5.13 per share through dividend reinvestment in a brokerage account.

Accepted by SEC EDGAR 12/17/2025 - 11:44 AM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Granite Ridge Resources director Matthew R. Miller acquired 648 shares of common stock on December 15, 2025 at $5.13 per share through dividend reinvestment in a brokerage account.

Following this transaction, he directly beneficially owned 1,298,166 shares of Granite Ridge Resources common stock.

Insider Trade Summary

Net Buyer: 648 shares

Net Buy 1 txn

Insider Miller Matthew Reade

Role Director

Bought 648 shs ($3K)

Increase in Position 0.05%

Type	Security	Shares	Price	Value
Purchase	Common Stock, par value $0.0001 per share	648	$5.13	$3K

Holdings After Transaction: Common Stock, par value $0.0001 per share — 1,298,166 shares (Direct)

Holdings Before and After: Common Stock, par value $0.0001 per share, 1,297,518 to 1,298,166 shares (Direct)

Other Insiders: 2 other insiders reported open-market purchases of this stock in the 30 days up to this filing.

Footnotes (1)

1. F1. Shares acquired through automatic dividend reinvestment pursuant to the terms of a brokerage account.

FAQ

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

What insider transaction in GRNT stock was reported?

A director of Granite Ridge Resources (GRNT), Matthew R. Miller, acquired 648 shares of the company’s common stock.

On what date did the Granite Ridge Resources (GRNT) insider purchase occur?

The reported acquisition of Granite Ridge Resources shares took place on December 15, 2025.

At what price were the new Granite Ridge Resources (GRNT) shares acquired?

The 648 shares of Granite Ridge Resources common stock were acquired at a price of $5.13 per share.

How many Granite Ridge Resources (GRNT) shares does the director own after this transaction?

After the reported transaction, director Matthew R. Miller directly beneficially owned 1,298,166 shares of Granite Ridge Resources common stock.

How were the new Granite Ridge Resources (GRNT) shares acquired?

The 648 shares were acquired through automatic dividend reinvestment pursuant to the terms of a brokerage account.

What is the relationship of the reporting person to Granite Ridge Resources (GRNT)?

The reporting person, Matthew R. Miller, is identified as a director of Granite Ridge Resources.

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

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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^*

Miller Matthew Reade

(Last) (First) (Middle)

5217 MCKINNEY AVE., SUITE 400

(Street)

DALLAS TX 75205

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
Granite Ridge Resources, Inc. [ GRNT ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
12/15/2025

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

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

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

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, par value $0.0001 per share	12/15/2025		P(1)		648	A	$5.13	1,298,166	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:

1. Shares acquired through automatic dividend reinvestment pursuant to the terms of a brokerage account.

Remarks:

	/s/ Emily Fuquay, by power of attorney for Matthew R. Miller	12/17/2025
	** 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.