Granite Ridge (NYSE: GRNT) director adds shares through dividend reinvestment plan

Rhea-AI Filing Summary

Granite Ridge Resources director Matthew Reade Miller increased his stake through an automatic dividend reinvestment. He acquired 658 shares of common stock on March 13, 2026 at a price of $5.15 per share, via his brokerage account’s dividend reinvestment program.

After this transaction, he directly owns 1,328,839 shares of Granite Ridge Resources common stock. This filing reflects a small, routine net purchase rather than a large discretionary trade.

Insider Trade Summary

Net Buyer: 658 shares ($3,389)

Net Buy 1 txn

Insider Miller Matthew Reade

Role Director

Bought 658 shs ($3K)

Type	Security	Shares	Price	Value
Purchase	Common Stock, par value $0.0001 per share	658	$5.15	$3K

Holdings After Transaction: Common Stock, par value $0.0001 per share — 1,328,839 shares (Direct)

Footnotes (1)

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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^*

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)
03/13/2026

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	03/13/2026		P(1)		658	A	$5.15	1,328,839	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	03/17/2026
	** 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.

FAQ

What did Granite Ridge Resources (GRNT) director Matthew Reade Miller do in this Form 4 filing?

Director Matthew Reade Miller reported buying 658 Granite Ridge Resources shares. The acquisition occurred via automatic dividend reinvestment in his brokerage account, indicating a routine increase in his direct common stock holdings rather than a large discretionary market purchase.

How many Granite Ridge Resources (GRNT) shares did Matthew Reade Miller purchase and at what price?

Matthew Reade Miller acquired 658 shares of Granite Ridge Resources common stock. The shares were purchased at a price of $5.15 per share through automatic dividend reinvestment, as disclosed in the Form 4 footnote describing his brokerage account program.

What are Matthew Reade Miller’s total Granite Ridge Resources (GRNT) holdings after this transaction?

Following the reported transaction, Matthew Reade Miller directly holds 1,328,839 shares of Granite Ridge Resources common stock. This total reflects the addition of 658 shares obtained via his brokerage account’s automatic dividend reinvestment feature on March 13, 2026.

Was the Granite Ridge Resources (GRNT) Form 4 transaction an open-market trade or dividend reinvestment?

The Form 4 labels the transaction as an open-market purchase, but the footnote clarifies it was automatic dividend reinvestment. Shares were acquired under the terms of Miller’s brokerage account dividend reinvestment program, rather than a discretionary market order.

Does this Granite Ridge Resources (GRNT) Form 4 indicate any derivative or option activity?

No derivative or option activity appears in this Form 4. The filing shows only one non-derivative transaction: a purchase of 658 common shares through automatic dividend reinvestment, with no remaining derivative positions listed in the derivative summary section.

How significant is Matthew Reade Miller’s 658-share purchase of Granite Ridge Resources (GRNT)?

The purchase of 658 shares is small relative to Miller’s total 1,328,839-share direct position. It reflects routine reinvestment of dividends rather than a large strategic trade, so it represents only a minor incremental increase in his overall Granite Ridge Resources holdings.