Martin Marietta Materials discloses executive stock sale of 66 shares

Martin Marietta Materials reported an insider stock transaction by an executive vice president.

Accepted by SEC EDGAR 12/17/2025 - 04:18 PM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Martin Marietta Materials reported an insider stock transaction by an executive vice president. On 12/16/2025, the officer disposed of 66 shares of common stock at $629.49 per share, identified as transaction code F.

After this transaction, the executive vice president directly beneficially owned 62,594 shares of Martin Marietta Materials common stock.

Insider Trade Summary

Exercise Price or Tax Liability: 66 shares

Exercise Price or Tax Liability 1 txn

Insider BAR ROSELYN R

Role Executive Vice President

Type	Security	Shares	Price	Value
Exercise Price or Tax Liability	Common Stock	66	$629.49	$42K

Holdings After Transaction: Common Stock — 62,594 shares (Direct)

FAQ

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

What insider transaction did Martin Marietta Materials (MLM) disclose?

An executive vice president of Martin Marietta Materials reported disposing of 66 shares of common stock on 12/16/2025, recorded as transaction code F.

At what price were the Martin Marietta Materials (MLM) shares transacted?

The reported insider transaction involved common stock at a price of $629.49 per share.

How many Martin Marietta Materials (MLM) shares does the officer own after the trade?

Following the reported transaction, the executive vice president directly beneficially owned 62,594 shares of Martin Marietta Materials common stock.

What is the role of the reporting person in Martin Marietta Materials (MLM)?

The reporting person is an Executive Vice President of Martin Marietta Materials and is considered an officer of the company.

Is the Form 4 for Martin Marietta Materials (MLM) filed by one or multiple reporting persons?

The Form 4 is indicated as being filed by one reporting person, not by a group.

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

Form 4 Insider Transactions: What Each Field Means →

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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^*

BAR ROSELYN R

(Last) (First) (Middle)

MARTIN MARIETTA MATERIALS, INC.

4123 PARKLAKE AVENUE

(Street)

RALEIGH NC 27612

(City) (State) (Zip)

2. Issuer Name and Ticker or Trading Symbol
MARTIN MARIETTA MATERIALS INC [ MLM ]

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

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

3. Date of Earliest Transaction (Month/Day/Year)
12/16/2025

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	12/16/2025		F		66	D	$629.49	62,594	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:

	/s/ Bradley D. Kohn, attorney-in-fact	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.