Martin Marietta (MLM) director granted 56 common stock units

Rhea-AI Filing Summary

Martin Marietta Materials director David C. Wajsgras reported an equity award under the company’s director stock plan. On this date, he acquired 56 common stock units at a reference price of $676.57 per share, increasing his directly held common stock to 4,646 shares.

The units were accrued under the Common Stock Purchase Plan for Directors and will be settled in stock in a lump sum or installments over time, generally after he ceases to be a non-employee director, according to his prior election under the plan.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider WAJSGRAS DAVID C

Role Director

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	56	$676.57	$38K

Holdings After Transaction: Common Stock — 4,646 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^*

WAJSGRAS DAVID C

(Last) (First) (Middle)

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)

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

3. Date of Earliest Transaction (Month/Day/Year)
02/27/2026

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	02/27/2026		A		56(1)	A	$676.57	4,646	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. Common stock units were accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors (the "Plan") and are to be settled in stock in a lump sum or in installments not to exceed 10 years commencing on (i) the date the reporting person ceases to be a Non-Employee Director, (ii) the date that is one month and one year following the date the reporting person ceases to be a Non-Employee Director, or (iii) the date elected by the Non-Employee Director that is later than the third anniversary of the date the fees are earned, in accordance with the reporting person's election under the Plan.

	/s/ Sara W. Brown, attorney-in-fact	03/02/2026
	** 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 insider transaction did MLM director David C. Wajsgras report?

David C. Wajsgras reported an acquisition of 56 common stock units in Martin Marietta Materials. These were granted under the company’s director stock purchase plan, representing an equity award rather than an open-market purchase of shares on a stock exchange.

At what price were the Martin Marietta (MLM) stock units valued in this award?

The 56 common stock units for David C. Wajsgras were valued at $676.57 per share. This figure is a reference price used for the award calculation under the director stock plan, not necessarily the actual market trading price at the time of the grant.

How many Martin Marietta (MLM) shares does David C. Wajsgras hold after this transaction?

Following the award of 56 common stock units, David C. Wajsgras reported ownership of 4,646 Martin Marietta common shares. This total reflects his directly held stake after the equity grant recorded in the filing, as disclosed in the post-transaction holdings figure.

What plan governed the stock units awarded to the MLM director?

The stock units accrued under the Martin Marietta Materials, Inc. Common Stock Purchase Plan for Directors. This plan allows non-employee directors to receive fees in stock units, which are later settled in common shares according to the director’s elected distribution schedule.

When will the awarded Martin Marietta (MLM) stock units be settled into shares?

The common stock units will be settled in stock in a lump sum or installments, generally after David C. Wajsgras ceases to be a non-employee director or on a later elected date, consistent with his prior distribution election under the director stock purchase plan.