Martin Marietta (MLM) director granted 313 Common Stock shares as compensation

Rhea-AI Filing Summary

WAJSGRAS DAVID C reported acquisition or exercise transactions in this Form 4 filing.

Martin Marietta Materials director David C. Wajsgras received a grant of 313 shares of Common Stock on May 14, 2026. The shares were awarded at no cash cost to him, and his directly held stake increased to 4,959 shares following this compensation-related award.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider WAJSGRAS DAVID C

Role null

Type	Security	Shares	Price	Value
Grant/Award	Common Stock	313	$0.00	--

Holdings After Transaction: Common Stock — 4,959 shares (Direct, null)

Footnotes (1)

Key Figures

Shares granted: 313 shares Grant price per share: $0.0000 per share Total shares after grant: 4,959 shares

3 metrics

Shares granted 313 shares Common Stock grant on May 14, 2026

Grant price per share $0.0000 per share Reported transaction price for awarded shares

Total shares after grant 4,959 shares Direct holdings following the transaction

Key Terms

Grant, award, or other acquisition, Common Stock, non-derivative, direct ownership

4 terms

Grant, award, or other acquisition financial

"transaction_code_description": "Grant, award, or other acquisition"

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.

non-derivative financial

"transaction_type": "non-derivative""

direct ownership financial

"ownership_type": "direct""

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 NORTH CAROLINA 27612

(City) (State) (Zip)

UNITED STATES

(Country)

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)

2a. Foreign Trading Symbol

3. Date of Earliest Transaction (Month/Day/Year)
05/14/2026

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	05/14/2026		A		313	A	$0	4,959	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/ Sara W. Brown, attorney-in-fact	05/18/2026
	** 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 Martin Marietta Materials (MLM) report for David C. Wajsgras?

Martin Marietta Materials reported that director David C. Wajsgras received a grant of 313 shares of Common Stock. This was a compensation-related award rather than a market purchase, increasing his directly held position to 4,959 shares after the transaction.

Was the May 14, 2026 MLM insider transaction a stock purchase or a grant?

The May 14, 2026 transaction was a grant, not a market purchase. Form 4 lists transaction code "A" described as a "Grant, award, or other acquisition," indicating shares were awarded as compensation rather than bought in the open market.

How many MLM shares does David C. Wajsgras hold after this Form 4 transaction?

After receiving the 313-share grant, David C. Wajsgras directly holds 4,959 shares of Martin Marietta Materials Common Stock. The Form 4 identifies this as his total shares following the compensation-related award reported for May 14, 2026.

What price was paid for the 313 Martin Marietta (MLM) shares granted to David C. Wajsgras?

The 313 granted shares carried a reported transaction price of $0.0000 per share. This reflects that the shares were awarded as compensation, so no cash was paid by David C. Wajsgras to acquire them in this Form 4 transaction.

Is the Martin Marietta (MLM) Form 4 transaction a buy or sell signal from the director?

The Form 4 shows a grant classified as a "Grant, award, or other acquisition," not a discretionary buy or sell. It reflects routine compensation, with 313 shares added to David C. Wajsgras’s holdings, rather than an open-market trading decision.