Martin Marietta director granted 313 MLM shares

Pike Thomas reported acquisition or exercise transactions in this Form 4 filing.

Rhea-AI Filing Summary

Pike Thomas reported acquisition or exercise transactions in this Form 4 filing.

Martin Marietta Materials director Thomas Pike received a grant of 313 shares of Common Stock. The award was recorded at a price of $0.00 per share, indicating a compensation-related stock grant rather than an open-market purchase. Following this transaction, Pike directly owns 4,904 shares of Martin Marietta Materials Common Stock, reflecting a modest increase in his equity stake aligned with director compensation.

Insider Trade Summary

Grant/Award: 313 shares

Grant/Award 1 txn

Insider Pike Thomas

Role Director

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

Holdings After Transaction: Common Stock — 4,904 shares (Direct)

Key Figures

Shares granted: 313 shares Grant price: $0.00 per share Shares owned after: 4,904 shares +1 more

4 metrics

Shares granted 313 shares Grant of Common Stock on 2026-05-14

Grant price $0.00 per share Compensation-related stock award

Shares owned after 4,904 shares Direct ownership following the grant

Transaction code A Grant, award, or other acquisition of Common Stock

Key Terms

Common Stock, Grant, award, or other acquisition, Form 4, direct ownership

4 terms

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.

Grant, award, or other acquisition financial

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

Form 4 regulatory

"INSIDER FILING DATA (Form 4)"

Form 4 is a official document that company insiders, such as executives or major shareholders, file with regulators whenever they buy or sell company shares. It provides transparency about how those with inside knowledge are trading, helping investors see if insiders are confident in the company's prospects or may be selling for personal reasons. This information can influence investor decisions by revealing insiders' perspectives on the company's value.

direct ownership financial

"ownership_type: "direct" and ownership_code: "D""

FAQ

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

What insider transaction did Martin Marietta (MLM) report for Thomas Pike?

Martin Marietta reported that director Thomas Pike received a grant of 313 shares of Common Stock. This was a compensation-related award, not an open-market trade, and increased his direct holdings in the company.

How many Martin Marietta (MLM) shares does Thomas Pike own after this Form 4?

After the reported transaction, director Thomas Pike directly owns 4,904 shares of Martin Marietta Common Stock. This total includes the newly granted 313-share award disclosed in the Form 4 filing.

Was Thomas Pike’s Martin Marietta (MLM) stock grant an open-market purchase?

No. The Form 4 classifies the transaction as a grant, award, or other acquisition with a price of $0.00 per share, indicating a compensation grant rather than an open-market stock purchase.

What transaction code is used for Thomas Pike’s Martin Marietta (MLM) stock award?

The transaction is coded “A” on the Form 4, described as a grant, award, or other acquisition of 313 shares of Common Stock, reflecting equity compensation rather than a buy or sell order.

Is Thomas Pike’s Martin Marietta (MLM) ownership direct or indirect after this filing?

The filing shows direct ownership following the transaction. After receiving 313 awarded shares, Thomas Pike directly holds 4,904 shares of Martin Marietta Common Stock according to the Form 4 data.

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

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Accepted by SEC EDGAR 05/18/2026 - 05:37 PM EDT Learn about SEC filing dates

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^*

Pike Thomas

(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	4,904	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)