Martin Marietta director Delly reports zero holdings

Martin Marietta Materials director Gayla J. Delly has filed an initial Form 3 reporting her beneficial ownership in the company’s common stock.

Rhea-AI Filing Summary

Martin Marietta Materials director Gayla J. Delly has filed an initial Form 3 reporting her beneficial ownership in the company’s common stock. The filing shows she held 0 shares of Common Stock as of May 14, 2026, indicating no reportable equity position at that time.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider DELLY GAYLA J

Role Director

Type	Security	Shares	Price	Value
holding	Common Stock	--	--	--

Holdings After Transaction: Common Stock — 0 shares (Direct)

Key Figures

Common stock held: 0 shares Reported date: May 14, 2026 Transaction records: 1 holding entry +1 more

4 metrics

Common stock held 0 shares Total shares of Common Stock following holding entry

Reported date May 14, 2026 Transaction date for the Common Stock holding entry

Transaction records 1 holding entry Form 3 shows one holding-type entry with unknown code

Net buy/sell shares 0 shares Transaction summary indicates neutral net buy/sell activity

Key Terms

Form 3, beneficial ownership, Common Stock

3 terms

Form 3 regulatory

"Director Gayla J. Delly has filed an initial Form 3 reporting her beneficial ownership"

Form 3 is the initial public filing that officers, directors and large shareholders must submit to report their ownership of a company’s securities when they become insiders. It acts like an opening inventory sheet that gives investors a starting point to see who holds significant stakes and to spot later trades or potential conflicts of interest, helping assess insider confidence and transparency.

beneficial ownership financial

"filed an initial Form 3 reporting her beneficial ownership in the company’s common stock"

Beneficial ownership means the person or entity that actually enjoys the benefits of owning shares or other assets — such as receiving dividends, voting rights, or price gains — even if the legal title is held in another name. For investors it matters because knowing who truly controls and profits from a company reveals who can influence decisions, exposes potential conflicts of interest or hidden concentration of power, and affects transparency and risk in the stock.

Common Stock financial

"The filing shows she held 0 shares of Common Stock as of May 14, 2026"

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.

FAQ

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

What does Gayla J. Delly’s Form 3 for MLM show?

The Form 3 for MARTIN MARIETTA MATERIALS INC (MLM) shows director Gayla J. Delly reporting 0 shares of Common Stock. This indicates she had no reportable beneficial ownership in MLM common stock as of the filing’s reported date.

Is Gayla J. Delly a director of Martin Marietta Materials (MLM)?

Yes. The Form 3 identifies Gayla J. Delly as a director of Martin Marietta Materials Inc. She is not listed as an officer or 10% owner, and the filing focuses on her beneficial ownership in common stock.

How many MLM shares does Gayla J. Delly report owning on Form 3?

The Form 3 reports that Gayla J. Delly beneficially owns 0 shares of Common Stock in Martin Marietta Materials Inc. The total shares following the reported holding entry are shown as 0.0000, indicating no reportable position.

Does Gayla J. Delly’s Form 3 for MLM show any insider transactions?

No specific buy or sell transactions are shown. The filing reflects a holding entry with zero shares and an unknown transaction code, functioning as an initial statement of beneficial ownership without trade activity.

What type of security is reported on Gayla J. Delly’s MLM Form 3?

The Form 3 reports Common Stock of Martin Marietta Materials Inc. It shows total shares following the reported holding as 0.0000, so there is no disclosed beneficial ownership position in this security as of the reported date.

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

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Accepted by SEC EDGAR 05/18/2026 - 05:27 PM EDT Learn about SEC filing dates

SEC Form 3

FORM 3

UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

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:			3235-0104
Estimated average burden
hours per response:			0.5

1. Name and Address of Reporting Person^*

DELLY GAYLA J

(Last) (First) (Middle)

4123 PARKLAKE AVENUE

(Street)

RALEIGH NORTH CAROLINA 27612

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
05/14/2026

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

3a. Foreign Trading Symbol

5. If Amendment, Date of Original Filed (Month/Day/Year)

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

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

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 Beneficially Owned
1. Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	0	D

Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4)	2. Date Exercisable and Expiration Date (Month/Day/Year)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
	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 5 (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 3: SEC 1473 (03-26)