[Form 3] James Hardie Industries plc Initial Statement of Beneficial Ownership

James Hardie Industries plc executive David Lawrence Hill, the company’s CAO, has filed an initial Form 3 showing his beneficial ownership in the company’s ordinary shares.

Rhea-AI Filing Summary

James Hardie Industries plc executive David Lawrence Hill, the company’s CAO, has filed an initial Form 3 showing his beneficial ownership in the company’s ordinary shares. The filing reports a direct holding of 10,031 ordinary shares, including 7,707 restricted stock units.

The 7,707 RSUs are scheduled to vest over several future dates: 2,532 on August 17, 2026, 2,032 on December 9, 2026, 1,782 on August 17, 2027, and 1,361 on August 17, 2028. This schedule outlines when these stock-based awards will convert into ordinary shares if service conditions are met.

Insider Trade Summary

1 transaction reported

Mixed 1 txn

Insider Hill David Lawrence

Role CAO

Type	Security	Shares	Price	Value
holding	Ordinary shares	--	--	--

Holdings After Transaction: Ordinary shares — 10,031 shares (Direct)

Footnotes (1)

1. F1. Includes 7,707 restricted stock units (RSUs) that will vest as follows: 2,532 on August 17, 2026, 2,032 RSUs that will vest on December 9, 2026, 1,782 RSUs that will vest on August 17, 2027, and 1,361 RSUs that will vest on August 17, 2028.

Key Figures

Total ordinary shares owned: 10,031 shares Total RSUs included: 7,707 RSUs RSUs vesting on August 17, 2026: 2,532 RSUs +3 more

6 metrics

Total ordinary shares owned 10,031 shares Direct ownership following reported holding entry

Total RSUs included 7,707 RSUs Restricted stock units included within reported holdings

RSUs vesting on August 17, 2026 2,532 RSUs First scheduled vesting tranche

RSUs vesting on December 9, 2026 2,032 RSUs Second scheduled vesting tranche

RSUs vesting on August 17, 2027 1,782 RSUs Third scheduled vesting tranche

RSUs vesting on August 17, 2028 1,361 RSUs Final scheduled vesting tranche

Key Terms

Ordinary shares, restricted stock units (RSUs), vest

3 terms

Ordinary shares financial

"security_title: "Ordinary shares""

Ordinary shares are a type of ownership stake in a company, giving shareholders a right to participate in the company’s profits and decision-making through voting. They are similar to owning a piece of a business, and their value can rise or fall based on the company's performance. Investors buy ordinary shares to potentially earn dividends and benefit from the company's growth over time.

restricted stock units (RSUs) financial

"Includes 7,707 restricted stock units (RSUs) that will vest as follows"

Restricted stock units (RSUs) are a type of company promise to give employees shares of stock in the future, usually after certain conditions like working for a set time. They are like a gift promised today that you receive later, which can become valuable if the company's stock price goes up. RSUs matter because they are a way companies reward employees and can be a significant part of compensation.

vest financial

"RSUs that will vest on August 17, 2027, and 1,361 RSUs that will vest"

A vest is the process by which an employee earns the right to receive certain benefits or ownership interests, such as stock or retirement funds, over time. It’s similar to earning a reward gradually, ensuring that the benefit becomes fully yours only after a set period or meeting specific conditions. This makes it important for investors because it determines when they can actually claim or use those benefits.

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

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Accepted by SEC EDGAR 04/07/2026 - 04:34 PM 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^*

Hill David Lawrence

(Last) (First) (Middle)

303 E. WACKER DR.

STE 2500

(Street)

CHICAGO ILLINOIS 60601

(City) (State) (Zip)

UNITED STATES

(Country)

2. Date of Event Requiring Statement (Month/Day/Year)
03/18/2026

3. Issuer Name and Ticker or Trading Symbol
James Hardie Industries plc [ JHX ]

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)

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

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)
Ordinary shares	10,031	D(1)

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:

1. Includes 7,707 restricted stock units (RSUs) that will vest as follows: 2,532 on August 17, 2026, 2,032 RSUs that will vest on December 9, 2026, 1,782 RSUs that will vest on August 17, 2027, and 1,361 RSUs that will vest on August 17, 2028.

Remarks:

Exhibit 24 - Power of Attorney

	/s/ Aoife Rockett, as attorney-in-fact for David L. Hill	04/07/2026
	** 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)