SEC FORM 3

SEC FORM 3 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

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1. Name and Address of Reporting Person^*

Skelly Jonathan

(Last)

(First)

(Middle)

303 E. WACKER DR.

STE. 2500

(Street)

CHICAGO

60601

(City)

(State)

(Zip)

2. Date of Event Requiring Statement (Month/Day/Year)
03/17/2026

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

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

	Director	10% Owner
X	Officer (give title below)	Other (specify below)
	Pres. James Hardie NA

5. 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 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	313,484⁽¹⁾	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)
1. Title of Derivative Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	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)
Employee Stock Option (Right to Buy)	⁽²⁾	06/16/2030	Ordinary shares	337,721	$11.23	D
Employee Stock Option (Right to Buy)	⁽²⁾	12/04/2030	Ordinary shares	16,336	$16.73	D
Employee Stock Option (Right to Buy)	⁽²⁾	07/01/2032	Ordinary shares	5,110	$8.49	D
Employee Stock Option (Right to Buy)	⁽²⁾	11/19/2031	Ordinary shares	12,405	$20.12	D
Employee Stock Option (Right to Buy)	⁽³⁾	12/12/2032	Ordinary shares	49,982	$9.85	D
Employee Stock Option (Right to Buy)	⁽⁴⁾	12/15/2033	Ordinary shares	31,420	$18.62	D
Employee Stock Option (Right to Buy)	⁽⁵⁾	12/15/2034	Ordinary shares	19,340	$26.12	D

Explanation of Responses:

1. Includes 126,901 RSUs that vest as follows: 25,188 on December 15, 2026, 15,971 on December 15 2027 and 85,742 on February 8, 2029.

2. The options were exercisable as of July 1, 2025, when they were assumed by the issuer in connection with its acquisition of The AZEK Company Inc.

3. The options became exercisable in three equal installments on December 12, 2023, 2024 and 2025.

4. The options become exercisable in three equal installments on December 15, 2024, 2025 and 2026.

5. The options become exercisable in three equal installments on December 15, 2025, 2026 and 2027.

Remarks:

Exhibit 24 - Power of Attorney

	/s/ Aoife Rockett, as attorney-in-fact for Jonathan Skelly	03/17/2026
	** 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.

New insider Skelly Jonathan claimed ownership of 313,484 units of Ordinary shares (SEC Form 3)