James Hardie (JHX) COO Ryan Kilcullen reports holding 66,499 shares

Rhea-AI Filing Summary

James Hardie Industries plc Chief Operations Officer Ryan Kilcullen filed an initial ownership report showing his existing stake in the company. The Form 3 lists beneficial ownership of 66,499 ordinary shares held directly. This filing records his current position as an executive rather than reporting a new share purchase or sale.

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^*

Kilcullen Ryan

(Last) (First) (Middle)

303 E. WACKER DR.

STE. 2500

(Street)

CHICAGO IL 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)
	Chief Operations Officer

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	66,499	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:

Remarks:

Exhibit 24 - Power of Attorney

	/s/ Aoife Rockett, as attorney-in-fact for Ryan Kilcullen	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.
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FAQ

What does the James Hardie (JHX) Form 3 filing by Ryan Kilcullen show?

The Form 3 shows Chief Operations Officer Ryan Kilcullen’s existing ownership in James Hardie Industries plc. It reports beneficial ownership of 66,499 ordinary shares held directly, establishing his baseline equity position as an executive officer.

How many James Hardie (JHX) shares does Ryan Kilcullen report owning?

Ryan Kilcullen reports beneficial ownership of 66,499 ordinary shares of James Hardie Industries plc. These shares are listed as directly owned, providing a clear view of his personal equity stake in the company as of this initial ownership filing.

Does the James Hardie (JHX) Form 3 indicate that Ryan Kilcullen bought or sold shares?

The Form 3 does not report any specific buy or sell transactions. Instead, it classifies the entry as a holding, simply establishing that Ryan Kilcullen beneficially owns 66,499 ordinary shares directly as of the reported date.

What type of security does Ryan Kilcullen hold in James Hardie (JHX)?

The filing shows that Ryan Kilcullen holds ordinary shares of James Hardie Industries plc. The Form 3 lists 66,499 ordinary shares, all categorized as directly owned, with no derivative securities reported in the accompanying derivative position summary.

Are any derivative securities reported for Ryan Kilcullen in the James Hardie (JHX) Form 3?

No derivative securities are listed for Ryan Kilcullen in this Form 3. The derivative summary is empty, and the filing only identifies 66,499 ordinary shares held directly, indicating no reported options or other derivative positions in this disclosure.

What is Ryan Kilcullen’s role at James Hardie (JHX) in this Form 3 filing?

Ryan Kilcullen is identified as Chief Operations Officer of James Hardie Industries plc. The Form 3 links his officer role to his reported beneficial ownership of 66,499 ordinary shares, providing transparency on his equity interest as a senior executive.