MFS reports 5.9% stake in James Hardie

James Hardie Industries plc: Massachusetts Financial Services Company reports a 13G beneficial-ownership stake.

Rhea-AI Filing Summary

James Hardie Industries plc: Massachusetts Financial Services Company reports a 13G beneficial-ownership stake. Massachusetts Financial Services Company reports beneficial ownership of 34,335,971 shares of Common Stock, representing 5.9% of the class as of 03/31/2026. The filing shows sole voting power for 32,395,506 shares and sole dispositive power for 34,335,971 shares. The filing is signed by the filer’s Compliance Director on 05/14/2026.

Insights

Institutional Ownership Analyst

Massachusetts Financial Services reports a 5.9% stake in James Hardie as of 03/31/2026.

The filing is a Schedule 13G disclosure listing 34,335,971 shares beneficially owned and quantifies voting and dispositive powers: sole voting power 32,395,506, sole dispositive power 34,335,971. This is a passive investor ownership disclosure under Section 13.

Timing and cash-flow treatment are not stated; subsequent filings would show any change in position.

Key Figures

Filing type: Schedule 13G Beneficial ownership: 34,335,971 shares Percent of class: 5.9% +2 more

5 metrics

Filing type Schedule 13G Ownership disclosure

Beneficial ownership 34,335,971 shares as of <date>03/31/2026</date>

Percent of class 5.9% as of <date>03/31/2026</date>

Sole voting power 32,395,506 shares reported voting power

Sole dispositive power 34,335,971 shares reported dispositive power

Key Terms

Schedule 13G, Beneficially owned, Sole dispositive power, Sole voting power

4 terms

Schedule 13G regulatory

"Name of filing: SCHEDULE 13G (beneficial ownership disclosure)"

A Schedule 13G is a formal document that investors file with the government when they acquire a large ownership stake in a company, usually for investment purposes rather than control. It helps keep the public informed about who owns significant parts of a company's shares, which can influence how the company is managed and how investors make decisions. Filing this schedule is important for transparency and understanding the ownership landscape of publicly traded companies.

Beneficially owned financial

"Amount beneficially owned: 34,335,971 shares of Common Stock"

Beneficially owned describes securities or assets where a person has the economic rights and control—such as the right to receive dividends and to direct voting—even if legal title is held in another name. Think of it like having the keys and using a car that’s registered to someone else: you get the benefits and make decisions. Investors care because beneficial ownership reveals who truly controls value and voting power, affecting corporate decisions and takeover dynamics.

Sole dispositive power regulatory

"Sole power to dispose or to direct the disposition of: 34,335,971"

Sole dispositive power is the exclusive legal authority to decide what happens to a security — for example, whether to sell, transfer, or retain shares — without needing anyone else’s permission. Investors care because it signals who truly controls the economic outcome of an investment: like holding the only key to a safe, the holder can realize gains or losses and may trigger regulatory reporting, insider rules, or influence over corporate ownership.

Sole voting power regulatory

"Sole power to vote or to direct the vote: 32,395,506"

Sole voting power is the exclusive right to cast votes attached to a shareholder’s stock without needing approval from anyone else. Like holding the only remote control for a TV, it lets that holder decide corporate matters such as board members, mergers, and policy changes, making it important to investors because it concentrates control and can strongly influence a company’s strategy and the value of its shares.

FAQ

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

What stake does MFS report in James Hardie (JHX)?

Massachusetts Financial Services Company reports beneficial ownership of 34,335,971 shares, equal to 5.9% of James Hardie common stock as of 03/31/2026. The filing lists sole voting and dispositive powers for the majority of those shares.

Does the Schedule 13G indicate MFS controls voting for those shares?

The filing shows MFS has sole voting power for 32,395,506 shares and sole dispositive power for 34,335,971 shares, indicating it holds voting authority over most of its reported position as disclosed in the Schedule 13G.

What date is the share count in the 13G tied to?

The beneficial-ownership amount is reported as of 03/31/2026. The Schedule 13G was signed by the filer’s Compliance Director on 05/14/2026, which is the filing signature date recorded in the disclosure.

Is the MFS filing a Schedule 13G or 13D and what does that mean?

This is a Schedule 13G filing, which is used by certain investors to report passive beneficial ownership under Section 13 when no active acquisition intent is claimed. It reports holdings rather than signaling an active takeover or control attempt.

How much voting power does MFS report relative to its total shares owned?

The filing lists 34,335,971 shares beneficially owned and 32,395,506 shares for which MFS has sole voting power, indicating sole voting power applies to the majority of the reported holdings as disclosed.

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

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Accepted by SEC EDGAR 05/14/2026 - 04:07 PM EDT Learn about SEC filing dates

SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

SCHEDULE 13G

UNDER THE SECURITIES EXCHANGE ACT OF 1934

JAMES HARDIE INDUSTRIES PLC

(Name of Issuer)

Common Stock

(Title of Class of Securities)

G4253H101

(CUSIP Number)

03/31/2026

(Date of Event Which Requires Filing of this Statement)

Check the appropriate box to designate the rule pursuant to which this Schedule is filed:

Rule 13d-1(b)

Rule 13d-1(c)

Rule 13d-1(d)

schemaVersion:

SCHEDULE 13G

CUSIP Number(s): G4253H101

1

Names of Reporting Persons

Massachusetts Financial Services Company

2

Check the appropriate box if a member of a Group (see instructions)

(a)
(b)

3

Sec Use Only

4

Citizenship or Place of Organization

DELAWARE

Number of Shares Beneficially Owned by Each Reporting Person With:

5	Sole Voting Power 32,395,506.00
6	Shared Voting Power 0.00
7	Sole Dispositive Power 34,335,971.00
8	Shared Dispositive Power 0.00

9

Aggregate Amount Beneficially Owned by Each Reporting Person

34,335,971.00

10

Check box if the aggregate amount in row (9) excludes certain shares (See Instructions)

11

Percent of class represented by amount in row (9)

5.9 %

12

Type of Reporting Person (See Instructions)

IA

SCHEDULE 13G

Item 1.
(a)	Name of issuer: JAMES HARDIE INDUSTRIES PLC
(b)	Address of issuer's principal executive offices: Harcourt Street, Europe House, Harcourt Centre, 2nd Floor, Dublin 2 D02 WR20, Ireland
Item 2.
(a)	Name of person filing: Massachusetts Financial Services Company
(b)	Address or principal business office or, if none, residence: 111 Huntington Avenue, Boston, MA 02199
(c)	Citizenship: Delaware
(d)	Title of class of securities: Common Stock
(e)	CUSIP Number(s): G4253H101
Item 3.	If this statement is filed pursuant to §§ 240.13d-1(b) or 240.13d-2(b) or (c), check whether the person filing is a:
(a)	Broker or dealer registered under section 15 of the Act (15 U.S.C. 78o);
(b)	Bank as defined in section 3(a)(6) of the Act (15 U.S.C. 78c);
(c)	Insurance company as defined in section 3(a)(19) of the Act (15 U.S.C. 78c);
(d)	Investment company registered under section 8 of the Investment Company Act of 1940 (15 U.S.C. 80a-8);
(e)	An investment adviser in accordance with § 240.13d-1(b)(1)(ii)(E);
(f)	An employee benefit plan or endowment fund in accordance with § 240.13d-1(b)(1)(ii)(F);
(g)	A parent holding company or control person in accordance with § 240.13d-1(b)(1)(ii)(G);
(h)	A savings associations as defined in Section 3(b) of the Federal Deposit Insurance Act (12 U.S.C. 1813);
(i)	A church plan that is excluded from the definition of an investment company under section 3(c)(14) of the Investment Company Act of 1940 (15 U.S.C. 80a-3);
(j)	A non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J). If filing as a non-U.S. institution in accordance with § 240.13d-1(b)(1)(ii)(J), please specify the type of institution:
(k)	Group, in accordance with Rule 240.13d-1(b)(1)(ii)(K).
Item 4.	Ownership
(a)	Amount beneficially owned: 34,335,971 shares of Common Stock (consisting of the sum of Common Stock and JAMES HARDIE INDUSTRIES PLC Global Depository Receipt Depository Receipts on an as-converted basis to shares of Common Stock)
(b)	Percent of class: 5.9 %
(c)	Number of shares as to which the person has:
	(i) Sole power to vote or to direct the vote: 32,395,506
	(ii) Shared power to vote or to direct the vote: 0
	(iii) Sole power to dispose or to direct the disposition of: 34,335,971
	(iv) Shared power to dispose or to direct the disposition of: 0
Item 5.	Ownership of 5 Percent or Less of a Class.
	Not Applicable
Item 6.	Ownership of more than 5 Percent on Behalf of Another Person.
	Not Applicable
Item 7.	Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company or Control Person.
	Not Applicable
Item 8.	Identification and Classification of Members of the Group.
	Not Applicable
Item 9.	Notice of Dissolution of Group.
	Not Applicable

Item 10.

Certifications:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired and are held in the ordinary course of business and were not acquired and are not held for the purpose of or with the effect of changing or influencing the control of the issuer of the securities and were not acquired and are not held in connection with or as a participant in any transaction having that purpose or effect, other than activities solely in connection with a nomination under ?? 240.14a-11.

SIGNATURE

After reasonable inquiry and to the best of my knowledge and belief, I certify that the information set forth in this statement is true, complete and correct.

Massachusetts Financial Services Company

Signature:	Deepu Pylee
Name/Title:	Compliance Director
Date:	05/14/2026