LOOMIS SAYLES & CO L P

Position in JHX — James Hardie Industries plc

CIK 312348 BOSTON, MA

Position in JHX

as of Mar 31, 2026 · filed May 14, 2026 Compact

Position Value

$9,876,565

+$9,163,243 QoQ

Shares Held

521,466

+1416.9% QoQ

Ownership

0.090%

of shares outstanding

% of Portfolio

0.01%

of 13F equity value

Holder Rank

—

not a current holder

Holding Since

Sep 2025

3 quarters on record

Voting authority Sole 97.82900515086314.ToString("F0")% Shared 0.ToString("F0")% None 2.1709948491368563.ToString("F0")%

Basic Materials · as of Mar 31, 2026

LOOMIS SAYLES & CO L P holds $42,861,573 across 5 Building Materials names. JHX ranks #3 (23.0% of the industry book) .

#	Ticker	Company	Shares	Value (USD)
1	KNF	Knife River Corp	218,864	$17,870,245
2	AMRZ	Amrize Ltd	244,814	$13,714,479
3	JHX	James Hardie Industries plc This page	521,466	$9,876,565
4	EXP	Eagle Materials Inc	4,475	$847,788
5	VMC	Vulcan Materials CO	2,029	$552,496

3 filing rows on record

Report Date	Value (USD)	Shares	Change	Type	Discretion	Filed
2026-03-31	$9,876,565	521,466	+1416.9%	Shares	Defined	2026-05-14
2025-12-31	$713,322	34,377	-88.4%	Shares	Defined	2026-02-12
2025-09-30	$5,684,584	295,918	—	Shares	Defined	2025-11-13
No filing history on record for this holder in this stock.