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Calamos Advisors LLC

Position in JHX — James Hardie Industries plc

CIK 1316507 NAPERVILLE, IL

Position in JHX

as of Mar 31, 2026 · filed May 4, 2026
Position Value
$18,812,533
+$2,509,196 QoQ
Shares Held
993,270
+26.4% QoQ
Ownership
0.171%
of shares outstanding
% of Portfolio
0.11%
of 13F equity value
Holder Rank
not a current holder
Holding Since
Sep 2025
3 quarters on record
Voting authority Sole 100.ToString("F0")% Shared 0.ToString("F0")% None 0.ToString("F0")%

Common Shares in JHX Over Time

Shares Held

Position Value (USD)

Position in Building Materials

Basic Materials · as of Mar 31, 2026

Calamos Advisors LLC holds $34,785,059 across 3 Building Materials names. JHX ranks #1 (54.1% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 JHX
James Hardie Industries plc
This page
993,270 $18,812,533

All Filings in JHX

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3 filing rows on record
Report Date Value (USD) Shares
2026-03-31 $18,812,533 993,270
2025-12-31 $16,303,337 785,703
2025-09-30 $15,093,354 785,703