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ACK Asset Management LLC

Position in JHX — James Hardie Industries plc

CIK 1510940 GREENWICH, CT

Position in JHX

as of Jun 30, 2026 · filed Aug 13, 2026
Position Value
$54,978,000
+$15,204,000 QoQ
Shares Held
2,100,000
0.0% QoQ
Ownership
0.362%
of shares outstanding
% of Portfolio
6.64%
of 13F equity value
Holder Rank
#27
of 338 holders
Holding Since
Sep 2025
4 quarters on record
Voting authority Sole 100% Shared 0% None 0%

Common Shares in JHX Over Time

Shares Held

Position Value (USD)

Position in Building Materials

Basic Materials · as of Jun 30, 2026

ACK Asset Management LLC holds $104,478,000 across 2 Building Materials names. JHX ranks #1 (52.6% of the industry book) .

# Ticker Company Shares Value (USD) Open
1 JHX
James Hardie Industries plc
This page
2,100,000 $54,978,000

All Filings in JHX

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4 filing rows on record
Report Date Value (USD) Shares
2026-06-30 $54,978,000 2,100,000
2026-03-31 $39,774,000 2,100,000
2025-12-31 $43,575,000 2,100,000
2025-09-30 $40,341,000 2,100,000