Position in MLM
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$276,816
-$759,260 QoQ
Shares Held
480
-72.7% QoQ
Ownership
0.001%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#754
of 1,068 holders
Holding Since
Dec 2025
3 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MLM Over Time
Shares Held
Position Value (USD)
Position in Building Materials
Basic Materials · as of Jun 30, 2026CASTLEARK MANAGEMENT LLC holds $6,396,391 across 2 Building Materials names. MLM ranks #2 (4.3% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | JHX |
James Hardie Industries plc
|
233,750 | $6,119,575 | |
| 2 | MLM |
Martin Marietta Materials Inc
This page
|
480 | $276,816 |
All Filings in MLM
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3 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $276,816 | 480 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $1,036,076 | 1,760 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $1,095,881 | 1,760 | Shares | Sole | 2026-02-13 | |
| No filing history on record for this holder in this stock. | ||||||