Cornerstone Financial Management LLC
Position in MLM — Martin Marietta Materials Inc
CIK 2110329
PROVIDENCE, RI
Position in MLM
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$12,687
+$3,857 QoQ
Shares Held
22
+46.7% QoQ
Ownership
0.000%
of shares outstanding
% of Portfolio
0.04%
of 13F equity value
Holder Rank
#950
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, 2026Cornerstone Financial Management LLC holds $53,962 across 8 Building Materials names. MLM ranks #3 (23.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | CRH |
Crh Public Ltd Co
|
226 | $24,182 | |
| 2 | VMC |
Vulcan Materials CO
|
47 | $13,865 | |
| 3 | MLM |
Martin Marietta Materials Inc
This page
|
22 | $12,687 | |
| 4 | KNF |
Knife River Corp
|
10 | $836 | |
| 5 | JHX |
James Hardie Industries plc
|
26 | $680 | |
| 6 | EXP |
Eagle Materials Inc
|
3 | $675 | |
| 7 | AMRZ |
Amrize Ltd
|
10 | $533 | |
| 8 | CX |
Cemex Sab De CV
|
42 | $504 |
All Filings in MLM
Export CSV
3 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $12,687 | 22 | Shares | Sole | 2026-08-12 | |
| 2026-03-31 | $8,830 | 15 | Shares | Sole | 2026-05-08 | |
| 2025-12-31 | $9,962 | 16 | Shares | Sole | 2026-02-13 | |
| No filing history on record for this holder in this stock. | ||||||