Position in MTRN
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$134,214,659
New position
Shares Held
927,858
first reported quarter
Ownership
4.46%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2026
1 quarter on record
Voting authority
Sole 0.ToString("F0")%
Shared 0.ToString("F0")%
None 100.ToString("F0")%
Position in Other Industrial Metals & Mining
Basic Materials · as of Mar 31, 2026VANGUARD CAPITAL MANAGEMENT LLC holds $1,593,510,698 across 15 Other Industrial Metals & Mining names. MTRN ranks #3 (8.4% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | TECK |
Teck Resources Ltd
|
13,247,200 | $685,542,600 | |
| 2 | MP |
MP Materials Corp. / DE
|
6,873,709 | $331,725,196 | |
| 3 | MTRN |
MATERION Corp
This page
|
927,858 | $134,214,659 | |
| 4 | USAR |
USA Rare Earth, Inc.
|
8,361,996 | $126,558,809 | |
| 5 | SKE |
Skeena Resources Ltd
|
2,809,635 | $83,502,352 | |
| 6 | ALM |
Almonty Industries Inc.
|
5,046,472 | $73,072,914 | |
| 7 | UAMY |
United States Antimony Corp
|
5,200,486 | $45,400,242 | |
| 8 | CMP |
Compass Minerals International Inc
|
1,748,555 | $40,828,759 |
All Filings in MTRN
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2 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $134,214,659 | 927,858 | Shares | Defined | 2026-05-15 | |
| 2026-03-31 | $156,685,024 | 1,083,201 | Shares | Sole | 2026-04-30 | |
| No filing history on record for this holder in this stock. | ||||||