Position in MTRN
as of Jun 30, 2026
· filed Aug 13, 2026
Position Value
$278,818,886
+$144,604,227 QoQ
Shares Held
937,553
+1.0% QoQ
Ownership
4.50%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#5
of 402 holders
Holding Since
Mar 2026
2 quarters on record
Voting authority
Sole 0%
Shared 0%
None 100%
Common Shares in MTRN Over Time
Shares Held
Position Value (USD)
Position in Other Industrial Metals & Mining
Basic Materials · as of Jun 30, 2026VANGUARD CAPITAL MANAGEMENT LLC holds $1,230,415,324 across 17 Other Industrial Metals & Mining names. MTRN ranks #2 (22.7% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MP |
MP Materials Corp. / DE
|
6,936,364 | $388,505,747 | |
| 2 | MTRN |
MATERION Corp
This page
|
937,553 | $278,818,886 | |
| 3 | USAR |
USA Rare Earth, Inc.
|
8,240,608 | $177,832,320 | |
| 4 | ALM |
Almonty Industries Inc.
|
6,333,756 | $104,886,999 | |
| 5 | SKE |
Skeena Resources Ltd
|
2,913,253 | $77,667,324 | |
| 6 | CMP |
Compass Minerals International Inc
|
1,775,518 | $55,271,875 | |
| 7 | UAMY |
United States Antimony Corp
|
5,524,344 | $40,106,737 | |
| 8 | ALOY |
Realloys Inc.
|
2,335,305 | $33,745,157 |
All Filings in MTRN
Export CSV
3 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $278,818,886 | 937,553 | Shares | Defined | 2026-08-13 | |
| 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. | ||||||