Position in MTRN
as of Jun 30, 2026
· filed Aug 12, 2026
Position Value
$32,167,482
+$5,636,361 QoQ
Shares Held
108,166
-41.0% QoQ
Ownership
0.519%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#38
of 400 holders
Holding Since
Mar 2020
26 quarters on record
Voting authority
Sole 78%
Shared 0%
None 22%
Common Shares in MTRN Over Time
Shares Held
Position Value (USD)
Position in Other Industrial Metals & Mining
Basic Materials · as of Jun 30, 2026JPMORGAN CHASE & CO holds $853,478,198 across 38 Other Industrial Metals & Mining names. MTRN ranks #6 (3.8% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RIO |
Rio Tinto PLC
|
2,552,552 | $242,313,756 | |
| 2 | VALE |
Vale S.A.
|
12,809,232 | $192,650,843 | |
| 3 | MP |
MP Materials Corp. / DE
|
3,018,764 | $169,080,969 | |
| 4 | BHP |
BHP Group Ltd
|
1,321,629 | $110,104,910 | |
| 5 | USAR |
USA Rare Earth, Inc.
|
1,983,632 | $42,806,776 | |
| 6 | MTRN |
MATERION Corp
This page
|
108,166 | $32,167,482 | |
| 7 | ALM |
Almonty Industries Inc.
|
1,187,370 | $19,662,845 | |
| 8 | SKE |
Skeena Resources Ltd
|
470,426 | $12,541,556 |
All Filings in MTRN
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26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $32,167,482 | 108,166 | Shares | Other | 2026-08-12 | |
| 2026-03-31 | $26,531,121 | 183,416 | Shares | Other | 2026-05-13 | |
| 2025-12-31 | $20,726,502 | 166,719 | Shares | Other | 2026-02-11 | |
| 2025-09-30 | $23,029,522 | 190,626 | Shares | Other | 2025-11-07 | |
| 2025-06-30 | $5,915,840 | 74,535 | Shares | Other | 2025-08-12 | |
| 2025-03-31 | $5,183,718 | 63,526 | Shares | Other | 2025-05-12 | |
| 2024-12-31 | $10,263,642 | 103,799 | Shares | Other | 2025-02-12 | |
| 2024-09-30 | $6,866,523 | 61,385 | Shares | Defined | 2024-12-26 | |
| 2024-06-30 | $4,809,727 | 44,481 | Shares | Other | 2024-12-26 | |
| 2024-03-31 | $8,789,963 | 66,717 | Shares | Other | 2024-12-26 | |
| 2023-12-31 | $8,247,116 | 63,376 | Shares | Other | 2024-12-26 | |
| 2023-09-30 | $10,491,020 | 102,944 | Shares | Other | 2023-11-14 | |
| 2023-06-30 | $12,446,996 | 108,993 | Shares | Other | 2023-08-11 | |
| 2023-03-31 | $13,118,904 | 113,094 | Shares | Other | 2023-05-18 | |
| 2022-12-31 | $9,929,056 | 113,462 | Shares | Other | 2023-02-13 | |
| 2022-09-30 | $8,834,240 | 110,428 | Shares | Other | 2022-11-14 | |
| 2022-06-30 | $10,028,825 | 136,021 | Shares | Other | 2022-08-11 | |
| 2022-03-31 | $7,779,274 | 90,731 | Shares | Other | 2022-05-11 | |
| 2021-12-31 | $9,409,689 | 102,346 | Shares | Other | 2022-02-11 | |
| 2021-09-30 | $6,165,517 | 89,824 | Shares | Other | 2021-11-12 | |
| 2021-06-30 | $7,047,332 | 93,528 | Shares | Other | 2021-08-12 | |
| 2021-03-31 | $4,467,687 | 67,447 | Shares | Other | 2021-05-12 | |
| 2020-12-31 | $3,532,443 | 55,437 | Shares | Other | 2021-02-19 | |
| 2020-09-30 | $1,905,596 | 36,625 | Shares | Other | 2020-11-12 | |
| 2020-06-30 | $3,119,878 | 50,738 | Shares | Defined | 2020-08-11 | |
| 2020-03-31 | $2,486,794 | 71,031 | Shares | Defined | 2020-05-12 | |
| No filing history on record for this holder in this stock. | ||||||