Position in MTRN
as of Mar 31, 2026
· filed May 15, 2026
Position Value
$252,558
+$19,707 QoQ
Shares Held
1,746
-6.8% QoQ
Ownership
0.008%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
—
not a current holder
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 100.ToString("F0")%
Shared 0.ToString("F0")%
None 0.ToString("F0")%
Common Shares in MTRN Over Time
Shares Held
Position Value (USD)
Position in Other Industrial Metals & Mining
Basic Materials · as of Mar 31, 2026Tower Research Capital LLC (TRC) holds $12,428,048 across 30 Other Industrial Metals & Mining names. MTRN ranks #6 (2.0% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RIO |
Rio Tinto PLC
|
95,298 | $8,890,349 | |
| 2 | VALE |
Vale S.A.
|
50,576 | $804,664 | |
| 3 | USAR |
USA Rare Earth, Inc.
|
32,514 | $492,098 | |
| 4 | MP |
MP Materials Corp. / DE
|
10,002 | $482,695 | |
| 5 | TECK |
Teck Resources Ltd
|
8,399 | $434,648 | |
| 6 | MTRN |
MATERION Corp
This page
|
1,746 | $252,558 | |
| 7 | ALM |
Almonty Industries Inc.
|
13,012 | $188,413 | |
| 8 | CMP |
Compass Minerals International Inc
|
5,224 | $121,980 |
All Filings in MTRN
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-03-31 | $252,558 | 1,746 | Shares | Defined | 2026-05-15 | |
| 2025-12-31 | $232,851 | 1,873 | Shares | Defined | 2026-02-17 | |
| 2025-09-30 | $123,829 | 1,025 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $117,308 | 1,478 | Shares | Defined | 2025-08-15 | |
| 2025-03-31 | $42,512 | 521 | Shares | Other | 2025-05-15 | |
| 2024-12-31 | $120,336 | 1,217 | Shares | Other | 2025-02-13 | |
| 2024-09-30 | $327,301 | 2,926 | Shares | Other | 2024-11-14 | |
| 2024-06-30 | $588,658 | 5,444 | Shares | Defined | 2024-08-13 | |
| 2024-03-31 | $387,476 | 2,941 | Shares | Other | 2024-05-15 | |
| 2023-12-31 | $708,036 | 5,441 | Shares | Other | 2024-02-13 | |
| 2023-09-30 | $73,680 | 723 | Shares | Other | 2023-11-14 | |
| 2023-06-30 | $183,405 | 1,606 | Shares | Defined | 2023-08-14 | |
| 2023-03-31 | $68,092 | 587 | Shares | Defined | 2023-05-09 | |
| 2022-12-31 | $4,899 | 56 | Shares | Other | 2023-02-10 | |
| 2022-09-30 | $924,560 | 11,557 | Shares | Other | 2022-11-10 | |
| 2022-06-30 | $51,611 | 700 | Shares | Defined | 2022-08-15 | |
| 2022-03-31 | $752,110 | 8,772 | Shares | Other | 2022-05-12 | |
| 2021-12-31 | $342,660 | 3,727 | Shares | Other | 2022-02-14 | |
| 2021-09-30 | $187,936 | 2,738 | Shares | Other | 2021-11-15 | |
| 2021-06-30 | $880,539 | 11,686 | Shares | Other | 2021-08-16 | |
| 2021-03-31 | $272,179 | 4,109 | Shares | Other | 2021-05-17 | |
| 2020-12-31 | $183,195 | 2,875 | Shares | Defined | 2021-02-16 | |
| 2020-09-30 | $688,096 | 13,225 | Shares | Defined | 2020-11-16 | |
| 2020-06-30 | $470,029 | 7,644 | Shares | Other | 2020-08-13 | |
| 2020-03-31 | $43,622 | 1,246 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||