Position in MTRN
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$70,137,050
+$53,235,855 QoQ
Shares Held
235,842
+101.8% QoQ
Ownership
1.13%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#18
of 400 holders
Holding Since
Mar 2020
25 quarters on record
Voting authority
Sole 98%
Shared 1%
None 1%
Common Shares in MTRN Over Time
Shares Held
Position Value (USD)
Position in Other Industrial Metals & Mining
Basic Materials · as of Jun 30, 2026GOLDMAN SACHS GROUP INC holds $2,164,872,089 across 36 Other Industrial Metals & Mining names. MTRN ranks #4 (3.2% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | RIO |
Rio Tinto PLC
|
9,490,536 | $900,936,579 | |
| 2 | BHP |
BHP Group Ltd
|
10,439,817 | $869,741,152 | |
| 3 | VALE |
Vale S.A.
|
11,038,774 | $166,023,159 | |
| 4 | MTRN |
MATERION Corp
This page
|
235,842 | $70,137,050 | |
| 5 | MP |
MP Materials Corp. / DE
|
888,771 | $49,780,062 | |
| 6 | USAR |
USA Rare Earth, Inc.
|
831,650 | $17,947,006 | |
| 7 | ALM |
Almonty Industries Inc.
|
983,336 | $16,284,042 | |
| 8 | UAMY |
United States Antimony Corp
|
1,341,292 | $9,737,779 |
All Filings in MTRN
Export CSV
25 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $70,137,050 | 235,842 | Shares | Defined | 2026-08-14 | |
| 2026-03-31 | $16,901,195 | 116,842 | Shares | Defined | 2026-05-15 | |
| 2025-09-30 | $10,008,866 | 82,848 | Shares | Defined | 2025-11-14 | |
| 2025-06-30 | $5,751,863 | 72,469 | Shares | Defined | 2025-08-14 | |
| 2025-03-31 | $6,653,174 | 81,534 | Shares | Defined | 2025-06-27 | |
| 2024-12-31 | $13,216,102 | 133,658 | Shares | Defined | 2025-02-11 | |
| 2024-09-30 | $10,179,930 | 91,006 | Shares | Defined | 2024-11-14 | |
| 2024-06-30 | $6,225,584 | 57,575 | Shares | Defined | 2024-08-13 | |
| 2024-03-31 | $7,582,739 | 57,554 | Shares | Defined | 2024-05-15 | |
| 2023-12-31 | $4,601,786 | 35,363 | Shares | Defined | 2024-05-14 | |
| 2023-09-30 | $4,928,571 | 48,362 | Shares | Defined | 2024-05-15 | |
| 2023-06-30 | $3,848,996 | 33,704 | Shares | Defined | 2024-05-14 | |
| 2023-03-31 | $6,141,272 | 52,942 | Shares | Defined | 2024-05-14 | |
| 2022-12-31 | $2,170,510 | 24,803 | Shares | Defined | 2024-05-14 | |
| 2022-09-30 | $10,626,400 | 132,830 | Shares | Defined | 2024-05-14 | |
| 2022-06-30 | $9,915,651 | 134,486 | Shares | Defined | 2022-08-18 | |
| 2022-03-31 | $6,435,300 | 75,056 | Shares | Defined | 2022-05-16 | |
| 2021-12-31 | $3,802,178 | 41,355 | Shares | Defined | 2022-02-17 | |
| 2021-09-30 | $3,860,038 | 56,236 | Shares | Defined | 2022-01-20 | |
| 2021-06-30 | $5,409,525 | 71,792 | Shares | Defined | 2021-08-13 | |
| 2021-03-31 | $6,145,746 | 92,780 | Shares | Defined | 2021-05-17 | |
| 2020-12-31 | $3,127,568 | 49,083 | Shares | Defined | 2021-02-12 | |
| 2020-09-30 | $5,275,476 | 101,393 | Shares | Defined | 2020-11-13 | |
| 2020-06-30 | $18,217,641 | 296,270 | Shares | Defined | 2020-08-12 | |
| 2020-03-31 | $12,327,370 | 352,110 | Shares | Defined | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||