Position in MTRN
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$1,515,202
+$771,846 QoQ
Shares Held
5,095
-0.9% QoQ
Ownership
0.024%
of shares outstanding
% of Portfolio
0.00%
of 13F equity value
Holder Rank
#159
of 400 holders
Holding Since
Jun 2021
16 quarters on record
Voting authority
Sole 100%
Shared 0%
None 0%
Common Shares in MTRN Over Time
Shares Held
Position Value (USD)
Position in Other Industrial Metals & Mining
Basic Materials · as of Jun 30, 2026TEACHER RETIREMENT SYSTEM OF TEXAS holds $12,091,202 across 2 Other Industrial Metals & Mining names. MTRN ranks #2 (12.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | SSMR |
Sunshine Silver Mining & Refining Co
|
800,000 | $10,576,000 | |
| 2 | MTRN |
MATERION Corp
This page
|
5,095 | $1,515,202 |
All Filings in MTRN
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16 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $1,515,202 | 5,095 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $743,356 | 5,139 | Shares | Sole | 2026-04-30 | |
| 2025-09-30 | $329,448 | 2,727 | Shares | Sole | 2025-10-30 | |
| 2025-06-30 | $250,809 | 3,160 | Shares | Sole | 2025-08-01 | |
| 2025-03-31 | $247,574 | 3,034 | Shares | Sole | 2025-04-28 | |
| 2024-03-31 | $927,915 | 7,043 | Shares | Sole | 2024-05-06 | |
| 2023-12-31 | $1,097,126 | 8,431 | Shares | Sole | 2024-02-07 | |
| 2023-09-30 | $1,038,157 | 10,187 | Shares | Sole | 2023-10-31 | |
| 2023-03-31 | $625,124 | 5,389 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $240,302 | 2,746 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $690,240 | 8,628 | Shares | Sole | 2022-11-03 | |
| 2022-06-30 | $242,792 | 3,293 | Shares | Sole | 2022-08-09 | |
| 2022-03-31 | $362,165 | 4,224 | Shares | Sole | 2022-05-09 | |
| 2021-12-31 | $362,427 | 3,942 | Shares | Sole | 2022-02-10 | |
| 2021-09-30 | $224,658 | 3,273 | Shares | Sole | 2021-11-09 | |
| 2021-06-30 | $201,938 | 2,680 | Shares | Sole | 2021-08-05 | |
| No filing history on record for this holder in this stock. | ||||||