CHARLES SCHWAB INVESTMENT MANAGEMENT INC
Position in MTRN — MATERION Corp
CIK 884546
SAN FRANCISCO, CA
Position in MTRN
as of Jun 30, 2026
· filed Aug 14, 2026
Position Value
$80,584,363
+$38,267,874 QoQ
Shares Held
270,972
-7.4% QoQ
Ownership
1.30%
of shares outstanding
% of Portfolio
0.01%
of 13F equity value
Holder Rank
#15
of 400 holders
Holding Since
Mar 2020
26 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, 2026CHARLES SCHWAB INVESTMENT MANAGEMENT INC holds $282,545,762 across 18 Other Industrial Metals & Mining names. MTRN ranks #1 (28.5% of the industry book) .
| # | Ticker | Company | Shares | Value (USD) | Open |
|---|---|---|---|---|---|
| 1 | MTRN |
MATERION Corp
This page
|
270,972 | $80,584,363 | |
| 2 | MP |
MP Materials Corp. / DE
|
880,279 | $49,304,426 | |
| 3 | BHP |
BHP Group Ltd
|
543,760 | $45,300,645 | |
| 4 | USAR |
USA Rare Earth, Inc.
|
1,518,322 | $32,765,388 | |
| 5 | RIO |
Rio Tinto PLC
|
231,969 | $22,020,816 | |
| 6 | CMP |
Compass Minerals International Inc
|
655,606 | $20,409,014 | |
| 7 | ALM |
Almonty Industries Inc.
|
533,232 | $8,830,321 | |
| 8 | SKE |
Skeena Resources Ltd
|
211,894 | $5,649,094 |
All Filings in MTRN
Export CSV
26 filing rows on record
| Report Date | Value (USD) | Shares | Type | Discretion | Filed | |
|---|---|---|---|---|---|---|
| 2026-06-30 | $80,584,363 | 270,972 | Shares | Sole | 2026-08-14 | |
| 2026-03-31 | $42,316,489 | 292,544 | Shares | Sole | 2026-05-15 | |
| 2025-12-31 | $37,751,632 | 303,665 | Shares | Sole | 2026-02-13 | |
| 2025-09-30 | $36,720,199 | 303,950 | Shares | Sole | 2025-11-10 | |
| 2025-06-30 | $22,975,472 | 289,473 | Shares | Sole | 2025-08-12 | |
| 2025-03-31 | $21,921,350 | 268,644 | Shares | Sole | 2025-09-15 | |
| 2024-12-31 | $26,123,799 | 264,197 | Shares | Sole | 2025-02-06 | |
| 2024-09-30 | $28,298,902 | 252,985 | Shares | Sole | 2024-11-12 | |
| 2024-06-30 | $26,712,543 | 247,041 | Shares | Sole | 2024-08-12 | |
| 2024-03-31 | $31,366,776 | 238,078 | Shares | Sole | 2024-05-09 | |
| 2023-12-31 | $30,296,085 | 232,814 | Shares | Sole | 2024-02-06 | |
| 2023-09-30 | $24,229,306 | 237,752 | Shares | Sole | 2023-11-08 | |
| 2023-06-30 | $26,744,383 | 234,189 | Shares | Sole | 2023-08-10 | |
| 2023-03-31 | $27,937,556 | 240,841 | Shares | Sole | 2023-05-12 | |
| 2022-12-31 | $21,315,073 | 243,573 | Shares | Sole | 2023-02-13 | |
| 2022-09-30 | $18,947,520 | 236,844 | Shares | Sole | 2022-11-14 | |
| 2022-06-30 | $17,483,742 | 237,132 | Shares | Sole | 2022-08-15 | |
| 2022-03-31 | $19,828,575 | 231,264 | Shares | Sole | 2022-05-13 | |
| 2021-12-31 | $20,866,242 | 226,955 | Shares | Sole | 2022-02-11 | |
| 2021-09-30 | $15,370,417 | 223,928 | Shares | Sole | 2021-11-16 | |
| 2021-06-30 | $16,359,765 | 217,117 | Shares | Sole | 2021-08-16 | |
| 2021-03-31 | $13,878,803 | 209,523 | Shares | Sole | 2021-05-17 | |
| 2020-12-31 | $13,343,286 | 209,405 | Shares | Sole | 2021-02-16 | |
| 2020-09-30 | $10,846,538 | 208,467 | Shares | Sole | 2020-11-13 | |
| 2020-06-30 | $15,288,750 | 248,638 | Shares | Sole | 2020-08-20 | |
| 2020-03-31 | $9,133,583 | 260,885 | Shares | Sole | 2020-05-15 | |
| No filing history on record for this holder in this stock. | ||||||