MATERION Corp - MTRN
All tracked SEC files for this issuer. Showing up to 200 latest records.
Need parsed ownership details (13D/13G with shares/percent)?
Open ownership details
Form 4 = insider transactions report. Form 144 = notice of proposed sale (not a completed trade confirmation).
Files summary
Total files loaded: 80
Latest filed: May 15, 2026
| Form | Count |
|---|---|
| 4 | 58 |
| 144 | 12 |
| 8-K | 5 |
| SCHEDULE 13G/A | 3 |
| SCHEDULE 13G | 2 |
Latest files
| Filed | Form | Report period | Accession | SEC |
|---|---|---|---|---|
| May 15, 2026 | 4 | May 13, 2026 | 0001204034-26-000018 | View |
| May 15, 2026 | 4 | May 13, 2026 | 0001541300-26-000015 | View |
| May 14, 2026 | SCHEDULE 13G/A | — | 0001422848-26-000078 | View |
| May 13, 2026 | 144 | — | 0001949846-26-000271 | View |
| May 12, 2026 | 4 | May 08, 2026 | 0001688289-26-000014 | View |
| May 11, 2026 | 4 | May 07, 2026 | 0001209386-26-000005 | View |
| May 11, 2026 | 4 | May 07, 2026 | 0001213190-26-000013 | View |
| May 11, 2026 | 4 | May 07, 2026 | 0001078942-26-000010 | View |
| May 11, 2026 | 4 | May 08, 2026 | 0001048858-26-000004 | View |
| May 11, 2026 | 4 | May 07, 2026 | 0001422978-26-000010 | View |
| May 11, 2026 | 4 | May 07, 2026 | 0001526849-26-000005 | View |
| May 11, 2026 | 4 | May 07, 2026 | 0001392923-26-000005 | View |
| May 11, 2026 | 4 | May 07, 2026 | 0001204034-26-000016 | View |
| May 11, 2026 | 4 | May 07, 2026 | 0001231898-26-000005 | View |
| May 08, 2026 | 144 | — | 0001959173-26-003441 | View |
| May 08, 2026 | 144 | — | 0001959173-26-003416 | View |
| May 07, 2026 | 8-K | May 07, 2026 | 0001104657-26-000031 | View |
| Apr 30, 2026 | SCHEDULE 13G | — | 0002100119-26-000800 | View |
| Apr 29, 2026 | SCHEDULE 13G | — | 0002100121-26-000508 | View |
| Apr 29, 2026 | 8-K | Apr 29, 2026 | 0001104657-26-000026 | View |
| Apr 09, 2026 | 4 | Apr 07, 2026 | 0001422978-26-000007 | View |
| Apr 09, 2026 | 4 | Apr 07, 2026 | 0001078942-26-000007 | View |
| Mar 27, 2026 | SCHEDULE 13G/A | — | 0000102909-26-001716 | View |
| Mar 10, 2026 | 4 | Mar 06, 2026 | 0001519910-26-000010 | View |
| Mar 10, 2026 | 4 | Mar 06, 2026 | 0001078942-26-000004 | View |
| Mar 10, 2026 | 4 | Mar 06, 2026 | 0001204034-26-000011 | View |
| Mar 10, 2026 | 4 | Mar 06, 2026 | 0001688289-26-000012 | View |
| Mar 10, 2026 | 4 | Mar 06, 2026 | 0001541300-26-000013 | View |
| Mar 10, 2026 | 4 | Mar 06, 2026 | 0001422978-26-000004 | View |
| Mar 10, 2026 | 4 | Mar 06, 2026 | 0002072270-26-000009 | View |
| Mar 10, 2026 | 4 | Mar 06, 2026 | 0001209386-26-000002 | View |
| Mar 10, 2026 | 4 | Mar 06, 2026 | 0001231898-26-000002 | View |
| Mar 10, 2026 | 4 | Mar 06, 2026 | 0001392923-26-000002 | View |
| Mar 10, 2026 | 4 | Mar 06, 2026 | 0001526849-26-000002 | View |
| Mar 10, 2026 | 4 | Mar 06, 2026 | 0001213190-26-000008 | View |
| Mar 03, 2026 | 4 | Mar 01, 2026 | 0001519910-26-000008 | View |
| Mar 03, 2026 | 4 | Mar 01, 2026 | 0002072270-26-000006 | View |
| Mar 03, 2026 | 4 | Mar 01, 2026 | 0001541300-26-000010 | View |
| Mar 03, 2026 | 4 | Mar 01, 2026 | 0001688289-26-000010 | View |
| Mar 03, 2026 | 144 | — | 0001959173-26-001768 | View |
| Mar 03, 2026 | 144 | — | 0001959173-26-001789 | View |
| Mar 03, 2026 | 144 | — | 0001959173-26-001799 | View |
| Mar 03, 2026 | 144 | — | 0001959173-26-001805 | View |
| Feb 25, 2026 | 4 | Feb 23, 2026 | 0001688289-26-000008 | View |
| Feb 23, 2026 | 144 | — | 0001959173-26-001359 | View |
| Feb 20, 2026 | 4 | Feb 18, 2026 | 0001688289-26-000006 | View |
| Feb 20, 2026 | 4 | Feb 18, 2026 | 0001541300-26-000009 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001204034-26-000009 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001541300-26-000006 | View |
| Feb 19, 2026 | 4 | Feb 17, 2026 | 0001519910-26-000006 | View |
| Feb 18, 2026 | 144 | — | 0001969223-26-000194 | View |
| Feb 17, 2026 | 144 | — | 0001959173-26-001024 | View |
| Feb 17, 2026 | 144 | — | 0001959173-26-001029 | View |
| Feb 17, 2026 | 144 | — | 0001949846-26-000080 | View |
| Feb 13, 2026 | 4 | Feb 12, 2026 | 0001519910-26-000004 | View |
| Feb 13, 2026 | 4 | Feb 12, 2026 | 0002072270-26-000004 | View |
| Feb 13, 2026 | 4 | Feb 12, 2026 | 0001541300-26-000004 | View |
| Feb 13, 2026 | 4 | Feb 12, 2026 | 0001688289-26-000004 | View |
| Feb 12, 2026 | 8-K | Feb 12, 2026 | 0001104657-26-000006 | View |
| Feb 03, 2026 | 4 | Jan 31, 2026 | 0001688289-26-000002 | View |
| Feb 03, 2026 | 4 | Jan 31, 2026 | 0001519910-26-000002 | View |
| Feb 03, 2026 | 4 | Jan 31, 2026 | 0001541300-26-000002 | View |
| Feb 03, 2026 | 4 | Jan 31, 2026 | 0002072270-26-000002 | View |
| Jan 30, 2026 | SCHEDULE 13G/A | — | 0000102909-26-000191 | View |
| Jan 23, 2026 | 8-K | Jan 23, 2026 | 0001104657-26-000002 | View |
| Jan 07, 2026 | 4 | Jan 06, 2026 | 0001422978-26-000002 | View |
| Jan 07, 2026 | 4 | Jan 06, 2026 | 0001078942-26-000002 | View |
| Dec 11, 2025 | 8-K | Dec 09, 2025 | 0001104657-25-000207 | View |
| Dec 09, 2025 | 4 | Dec 05, 2025 | 0001104657-25-000192 | View |
| Dec 09, 2025 | 4 | Dec 05, 2025 | 0001104657-25-000193 | View |
| Dec 09, 2025 | 4 | Dec 05, 2025 | 0001104657-25-000194 | View |
| Dec 09, 2025 | 4 | Dec 05, 2025 | 0001104657-25-000195 | View |
| Dec 09, 2025 | 4 | Dec 05, 2025 | 0001104657-25-000196 | View |
| Dec 09, 2025 | 4 | Dec 05, 2025 | 0001104657-25-000197 | View |
| Dec 09, 2025 | 4 | Dec 05, 2025 | 0001104657-25-000198 | View |
| Dec 09, 2025 | 4 | Dec 05, 2025 | 0001104657-25-000199 | View |
| Dec 09, 2025 | 4 | Dec 05, 2025 | 0001104657-25-000200 | View |
| Dec 09, 2025 | 4 | Dec 05, 2025 | 0001104657-25-000201 | View |
| Dec 09, 2025 | 4 | Dec 05, 2025 | 0001104657-25-000202 | View |
| Dec 09, 2025 | 4 | Dec 05, 2025 | 0001104657-25-000203 | View |