MTRN - CIK 0001104657
MATERION Corp has filed 2,237 documents with the SEC between 2000 and 2026. The most frequent type is insider trade (1,349 filings), alongside the regular cadence of annual reports, quarterly reports, and event disclosures every public company must make. Use the filters to focus on one filing type, or flip the sort to trace the company's history from its earliest paperwork.
Data parsed from SEC EDGAR XBRL filings. See the full market cap rankings.
| Filing | Type | Filed | Period covered |
|---|---|---|---|
| Major company event | 8-K | 2014-05-09 | 2014-05-09 |
| Insider trade | 4 | 2014-05-08 | 2014-05-05 |
| Insider trade | 4 | 2014-05-08 | 2014-05-05 |
| Insider trade | 4 | 2014-05-08 | 2014-05-05 |
| Major company event | 8-K | 2014-05-07 | 2014-05-07 |
| Major company event | 8-K | 2014-05-07 | 2014-05-07 |
| Employee stock plan | S-8 | 2014-05-07 | - |
| Employee stock plan | S-8 | 2014-05-07 | - |
| Major company event | 8-K | 2014-05-07 | 2014-05-07 |
| New insider ownership | 3 | 2014-05-07 | 2014-05-07 |
| Quarterly report | 10-Q | 2014-05-01 | 2014-03-28 |
| Major company event | 8-K | 2014-04-24 | 2014-04-24 |
| Proxy materials | DEFA14A | 2014-04-21 | - |
| Insider trade | 4 | 2014-04-16 | 2014-04-15 |
| Proxy materials | DEFA14A | 2014-04-01 | - |
| Proxy statement | DEF 14A | 2014-04-01 | 2014-05-07 |
| PRE 14A | - | 2014-03-21 | 2013-12-31 |
| Proxy materials | DEFA14A | 2014-03-19 | - |
| Major company event | 8-K | 2014-03-19 | 2014-03-18 |
| Activist ownership stake (update) | SC 13D/A | 2014-03-19 | - |
| Activist ownership stake (update) | SC 13D/A | 2014-03-19 | - |
| Major company event | 8-K | 2014-03-17 | 2014-03-17 |
| Annual report | 10-K | 2014-03-14 | 2013-12-31 |
| Quarterly report (amended) | 10-Q/A | 2014-03-14 | 2013-09-27 |
| Quarterly report (amended) | 10-Q/A | 2014-03-14 | 2013-06-28 |
| Insider trade | 4 | 2014-03-10 | 2014-03-06 |
| Insider trade | 4 | 2014-03-10 | 2014-03-06 |
| Insider trade | 4 | 2014-03-10 | 2014-03-06 |
| Insider trade | 4 | 2014-03-10 | 2014-03-06 |
| Insider trade | 4 | 2014-03-10 | 2014-03-06 |
| Insider trade | 4 | 2014-03-10 | 2014-03-06 |
| Insider trade | 4 | 2014-03-10 | 2014-03-06 |
| Insider trade | 4 | 2014-03-10 | 2014-03-06 |
| Insider trade | 4 | 2014-03-10 | 2014-03-06 |
| Insider trade | 4 | 2014-03-10 | 2014-03-06 |
| Insider trade | 4 | 2014-03-10 | 2014-03-06 |
| Proxy materials | DEFA14A | 2014-03-07 | - |
| Activist ownership stake (update) | SC 13D/A | 2014-03-06 | - |
| Major company event | 8-K | 2014-02-26 | 2014-02-26 |
| Activist ownership stake (update) | SC 13D/A | 2014-02-26 | - |
| Passive ownership stake (update) | SC 13G/A | 2014-02-14 | - |
| Passive ownership stake (update) | SC 13G/A | 2014-02-11 | - |
| Annual insider summary | 5 | 2014-02-10 | 2012-12-31 |
| Annual insider summary | 5 | 2014-02-10 | 2013-12-31 |
| Annual insider summary | 5 | 2014-02-10 | 2013-12-31 |
| Annual insider summary | 5 | 2014-02-10 | 2013-12-31 |
| Annual insider summary | 5 | 2014-02-10 | 2013-12-31 |
| Annual insider summary | 5 | 2014-02-10 | 2013-12-31 |
| Annual insider summary | 5 | 2014-02-10 | 2013-12-31 |
| Annual insider summary | 5 | 2014-02-10 | 2013-12-31 |