# MATERION Corp: filings

MTRN · NYSE · CIK 1104657 · [Industrials](/sectors/industrials.md) · fiscal year ends Dec 31

Pages: [Overview](/companies/mtrn.md) · [Financials](/companies/mtrn/financials.md) · [Filings](/companies/mtrn/filings.md) · [Insiders](/companies/mtrn/insiders.md)

## Reports and events: 353 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (4 1169, 8-K 245, SC 13G/A 59, 10-Q 53, 144 45, 5 19, 10-K 18, 11-K 18, DEF 14A 18, 4/A 16, UPLOAD 16, 3 15, SC 13G 14, SD 13, CORRESP 12, SC 13D/A 11, S-8 8, DEFA14A 7, SCHEDULE 13G/A 6, 8-K/A 3, PRE 14A 3, 10-K/A 2, 10-Q/A 2, EFFECT 2, S-3 2, SCHEDULE 13G 2, 3/A 1, S-3/A 1, SC 13D 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-08-05 | 18:59 ET | [10-Q](/filings/0001104657-26-000044.md) | Quarterly report, period 2026-07-03 | 0001104657-26-000044 |
| 2026-08-05 | 10:47 ET | [8-K](/filings/0001104657-26-000042.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104657-26-000042 |
| 2026-05-07 | 19:57 ET | [8-K](/filings/0001104657-26-000031.md) | 5.07 Shareholder vote results | 0001104657-26-000031 |
| 2026-04-29 | 19:47 ET | [10-Q](/filings/0001104657-26-000029.md) | Quarterly report, period 2026-04-03 | 0001104657-26-000029 |
| 2026-04-29 | 10:47 ET | [8-K](/filings/0001104657-26-000026.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104657-26-000026 |
| 2026-03-26 | 17:34 ET | [DEF 14A](/filings/0001104657-26-000022.md) | Proxy statement, period 2026-05-07 | 0001104657-26-000022 |
| 2026-02-12 | 21:54 ET | [10-K](/filings/0001104657-26-000011.md) | Annual report, period 2025-12-31 | 0001104657-26-000011 |
| 2026-02-12 | 11:48 ET | [8-K](/filings/0001104657-26-000006.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104657-26-000006 |
| 2026-01-23 | 11:45 ET | [8-K](/filings/0001104657-26-000002.md) | 2.02 Results of operations | 0001104657-26-000002 |
| 2025-12-11 | 22:03 ET | [8-K](/filings/0001104657-25-000207.md) | 5.02 Departure or appointment of officers or directors | 0001104657-25-000207 |
| 2025-10-30 | 21:11 ET | [10-Q](/filings/0001104657-25-000191.md) | Quarterly report, period 2025-09-26 | 0001104657-25-000191 |
| 2025-10-29 | 10:48 ET | [8-K](/filings/0001104657-25-000186.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104657-25-000186 |
| 2025-08-21 | 20:17 ET | [8-K](/filings/0001104657-25-000164.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001104657-25-000164 |
| 2025-08-12 | 19:46 ET | [8-K](/filings/0001104657-25-000157.md) | 5.02 Departure or appointment of officers or directors | 0001104657-25-000157 |
| 2025-07-30 | 19:43 ET | [10-Q](/filings/0001104657-25-000144.md) | Quarterly report, period 2025-06-27 | 0001104657-25-000144 |
| 2025-07-30 | 10:52 ET | [8-K](/filings/0001104657-25-000140.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104657-25-000140 |
| 2025-06-26 | 21:12 ET | [8-K](/filings/0001104657-25-000124.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0001104657-25-000124 |
| 2025-05-22 | 20:42 ET | [8-K](/filings/0001104657-25-000087.md) | 5.02 Departure or appointment of officers or directors | 0001104657-25-000087 |
| 2025-05-07 | 19:38 ET | [8-K](/filings/0001104657-25-000071.md) | 5.02 Departure or appointment of officers or directors; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001104657-25-000071 |
| 2025-05-01 | 20:16 ET | [10-Q](/filings/0001104657-25-000059.md) | Quarterly report, period 2025-03-28 | 0001104657-25-000059 |
| 2025-05-01 | 10:49 ET | [8-K](/filings/0001104657-25-000056.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104657-25-000056 |
| 2025-03-27 | 14:00 ET | [DEF 14A](/filings/0001104657-25-000045.md) | Proxy statement, period 2025-05-07 | 0001104657-25-000045 |
| 2025-02-19 | 20:16 ET | [10-K](/filings/0001104657-25-000024.md) | Annual report, period 2024-12-31 | 0001104657-25-000024 |
| 2025-02-19 | 11:49 ET | [8-K](/filings/0001104657-25-000019.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104657-25-000019 |
| 2024-10-30 | 19:59 ET | [10-Q](/filings/0001104657-24-000146.md) | Quarterly report, period 2024-09-27 | 0001104657-24-000146 |
| 2024-10-30 | 11:09 ET | [8-K](/filings/0001104657-24-000143.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104657-24-000143 |
| 2024-10-01 | 20:33 ET | [8-K](/filings/0001104657-24-000133.md) | 7.01 Regulation FD disclosure | 0001104657-24-000133 |
| 2024-08-06 | 19:46 ET | [10-Q](/filings/0001104657-24-000116.md) | Quarterly report, period 2024-06-28 | 0001104657-24-000116 |
| 2024-08-05 | 20:07 ET | [8-K](/filings/0001104657-24-000112.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104657-24-000112 |
| 2024-05-10 | 17:55 ET | [8-K](/filings/0001104657-24-000072.md) | 5.07 Shareholder vote results | 0001104657-24-000072 |
| 2024-05-02 | 17:21 ET | [10-Q](/filings/0001104657-24-000066.md) | Quarterly report, period 2024-03-29 | 0001104657-24-000066 |
| 2024-05-02 | 22:42 ET | [8-K](/filings/0001104657-24-000063.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104657-24-000063 |
| 2024-03-28 | 10:45 ET | [8-K](/filings/0001104657-24-000049.md) | 7.01 Regulation FD disclosure | 0001104657-24-000049 |
| 2024-03-26 | 13:16 ET | [DEF 14A](/filings/0001104657-24-000044.md) | Proxy statement, period 2024-05-09 | 0001104657-24-000044 |
| 2024-02-15 | 21:10 ET | [10-K](/filings/0001104657-24-000019.md) | Annual report, period 2023-12-31 | 0001104657-24-000019 |
| 2024-02-15 | 11:49 ET | [8-K](/filings/0001104657-24-000015.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104657-24-000015 |
| 2024-01-19 | 11:47 ET | [8-K](/filings/0001104657-24-000007.md) | 2.02 Results of operations | 0001104657-24-000007 |
| 2023-11-01 | 19:29 ET | [10-Q](/filings/0001104657-23-000155.md) | Quarterly report, period 2023-09-29 | 0001104657-23-000155 |
| 2023-11-01 | 10:48 ET | [8-K](/filings/0001104657-23-000149.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104657-23-000149 |
| 2023-08-08 | 16:12 ET | [8-K](/filings/0001104657-23-000127.md) | 5.02 Departure or appointment of officers or directors | 0001104657-23-000127 |
| 2023-08-02 | 20:19 ET | [10-Q](/filings/0001104657-23-000124.md) | Quarterly report, period 2023-06-30 | 0001104657-23-000124 |
| 2023-08-02 | 10:49 ET | [8-K](/filings/0001104657-23-000121.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104657-23-000121 |
| 2023-05-18 | 19:56 ET | [8-K](/filings/0001104657-23-000080.md) | 5.07 Shareholder vote results | 0001104657-23-000080 |
| 2023-05-03 | 20:31 ET | [10-Q](/filings/0001104657-23-000065.md) | Quarterly report, period 2023-03-31 | 0001104657-23-000065 |
| 2023-05-03 | 10:48 ET | [8-K](/filings/0001104657-23-000062.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104657-23-000062 |
| 2023-04-04 | 20:45 ET | [DEF 14A](/filings/0001104657-23-000051.md) | Proxy statement | 0001104657-23-000051 |
| 2023-03-22 | 10:50 ET | [8-K](/filings/0001104657-23-000047.md) | 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001104657-23-000047 |
| 2023-02-16 | 21:07 ET | [10-K](/filings/0001104657-23-000019.md) | Annual report, period 2022-12-31 | 0001104657-23-000019 |
| 2023-02-16 | 11:50 ET | [8-K](/filings/0001104657-23-000015.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0001104657-23-000015 |
| 2022-11-02 | 19:58 ET | [10-Q](/filings/0001104657-22-000157.md) | Quarterly report, period 2022-09-30 | 0001104657-22-000157 |

Page 1 of 8. [Older](/companies/mtrn/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 24, 2026, 15:04 ET. No prices; not investment advice.