FILINGS
| MTRN 0001104657 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2023-03-03 | 4 | FORM 4 | View Document |
| 2023-03-03 | 4 | FORM 4 | View Document |
| 2023-03-03 | 4 | FORM 4 | View Document |
| 2023-03-03 | 4 | FORM 4 | View Document |
| 2023-03-03 | 4 | FORM 4 | View Document |
| 2023-03-03 | 4 | FORM 4 | View Document |
| 2023-02-27 | 144 | View Document | |
| 2023-02-27 | 4 | FORM 4 | View Document |
| 2023-02-22 | 4 | FORM 4 | View Document |
| 2023-02-22 | 4 | FORM 4 | View Document |
| 2023-02-16 | 10-K | 10-K | View Document |
| 2023-02-16 | 8-K | 8-K | View Document |
| 2023-02-13 | SC 13G | SEC SCHEDULE 13G | View Document |
| 2023-02-10 | SC 13G/A | SEC SCHEDULE 13G | View Document |
| 2023-02-09 | SC 13G/A | SCHEDULE 13G/A | View Document |
| 2023-02-03 | 4 | FORM 4 | View Document |
| 2023-02-03 | 3 | FORM 3 | View Document |
| 2023-01-26 | SC 13G/A | View Document | |
| 2023-01-20 | SC 13G | View Document | |
| 2023-01-05 | 4 | FORM 4 | View Document |
| 2023-01-05 | 4 | FORM 4 | View Document |
| 2022-12-13 | 4 | FORM 4 | View Document |
| 2022-12-12 | 4 | FORM 4 | View Document |
| 2022-12-12 | 4 | FORM 4 | View Document |
| 2022-12-12 | 4 | FORM 4 | View Document |
| 2022-12-12 | 4 | FORM 4 | View Document |
| 2022-12-12 | 4 | FORM 4 | View Document |
| 2022-12-12 | 4 | FORM 4 | View Document |
| 2022-12-12 | 4 | FORM 4 | View Document |
| 2022-12-12 | 4 | FORM 4 | View Document |
| 2022-12-12 | 4 | FORM 4 | View Document |
| 2022-12-12 | 4 | FORM 4 | View Document |
| 2022-12-12 | 4 | FORM 4 | View Document |
| 2022-12-02 | 4 | FORM 4 | View Document |
| 2022-11-02 | 10-Q | 10-Q | View Document |
| 2022-11-02 | 8-K | 8-K | View Document |
| 2022-10-31 | 4 | FORM 4 | View Document |
| 2022-10-31 | 4 | FORM 4 | View Document |
| 2022-10-31 | 4 | FORM 4 | View Document |
| 2022-09-12 | 4 | FORM 4 | View Document |
| 2022-09-12 | 4 | FORM 4 | View Document |
| 2022-09-12 | 4 | FORM 4 | View Document |
| 2022-09-12 | 4 | FORM 4 | View Document |
| 2022-09-12 | 4 | FORM 4 | View Document |
| 2022-09-12 | 4 | FORM 4 | View Document |
| 2022-09-12 | 4 | FORM 4 | View Document |
| 2022-09-12 | 4 | FORM 4 | View Document |
| 2022-09-12 | 4 | FORM 4 | View Document |
| 2022-09-12 | 4 | FORM 4 | View Document |
| 2022-09-12 | 4 | FORM 4 | View Document |
| 2022-08-23 | 4 | FORM 4 | View Document |
| 2022-08-15 | 8-K | 8-K | View Document |
| 2022-08-03 | 10-Q | 10-Q | View Document |
| 2022-08-03 | 8-K | 8-K | View Document |
| 2022-07-11 | 4 | FORM 4 | View Document |
| 2022-07-11 | 4 | FORM 4 | View Document |
| 2022-07-11 | 4 | FORM 4 | View Document |
| 2022-06-21 | 4 | FORM 4 | View Document |
| 2022-06-21 | 4 | FORM 4 | View Document |
| 2022-06-21 | 4 | FORM 4 | View Document |
| 2022-06-21 | 4 | FORM 4 | View Document |
| 2022-06-21 | 4 | FORM 4 | View Document |
| 2022-06-21 | 4 | FORM 4 | View Document |
| 2022-06-21 | 4 | FORM 4 | View Document |
| 2022-06-21 | 4 | FORM 4 | View Document |
| 2022-06-21 | 4 | FORM 4 | View Document |
| 2022-06-21 | 4 | FORM 4 | View Document |
| 2022-06-21 | 4 | FORM 4 | View Document |
| 2022-06-17 | 11-K | 11-K | View Document |
| 2022-05-31 | SD | SD | View Document |
| 2022-05-20 | UPLOAD | View Document | |
| 2022-05-16 | 4 | FORM 4 | View Document |
| 2022-05-10 | CORRESP | View Document | |
| 2022-05-09 | 8-K | 8-K | View Document |
| 2022-05-06 | 4 | FORM 4 | View Document |
| 2022-05-06 | 4 | FORM 4 | View Document |
| 2022-05-06 | 4 | FORM 4 | View Document |
| 2022-05-06 | 4 | FORM 4 | View Document |
| 2022-05-06 | 4 | FORM 4 | View Document |
| 2022-05-06 | 4 | FORM 4 | View Document |
| 2022-05-06 | 4 | FORM 4 | View Document |
| 2022-05-06 | 4 | FORM 4 | View Document |
| 2022-05-04 | 8-K | 8-K | View Document |
| 2022-04-28 | 10-Q | 10-Q | View Document |
| 2022-04-28 | 8-K | 8-K | View Document |
| 2022-04-26 | UPLOAD | View Document | |
| 2022-04-21 | 8-K | 8-K | View Document |
| 2022-04-11 | 4 | FORM 4 | View Document |
| 2022-04-11 | 4 | FORM 4 | View Document |
| 2022-04-11 | 4 | FORM 4 | View Document |
| 2022-04-07 | CORRESP | View Document | |
| 2022-03-30 | CORRESP | View Document | |
| 2022-03-25 | 4/A | FORM 4/A | View Document |
| 2022-03-25 | 4/A | FORM 4/A | View Document |
| 2022-03-24 | DEF 14A | DEF 14A | View Document |
| 2022-03-21 | UPLOAD | View Document | |
| 2022-03-15 | 4 | FORM 4 | View Document |
| 2022-03-15 | 4 | FORM 4 | View Document |
| 2022-03-15 | 4 | FORM 4 | View Document |
| 2022-03-15 | 4 | FORM 4 | View Document |
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