FILINGS
| MTRN 0001104657 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2017-05-23 | 4 | FORM 4 | View Document |
| 2017-05-10 | 4 | FORM 4 | View Document |
| 2017-05-10 | 4 | FORM 4 | View Document |
| 2017-05-10 | 4 | FORM 4 | View Document |
| 2017-05-09 | 4 | FORM 4 | View Document |
| 2017-05-09 | 4 | FORM 4 | View Document |
| 2017-05-09 | 4 | FORM 4 | View Document |
| 2017-05-09 | 4 | FORM 4 | View Document |
| 2017-05-09 | 4 | FORM 4 | View Document |
| 2017-05-09 | 4 | FORM 4 | View Document |
| 2017-05-09 | 4 | FORM 4 | View Document |
| 2017-05-09 | 4 | FORM 4 | View Document |
| 2017-05-09 | 4 | FORM 4 | View Document |
| 2017-05-09 | 4 | FORM 4 | View Document |
| 2017-05-08 | 8-K | 8-K | View Document |
| 2017-05-08 | 4 | FORM 4 | View Document |
| 2017-05-08 | 4 | FORM 4 | View Document |
| 2017-05-08 | 4 | FORM 4 | View Document |
| 2017-05-08 | 4 | FORM 4 | View Document |
| 2017-05-08 | 4 | FORM 4 | View Document |
| 2017-05-08 | 4 | FORM 4 | View Document |
| 2017-05-08 | 4 | FORM 4 | View Document |
| 2017-05-03 | S-8 | S-8 STOCK INCENTIVE | View Document |
| 2017-05-03 | S-8 | S-8 DIRECTOR PLAN | View Document |
| 2017-04-28 | 8-K | 8-K | View Document |
| 2017-04-28 | 10-Q | 10-Q | View Document |
| 2017-04-28 | 8-K | 8-K | View Document |
| 2017-04-24 | 4/A | FORM 4/A | View Document |
| 2017-04-17 | 4 | FORM 4 | View Document |
| 2017-04-03 | 4 | FORM 4 | View Document |
| 2017-03-31 | 4 | FORM 4 | View Document |
| 2017-03-28 | 4 | FORM 4 | View Document |
| 2017-03-27 | DEF 14A | DEF 14A | View Document |
| 2017-03-24 | 4 | FORM 4 | View Document |
| 2017-03-22 | 4 | FORM 4 | View Document |
| 2017-03-20 | 4 | FORM 4 | View Document |
| 2017-03-13 | 8-K | 2017-3-13 CRAWFORD | View Document |
| 2017-03-07 | 4 | FORM 4 | View Document |
| 2017-03-07 | 4 | FORM 4 | View Document |
| 2017-03-07 | 4 | FORM 4 | View Document |
| 2017-03-07 | 4 | FORM 4 | View Document |
| 2017-03-07 | 3 | FORM 3 | View Document |
| 2017-03-07 | 4 | FORM 4 | View Document |
| 2017-03-07 | 4 | FORM 4 | View Document |
| 2017-03-07 | 4 | FORM 4 | View Document |
| 2017-03-07 | 4 | FORM 4 | View Document |
| 2017-03-07 | 4 | FORM 4 | View Document |
| 2017-03-07 | 4 | FORM 4 | View Document |
| 2017-03-03 | 8-K | 8-K | View Document |
| 2017-03-01 | 8-K | 2017-2-17 SCOTIA HERAEUS | View Document |
| 2017-03-01 | 8-K | 2017-3-1 HERAEUS PURCHASE | View Document |
| 2017-02-27 | 4 | FORM 4 | View Document |
| 2017-02-27 | 4 | FORM 4 | View Document |
| 2017-02-27 | 4 | FORM 4 | View Document |
| 2017-02-21 | 4 | FORM 4 | View Document |
| 2017-02-21 | 4 | FORM 4 | View Document |
| 2017-02-17 | 8-K | 8-K | View Document |
| 2017-02-17 | 10-K | 10-K | View Document |
| 2017-02-17 | 8-K | 8-K | View Document |
| 2017-02-10 | SC 13G/A | View Document | |
| 2017-02-09 | SC 13G/A | SCHEDULE 13G/A | View Document |
| 2017-02-03 | SC 13G/A | MAT | View Document |
| 2017-01-24 | 4/A | FORM 4/A | View Document |
| 2017-01-19 | 4 | FORM 4 | View Document |
| 2017-01-12 | SC 13G/A | View Document | |
| 2017-01-09 | 4 | FORM 4 | View Document |
| 2017-01-04 | 4/A | PRIMARY DOCUMENT | View Document |
| 2017-01-04 | 4/A | PRIMARY DOCUMENT | View Document |
| 2016-12-05 | 8-K | 2016_12_2 HERAEUS | View Document |
| 2016-11-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-10-31 | 8-K | 8-K | View Document |
| 2016-10-27 | 8-K | 8-K | View Document |
| 2016-10-27 | 10-Q | 10-Q | View Document |
| 2016-10-27 | 8-K | 8-K | View Document |
| 2016-10-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-10-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-10-06 | 8-K | FORM 8-K | View Document |
| 2016-09-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-09-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-09-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-09-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-09-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-09-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-09-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-09-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-09-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-08-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-08-16 | 8-K | 8-K | View Document |
| 2016-07-28 | 10-Q | 10-Q | View Document |
| 2016-07-28 | 8-K | 8-K | View Document |
| 2016-07-19 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-07-19 | 4 | PRIMARY DOCUMENT | View Document |
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