FILINGS
| MTX 0000891014 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2018-10-02 | 4 | FORM 4 | View Document |
| 2018-09-07 | 4 | FORM 4 | View Document |
| 2018-09-07 | 4 | FORM 4 | View Document |
| 2018-09-07 | 4 | FORM 4 | View Document |
| 2018-09-07 | 4 | FORM 4 | View Document |
| 2018-09-07 | 4 | FORM 4 | View Document |
| 2018-09-07 | 4 | FORM 4 | View Document |
| 2018-09-07 | 4 | FORM 4 | View Document |
| 2018-09-07 | 4 | FORM 4 | View Document |
| 2018-08-09 | 4 | FORM 4 | View Document |
| 2018-08-03 | 10-Q | 10-Q | View Document |
| 2018-08-02 | 8-K | MTI REPORT ON FORM 8-K DATED AUGUST 2, 2018 | View Document |
| 2018-07-19 | 8-K | MTI REPORT ON FORM 8-K DATED JULY 18, 2018 | View Document |
| 2018-07-03 | 4 | FORM 4 | View Document |
| 2018-07-03 | 4 | FORM 4 | View Document |
| 2018-07-03 | 4 | FORM 4 | View Document |
| 2018-07-03 | 4 | FORM 4 | View Document |
| 2018-07-03 | 4 | FORM 4 | View Document |
| 2018-07-02 | 4 | FORM 4 | View Document |
| 2018-06-22 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-20 | 11-K | MTI REPORT ON FORM 11-K FOR YEAR ENDED DECEMBER 31, 2017 | View Document |
| 2018-06-18 | 4 | FORM 4 | View Document |
| 2018-06-18 | 4 | FORM 4 | View Document |
| 2018-06-18 | 4 | FORM 4 | View Document |
| 2018-06-18 | 4 | FORM 4 | View Document |
| 2018-06-18 | 4 | FORM 4 | View Document |
| 2018-06-18 | 4 | FORM 4 | View Document |
| 2018-06-18 | 4 | FORM 4 | View Document |
| 2018-06-18 | 4 | FORM 4 | View Document |
| 2018-06-13 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-06-01 | 8-K | MTI REPORT ON FORM 8-K DATED MAY 31, 2018 | View Document |
| 2018-05-31 | SD | CONFLICT MINERALS DISCLOSURE | View Document |
| 2018-05-21 | 4/A | FORM 4/A | View Document |
| 2018-05-21 | 4/A | FORM 4/A | View Document |
| 2018-05-21 | 4/A | FORM 4/A | View Document |
| 2018-05-21 | 4/A | FORM 4/A | View Document |
| 2018-05-21 | 4/A | FORM 4/A | View Document |
| 2018-05-21 | 4/A | FORM 4/A | View Document |
| 2018-05-21 | 4/A | FORM 4/A | View Document |
| 2018-05-21 | 4/A | FORM 4/A | View Document |
| 2018-05-18 | 4 | FORM 4 | View Document |
| 2018-05-18 | 4 | FORM 4 | View Document |
| 2018-05-18 | 4 | FORM 4 | View Document |
| 2018-05-18 | 4 | FORM 4 | View Document |
| 2018-05-18 | 4 | FORM 4 | View Document |
| 2018-05-18 | 4 | FORM 4 | View Document |
| 2018-05-18 | 4 | FORM 4 | View Document |
| 2018-05-18 | 4 | FORM 4 | View Document |
| 2018-05-17 | 8-K | MTI REPORT ON FORM 8-K DATED MAY 11, 2018 | View Document |
| 2018-05-04 | 10-Q | 10-Q | View Document |
| 2018-05-03 | 8-K | MTI REPORT ON FORM 8-K DATED MAY 3, 2018 | View Document |
| 2018-04-20 | 8-K | MTI REPORT ON FORM 8-K DATED APRIL 18, 2018 | View Document |
| 2018-04-03 | 4 | FORM 4 | View Document |
| 2018-04-03 | 4 | FORM 4 | View Document |
| 2018-04-03 | 4 | FORM 4 | View Document |
| 2018-04-03 | 4 | FORM 4 | View Document |
| 2018-04-03 | 4 | FORM 4 | View Document |
| 2018-04-03 | 4 | FORM 4 | View Document |
| 2018-04-03 | 4 | FORM 4 | View Document |
| 2018-04-03 | 4 | FORM 4 | View Document |
| 2018-04-03 | 4 | FORM 4 | View Document |
| 2018-04-03 | 4 | FORM 4 | View Document |
| 2018-04-03 | 4 | FORM 4 | View Document |
| 2018-04-03 | 4 | FORM 4 | View Document |
| 2018-04-03 | 4 | FORM 4 | View Document |
| 2018-04-03 | DEFA14A | DEFINITIVE ADDITIONAL MATERIALS | View Document |
| 2018-04-03 | DEF 14A | DEFINITIVE PROXY STATEMENT | View Document |
| 2018-03-19 | 8-K | MTI REPORT ON FORM 8-K DATED MAY 13, 2018 | View Document |
| 2018-03-15 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-02-16 | 10-K | 10-K | View Document |
| 2018-02-14 | SC 13G/A | View Document | |
| 2018-02-09 | SC 13G/A | View Document | |
| 2018-02-08 | 4 | FORM 4 | View Document |
| 2018-02-01 | 8-K | MTI REPORT ON FORM 8-K DATED FEBRUARY 1, 2018 | View Document |
| 2018-01-25 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-25 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-25 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-25 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-25 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-25 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-25 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-25 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-25 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-25 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-24 | 8-K | MTI REPORT ON FORM 8-K DATED JANUARY 24, 2018 | View Document |
| 2018-01-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-19 | SC 13G/A | View Document | |
| 2018-01-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2018-01-18 | 4 | PRIMARY DOCUMENT | View Document |
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