FILINGS
| AMTX 0000738214 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2021-04-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-04-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-04-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-04-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-04-21 | 8-K | CURRENT REPORT | View Document |
| 2021-04-12 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-04-12 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-04-12 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-03-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-03-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-03-18 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-03-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-03-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-03-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-03-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-03-15 | S-8 | PRIMARY DOCUMENT | View Document |
| 2021-03-15 | 10-K | ANNUAL REPORT | View Document |
| 2021-03-12 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-03-11 | 8-K | FORM 8-K | View Document |
| 2021-03-09 | SC 13G/A | View Document | |
| 2021-03-02 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-03-01 | 8-K | FORM 8-K | View Document |
| 2021-02-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-02-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-02-19 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-02-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-02-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-02-12 | SC 13G/A | SC 13G/A | View Document |
| 2021-02-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-02-10 | SC 13G | View Document | |
| 2021-02-09 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-02-09 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-02-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-02-05 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-02-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-02-04 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-02-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-02-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-28 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-27 | 8-K | CURRENT REPORT | View Document |
| 2021-01-26 | 424B5 | PROSPECTUS SUPPLEMENT | View Document |
| 2021-01-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2021-01-11 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-12-31 | SC 13G | SC 13G | View Document |
| 2020-12-07 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-11-12 | 10-Q | QUARTERLY REPORT | View Document |
| 2020-11-12 | 8-K | CURRENT REPORT | View Document |
| 2020-10-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-10-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-10-01 | S-8 | REGISTRATION STATEMENT | View Document |
| 2020-10-01 | 424B5 | 424B5 | View Document |
| 2020-10-01 | 8-K | CURRENT REPORT | View Document |
| 2020-09-24 | EFFECT | View Document | |
| 2020-09-21 | CORRESP | View Document | |
| 2020-09-04 | UPLOAD | View Document | |
| 2020-08-28 | S-3 | FORM S-3 | View Document |
| 2020-08-28 | S-8 | FORM S-8 | View Document |
| 2020-08-18 | 8-K | CURRENT REPORT | View Document |
| 2020-08-13 | 10-Q | QUARTERLY REPORT | View Document |
| 2020-08-13 | 8-K | CURRENT REPORT | View Document |
| 2020-06-17 | 3 | PRIMARY DOCUMENT | View Document |
| 2020-06-09 | 8-K | CURRENT REPORT | View Document |
| 2020-05-14 | 8-K | CURRENT REPORT | View Document |
| 2020-05-14 | 10-Q | QUARTERLY REPORT | View Document |
| 2020-04-28 | DEFA14A | NOTICE AND ACCESS CARD | View Document |
| 2020-04-28 | DEF 14A | DEF 14A | View Document |
| 2020-04-28 | 8-K | CURRENT REPORT | View Document |
| 2020-03-31 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-03-31 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-03-31 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-03-31 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-03-31 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-03-31 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-03-12 | 8-K | FORM 8-K | View Document |
| 2020-03-12 | S-8 | REGISTRATION STATEMENT | View Document |
| 2020-03-12 | 10-K | ANNUAL REPORT | View Document |
| 2020-02-18 | 8-K | CURRENT REPORT | View Document |
| 2020-02-05 | 8-K | CURRENT REPORT | View Document |
| 2020-01-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-01-13 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-01-13 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-01-13 | 4 | PRIMARY DOCUMENT | View Document |
| 2020-01-13 | 4 | PRIMARY DOCUMENT | View Document |
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