FILINGS
| AMTX 0000738214 | |||
|---|---|---|---|
| Filing Date | Form Type | Description | Document |
| 2017-01-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-01-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-01-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-01-20 | 4 | PRIMARY DOCUMENT | View Document |
| 2017-01-03 | CORRESP | View Document | |
| 2016-12-15 | UPLOAD | View Document | |
| 2016-11-22 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-11-14 | 8-K | CURRENT REPORT | View Document |
| 2016-11-14 | 10-Q | QUARTERLY REPORT | View Document |
| 2016-11-14 | 8-K | CURRENT REPORT | View Document |
| 2016-09-06 | 8-K | CURRENT REPORT | View Document |
| 2016-08-11 | 10-Q | QUARTERLY REPORT | View Document |
| 2016-08-11 | 8-K | CURRENT REPORT | View Document |
| 2016-07-01 | 8-K | CURRENT REPORT | View Document |
| 2016-06-10 | 424B2 | AMENDMENT NO. 1 TO PROSPECTUS SUPPLEMENT | View Document |
| 2016-05-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-05-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-05-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-05-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-05-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-05-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-05-23 | 4 | PRIMARY DOCUMENT | View Document |
| 2016-05-12 | 8-K | CURENT REPORT | View Document |
| 2016-05-12 | 10-Q | QUARTERLY REPORT | View Document |
| 2016-05-05 | 8-K | CURRENT REPORT | View Document |
| 2016-04-27 | 8-K | CURRENT REPORT | View Document |
| 2016-03-29 | 424B2 | PROSPECTUS SUPPLEMENT | View Document |
| 2016-03-29 | 10-K | ANNUAL REPORT | View Document |
| 2016-03-24 | 8-K | CURRENT REPORT | View Document |
| 2016-03-04 | DEFA14A | ADDITIONAL PROXY MATERIALS | View Document |
| 2016-03-04 | DEF 14A | PRELIMINARY PROXY STATEMENT | View Document |
| 2016-02-22 | 5 | PRIMARY DOCUMENT | View Document |
| 2016-02-19 | S-8 | REGISTRATION STATEMENT | View Document |
| 2016-02-05 | SC 13G | SC 13G | View Document |
| 2016-01-25 | SC 13G/A | View Document | |
| 2016-01-25 | SC 13G/A | View Document | |
| 2015-12-16 | 8-K | CURRENT REPORT | View Document |
| 2015-12-16 | 8-K | CURRENT REPORT | View Document |
| 2015-12-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-12-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-12-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-12-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-12-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-12-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-12-14 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-11-05 | 10-Q | QUARTERLY REPORT | View Document |
| 2015-08-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-08-24 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-08-19 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-08-13 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-08-10 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-08-07 | 10-Q | QUARTERLY REPORT | View Document |
| 2015-08-06 | 8-K | CURRENT REPORT | View Document |
| 2015-07-24 | 424B5 | 424B5 | View Document |
| 2015-06-08 | SC 13G/A | View Document | |
| 2015-06-01 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-05-28 | 8-K | CURRENT REPORT | View Document |
| 2015-05-27 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-05-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-05-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-05-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-05-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-05-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-05-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-05-26 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-05-21 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-05-07 | 10-Q | QUARTERLY REPORT | View Document |
| 2015-04-03 | DEFA14A | NOTICE AND ACCESS | View Document |
| 2015-04-03 | DEF 14A | PROXY STATEMENT | View Document |
| 2015-03-26 | UPLOAD | View Document | |
| 2015-03-24 | CORRESP | View Document | |
| 2015-03-24 | PRER14A | PRELIMINARY PROXY STATEMENT | View Document |
| 2015-03-19 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-03-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-03-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-03-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-03-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2015-03-17 | UPLOAD | View Document | |
| 2015-03-12 | 10-K | ANNUAL REPORT | View Document |
| 2015-03-03 | PRE 14A | PRELIMINARY PROXY STATEMENT | View Document |
| 2015-02-26 | S-8 | S-8 | View Document |
| 2015-01-12 | SC 13G/A | View Document | |
| 2014-12-19 | 8-K | CURRENT REPORT | View Document |
| 2014-12-17 | 4/A | PRIMARY DOCUMENT | View Document |
| 2014-12-17 | 4/A | PRIMARY DOCUMENT | View Document |
| 2014-12-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2014-12-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2014-12-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2014-12-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2014-12-17 | 4 | PRIMARY DOCUMENT | View Document |
| 2014-12-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2014-12-16 | 4 | PRIMARY DOCUMENT | View Document |
| 2014-11-13 | 10-Q/A | QUARTERLY REPORT | View Document |
| 2014-11-12 | 10-Q | QUARTERLY REPORT | View Document |
| 2014-11-12 | 8-K | CURRENT REPORT | View Document |
| 2014-11-03 | UPLOAD | View Document | |
| 2014-10-21 | 8-K | CURRENT REPORT | View Document |
| 2014-10-17 | EFFECT | View Document | |
| 2014-10-17 | CORRESP | View Document | |
| 2014-10-06 | D | View Document | |
Search company filings and access detailed reports including 10-K, 10-Q, 8-K, and other critical filings. Stay informed on corporate disclosures, regulatory filings, and updates with our easy-to-use EDGAR API filings search tool.
