| Form type | Sec Links | Description | Filing date | Reporting date |
|---|---|---|---|---|
| 8-K | Report | Data | FORM 8-K | Dec 27, 2023 | Dec 27, 2023 |
| 8-K | Report | Data | FORM 8-K | Dec 26, 2023 | Dec 26, 2023 |
| 8-K | Report | Data | FORM 8-K | Dec 15, 2023 | Dec 15, 2023 |
| 8-K | Report | Data | 8-K | Nov 9, 2023 | Nov 9, 2023 |
| 8-K | Report | Data | 8-K | Oct 25, 2023 | Oct 23, 2023 |
| 8-K | Report | Data | 8-K | Sep 27, 2023 | Sep 27, 2023 |
| 8-K | Report | Data | 8-K | Sep 21, 2023 | Sep 20, 2023 |
| 8-K | Report | Data | 8-K | Aug 14, 2023 | Aug 10, 2023 |
| 8-K | Report | Data | 8-K | Aug 14, 2023 | Aug 14, 2023 |
| 8-K | Report | Data | 8-K | Jul 24, 2023 | Jul 20, 2023 |
| 8-K | Report | Data | 8-K | Jun 15, 2023 | Jun 14, 2023 |
| 8-K | Report | Data | 8-K | Jun 8, 2023 | Jun 4, 2023 |
| 8-K | Report | Data | 8-K | May 11, 2023 | May 11, 2023 |
| 8-K | Report | Data | 8-K | May 4, 2023 | May 2, 2023 |
| 8-K | Report | Data | 8-K | Mar 27, 2023 | Mar 21, 2023 |
| 8-K | Report | Data | 8-K | Mar 9, 2023 | Mar 7, 2023 |
| 8-K | Report | Data | 8-K | Mar 9, 2023 | Mar 9, 2023 |
| 8-K | Report | Data | 8-K | Feb 9, 2023 | Feb 8, 2023 |
| 8-K | Report | Data | 8-K | Jan 4, 2023 | Dec 29, 2022 |
| 8-K | Report | Data | 8-K | Dec 22, 2022 | Dec 22, 2022 |
| 8-K | Report | Data | 8-K | Nov 7, 2022 | Nov 7, 2022 |
| 8-K | Report | Data | 8-K | Aug 4, 2022 | Aug 4, 2022 |
| 8-K | Report | Data | 8-K | Jul 6, 2022 | Jul 6, 2022 |
| 8-K | Report | Data | 8-K | May 27, 2022 | May 24, 2022 |
| 8-K | Report | Data | 8-K | May 18, 2022 | May 13, 2022 |
| 8-K | Report | Data | 8-K | May 9, 2022 | May 9, 2022 |
| 8-K | Report | Data | 8-K | Apr 25, 2022 | Apr 25, 2022 |
| 8-K | Report | Data | 8-K | Apr 6, 2022 | Mar 31, 2022 |
| 8-K | Report | Data | 8-K | Mar 4, 2022 | Mar 3, 2022 |
| 8-K | Report | Data | 8-K | Feb 24, 2022 | Feb 24, 2022 |
| 8-K | Report | Data | 8-K | Feb 11, 2022 | Feb 7, 2022 |
| 8-K | Report | Data | 8-K | Jan 28, 2022 | Jan 27, 2022 |
| 8-K | Report | Data | 8-K | Jan 27, 2022 | Jan 27, 2022 |
| 8-K | Report | Data | 8-K | Nov 10, 2021 | Nov 10, 2021 |
| 8-K | Report | Data | 8-K | Aug 25, 2021 | Aug 23, 2021 |
| 8-K | Report | 8-K | Aug 10, 2021 | Aug 10, 2021 |
| 8-K | Report | 8-K | May 19, 2021 | May 18, 2021 |
| 8-K | Report | AMTI-8K-Q121 EARNINGS | May 13, 2021 | May 13, 2021 |
| 8-K | Report | 8-K FOR FY2020 10-K | Mar 19, 2021 | Mar 19, 2021 |
| 8-K | Report | 8-K | Feb 10, 2021 | Feb 5, 2021 |
| 8-K | Report | 8-K | Nov 12, 2020 | Nov 12, 2020 |
| 8-K | Report | 8-K | Aug 11, 2020 | Aug 11, 2020 |
| 8-K | Report | 8-K | Jun 9, 2020 | Jun 9, 2020 |