| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SCHEDULE 13D/A | Open Document | Open Filing | Dec 19, 2024 | |||
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | Feb 27, 2024 | ||
| SC 13D/A | Open Document | Open Filing | AMENDMENT 1 | Sep 23, 2022 | ||
| 4/A | Open Document | Open Filing | Sep 1, 2021 | Aug 26, 2021 | 000-54114 | |
| 4 | Open Document | Open Filing | Aug 27, 2021 | Aug 26, 2021 | 000-54114 | |
| 4 | Open Document | Open Filing | Jan 21, 2021 | Jan 19, 2021 | 000-54114 | |
| SC 13D | Open Document | Open Filing | SC 13D | Oct 3, 2019 | ||
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G AMENDMENT | Sep 3, 2019 | ||
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G AMENDMENT | Jun 17, 2019 | ||
| SC 13G/A | Open Document | Open Filing | AMENDMENT #2 FOR FIELDS | Feb 11, 2019 | ||
| SC 13G/A | Open Document | Open Filing | AMEND #1 FOR FIELDS | Feb 11, 2019 | ||
| SC 13G/A | Open Document | Open Filing | AMEND #1 FOR FIELDS | Feb 11, 2019 | ||
| SC 13G/A | Open Document | Open Filing | AMENDMENT NO. 1 | Aug 7, 2018 | ||
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | Jun 19, 2018 | ||
| SC 13G/A | Open Document | Open Filing | SCHEDULE 13G AMENDMENT | Jun 15, 2018 | ||
| CORRESP | Open Document | Open Filing | May 2, 2018 | |||
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | Mar 12, 2018 | ||
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | Dec 26, 2017 | ||
| CORRESP | Open Document | Open Filing | Dec 20, 2017 | |||
| PREC14A | Open Document | Open Filing | Nov 29, 2017 | |||
| DFAN14A | Open Document | Open Filing | Oct 11, 2017 | |||
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | Dec 13, 2016 | ||
| SC 13D/A | Open Document | Open Filing | AMEND #8 | Oct 12, 2016 | ||
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | Oct 7, 2016 | ||
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | Oct 6, 2016 | ||
| SC 13D/A | Open Document | Open Filing | May 2, 2016 | |||
| SC 13D/A | Open Document | Data | Open Filing | SCHEDULE 13D AMENDMENT | Mar 28, 2016 | ||
| SC 13D | Open Document | Data | Open Filing | SCHEDULE 13D | Mar 14, 2016 | ||
| DFAN14A | Open Document | Open Filing | Feb 23, 2016 | |||
| SC 13D/A | Open Document | Open Filing | Feb 23, 2016 | |||
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 4 | Jan 11, 2016 | ||
| CORRESP | Open Document | Open Filing | Dec 18, 2015 | |||
| DFAN14A | Open Document | Open Filing | Dec 10, 2015 | |||
| SC 13D/A | Open Document | Open Filing | Dec 10, 2015 | |||
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | Nov 3, 2015 | ||
| SC 13D/A | Open Document | Open Filing | Sep 1, 2015 | |||
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | Mar 23, 2015 | ||
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | Jan 24, 2014 |