Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
---|---|---|---|---|---|---|
4 | Open Document | Open Filing | FORM 4 | Jul 17, 2023 | Jul 17, 2023 | 000-54835 |
4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 6, 2021 | Apr 1, 2021 | 000-54835 |
4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 1, 2019 | Feb 26, 2019 | 000-54835 |
4 | Open Document | Open Filing | 4 | Oct 11, 2018 | Oct 9, 2018 | 000-54835 |
4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 2, 2017 | Jan 31, 2017 | 000-54835 |
4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 31, 2016 | May 26, 2016 | 000-54835 |
3 | Open Document | Open Filing | INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES | May 6, 2016 | Apr 28, 2016 | 000-54835 |