| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | 14 Feb 2023 | 31 Dec 2022 | 000-26497 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 15 Feb 2022 | ||
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2022 | 31 Dec 2021 | 000-26497 |
| SC 13G/A | Open Document | Open Filing | SC 13G/A | 12 Feb 2021 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Apr 2020 | 07 Apr 2020 | 000-26497 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Apr 2020 | 02 Apr 2020 | 000-26497 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2020 | 30 Mar 2020 | 000-26497 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Mar 2020 | 25 Mar 2020 | 000-26497 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Mar 2020 | 20 Mar 2020 | 000-26497 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Mar 2020 | 17 Mar 2020 | 000-26497 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2020 | 31 Dec 2019 | 000-26497 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2019 | 14 May 2019 | 000-26497 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2019 | 31 Dec 2018 | 000-26497 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2018 | 09 May 2018 | 000-26497 |
| SC 13G/A | Open Document | Open Filing | EPPERSON FORM SC 13G/A | 09 Feb 2018 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2017 | 24 Feb 2017 | 000-26497 |
| SC 13G/A | Open Document | Open Filing | EPPERSON FORM SC 13G/A | 08 Feb 2017 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Mar 2016 | 08 Mar 2016 | 000-26497 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2016 | 31 Dec 2015 | 000-26497 |
| SC 13G/A | Open Document | Open Filing | EPPERSON FORM SC 13G/A | 09 Feb 2016 | ||
| 5 | Open Document | Open Filing | 13 Feb 2015 | 31 Dec 2014 | 000-26497 | |
| SC 13G/A | Open Document | Open Filing | EPPERSON FORM SC 13G/A | 13 Feb 2015 | ||
| SC 13G/A | Open Document | Open Filing | EPPERSON 13G/A | 12 Feb 2014 | ||
| 5 | Open Document | Open Filing | ANNUAL STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | 12 Feb 2014 | 31 Dec 2013 | 000-26497 |