| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jan 2022 | 07 Jan 2022 | 000-23248 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Jul 2021 | 09 Jul 2021 | 000-23248 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Dec 2020 | 30 Nov 2020 | 000-23248 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Dec 2019 | 09 Dec 2019 | 000-23248 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Oct 2018 | 01 Oct 2018 | 000-23248 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Oct 2017 | 02 Oct 2017 | 000-23248 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Oct 2016 | 01 Oct 2016 | 000-23248 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Oct 2015 | 01 Oct 2015 | 000-23248 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Oct 2014 | 01 Oct 2014 | 000-23248 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Apr 2014 | 01 Oct 2013 | 000-23248 |