| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 20, 2023 | Jun 15, 2023 | 001-07933 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | Feb 14, 2023 | Dec 31, 2022 | 001-07933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 22, 2022 | Jun 17, 2022 | 001-07933 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | Feb 11, 2022 | Dec 31, 2021 | 001-07933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 29, 2021 | Jun 25, 2021 | 001-07933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 26, 2021 | May 25, 2021 | 001-16189 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 23, 2020 | Jun 19, 2020 | 001-07933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 29, 2020 | May 27, 2020 | 001-07933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 21, 2020 | May 19, 2020 | 001-16189 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 25, 2019 | Jun 21, 2019 | 001-07933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 8, 2019 | May 7, 2019 | 001-16189 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 25, 2018 | Jun 22, 2018 | 001-07933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 9, 2018 | May 8, 2018 | 001-16189 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 27, 2017 | Jun 23, 2017 | 001-07933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 11, 2017 | May 9, 2017 | 001-16189 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 28, 2016 | Jun 24, 2016 | 001-07933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 13, 2016 | May 11, 2016 | 001-16189 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 10, 2015 | Sep 9, 2015 | 001-16189 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 19, 2015 | Jun 17, 2015 | 001-07933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 13, 2015 | May 12, 2015 | 001-16189 |
| 4 | Open Document | Open Filing | FORM 4 - | Jun 26, 2014 | Jun 24, 2014 | 001-07933 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 14, 2014 | May 13, 2014 | 001-16189 |