| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 04 Jun 2025 | 02 Jun 2025 | 000-06233 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jun 2024 | 03 Jun 2024 | 000-06233 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jan 2024 | 28 Dec 2023 | 000-06233 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jun 2023 | 01 Jun 2023 | 000-06233 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jun 2022 | 03 Jun 2022 | 000-06233 |
| 5 | Open Document | Open Filing | FORM 5 | 10 Feb 2022 | 31 Dec 2021 | 000-06233 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Jun 2021 | 03 Jun 2021 | 000-06233 |
| 5 | Open Document | Open Filing | FORM 5 | 11 Feb 2021 | 31 Dec 2020 | 000-06233 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2020 | 01 Jun 2020 | 000-06233 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jun 2019 | 03 Jun 2019 | 000-06233 |
| 5 | Open Document | Open Filing | FORM 5 | 24 Jan 2019 | 31 Dec 2018 | 000-06233 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Nov 2018 | 01 Nov 2018 | 000-06233 |
| 5 | Open Document | Open Filing | FORM 5 | 13 Feb 2018 | 31 Dec 2017 | 000-06233 |
| 5 | Open Document | Open Filing | FORM 5 | 14 Feb 2017 | 31 Dec 2016 | 000-06233 |
| 3/A | Open Document | Open Filing | FORM 3/A | 08 Feb 2017 | 21 Apr 2011 | 000-06233 |
| 5 | Open Document | Open Filing | FORM 5 | 09 Feb 2016 | 31 Dec 2015 | 000-06233 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2015 | 31 Dec 2014 | 000-06233 |
| 5/A | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2014 | 31 Dec 2013 | 000-06233 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jan 2014 | 09 Dec 2013 | 000-06233 |