| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 30 Jul 2024 | 30 Jul 2024 | 001-08754 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Feb 2024 | 21 Feb 2024 | 001-08754 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Feb 2023 | 22 Feb 2023 | 001-08754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Aug 2022 | 23 Aug 2022 | 001-08754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Mar 2022 | 10 Mar 2022 | 001-08754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2022 | 23 Feb 2022 | 001-08754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 May 2021 | 11 May 2021 | 001-08754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2021 | 24 Feb 2021 | 001-08754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2020 | 26 Feb 2020 | 001-08754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2019 | 21 May 2019 | 001-08754 |
| 4 | Open Document | Open Filing | 4 | 18 Oct 2018 | 18 Oct 2018 | 001-38019 |
| 4 | Open Document | Open Filing | 4 | 21 May 2018 | 17 May 2018 | 001-38019 |
| 4/A | Open Document | Open Filing | 4/A | 09 Jan 2018 | 01 Jan 2018 | 001-38019 |
| 4 | Open Document | Open Filing | 4 | 03 Jan 2018 | 01 Jan 2018 | 001-38019 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Mar 2017 | 22 Mar 2017 | 001-08754 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Jan 2017 | 06 Jan 2017 | 333-145639 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Jan 2017 | 30 Dec 2016 | 333-145639 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jun 2016 | 08 Jun 2016 | 001-08754 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Apr 2016 | 22 Apr 2016 | 001-08754 |