| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 06 Apr 2023 | 31 Mar 2023 | 001-15465 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Jan 2023 | 30 Dec 2022 | 001-15465 |
| 4 | Open Document | Open Filing | 04 Oct 2022 | 30 Sep 2022 | 001-15465 | |
| 4 | Open Document | Open Filing | 05 Jul 2022 | 30 Jun 2022 | 001-15465 | |
| 4 | Open Document | Open Filing | 04 Apr 2022 | 31 Mar 2022 | 001-15465 | |
| 4 | Open Document | Open Filing | 03 Jan 2022 | 31 Dec 2021 | 001-15465 | |
| 4 | Open Document | Open Filing | 04 Oct 2021 | 30 Sep 2021 | 001-15465 | |
| 4 | Open Document | Open Filing | 02 Jul 2021 | 30 Jun 2021 | 001-15465 | |
| 4 | Open Document | Open Filing | 12 Mar 2021 | 10 Mar 2021 | 001-15465 | |
| 4 | Open Document | Open Filing | 21 Jul 2020 | 20 Jul 2020 | 001-15465 | |
| 4 | Open Document | Open Filing | 04 Feb 2020 | 03 Feb 2020 | 001-15465 | |
| 4 | Open Document | Open Filing | 05 Jan 2016 | 31 Dec 2015 | 000-50296 | |
| 4 | Open Document | Open Filing | 02 Oct 2015 | 30 Sep 2015 | 000-50296 | |
| 4 | Open Document | Open Filing | 13 Aug 2015 | 11 Aug 2015 | 000-50296 | |
| 4 | Open Document | Open Filing | 02 Jul 2015 | 30 Jun 2015 | 000-50296 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Apr 2015 | 31 Mar 2015 | 000-50296 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Jan 2015 | 22 Jan 2015 | 000-50296 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Oct 2014 | 30 Sep 2014 | 000-50296 |