| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 144 | Open Document | Open Filing | 14 Nov 2023 | |||
| 144 | Open Document | Open Filing | 14 Nov 2023 | |||
| 144 | Open Document | Open Filing | 13 Nov 2023 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jan 2023 | 27 Jan 2023 | 001-38481 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2022 | 28 Jan 2022 | 001-38481 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Aug 2021 | 06 Aug 2021 | 001-38481 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jun 2021 | 04 Jun 2021 | 001-38481 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Apr 2021 | 21 Apr 2021 | 000-26621 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2021 | 29 Jan 2021 | 001-38481 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Dec 2020 | 09 Mar 2020 | 001-38481 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Apr 2020 | 27 Apr 2020 | 000-26621 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2020 | 31 Jan 2020 | 001-38481 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2019 | 07 May 2019 | 000-26621 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2019 | 01 Feb 2019 | 001-38481 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2018 | 01 May 2018 | 000-26621 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jan 2018 | 26 Jan 2018 | 000-04887 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jun 2017 | 08 Jun 2017 | 000-04887 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 May 2017 | 02 May 2017 | 000-26621 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2017 | 28 Apr 2017 | 000-04887 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Apr 2017 | 27 Apr 2017 | 000-04887 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Mar 2017 | 22 Mar 2017 | 000-26621 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Feb 2017 | 27 Jan 2017 | 000-04887 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Jan 2017 | 27 Jan 2017 | 000-04887 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2016 | 03 May 2016 | 000-26621 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2016 | 29 Jan 2016 | 000-04887 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2015 | 05 May 2015 | 000-26621 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2015 | 30 Jan 2015 | 000-04887 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Dec 2014 | 18 Dec 2014 | 000-26621 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2014 | 06 May 2014 | 000-26621 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Mar 2014 | 11 Mar 2014 | 000-04887 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Mar 2014 | 04 Mar 2014 | 000-04887 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2014 | 03 Mar 2014 | 000-04887 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2014 | 28 Feb 2014 | 000-04887 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2014 | 31 Jan 2014 | 000-04887 |