| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Aug 2021 | 10 Aug 2021 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jul 2021 | 20 Jul 2021 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jul 2021 | 09 Jul 2021 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jun 2021 | 15 Jun 2021 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2021 | 05 May 2021 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Apr 2021 | 15 Apr 2021 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Apr 2021 | 08 Apr 2021 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2021 | 21 Feb 2021 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Feb 2021 | 09 Feb 2021 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Jan 2021 | 15 Jan 2021 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jan 2021 | 12 Jan 2021 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Nov 2020 | 10 Nov 2020 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Oct 2020 | 15 Oct 2020 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Oct 2020 | 12 Oct 2020 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Aug 2020 | 06 Aug 2020 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Jul 2020 | 15 Apr 2020 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jul 2020 | 15 Jul 2020 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jul 2020 | 09 Jul 2020 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2020 | 06 May 2020 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Apr 2020 | 15 Apr 2020 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Apr 2020 | 07 Apr 2020 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2020 | 25 Feb 2020 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Feb 2020 | 06 Feb 2020 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jan 2020 | 15 Jan 2020 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jan 2020 | 14 Jan 2020 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Nov 2019 | 20 Nov 2019 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Nov 2019 | 07 Nov 2019 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Nov 2019 | 07 Nov 2019 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Oct 2019 | 15 Oct 2019 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Oct 2019 | 08 Oct 2019 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Aug 2019 | 08 Aug 2019 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jul 2019 | 15 Jul 2019 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jul 2019 | 09 Jul 2019 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 May 2019 | 08 May 2019 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Apr 2019 | 15 Apr 2019 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Apr 2019 | 08 Apr 2019 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Feb 2019 | 13 Feb 2019 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2019 | 11 Feb 2019 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Jan 2019 | 15 Jan 2019 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Jan 2019 | 11 Jan 2019 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Nov 2018 | 08 Nov 2018 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Oct 2018 | 15 Oct 2018 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Oct 2018 | 12 Oct 2018 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2018 | 14 Aug 2018 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Jul 2018 | 16 Jul 2018 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jul 2018 | 11 Jul 2018 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 May 2018 | 29 May 2018 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 May 2018 | 06 Apr 2018 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Apr 2018 | 16 Apr 2018 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Mar 2018 | 02 Mar 2018 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2018 | 22 Feb 2018 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2018 | 20 Feb 2018 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Feb 2018 | 16 Feb 2018 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2018 | 09 Feb 2018 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Dec 2017 | 18 Dec 2017 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Nov 2017 | 09 Nov 2017 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Mar 2017 | 02 Mar 2017 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Nov 2016 | 14 Nov 2016 | 001-16503 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Nov 2016 | 09 Nov 2016 | 001-16503 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Nov 2016 | 27 Oct 2016 | 001-16503 |