| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 01 Jul 2021 | 29 Jun 2021 | 001-08787 | |
| 4 | Open Document | Open Filing | 13 May 2021 | 11 May 2021 | 001-08787 | |
| 4 | Open Document | Open Filing | 01 Apr 2021 | 30 Mar 2021 | 001-08787 | |
| 4 | Open Document | Open Filing | 04 Mar 2021 | 02 Mar 2021 | 001-08787 | |
| 4 | Open Document | Open Filing | 24 Feb 2021 | 22 Feb 2021 | 001-08787 | |
| 4 | Open Document | Open Filing | 20 Jan 2021 | 15 Jan 2021 | 001-08787 | |
| 4 | Open Document | Open Filing | 05 Jan 2021 | 01 Jan 2021 | 001-08787 | |
| 4 | Open Document | Open Filing | 30 Dec 2020 | 28 Dec 2020 | 001-08787 | |
| 4 | Open Document | Open Filing | 02 Oct 2020 | 30 Sep 2020 | 001-08787 | |
| 4 | Open Document | Open Filing | FORM 4 | 01 Jul 2020 | 29 Jun 2020 | 001-08787 |
| 4 | Open Document | Open Filing | 01 Apr 2020 | 30 Mar 2020 | 001-08787 | |
| 4 | Open Document | Open Filing | 13 Mar 2020 | 11 Mar 2020 | 001-08787 | |
| 4/A | Open Document | Open Filing | 13 Mar 2020 | 19 Mar 2019 | 001-08787 | |
| 4 | Open Document | Open Filing | 22 Jan 2020 | 17 Jan 2020 | 001-08787 | |
| 4 | Open Document | Open Filing | 03 Jan 2020 | 01 Jan 2020 | 001-08787 | |
| 4 | Open Document | Open Filing | 30 Dec 2019 | 26 Dec 2019 | 001-08787 | |
| 4 | Open Document | Open Filing | 01 Oct 2019 | 30 Sep 2019 | 001-08787 | |
| 4 | Open Document | Open Filing | 01 Jul 2019 | 28 Jun 2019 | 001-08787 | |
| 4 | Open Document | Open Filing | 02 Apr 2019 | 29 Mar 2019 | 001-08787 | |
| 4 | Open Document | Open Filing | 20 Mar 2019 | 19 Mar 2019 | 001-08787 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2019 | 06 Mar 2019 | 001-13836 |
| 4 | Open Document | Open Filing | 28 Dec 2018 | 26 Dec 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | 01 Oct 2018 | 28 Sep 2018 | 001-08787 | |
| 3/A | Open Document | Open Filing | 10 Jul 2018 | 14 May 2017 | 001-08787 | |
| 4 | Open Document | Open Filing | 02 Jul 2018 | 28 Jun 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | 02 Apr 2018 | 29 Mar 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | 15 Mar 2018 | 14 Mar 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Mar 2018 | 08 Mar 2018 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Mar 2018 | 07 Mar 2018 | 001-13836 |
| 4 | Open Document | Open Filing | 26 Dec 2017 | 22 Dec 2017 | 001-08787 | |
| 4 | Open Document | Open Filing | 13 Nov 2017 | 08 Nov 2017 | 001-08787 | |
| 4 | Open Document | Open Filing | 02 Oct 2017 | 29 Sep 2017 | 001-08787 | |
| 4 | Open Document | Open Filing | 10 Aug 2017 | 08 Aug 2017 | 001-08787 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Aug 2017 | 01 Aug 2017 | 001-13836 |
| 4 | Open Document | Open Filing | 30 Jun 2017 | 28 Jun 2017 | 001-08787 | |
| 4 | Open Document | Open Filing | 19 May 2017 | 18 May 2017 | 001-08787 | |
| 4 | Open Document | Open Filing | 16 May 2017 | 14 May 2017 | 001-08787 | |
| 3 | Open Document | Open Filing | 16 May 2017 | 14 May 2017 | 001-08787 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Mar 2017 | 09 Mar 2017 | 001-13836 |
| 4 | Open Document | Open Filing | 07 Sep 2016 | 02 Sep 2016 | 001-13836 | |
| 4 | Open Document | Open Filing | 14 Mar 2016 | 10 Mar 2016 | 001-13836 | |
| 4 | Open Document | Open Filing | 08 Mar 2016 | 05 Mar 2016 | 001-13836 | |
| 4 | Open Document | Open Filing | 09 Mar 2015 | 05 Mar 2015 | 001-13836 | |
| 4 | Open Document | Open Filing | 11 Mar 2014 | 07 Mar 2014 | 001-13836 | |
| 4 | Open Document | Open Filing | 10 Mar 2014 | 06 Mar 2014 | 001-13836 |