| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | FORM 3 - | 24 Nov 2021 | 24 Nov 2021 | 811-23702 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Oct 2020 | 05 Oct 2020 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Oct 2020 | 30 Sep 2020 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Sep 2020 | 31 Aug 2020 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Aug 2020 | 31 Jul 2020 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jul 2020 | 30 Jun 2020 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2020 | 29 May 2020 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2020 | 30 Apr 2020 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2020 | 31 Mar 2020 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2020 | 28 Feb 2020 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2020 | 31 Jan 2020 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2020 | 31 Dec 2019 | 000-13928 |
| 4 | Open Document | Open Filing | FORM 4 - | 23 Dec 2019 | 19 Dec 2019 | 811-21652 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Dec 2019 | 29 Nov 2019 | 000-13928 |
| 3 | Open Document | Open Filing | FORM 3 - | 15 Nov 2019 | 13 Nov 2019 | 811-23057 |
| 3 | Open Document | Open Filing | FORM 3 - | 15 Nov 2019 | 13 Nov 2019 | 811-22715 |
| 3 | Open Document | Open Filing | FORM 3 - | 15 Nov 2019 | 13 Nov 2019 | 811-21681 |
| 3 | Open Document | Open Filing | FORM 3 - | 15 Nov 2019 | 13 Nov 2019 | 811-21982 |
| 3 | Open Document | Open Filing | FORM 3 - | 15 Nov 2019 | 13 Nov 2019 | 811-22437 |
| 3 | Open Document | Open Filing | FORM 3 - | 15 Nov 2019 | 13 Nov 2019 | 811-21652 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Nov 2019 | 31 Oct 2019 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Oct 2019 | 30 Sep 2019 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Sep 2019 | 30 Aug 2019 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Aug 2019 | 31 Jul 2019 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2019 | 28 Jun 2019 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2019 | 31 May 2019 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2019 | 30 Apr 2019 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2019 | 29 Mar 2019 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2019 | 28 Feb 2019 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2019 | 31 Jan 2019 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2019 | 31 Dec 2018 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Dec 2018 | 30 Nov 2018 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Nov 2018 | 31 Oct 2018 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2018 | 28 Sep 2018 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Sep 2018 | 31 Aug 2018 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Aug 2018 | 31 Jul 2018 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jul 2018 | 29 Jun 2018 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jun 2018 | 31 May 2018 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2018 | 30 Apr 2018 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2018 | 29 Mar 2018 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2018 | 28 Feb 2018 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2018 | 31 Jan 2018 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2018 | 29 Dec 2017 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Dec 2017 | 30 Nov 2017 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Nov 2017 | 31 Oct 2017 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2017 | 29 Sep 2017 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Sep 2017 | 31 Aug 2017 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Aug 2017 | 31 Jul 2017 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jul 2017 | 30 Jun 2017 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2017 | 31 May 2017 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2017 | 28 Apr 2017 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2017 | 31 Mar 2017 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Mar 2017 | 28 Feb 2017 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2017 | 31 Jan 2017 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2017 | 30 Dec 2016 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Dec 2016 | 30 Nov 2016 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Nov 2016 | 31 Oct 2016 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Oct 2016 | 30 Sep 2016 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Sep 2016 | 31 Aug 2016 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Aug 2016 | 29 Jul 2016 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jul 2016 | 30 Jun 2016 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2016 | 31 May 2016 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2016 | 29 Apr 2016 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2016 | 31 Mar 2016 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2016 | 29 Feb 2016 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2016 | 29 Jan 2016 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2016 | 31 Dec 2015 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Dec 2015 | 30 Nov 2015 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Nov 2015 | 31 Oct 2015 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Oct 2015 | 30 Sep 2015 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Sep 2015 | 31 Aug 2015 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Aug 2015 | 31 Jul 2015 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2015 | 30 Jun 2015 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2015 | 29 May 2015 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 May 2015 | 30 Apr 2015 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2015 | 31 Mar 2015 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Mar 2015 | 27 Feb 2015 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2015 | 30 Jan 2015 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2015 | 31 Dec 2014 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Dec 2014 | 28 Nov 2014 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Nov 2014 | 31 Oct 2014 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Oct 2014 | 30 Sep 2014 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Sep 2014 | 29 Aug 2014 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Aug 2014 | 31 Jul 2014 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jul 2014 | 30 Jun 2014 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2014 | 30 May 2014 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2014 | 30 Apr 2014 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2014 | 31 Mar 2014 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Mar 2014 | 28 Feb 2014 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2014 | 31 Jan 2014 | 000-13928 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2014 | 31 Dec 2013 | 000-13928 |