| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 05 Oct 2021 | 05 Oct 2021 | 001-38543 | |
| 4 | Open Document | Open Filing | 29 Sep 2021 | 28 Sep 2021 | 001-38543 | |
| 4 | Open Document | Open Filing | 22 Sep 2021 | 21 Sep 2021 | 001-38543 | |
| 4 | Open Document | Open Filing | 15 Sep 2021 | 14 Sep 2021 | 001-38543 | |
| 4 | Open Document | Open Filing | 09 Sep 2021 | 07 Sep 2021 | 001-38543 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Sep 2021 | 31 Aug 2021 | 001-38543 |
| 4 | Open Document | Open Filing | 24 Aug 2021 | 20 Aug 2021 | 001-38543 | |
| 4 | Open Document | Open Filing | 17 Aug 2021 | 13 Aug 2021 | 001-38543 | |
| 4 | Open Document | Open Filing | 10 Aug 2021 | 09 Aug 2021 | 001-38543 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Aug 2021 | 03 Aug 2021 | 001-38543 |
| 4 | Open Document | Open Filing | 28 Jul 2021 | 27 Jul 2021 | 001-38543 | |
| 4 | Open Document | Open Filing | 21 Jul 2021 | 20 Jul 2021 | 001-38543 | |
| 4 | Open Document | Open Filing | 09 Jul 2021 | 08 Jul 2021 | 001-38543 | |
| 4 | Open Document | Open Filing | 30 Jun 2021 | 28 Jun 2021 | 001-38543 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 25 Jun 2021 | 24 Jun 2021 | 001-38543 |
| 4 | Open Document | Open Filing | 08 Jun 2021 | 07 Jun 2021 | 001-38543 | |
| 4 | Open Document | Open Filing | 19 May 2021 | 18 May 2021 | 001-38543 | |
| 4 | Open Document | Open Filing | 29 Jan 2021 | 29 Jan 2021 | 001-38543 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 15 Jan 2021 | 13 Jan 2021 | 001-38543 |
| 4 | Open Document | Open Filing | 11 Jan 2021 | 07 Jan 2021 | 001-38543 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Jan 2021 | 04 Jan 2021 | 001-38543 |
| 144 | Open Document | Open Filing | FORM 144 | 31 Dec 2020 | ||
| 4 | Open Document | Open Filing | 13 Nov 2020 | 11 Nov 2020 | 001-38543 | |
| 144 | Open Document | Open Filing | FORM 144 | 16 Oct 2020 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 04 Sep 2020 | 02 Sep 2020 | 001-38543 |
| 4 | Open Document | Open Filing | 14 Aug 2020 | 13 Aug 2020 | 001-38543 | |
| 4 | Open Document | Open Filing | 07 Aug 2020 | 06 Aug 2020 | 001-38543 | |
| 4 | Open Document | Open Filing | 17 Jul 2020 | 16 Jul 2020 | 001-38543 | |
| 144 | Open Document | Open Filing | FORM 144 | 10 Jul 2020 | ||
| 4 | Open Document | Open Filing | 04 Jun 2020 | 03 Jun 2020 | 001-38543 | |
| 4 | Open Document | Open Filing | 13 Mar 2020 | 11 Mar 2020 | 001-38543 | |
| 4 | Open Document | Open Filing | 30 Jan 2020 | 29 Jan 2020 | 001-38543 | |
| 4 | Open Document | Open Filing | 07 Nov 2019 | 07 Nov 2019 | 001-38543 | |
| 4 | Open Document | Open Filing | 13 May 2019 | 10 May 2019 | 001-38543 | |
| 4 | Open Document | Open Filing | 03 May 2019 | 02 May 2019 | 001-38543 | |
| 4 | Open Document | Open Filing | 29 Mar 2019 | 27 Mar 2019 | 001-38543 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 Feb 2019 | 25 Feb 2019 | 001-38543 |
| 4 | Open Document | Open Filing | 03 Jan 2019 | 02 Jan 2019 | 001-38543 | |
| 4 | Open Document | Open Filing | 10 Aug 2018 | 09 Aug 2018 | 001-38543 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Feb 2018 | 01 Feb 2018 | 000-53605 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 15 May 2017 | 11 May 2017 | 000-53605 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 04 Apr 2017 | 31 Mar 2017 | 000-53605 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Nov 2016 | 14 Nov 2016 | 000-53605 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Jun 2016 | 07 Jun 2016 | 000-53605 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 Jun 2015 | 24 Jun 2015 | 000-53605 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 17 Nov 2014 | 17 Nov 2014 | 000-53605 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Aug 2014 | 15 Mar 2014 | 001-11602 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Jun 2014 | 05 Jun 2014 | 000-53605 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 22 May 2014 | 19 May 2014 | 000-53605 |