| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 07 Jul 2025 | 02 Jul 2025 | 001-42730 |
| 3 | Open Document | Open Filing | 3 | 01 Jul 2025 | 01 Jul 2025 | 001-42730 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Oct 2021 | 01 Oct 2021 | 811-23446 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Oct 2021 | 01 Oct 2021 | 811-21284 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Oct 2021 | 01 Oct 2021 | 811-21338 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Oct 2021 | 01 Oct 2021 | 811-21417 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Aug 2021 | 27 Aug 2021 | 000-28274 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 21 May 2021 | 19 May 2021 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 May 2021 | 19 May 2021 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Feb 2021 | 16 Feb 2021 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Nov 2020 | 13 Nov 2020 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Aug 2020 | 14 Aug 2020 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Aug 2020 | 13 Aug 2020 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 May 2020 | 13 May 2020 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2020 | 21 Feb 2020 | 000-28274 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Dec 2019 | 26 Dec 2019 | 811-23446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Nov 2019 | 21 Nov 2019 | 000-28274 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 25 Oct 2019 | 25 Oct 2019 | 811-23446 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Aug 2019 | 21 Aug 2019 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 May 2019 | 21 May 2019 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2019 | 25 Feb 2019 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Nov 2018 | 23 Nov 2018 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Aug 2018 | 23 Aug 2018 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 May 2018 | 23 May 2018 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Feb 2018 | 26 Feb 2018 | 000-28274 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Dec 2017 | 20 Dec 2017 | 811-21989 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Dec 2017 | 20 Dec 2017 | 811-21338 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Dec 2017 | 20 Dec 2017 | 811-21284 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Dec 2017 | 20 Dec 2017 | 811-21417 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 22 Dec 2017 | 02 Jun 2015 | 811-21989 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 22 Dec 2017 | 02 Jun 2015 | 811-21338 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 22 Dec 2017 | 02 Jun 2015 | 811-21417 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 22 Dec 2017 | 02 Jun 2015 | 811-21284 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Nov 2017 | 27 Nov 2017 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Aug 2017 | 25 Aug 2017 | 000-28274 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 30 Jun 2017 | 27 Jun 2017 | 811-23241 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jun 2017 | 25 May 2017 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2017 | 21 Feb 2017 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Nov 2016 | 18 Nov 2016 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Aug 2016 | 18 Aug 2016 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2016 | 18 May 2016 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2016 | 22 Feb 2016 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Nov 2015 | 20 Nov 2015 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Aug 2015 | 20 Aug 2015 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Aug 2015 | 06 Aug 2015 | 000-28274 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 21 May 2015 | 21 May 2015 | 811-23039 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 May 2015 | 20 May 2015 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2015 | 23 Feb 2015 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Nov 2014 | 21 Nov 2014 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Nov 2014 | 07 Nov 2014 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Aug 2014 | 21 Aug 2014 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2014 | 21 May 2014 | 000-28274 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2014 | 24 Feb 2014 | 000-28274 |