| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Feb 2022 | 24 Feb 2022 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Feb 2022 | 15 Feb 2022 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2022 | 02 Feb 2022 | 001-05324 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Feb 2022 | 31 Dec 2021 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2021 | 22 Feb 2021 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Feb 2021 | 16 Feb 2021 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Feb 2021 | 08 Feb 2021 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2020 | 21 Feb 2020 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Feb 2020 | 18 Feb 2020 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Feb 2020 | 05 Feb 2020 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2019 | 25 Feb 2019 | 001-05324 |
| 144 | Open Document | Open Filing | FORM 144 | 26 Feb 2019 | ||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Feb 2019 | 21 Feb 2019 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Feb 2019 | 15 Feb 2019 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Feb 2019 | 06 Feb 2019 | 001-05324 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Jun 2018 | 22 Jun 2018 | 000-06715 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2018 | 21 Feb 2018 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Feb 2018 | 15 Feb 2018 | 001-05324 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2018 | 31 Dec 2017 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Feb 2018 | 07 Feb 2018 | 001-05324 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Feb 2018 | 01 Feb 2018 | 000-06715 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2017 | 23 Feb 2017 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Feb 2017 | 17 Feb 2017 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2017 | 02 Feb 2017 | 001-05324 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Feb 2017 | 01 Feb 2017 | 000-06715 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Feb 2016 | 19 Feb 2016 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Feb 2016 | 03 Feb 2016 | 001-05324 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Feb 2016 | 01 Feb 2016 | 000-06715 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Apr 2015 | 10 Apr 2015 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Feb 2015 | 20 Feb 2015 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Feb 2015 | 03 Feb 2015 | 001-05324 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Feb 2015 | 02 Feb 2015 | 000-06715 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Dec 2014 | 17 Dec 2014 | 000-06715 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Dec 2014 | 28 Nov 2014 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Feb 2014 | 21 Feb 2014 | 001-05324 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Feb 2014 | 04 Feb 2014 | 001-05324 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Feb 2014 | 01 Feb 2014 | 000-06715 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jan 2014 | 27 Jan 2014 | 001-05324 |