| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 22 Feb 2022 | 18 Feb 2022 | 001-08400 | |
| 4 | Open Document | Open Filing | 18 Feb 2022 | 16 Feb 2022 | 001-08400 | |
| 4 | Open Document | Open Filing | 22 Feb 2021 | 18 Feb 2021 | 001-08400 | |
| 4 | Open Document | Open Filing | 18 Feb 2021 | 16 Feb 2021 | 001-08400 | |
| 4 | Open Document | Open Filing | 28 Apr 2020 | 25 Apr 2020 | 001-08400 | |
| 4 | Open Document | Open Filing | 20 Feb 2020 | 18 Feb 2020 | 001-08400 | |
| 4 | Open Document | Open Filing | 04 Jun 2019 | 04 Jun 2019 | 001-08400 | |
| 4 | Open Document | Open Filing | 29 Apr 2019 | 25 Apr 2019 | 001-08400 | |
| 4 | Open Document | Open Filing | 23 Apr 2019 | 20 Apr 2019 | 001-08400 | |
| 4 | Open Document | Open Filing | 21 Feb 2019 | 19 Feb 2019 | 001-08400 | |
| 4 | Open Document | Open Filing | 27 Apr 2018 | 25 Apr 2018 | 001-08400 | |
| 4 | Open Document | Open Filing | 24 Apr 2018 | 20 Apr 2018 | 001-08400 | |
| 4 | Open Document | Open Filing | 17 Apr 2018 | 15 Apr 2018 | 001-08400 | |
| 4 | Open Document | Open Filing | 21 Feb 2018 | 20 Feb 2018 | 001-08400 | |
| 4 | Open Document | Open Filing | 03 Aug 2017 | 02 Aug 2017 | 001-08400 | |
| 4 | Open Document | Open Filing | 05 Jun 2017 | 02 Jun 2017 | 001-08400 | |
| 4 | Open Document | Open Filing | 25 Apr 2017 | 25 Apr 2017 | 001-08400 | |
| 4 | Open Document | Open Filing | 24 Apr 2017 | 20 Apr 2017 | 001-08400 | |
| 4 | Open Document | Open Filing | 18 Apr 2017 | 15 Apr 2017 | 001-08400 | |
| 4 | Open Document | Open Filing | 08 Dec 2016 | 07 Dec 2016 | 001-08400 | |
| 4 | Open Document | Open Filing | 17 Nov 2016 | 15 Nov 2016 | 001-08400 | |
| 4 | Open Document | Open Filing | 22 Apr 2016 | 20 Apr 2016 | 001-08400 | |
| 4 | Open Document | Open Filing | 18 Apr 2016 | 15 Apr 2016 | 001-08400 | |
| 4 | Open Document | Open Filing | 12 Apr 2016 | 10 Apr 2016 | 001-08400 | |
| 4 | Open Document | Open Filing | 24 Mar 2016 | 23 Mar 2016 | 001-08400 | |
| 4 | Open Document | Open Filing | 17 Dec 2015 | 16 Dec 2015 | 001-08400 | |
| 4 | Open Document | Open Filing | 17 Apr 2015 | 15 Apr 2015 | 001-08400 | |
| 4 | Open Document | Open Filing | 13 Apr 2015 | 10 Apr 2015 | 001-08400 | |
| 4 | Open Document | Open Filing | 25 Mar 2015 | 23 Mar 2015 | 001-08400 | |
| 4 | Open Document | Open Filing | 23 Apr 2014 | 21 Apr 2014 | 001-08400 | |
| 4 | Open Document | Open Filing | 14 Apr 2014 | 10 Apr 2014 | 001-08400 | |
| 4 | Open Document | Open Filing | 22 Jan 2014 | 17 Jan 2014 | 001-08400 | |
| 4 | Open Document | Open Filing | FORM 4 | 09 Dec 2013 | 09 Dec 2013 | 001-08400 |
| 3 | Open Document | Open Filing | FORM 3 | 09 Dec 2013 | 09 Dec 2013 | 001-08400 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Dec 2013 | 09 Dec 2013 | 001-08444 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Apr 2013 | 23 Apr 2013 | 001-08444 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Apr 2013 | 10 Apr 2013 | 001-08444 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Sep 2012 | 11 Sep 2012 | 001-08444 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Apr 2012 | 23 Apr 2012 | 001-08444 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Apr 2012 | 11 Apr 2012 | 001-08444 |