| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 07 Dec 2022 | 06 Dec 2022 | 001-15811 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Feb 2022 | 15 Feb 2022 | 001-15811 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Dec 2021 | 07 Dec 2021 | 001-15811 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Sep 2021 | 05 Sep 2021 | 001-15811 |
| 4/A | Open Document | Open Filing | FORM 4/A | 25 Feb 2021 | 16 Feb 2021 | 001-15811 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2021 | 16 Feb 2021 | 001-15811 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Sep 2020 | 04 Sep 2020 | 001-15811 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2020 | 18 Feb 2020 | 001-15811 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Sep 2019 | 05 Sep 2019 | 001-15811 |
| 4/A | Open Document | Open Filing | FORM 4/A | 27 Feb 2019 | 19 Feb 2019 | 001-15811 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Feb 2019 | 19 Feb 2019 | 001-15811 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Sep 2018 | 05 Sep 2018 | 001-15811 |
| 3 | Open Document | Open Filing | FORM 3 | 07 Sep 2018 | 05 Sep 2018 | 001-15811 |
| 4 | Open Document | Open Filing | 19 Jan 2016 | 14 Jan 2016 | 001-08661 | |
| 4 | Open Document | Open Filing | 04 Jan 2016 | 31 Dec 2015 | 001-08661 | |
| 4 | Open Document | Open Filing | 21 Dec 2015 | 17 Dec 2015 | 001-08661 | |
| 4 | Open Document | Open Filing | 17 Dec 2015 | 16 Dec 2015 | 001-08661 | |
| 4 | Open Document | Open Filing | 27 Feb 2015 | 25 Feb 2015 | 001-08661 | |
| 4 | Open Document | Open Filing | 24 Feb 2015 | 22 Feb 2015 | 001-08661 | |
| 4 | Open Document | Open Filing | 11 Feb 2015 | 09 Feb 2015 | 001-08661 | |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | 11 Feb 2015 | 31 Dec 2014 | 001-08661 |
| 4 | Open Document | Open Filing | 05 Jun 2014 | 05 Jun 2014 | 001-08661 | |
| 4 | Open Document | Open Filing | 28 Feb 2014 | 26 Feb 2014 | 001-08661 | |
| 4 | Open Document | Open Filing | 25 Feb 2014 | 23 Feb 2014 | 001-08661 | |
| 4 | Open Document | Open Filing | 11 Feb 2014 | 10 Feb 2014 | 001-08661 | |
| 4 | Open Document | Open Filing | 02 Jan 2014 | 31 Dec 2013 | 001-08661 | |
| 4 | Open Document | Open Filing | 07 Mar 2013 | 07 Mar 2013 | 001-08661 | |
| 4 | Open Document | Open Filing | 28 Feb 2013 | 27 Feb 2013 | 001-08661 | |
| 4 | Open Document | Open Filing | 26 Feb 2013 | 24 Feb 2013 | 001-08661 | |
| 4 | Open Document | Open Filing | 06 Feb 2013 | 04 Feb 2013 | 001-08661 | |
| 4 | Open Document | Open Filing | 20 Dec 2012 | 20 Dec 2012 | 001-08661 | |
| 4 | Open Document | Open Filing | 17 Sep 2012 | 17 Sep 2012 | 001-08661 | |
| 4 | Open Document | Open Filing | 28 Feb 2012 | 25 Feb 2012 | 001-08661 | |
| 4 | Open Document | Open Filing | 24 Feb 2012 | 22 Feb 2012 | 001-08661 | |
| 4 | Open Document | Open Filing | 09 Feb 2012 | 07 Feb 2012 | 001-08661 |