| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 04 Oct 2021 | 01 Oct 2021 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 Dec 2020 | 01 Dec 2020 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jun 2020 | 29 May 2020 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 01 May 2020 | 30 Apr 2020 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 28 Jan 2020 | 24 Jan 2020 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 30 Apr 2019 | 29 Apr 2019 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 28 Jan 2019 | 24 Jan 2019 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 May 2018 | 30 Apr 2018 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 29 Jan 2018 | 25 Jan 2018 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 May 2017 | 30 Apr 2017 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 01 Feb 2017 | 30 Jan 2017 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 30 Jan 2017 | 26 Jan 2017 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 May 2016 | 30 Apr 2016 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 23 Feb 2016 | 23 Feb 2016 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 01 Feb 2016 | 28 Jan 2016 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 May 2015 | 30 Apr 2015 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 Feb 2015 | 29 Jan 2015 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 May 2014 | 30 Apr 2014 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Feb 2014 | 30 Jan 2014 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 07 Feb 2013 | 31 Jan 2013 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 06 Mar 2012 | 02 Mar 2011 | 001-08182 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 Feb 2012 | 31 Jan 2012 | 001-08182 |