| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 01 Dec 2021 | 30 Nov 2021 | 001-07982 |
| 4 | Open Document | Open Filing | FORM 4 | 26 May 2021 | 25 May 2021 | 001-07982 |
| 5 | Open Document | Open Filing | FORM 5 | 03 Feb 2021 | 31 Jan 2021 | 001-07982 |
| 4 | Open Document | Open Filing | FORM 4 | 22 May 2020 | 20 May 2020 | 001-07982 |
| 5 | Open Document | Open Filing | FORM 5 | 10 Feb 2020 | 31 Jan 2020 | 001-07982 |
| 4 | Open Document | Open Filing | FORM 4 | 22 May 2019 | 21 May 2019 | 001-07982 |
| 5 | Open Document | Open Filing | FORM 5 | 04 Feb 2019 | 31 Jan 2019 | 001-07982 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Aug 2018 | 27 Aug 2018 | 001-07982 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Jul 2018 | 12 Jul 2018 | 001-07982 |
| 4 | Open Document | Open Filing | FORM 4 | 23 May 2018 | 22 May 2018 | 001-07982 |
| 5 | Open Document | Open Filing | FORM 5 | 15 Feb 2018 | 31 Jan 2018 | 001-07982 |
| 4 | Open Document | Open Filing | FORM 4 | 30 May 2017 | 25 May 2017 | 001-07982 |
| 5 | Open Document | Open Filing | FORM 5 | 14 Feb 2017 | 31 Jan 2017 | 001-07982 |
| 4 | Open Document | Open Filing | FORM 4 | 25 May 2016 | 24 May 2016 | 001-07982 |
| 5 | Open Document | Open Filing | FORM 5 | 02 Feb 2016 | 31 Jan 2016 | 001-07982 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Oct 2015 | 15 Oct 2015 | 001-07982 |
| 4 | Open Document | Open Filing | FORM 4 | 26 May 2015 | 21 May 2015 | 001-07982 |
| 5 | Open Document | Open Filing | FORM 5 | 17 Feb 2015 | 31 Jan 2015 | 001-07982 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Dec 2014 | 24 Nov 2014 | 001-07982 |
| 4 | Open Document | Open Filing | FORM 4 | 22 May 2014 | 22 May 2014 | 001-07982 |
| 5 | Open Document | Open Filing | FORM 5 | 06 Feb 2014 | 31 Jan 2014 | 001-07982 |