| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 04 Jan 2022 | 31 Dec 2021 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Jan 2021 | 05 Jan 2021 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jan 2021 | 31 Dec 2020 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Nov 2020 | 23 Nov 2020 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Feb 2020 | 25 Feb 2020 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Jun 2019 | 10 Jun 2019 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Jun 2019 | 06 Jun 2019 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jun 2019 | 05 Jun 2019 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Mar 2019 | 05 Mar 2019 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jan 2019 | 31 Dec 2018 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Jan 2018 | 08 Jan 2018 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Mar 2017 | 06 Mar 2017 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Mar 2017 | 03 Mar 2017 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Mar 2017 | 28 Feb 2017 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Jan 2017 | 12 Jan 2017 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Dec 2016 | 28 Nov 2016 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Nov 2016 | 11 Nov 2016 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Sep 2016 | 07 Sep 2016 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Sep 2016 | 07 Sep 2016 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Jan 2016 | 15 Jan 2016 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jan 2016 | 31 Dec 2015 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Jan 2015 | 13 Jan 2015 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jan 2015 | 31 Dec 2014 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Mar 2014 | 31 Dec 2013 | 000-10546 |
| 3/A | Open Document | Open Filing | FORM 3/A | 27 Mar 2014 | 14 May 2013 | 000-10546 |
| 4 | Open Document | Open Filing | FORM 4 - | 10 Jan 2014 | 08 Jan 2014 | 000-10546 |