| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 14 Dec 2022 | 13 Dec 2022 | 811-22979 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Dec 2021 | 01 Dec 2021 | 811-22979 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Sep 2020 | 28 Sep 2020 | 811-22856 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Sep 2020 | 28 Sep 2020 | 811-22979 |
| 4 | Open Document | Open Filing | FORM 4 | 16 May 2019 | 14 May 2019 | 811-22979 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Feb 2018 | 22 Feb 2018 | 811-22856 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Feb 2018 | 22 Feb 2018 | 811-22979 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Dec 2017 | 30 Nov 2017 | 811-22856 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Dec 2017 | 30 Nov 2017 | 811-22979 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Feb 2017 | 09 Feb 2017 | 811-22856 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Feb 2017 | 09 Feb 2017 | 811-22979 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Sep 2016 | 21 Sep 2016 | 811-22856 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Sep 2016 | 21 Sep 2016 | 811-22979 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Jun 2016 | 20 Jun 2016 | 811-22856 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Jun 2016 | 20 Jun 2016 | 811-22979 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Mar 2016 | 21 Mar 2016 | 811-22856 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Mar 2016 | 21 Mar 2016 | 811-22979 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Nov 2015 | 05 Nov 2015 | 811-22856 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Nov 2015 | 05 Nov 2015 | 811-22979 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Feb 2015 | 23 Feb 2015 | 811-22856 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Feb 2015 | 23 Feb 2015 | 811-22979 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Sep 2014 | 25 Sep 2014 | 811-22979 |
| 3 | Open Document | Open Filing | FORM 3 | 25 Sep 2014 | 25 Sep 2014 | 811-22979 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Nov 2013 | 25 Nov 2013 | 811-22856 |
| 3 | Open Document | Open Filing | FORM 3 | 25 Nov 2013 | 25 Nov 2013 | 811-22856 |