| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 31 Jan 2022 | 29 Jan 2022 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Jul 2021 | 21 Jul 2021 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Feb 2021 | 31 Jan 2021 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Nov 2020 | 25 Nov 2020 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Mar 2020 | 23 Mar 2020 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Feb 2020 | 02 Feb 2020 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Mar 2019 | 25 Mar 2019 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Feb 2019 | 03 Feb 2019 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Sep 2018 | 13 Sep 2018 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Mar 2018 | 26 Mar 2018 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Feb 2018 | 04 Feb 2018 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Jan 2018 | 19 Jan 2018 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Mar 2017 | 20 Mar 2017 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Jan 2017 | 31 Jan 2017 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Dec 2016 | 08 Dec 2016 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Mar 2016 | 28 Mar 2016 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Feb 2016 | 31 Jan 2016 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Mar 2015 | 23 Mar 2015 | 001-12951 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Feb 2015 | 01 Feb 2015 | 001-12951 |
| 3 | Open Document | Open Filing | FORM 3 | 18 Dec 2014 | 08 Dec 2014 | 001-12951 |