| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 01 Apr 2022 | 31 Mar 2022 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Feb 2022 | 24 Feb 2022 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Feb 2022 | 19 Feb 2022 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Feb 2022 | 15 Feb 2022 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Feb 2022 | 04 Feb 2022 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Nov 2021 | 11 Nov 2021 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Aug 2021 | 30 Jul 2021 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 13 May 2021 | 12 May 2021 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Mar 2021 | 04 Mar 2021 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Feb 2021 | 24 Feb 2021 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Feb 2021 | 18 Feb 2021 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Feb 2021 | 05 Feb 2021 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Nov 2020 | 18 Nov 2020 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Mar 2020 | 16 Mar 2020 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Feb 2020 | 24 Feb 2020 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Feb 2020 | 20 Feb 2020 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Feb 2020 | 05 Feb 2020 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Jan 2020 | 17 Jan 2020 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Mar 2019 | 06 Mar 2019 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Feb 2019 | 21 Feb 2019 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Feb 2019 | 05 Feb 2019 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Jan 2019 | 18 Jan 2019 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 11 May 2018 | 09 May 2018 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Mar 2018 | 16 Mar 2018 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Feb 2018 | 06 Feb 2018 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Jan 2018 | 18 Jan 2018 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Sep 2017 | 15 Sep 2017 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Jan 2017 | 20 Jan 2017 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Jan 2017 | 17 Jan 2017 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Oct 2016 | 30 Sep 2016 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Aug 2016 | 12 Aug 2016 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Aug 2016 | 10 Aug 2016 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jul 2016 | 29 Jul 2016 | 001-08641 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Mar 2016 | 17 Mar 2016 | 001-08641 |
| 3 | Open Document | Open Filing | FORM 3 | 17 Mar 2016 | 08 Mar 2016 | 001-08641 |