| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 18 Apr 2023 | 14 Apr 2023 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Apr 2023 | 01 Apr 2023 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Feb 2023 | 01 Feb 2023 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Jan 2023 | 30 Jan 2023 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Apr 2022 | 14 Apr 2022 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Apr 2022 | 01 Apr 2022 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Nov 2021 | 05 Nov 2021 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Oct 2021 | 05 Oct 2021 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Sep 2021 | 27 Sep 2021 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Aug 2021 | 10 Aug 2021 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Jun 2021 | 28 May 2021 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Apr 2021 | 14 Apr 2021 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Apr 2021 | 01 Apr 2021 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Dec 2020 | 14 Dec 2020 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Dec 2020 | 01 Dec 2020 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Jun 2020 | 12 Jun 2020 | 001-06780 |
| 4/A | Open Document | Open Filing | FORM 4/A | 20 May 2020 | 13 May 2020 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 15 May 2020 | 13 May 2020 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Apr 2020 | 14 Apr 2020 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Apr 2020 | 03 Apr 2020 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Apr 2020 | 01 Apr 2020 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Mar 2020 | 09 Mar 2020 | 001-06780 |
| 4/A | Open Document | Open Filing | FORM 4/A | 02 Mar 2020 | 27 Feb 2020 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2020 | 27 Feb 2020 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Aug 2019 | 12 Aug 2019 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Jun 2019 | 09 Jun 2019 | 001-06780 |
| 4 | Open Document | Open Filing | FORM 4 | 08 May 2019 | 04 Oct 2017 | 001-06780 |
| 4 | Open Document | Open Filing | 17 Apr 2019 | 15 Apr 2019 | 001-06780 | |
| 4 | Open Document | Open Filing | 03 Apr 2019 | 01 Apr 2019 | 001-06780 | |
| 4 | Open Document | Open Filing | 17 Apr 2018 | 16 Apr 2018 | 001-06780 | |
| 4 | Open Document | Open Filing | 03 Apr 2018 | 02 Apr 2018 | 001-06780 | |
| 4 | Open Document | Open Filing | 03 Apr 2018 | 01 Apr 2018 | 001-06780 | |
| 4 | Open Document | Open Filing | 14 Nov 2017 | 13 Nov 2017 | 001-06780 | |
| 4 | Open Document | Open Filing | 04 Apr 2017 | 01 Apr 2017 | 001-06780 | |
| 4 | Open Document | Open Filing | 04 Apr 2016 | 01 Apr 2016 | 001-06780 | |
| 4 | Open Document | Open Filing | 17 Feb 2016 | 16 Feb 2016 | 001-06780 | |
| 4 | Open Document | Open Filing | 16 Dec 2015 | 15 Dec 2015 | 001-06780 | |
| 4 | Open Document | Open Filing | 02 Apr 2015 | 01 Apr 2015 | 001-06780 | |
| 4 | Open Document | Open Filing | 16 Mar 2015 | 16 Mar 2015 | 001-06780 | |
| 4/A | Open Document | Open Filing | 17 Dec 2014 | 16 Dec 2014 | 001-06780 | |
| 4 | Open Document | Open Filing | 17 Dec 2014 | 16 Dec 2014 | 001-06780 | |
| 4 | Open Document | Open Filing | 22 Jul 2014 | 21 Jul 2014 | 001-06780 | |
| 3 | Open Document | Open Filing | 16 Jun 2014 | 09 Jun 2014 | 001-06780 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Jan 2014 | 07 Jan 2014 | 001-09035 |