| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 01 Aug 2024 | 31 Jul 2024 | 001-37621 |
| 3 | Open Document | Open Filing | FORM 3 | 12 Jun 2024 | 28 May 2024 | 001-37621 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Sep 2021 | 17 Sep 2021 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | 21 May 2021 | 20 May 2021 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | 11 May 2021 | 10 May 2021 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | 07 May 2021 | 06 May 2021 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Jan 2021 | 27 Jan 2021 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Mar 2020 | 18 Mar 2020 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Mar 2020 | 09 Mar 2020 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Mar 2019 | 20 Mar 2019 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | 30 May 2018 | 29 May 2018 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Mar 2018 | 21 Mar 2018 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Mar 2017 | 15 Mar 2017 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Mar 2016 | 16 Mar 2016 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Mar 2015 | 18 Mar 2015 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Jun 2014 | 09 Jun 2014 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Mar 2014 | 19 Mar 2014 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Dec 2013 | 27 Nov 2013 | 000-20908 |
| 3 | Open Document | Open Filing | FORM 3 | 08 Apr 2013 | 01 Apr 2013 | 000-20908 |