| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 16 Sep 2022 | 14 Sep 2022 | 001-33678 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Dec 2021 | 06 Dec 2021 | 001-33678 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Aug 2020 | 20 Aug 2020 | 001-33678 |
| 4/A | Open Document | Open Filing | FORM 4/A | 28 Oct 2019 | 10 Jun 2019 | 001-33678 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Jun 2019 | 10 Jun 2019 | 001-33678 |
| 4 | Open Document | Open Filing | HALL | 01 Jun 2018 | 31 May 2018 | 001-33678 |
| 4 | Open Document | Open Filing | HALL | 18 Sep 2017 | 14 Sep 2017 | 001-33678 |
| 4 | Open Document | Open Filing | HALL | 26 Jan 2017 | 25 Jan 2017 | 001-33678 |
| 4 | Open Document | Open Filing | HALL | 09 Jun 2016 | 06 Jun 2016 | 001-33678 |
| 4 | Open Document | Open Filing | HALL | 09 Mar 2016 | 09 Mar 2016 | 001-33678 |
| 3 | Open Document | Open Filing | FORM 3 | 08 Jan 2016 | 29 Dec 2015 | 001-33678 |