| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 May 2021 | 13 May 2021 | 001-32886 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Feb 2021 | 12 Feb 2021 | 001-32886 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Feb 2020 | 15 Feb 2020 | 001-32886 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Feb 2020 | 10 Feb 2020 | 001-32886 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Aug 2019 | 01 Aug 2019 | 001-32886 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Feb 2019 | 15 Feb 2019 | 001-32886 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Feb 2019 | 11 Feb 2019 | 001-32886 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Feb 2018 | 15 Feb 2018 | 001-32886 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Feb 2018 | 12 Feb 2018 | 001-32886 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Feb 2017 | 15 Feb 2017 | 001-32886 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Feb 2016 | 17 Feb 2016 | 001-32886 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Feb 2016 | 15 Feb 2016 | 001-32886 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Nov 2015 | 19 Nov 2015 | 001-32886 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 17 Nov 2015 | 12 Nov 2015 | 001-32886 |