| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 17 May 2021 | 14 May 2021 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Feb 2021 | 12 Feb 2021 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Feb 2021 | 03 Feb 2021 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Feb 2021 | 30 Jan 2021 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Nov 2020 | 13 Nov 2020 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Aug 2020 | 14 Aug 2020 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 19 May 2020 | 15 May 2020 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Feb 2020 | 14 Feb 2020 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Feb 2020 | 01 Feb 2020 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Feb 2020 | 30 Jan 2020 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Nov 2019 | 15 Nov 2019 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 17 May 2019 | 15 May 2019 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Feb 2019 | 07 Feb 2019 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Feb 2019 | 01 Feb 2019 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Nov 2018 | 15 Nov 2018 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 17 May 2018 | 15 May 2018 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Feb 2018 | 10 Feb 2018 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Feb 2018 | 07 Feb 2018 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Dec 2017 | 01 Dec 2017 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Nov 2017 | 15 Nov 2017 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 16 May 2017 | 15 May 2017 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Feb 2017 | 10 Feb 2017 | 001-34448 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Dec 2016 | 01 Dec 2016 | 001-34448 |
| 3 | Open Document | Open Filing | FORM 3 | 10 Nov 2016 | 02 Nov 2016 | 001-34448 |