| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Mar 2022 | 25 Mar 2022 | 001-34991 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Jan 2022 | 20 Jan 2022 | 001-34991 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Nov 2021 | 10 Nov 2021 | 001-34991 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 May 2021 | 19 May 2021 | 001-34991 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Jan 2021 | 19 Jan 2021 | 001-34991 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Jan 2020 | 16 Jan 2020 | 001-34991 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Jun 2019 | 05 Jun 2019 | 001-35167 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Jan 2019 | 17 Jan 2019 | 001-34991 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Nov 2018 | 16 Nov 2018 | 001-34991 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Jun 2018 | 05 Jun 2018 | 001-35167 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jan 2018 | 17 Jan 2018 | 001-34991 |
| 4/A | Open Document | Open Filing | FORM 4/A | 16 May 2017 | 10 May 2017 | 001-35167 |
| 4 | Open Document | Open Filing | FORM 4 | 12 May 2017 | 10 May 2017 | 001-35167 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Jan 2017 | 20 Jan 2017 | 001-34991 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Jun 2016 | 16 Jun 2016 | 001-35167 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 10 Mar 2016 | 01 Mar 2016 | 001-33303 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Feb 2016 | 17 Feb 2016 | 001-34991 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Jan 2016 | 19 Jan 2016 | 001-34991 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jun 2015 | 03 Jun 2015 | 001-35167 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Jan 2015 | 15 Jan 2015 | 001-34991 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Sep 2014 | 05 Sep 2014 | 001-35167 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 Jun 2014 | 05 Jun 2014 | 001-35167 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Jan 2014 | 14 Jan 2014 | 001-34991 |