| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 May 2021 | 07 May 2021 | 001-38066 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Jun 2020 | 15 Jun 2020 | 001-08097 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jun 2020 | 03 Jun 2020 | 001-08097 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jun 2020 | 03 Jun 2020 | 001-32318 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2020 | 01 Jun 2020 | 001-08097 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 May 2020 | 08 May 2020 | 001-38066 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Mar 2020 | 06 Mar 2020 | 001-32318 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jun 2019 | 05 Jun 2019 | 001-32318 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jun 2019 | 05 Jun 2019 | 001-32318 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Jun 2019 | 01 Jun 2019 | 001-08097 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 May 2019 | 10 May 2019 | 001-38066 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 May 2019 | 04 May 2019 | 001-38066 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jun 2018 | 01 Jun 2018 | 001-08097 |
| 4 | Open Document | Open Filing | 4 | 08 May 2018 | 04 May 2018 | 001-38066 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Nov 2017 | 15 Nov 2017 | 001-36253 |
| 4 | Open Document | Open Filing | 4 | 03 Nov 2017 | 01 Nov 2017 | 001-38066 |
| 3 | Open Document | Open Filing | 3 | 03 Nov 2017 | 01 Nov 2017 | 001-38066 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jun 2017 | 01 Jun 2017 | 001-08097 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 May 2017 | 08 May 2017 | 001-36253 |
| 4/A | Open Document | Open Filing | FORM 4/A | 08 Jun 2016 | 01 Jun 2016 | 001-08097 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jun 2016 | 03 Jun 2016 | 001-08097 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2016 | 01 Jun 2016 | 001-08097 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 May 2016 | 11 May 2016 | 001-36253 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jun 2015 | 03 Jun 2015 | 001-08097 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2015 | 01 Jun 2015 | 001-08097 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 May 2015 | 07 May 2015 | 001-36253 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2015 | 02 Jan 2015 | 001-36253 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Jan 2015 | 01 Jan 2015 | 001-36253 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Jun 2014 | 01 Jun 2014 | 001-08097 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Mar 2014 | 10 Mar 2014 | 001-08796 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Feb 2014 | 12 Feb 2014 | 001-34778 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Feb 2014 | 11 Feb 2014 | 001-08796 |