| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 14 Jun 2021 | 10 Jun 2021 | 001-33307 | |
| 4 | Open Document | Open Filing | 16 Mar 2021 | 15 Mar 2021 | 001-33307 | |
| 4 | Open Document | Open Filing | 06 Jan 2021 | 04 Jan 2021 | 001-33307 | |
| 4 | Open Document | Open Filing | 28 Jan 2020 | 24 Jan 2020 | 001-33307 | |
| 4 | Open Document | Open Filing | 18 Nov 2019 | 18 Nov 2019 | 001-33307 | |
| 4 | Open Document | Open Filing | 15 Nov 2019 | 15 Nov 2019 | 001-33307 | |
| 4 | Open Document | Open Filing | 15 Nov 2019 | 14 Nov 2019 | 001-33307 | |
| 4 | Open Document | Open Filing | 14 Aug 2019 | 12 Aug 2019 | 001-33307 | |
| 4 | Open Document | Open Filing | 21 May 2019 | 16 May 2019 | 001-33307 | |
| 4 | Open Document | Open Filing | 05 Mar 2019 | 16 Jan 2019 | 001-33307 | |
| 4 | Open Document | Open Filing | 18 Sep 2018 | 18 Sep 2018 | 001-33307 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 May 2018 | 11 May 2018 | 001-33307 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 20 Dec 2017 | 19 Dec 2017 | 001-33307 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 Dec 2017 | 01 Dec 2017 | 001-33307 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 28 Nov 2017 | 27 Nov 2017 | 001-33307 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 20 Nov 2017 | 16 Nov 2017 | 001-33307 |
| 4/A | Open Document | Open Filing | FORM 4 AMENDMENT | 02 Feb 2017 | 25 Jan 2017 | 001-33307 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 25 Jan 2017 | 25 Jan 2017 | 001-33307 |
| 4/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | 13 Jan 2016 | 12 Jan 2016 | 001-33307 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Jan 2016 | 12 Jan 2016 | 001-33307 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 Jun 2015 | 05 Jun 2015 | 001-33307 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Jun 2015 | 02 Jun 2015 | 001-33307 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Jan 2015 | 02 Jan 2015 | 001-33307 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Aug 2014 | 18 Aug 2014 | 001-33307 |
| 4 | Open Document | Open Filing | FORM 4 | 13 May 2014 | 13 May 2014 | 001-33307 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 15 Apr 2014 | 14 Apr 2014 | 001-33307 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jan 2014 | 02 Jan 2014 | 001-33307 |