| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 01 Apr 2022 | 01 Apr 2022 | 001-38471 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Feb 2022 | 19 Feb 2022 | 001-38471 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2022 | 16 Feb 2022 | 001-38471 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Feb 2021 | 13 Feb 2021 | 001-38471 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Nov 2020 | 16 Nov 2020 | 001-38471 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Feb 2020 | 19 Feb 2020 | 001-38471 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2020 | 18 Feb 2020 | 001-38471 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Feb 2019 | 19 Feb 2019 | 001-38471 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2019 | 15 Feb 2019 | 001-38471 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Jun 2018 | 07 Jun 2018 | 001-12933 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 08 Jun 2018 | 08 Jun 2018 | 001-38471 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Mar 2018 | 08 Mar 2018 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Feb 2018 | 15 Feb 2018 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Feb 2018 | 13 Feb 2018 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Dec 2017 | 07 Dec 2017 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Sep 2017 | 07 Sep 2017 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jun 2017 | 01 Jun 2017 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Feb 2017 | 19 Feb 2017 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Feb 2017 | 15 Feb 2017 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Feb 2016 | 15 Feb 2016 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Nov 2015 | 16 Nov 2015 | 001-12933 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 18 Nov 2015 | 16 Nov 2015 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Sep 2015 | 23 Sep 2015 | 000-53533 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Mar 2015 | 02 Mar 2015 | 000-53533 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2015 | 13 Feb 2015 | 000-53533 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2014 | 01 Mar 2014 | 000-53533 |
| 3 | Open Document | Open Filing | FORM 3 | 03 Mar 2014 | 01 Mar 2014 | 000-53533 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 14 Feb 2014 | 19 Feb 2013 | 001-12933 |