| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jul 2022 | 05 Jul 2022 | 000-50484 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jul 2021 | 01 Jul 2021 | 000-50484 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Jul 2020 | 02 Jul 2020 | 000-50484 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Dec 2019 | 19 Dec 2019 | 000-50484 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jul 2019 | 01 Jul 2019 | 000-50484 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Jul 2018 | 12 Jul 2018 | 000-50484 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Jun 2018 | 22 Jun 2018 | 000-50484 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jul 2017 | 06 Jul 2017 | 000-50484 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Apr 2017 | 03 Apr 2017 | 000-50484 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 04 Apr 2017 | 03 Apr 2017 | 000-50484 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Dec 2016 | 29 Apr 2016 | 001-33221 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Dec 2015 | 22 Dec 2015 | 001-33221 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Dec 2014 | 12 Dec 2014 | 001-33221 |
| 3 | Open Document | Open Filing | FORM 3 | 01 Nov 2013 | 29 Oct 2013 | 001-33221 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Jun 2012 | 06 Jun 2012 | 001-35396 |
| 4 | Open Document | Open Filing | FORM 4 | 10 May 2012 | 08 May 2012 | 001-35396 |