| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 1, 2022 | Jul 28, 2022 | 001-02116 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 21, 2022 | Jun 17, 2022 | 001-02116 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 28, 2021 | Jun 25, 2021 | 001-02116 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 8, 2021 | Jun 7, 2021 | 001-37589 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 30, 2020 | Jun 26, 2020 | 001-02116 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 10, 2020 | Jun 8, 2020 | 001-37589 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Mar 18, 2020 | Mar 11, 2020 | 001-37589 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 12, 2020 | Mar 11, 2020 | 001-37589 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 16, 2019 | Jul 12, 2019 | 001-02116 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 14, 2019 | May 13, 2019 | 001-37589 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 17, 2018 | Jul 13, 2018 | 001-02116 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 6, 2018 | Jun 4, 2018 | 001-37589 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 17, 2018 | Jan 12, 2018 | 000-01667 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 18, 2017 | Jul 14, 2017 | 001-02116 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 7, 2017 | Jun 5, 2017 | 001-37589 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 29, 2016 | Aug 25, 2016 | 000-01667 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 13, 2016 | Jul 11, 2016 | 001-02116 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 13, 2016 | Apr 11, 2016 | 001-37589 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 13, 2016 | Apr 11, 2016 | 001-02116 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Apr 11, 2016 | Mar 30, 2016 | 001-37589 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 24, 2015 | Aug 20, 2015 | 000-01667 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 15, 2015 | Jul 13, 2015 | 001-02116 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 12, 2015 | Mar 11, 2015 | 000-01667 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 5, 2014 | Sep 3, 2014 | 000-01667 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 25, 2014 | Jun 23, 2014 | 001-02116 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | May 6, 2014 | Apr 25, 2014 | 000-01667 |