| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 21, 2023 | Apr 19, 2023 | 001-36818 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 16, 2022 | Jun 14, 2022 | 001-36818 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 1, 2022 | May 31, 2022 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 24, 2021 | Jun 10, 2021 | 001-36818 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 13, 2021 | May 11, 2021 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 16, 2020 | Jun 10, 2020 | 001-36818 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 14, 2020 | May 12, 2020 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 17, 2019 | Jun 13, 2019 | 001-36818 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 15, 2019 | May 14, 2019 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 21, 2018 | Sep 20, 2018 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 13, 2018 | Jun 13, 2018 | 001-36818 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Sep 12, 2017 | Aug 1, 2017 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 3, 2017 | Aug 1, 2017 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 15, 2017 | Jun 15, 2017 | 001-36818 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 2, 2016 | Jun 1, 2016 | 001-36818 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 27, 2016 | May 26, 2016 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 24, 2016 | May 20, 2016 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 24, 2015 | Jul 23, 2015 | 001-36818 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 22, 2015 | May 20, 2015 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 5, 2015 | Mar 4, 2015 | 001-36818 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jan 29, 2015 | Jan 29, 2015 | 001-36818 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 9, 2014 | Jun 5, 2014 | 033-80623 |