| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 27, 2021 | Aug 26, 2021 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 1, 2021 | May 27, 2021 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 19, 2021 | Mar 18, 2021 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 2, 2021 | Jan 29, 2021 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 17, 2020 | Dec 16, 2020 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 2, 2020 | Dec 1, 2020 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 28, 2020 | Aug 27, 2020 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 3, 2020 | Jun 2, 2020 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 28, 2020 | Apr 24, 2020 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 13, 2020 | Mar 12, 2020 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 4, 2020 | Jan 31, 2020 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 5, 2019 | Dec 3, 2019 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 26, 2019 | Aug 22, 2019 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 28, 2019 | May 23, 2019 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 24, 2019 | Apr 22, 2019 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 18, 2019 | Mar 14, 2019 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 4, 2019 | Jan 31, 2019 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 6, 2018 | Dec 3, 2018 | 001-32236 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 31, 2018 | Aug 30, 2018 | 001-32236 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Aug 8, 2018 | Jul 31, 2018 | 001-32236 |