| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Jan 4, 2023 | Jan 3, 2023 | 001-33169 | |
| 4 | Open Document | Open Filing | FORM 4 - | Nov 19, 2021 | Nov 17, 2021 | 001-33169 |
| 4 | Open Document | Open Filing | FORM 4 - | Oct 27, 2021 | Oct 25, 2021 | 001-33169 |
| 4 | Open Document | Open Filing | FORM 4 - | Jul 1, 2021 | Jul 1, 2021 | 001-33169 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 2, 2021 | Apr 1, 2021 | 001-33169 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 13, 2021 | Jan 1, 2021 | 001-33169 |
| 4 | Open Document | Open Filing | FORM 4 - | Oct 2, 2020 | Oct 1, 2020 | 001-33169 |
| 4 | Open Document | Open Filing | FORM 4 - | Jul 9, 2020 | Jul 7, 2020 | 001-33169 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 17, 2020 | Apr 17, 2020 | 001-33169 |
| 4 | Open Document | Open Filing | FORM 4 - | Jan 10, 2020 | Jan 8, 2020 | 001-33169 |
| 4 | Open Document | Open Filing | FORM 4 - | Nov 8, 2019 | Nov 7, 2019 | 001-33169 |
| 3 | Open Document | Open Filing | FORM 3 - | Nov 8, 2019 | Nov 7, 2019 | 001-33169 |
| 4 | Open Document | Open Filing | FORM 4 | May 31, 2016 | May 26, 2016 | 000-20354 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 23, 2015 | Nov 19, 2015 | 000-20354 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 11, 2015 | Jun 11, 2015 | 001-11048 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 26, 2015 | Mar 24, 2015 | 000-20354 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 25, 2014 | Sep 24, 2014 | 001-11048 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 25, 2014 | Jun 12, 2014 | 001-11048 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jun 19, 2014 | Jun 12, 2014 | 000-20354 |