| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jul 25, 2024 | Jul 25, 2024 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 23, 2024 | Jul 22, 2024 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 29, 2024 | Mar 28, 2024 | 000-20969 |
| 4/A | Open Document | Open Filing | FORM 4/A | Apr 24, 2023 | Mar 31, 2023 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 14, 2023 | Apr 12, 2023 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 3, 2023 | Mar 31, 2023 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 31, 2022 | Mar 30, 2022 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 23, 2021 | Mar 22, 2021 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 17, 2021 | Mar 15, 2021 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 9, 2020 | Apr 7, 2020 | 000-20969 |
| 4 | Open Document | Open Filing | Sep 26, 2019 | Sep 25, 2019 | 001-33031 | |
| 3 | Open Document | Open Filing | FORM 3 | Apr 11, 2019 | Apr 2, 2019 | 001-33031 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 25, 2019 | Mar 21, 2019 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 20, 2018 | Jun 18, 2018 | 001-34742 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 17, 2018 | Apr 15, 2018 | 001-34742 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 6, 2018 | Apr 4, 2018 | 001-34742 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 5, 2018 | Apr 3, 2018 | 001-34742 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 29, 2018 | Mar 27, 2018 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 19, 2018 | Mar 15, 2018 | 001-34742 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 2, 2018 | Dec 31, 2017 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 2, 2017 | Sep 30, 2017 | 000-20969 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 18, 2017 | Sep 18, 2017 | 000-20969 |
| 3 | Open Document | Open Filing | Aug 10, 2017 | Aug 7, 2017 | 000-20969 | |
| 4 | Open Document | Open Filing | FORM 4 | Apr 18, 2017 | Apr 15, 2017 | 001-34742 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 16, 2017 | Mar 14, 2017 | 001-34742 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 19, 2016 | Apr 15, 2016 | 001-34742 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 1, 2016 | Mar 30, 2016 | 001-34742 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 16, 2016 | Mar 15, 2016 | 001-34742 |
| 3 | Open Document | Open Filing | FORM 3 | Mar 11, 2016 | Mar 7, 2016 | 001-34742 |