| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2025 | Jun 1, 2025 | 001-42603 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2025 | Mar 1, 2025 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 3, 2024 | Dec 1, 2024 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 13, 2024 | Sep 12, 2024 | 000-17781 |
| 4/A | Open Document | Open Filing | FORM 4/A | Sep 13, 2024 | Sep 10, 2024 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 12, 2024 | Sep 10, 2024 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 14, 2023 | Sep 12, 2023 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 15, 2022 | Sep 13, 2022 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 14, 2021 | May 13, 2021 | 000-17781 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Jun 12, 2020 | May 19, 2020 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 20, 2020 | May 19, 2020 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 15, 2019 | May 14, 2019 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 19, 2018 | Jun 19, 2018 | 001-35146 |
| 4 | Open Document | Open Filing | FORM 4 | May 22, 2018 | May 20, 2018 | 001-35146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 21, 2018 | May 17, 2018 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 22, 2018 | Feb 20, 2018 | 001-35146 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 22, 2017 | Nov 20, 2017 | 001-35146 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 22, 2017 | Aug 20, 2017 | 001-35146 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 15, 2017 | Jun 13, 2017 | 001-35146 |
| 4 | Open Document | Open Filing | FORM 4 | May 23, 2017 | May 20, 2017 | 001-35146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 16, 2017 | May 15, 2017 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 11, 2016 | Jul 8, 2016 | 001-35146 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 10, 2016 | Jun 9, 2016 | 001-35146 |
| 4 | Open Document | Open Filing | FORM 4 | May 24, 2016 | May 20, 2016 | 001-35146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 19, 2016 | May 17, 2016 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 10, 2015 | Jun 9, 2015 | 001-35146 |
| 4 | Open Document | Open Filing | FORM 4 | May 22, 2015 | May 20, 2015 | 001-35146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 20, 2015 | May 19, 2015 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 28, 2014 | Jul 24, 2014 | 001-35146 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 19, 2014 | Jun 17, 2014 | 001-35146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 15, 2014 | May 13, 2014 | 000-17781 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 28, 2014 | Apr 24, 2014 | 001-35146 |
| 3 | Open Document | Open Filing | FORM 3 | Apr 28, 2014 | Apr 24, 2014 | 001-35146 |