| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Feb 18, 2025 | Feb 17, 2025 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 10, 2025 | Feb 6, 2025 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 31, 2024 | Jul 30, 2024 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 9, 2024 | Feb 7, 2024 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 6, 2024 | Feb 5, 2024 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 13, 2023 | Feb 10, 2023 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 9, 2023 | Feb 8, 2023 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 8, 2023 | Feb 6, 2023 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 14, 2022 | Feb 10, 2022 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 8, 2022 | Feb 7, 2022 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 10, 2021 | Nov 9, 2021 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 16, 2021 | Feb 11, 2021 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 9, 2021 | Feb 8, 2021 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 14, 2020 | Feb 12, 2020 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 11, 2020 | Feb 10, 2020 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 13, 2019 | Jun 12, 2019 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2019 | Mar 1, 2019 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 13, 2019 | Feb 11, 2019 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 13, 2018 | Mar 13, 2018 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 13, 2018 | Sep 11, 2018 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 13, 2018 | Jun 12, 2018 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 15, 2018 | Mar 13, 2018 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 13, 2018 | Feb 11, 2018 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 14, 2017 | Dec 12, 2017 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 1, 2017 | Nov 30, 2017 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 9, 2017 | Nov 8, 2017 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 14, 2017 | Sep 12, 2017 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 15, 2017 | Jun 13, 2017 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 15, 2017 | Mar 14, 2017 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 15, 2017 | Feb 13, 2017 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 9, 2017 | Jan 6, 2017 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 15, 2016 | Dec 13, 2016 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 6, 2016 | Dec 2, 2016 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 14, 2016 | Sep 13, 2016 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 16, 2016 | Jun 14, 2016 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | May 11, 2016 | May 10, 2016 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 2, 2015 | Sep 30, 2015 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 1, 2015 | Jun 30, 2015 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 2, 2015 | Mar 31, 2015 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 12, 2015 | Jan 9, 2015 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 2, 2014 | Sep 30, 2014 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 1, 2014 | Jun 30, 2014 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 1, 2014 | Mar 31, 2014 | 001-06541 |
| 4/A | Open Document | Open Filing | FORM 4/A | Jan 16, 2014 | Jan 14, 2014 | 001-06541 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 15, 2014 | Jan 14, 2014 | 001-06541 |