| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 22, 2024 | Aug 21, 2024 | 001-32998 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 21, 2024 | Jun 20, 2024 | 001-32998 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 11, 2024 | Jun 7, 2024 | 001-32998 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 23, 2024 | Feb 15, 2024 | 001-32998 |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | Feb 14, 2024 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 20, 2023 | Sep 15, 2023 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 22, 2023 | Jun 15, 2023 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 4, 2023 | Mar 31, 2023 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 17, 2023 | Feb 15, 2023 | 001-32998 |
| SC 13G | Open Document | Open Filing | SCHEDULE 13G | Feb 14, 2023 | ||
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2023 | Dec 30, 2022 | 000-16772 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 22, 2022 | Dec 16, 2022 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 4, 2022 | Sep 30, 2022 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 1, 2022 | Jun 30, 2022 | 000-16772 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 21, 2022 | Jun 17, 2022 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 4, 2022 | Mar 31, 2022 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2022 | Dec 31, 2021 | 000-16772 |
| 3 | Open Document | Open Filing | FORM 3 | Nov 1, 2021 | Oct 26, 2021 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 8, 2021 | Oct 6, 2021 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 17, 2021 | Sep 17, 2021 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 23, 2020 | Dec 18, 2020 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 21, 2020 | Sep 9, 2020 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 21, 2020 | Aug 18, 2020 | 001-32998 |
| 3 | Open Document | Open Filing | FORM 3 | Aug 25, 2020 | Aug 19, 2020 | 000-20908 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 27, 2019 | Dec 13, 2019 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 23, 2019 | Sep 20, 2019 | 001-32998 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 24, 2018 | Sep 11, 2018 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 21, 2018 | Feb 20, 2018 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 26, 2017 | Dec 20, 2017 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 21, 2017 | Aug 4, 2017 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 21, 2016 | Dec 20, 2016 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 20, 2016 | Dec 7, 2016 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 8, 2016 | Aug 29, 2016 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | May 20, 2016 | May 17, 2016 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | May 16, 2016 | May 16, 2016 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 16, 2016 | Feb 12, 2016 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 7, 2016 | Jan 7, 2016 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 22, 2015 | Dec 18, 2015 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 16, 2015 | Dec 15, 2015 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 22, 2015 | Sep 21, 2015 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 11, 2015 | Sep 10, 2015 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 31, 2015 | Aug 28, 2015 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 18, 2015 | Aug 17, 2015 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 22, 2015 | Jun 17, 2015 | 001-32998 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 12, 2015 | Jun 11, 2015 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2015 | Jun 2, 2015 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | May 22, 2015 | May 21, 2015 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | May 21, 2015 | May 20, 2015 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 23, 2015 | Mar 20, 2015 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 11, 2015 | Mar 9, 2015 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 30, 2014 | Dec 30, 2014 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 29, 2014 | Dec 24, 2014 | 001-32998 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 12, 2014 | Dec 12, 2014 | 001-32998 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 12, 2014 | Dec 9, 2014 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 1, 2014 | Nov 28, 2014 | 001-32998 |
| 4 | Open Document | Open Filing | FORM 4 | May 21, 2014 | May 16, 2014 | 001-32998 |