| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 144 | Open Document | Open Filing | Jul 22, 2024 | |||
| 144 | Open Document | Open Filing | Jun 14, 2024 | |||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 21, 2024 | May 20, 2024 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 17, 2024 | Apr 15, 2024 | 000-23071 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 6, 2023 | Jul 5, 2023 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 31, 2023 | May 30, 2023 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 19, 2023 | May 17, 2023 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 22, 2023 | Mar 20, 2023 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 31, 2022 | May 31, 2022 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 17, 2022 | May 17, 2022 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 24, 2021 | Nov 22, 2021 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 25, 2021 | Aug 23, 2021 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 28, 2021 | Jun 25, 2021 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 3, 2021 | Jun 1, 2021 | 000-23071 |
| 4 | Open Document | Open Filing | FORM 4 | May 17, 2021 | May 17, 2021 | 000-23071 |
| 4 | Open Document | Open Filing | FORM 4 | May 29, 2020 | May 29, 2020 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 6, 2020 | Apr 2, 2020 | 000-23071 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 20, 2020 | Mar 19, 2020 | 000-23071 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 10, 2020 | Feb 7, 2020 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 16, 2019 | Dec 13, 2019 | 000-23071 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 3, 2019 | Apr 2, 2019 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 22, 2019 | Mar 21, 2019 | 000-23071 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 8, 2019 | Feb 7, 2019 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Aug 29, 2018 | Aug 27, 2018 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 6, 2018 | Apr 5, 2018 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 26, 2018 | Mar 22, 2018 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 9, 2018 | Feb 7, 2018 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 5, 2017 | Apr 3, 2017 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 9, 2017 | Feb 7, 2017 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 17, 2015 | Jun 15, 2015 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 24, 2015 | Apr 22, 2015 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 2, 2015 | Mar 31, 2015 | 000-23071 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 30, 2015 | Mar 26, 2015 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 9, 2014 | Jun 5, 2014 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 23, 2014 | Apr 21, 2014 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 1, 2014 | Mar 31, 2014 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 25, 2014 | Mar 21, 2014 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 21, 2014 | Mar 20, 2014 | 000-23071 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 4, 2014 | Feb 3, 2014 | 000-23071 |