| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 144 | Open Document | Open Filing | Nov 13, 2023 | |||
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 28, 2023 | Sep 26, 2023 | 000-22874 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 30, 2023 | Aug 28, 2023 | 000-22874 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 31, 2023 | May 28, 2023 | 000-22874 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 26, 2022 | Sep 22, 2022 | 000-22874 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 16, 2022 | Aug 28, 2022 | 000-22874 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 30, 2022 | Aug 28, 2022 | 000-22874 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 1, 2022 | May 28, 2022 | 000-22874 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Sep 27, 2021 | Sep 23, 2021 | 000-22874 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 31, 2021 | Aug 28, 2021 | 000-22874 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 2, 2021 | May 28, 2021 | 000-22874 |
| 3 | Open Document | Open Filing | FORM 3 | Mar 16, 2021 | Mar 15, 2021 | 000-22874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 18, 2021 | Feb 17, 2021 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 6, 2020 | Jul 1, 2020 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 12, 2020 | Feb 11, 2020 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 5, 2019 | Feb 28, 2019 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 26, 2019 | Feb 25, 2019 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 5, 2018 | Nov 2, 2018 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 25, 2018 | May 23, 2018 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 2, 2018 | Feb 28, 2018 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 1, 2017 | Feb 27, 2017 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 24, 2017 | Feb 22, 2017 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 9, 2016 | Dec 8, 2016 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 30, 2016 | Aug 29, 2016 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 8, 2016 | Mar 4, 2016 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 26, 2016 | Feb 24, 2016 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 6, 2015 | Mar 4, 2015 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2015 | Feb 27, 2015 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 27, 2015 | Feb 25, 2015 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 25, 2015 | Feb 23, 2015 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 28, 2014 | Aug 28, 2014 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 6, 2014 | Mar 4, 2014 | 001-12561 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 25, 2014 | Feb 24, 2014 | 001-12561 |