| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 5 | Open Document | Open Filing | FORM 5 | Nov 7, 2022 | Oct 2, 2022 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 21, 2022 | Mar 18, 2022 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 24, 2021 | Nov 23, 2021 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 22, 2021 | Nov 18, 2021 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 24, 2021 | Feb 22, 2021 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 11, 2020 | Dec 11, 2020 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 20, 2020 | Nov 18, 2020 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 25, 2020 | Aug 21, 2020 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 14, 2020 | Aug 12, 2020 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 3, 2020 | Jun 1, 2020 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | May 29, 2020 | May 27, 2020 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 12, 2019 | Dec 12, 2019 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 22, 2019 | Nov 20, 2019 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 20, 2019 | Nov 18, 2019 | 000-19655 |
| 5 | Open Document | Open Filing | FORM 5 | Nov 8, 2019 | Sep 29, 2019 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 3, 2019 | Apr 1, 2019 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 21, 2018 | Nov 20, 2018 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 19, 2018 | Nov 18, 2018 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 16, 2018 | Nov 15, 2018 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 12, 2018 | Feb 9, 2018 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 6, 2018 | Feb 5, 2018 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 24, 2017 | Nov 22, 2017 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 22, 2017 | Nov 21, 2017 | 000-19655 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 21, 2017 | Nov 17, 2017 | 000-19655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 9, 2017 | May 8, 2017 | 000-19655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 23, 2016 | Nov 21, 2016 | 000-19655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 22, 2016 | Nov 18, 2016 | 000-19655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 17, 2016 | Nov 16, 2016 | 000-19655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 3, 2016 | Mar 2, 2016 | 000-19655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 2, 2016 | Mar 1, 2016 | 000-19655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 24, 2015 | Nov 20, 2015 | 000-19655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 18, 2015 | Nov 16, 2015 | 000-19655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Aug 14, 2015 | Aug 13, 2015 | 000-19655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 5, 2015 | Dec 15, 2014 | 000-19655 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 3, 2014 | Nov 22, 2014 | 000-19655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 25, 2014 | Nov 21, 2014 | 000-19655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 18, 2014 | Nov 16, 2014 | 000-19655 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 12, 2014 | Feb 11, 2014 | 000-19655 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 12, 2014 | Nov 16, 2013 | 000-19655 |