| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | May 3, 2022 | May 2, 2022 | 001-39120 |
| 4/A | Open Document | Open Filing | FORM 4/A | Jan 26, 2022 | Jan 14, 2022 | 001-39120 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 18, 2022 | Jan 14, 2022 | 001-39120 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 5, 2022 | Jan 3, 2022 | 001-39120 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 13, 2021 | Jan 12, 2021 | 001-39120 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 6, 2021 | Jan 4, 2021 | 001-39120 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 20, 2020 | Jul 16, 2020 | 001-39120 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 14, 2020 | Jan 10, 2020 | 001-39120 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2020 | Jan 2, 2020 | 001-39120 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 1, 2019 | Nov 1, 2019 | 001-39120 |
| 3 | Open Document | Open Filing | FORM 3 | Nov 1, 2019 | Nov 1, 2019 | 001-39120 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 1, 2019 | Nov 1, 2019 | 001-39118 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2019 | Mar 1, 2019 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 9, 2019 | Jan 7, 2019 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 4, 2019 | Jan 2, 2019 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 29, 2018 | Aug 27, 2018 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 6, 2018 | Jun 4, 2018 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | May 10, 2018 | May 8, 2018 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 13, 2018 | Mar 9, 2018 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 10, 2018 | Jan 8, 2018 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 4, 2018 | Jan 2, 2018 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2017 | Jan 2, 2017 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 23, 2016 | Mar 22, 2016 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 5, 2016 | Jan 4, 2016 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 18, 2015 | Aug 18, 2015 | 000-11688 |
| 4/A | Open Document | Open Filing | FORM 4/A | Jun 1, 2015 | May 27, 2015 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | May 29, 2015 | May 27, 2015 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | May 13, 2015 | May 12, 2015 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 12, 2015 | Mar 10, 2015 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 6, 2015 | Mar 6, 2015 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | May 9, 2014 | May 8, 2014 | 000-11688 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 5, 2014 | Mar 4, 2014 | 000-11688 |