| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Aug 16, 2021 | Aug 16, 2021 | 001-39029 | |
| 4 | Open Document | Open Filing | Jun 16, 2021 | Jun 14, 2021 | 001-39029 | |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 13, 2021 | Jan 13, 2021 | 001-39876 |
| 4 | Open Document | Open Filing | Aug 21, 2020 | Aug 19, 2020 | 001-39029 | |
| 4 | Open Document | Open Filing | Jun 17, 2020 | Jun 16, 2020 | 001-39029 | |
| 4 | Open Document | Open Filing | Mar 3, 2020 | Mar 2, 2020 | 000-23264 | |
| 4 | Open Document | Open Filing | Jan 21, 2020 | Jan 3, 2020 | 001-39029 | |
| 3 | Open Document | Open Filing | Nov 26, 2019 | Nov 26, 2019 | 001-39029 | |
| 4 | Open Document | Open Filing | Oct 22, 2019 | Oct 21, 2019 | 000-23264 | |
| 4 | Open Document | Open Filing | Jul 30, 2019 | Jul 29, 2019 | 000-23264 | |
| 4 | Open Document | Open Filing | May 13, 2019 | May 10, 2019 | 000-23264 | |
| 4 | Open Document | Open Filing | Mar 4, 2019 | Feb 28, 2019 | 000-23264 | |
| 4 | Open Document | Open Filing | Feb 1, 2019 | Feb 1, 2019 | 000-23264 | |
| 4 | Open Document | Open Filing | Jan 30, 2019 | Jan 28, 2019 | 000-23264 | |
| 4 | Open Document | Open Filing | Oct 30, 2018 | Oct 29, 2018 | 000-23264 | |
| 4 | Open Document | Open Filing | Jul 31, 2018 | Jul 30, 2018 | 000-23264 | |
| 4 | Open Document | Open Filing | May 14, 2018 | May 10, 2018 | 000-23264 | |
| 4 | Open Document | Open Filing | Jan 30, 2018 | Jan 29, 2018 | 000-23264 | |
| 4 | Open Document | Open Filing | Nov 1, 2017 | Oct 30, 2017 | 000-23264 | |
| 4 | Open Document | Open Filing | Aug 2, 2017 | Jul 31, 2017 | 000-23264 | |
| 4 | Open Document | Open Filing | May 16, 2017 | May 12, 2017 | 000-23264 | |
| 4 | Open Document | Open Filing | Jan 31, 2017 | Jan 30, 2017 | 000-23264 | |
| 4 | Open Document | Open Filing | Nov 2, 2016 | Oct 31, 2016 | 000-23264 | |
| 4 | Open Document | Open Filing | Aug 2, 2016 | Aug 1, 2016 | 000-23264 | |
| 4 | Open Document | Open Filing | May 9, 2016 | May 6, 2016 | 000-23264 | |
| 4/A | Open Document | Open Filing | Mar 3, 2016 | Mar 1, 2016 | 000-23264 | |
| 4 | Open Document | Open Filing | Mar 2, 2016 | Mar 1, 2016 | 000-23264 | |
| 4 | Open Document | Open Filing | Feb 2, 2016 | Feb 1, 2016 | 000-23264 | |
| 4 | Open Document | Open Filing | Nov 9, 2015 | Nov 2, 2015 | 000-23264 | |
| 4 | Open Document | Open Filing | Oct 16, 2015 | Oct 15, 2015 | 000-23264 | |
| 4 | Open Document | Open Filing | Aug 5, 2015 | Aug 3, 2015 | 000-23264 | |
| 4 | Open Document | Open Filing | Aug 4, 2015 | Aug 1, 2015 | 000-23264 | |
| 3 | Open Document | Open Filing | Aug 4, 2015 | Aug 1, 2015 | 000-23264 |