| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Dec 8, 2021 | Dec 6, 2021 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 17, 2021 | Nov 15, 2021 | 001-33260 | |
| 4 | Open Document | Open Filing | Sep 7, 2021 | Sep 3, 2021 | 001-33260 | |
| 4 | Open Document | Open Filing | Jun 7, 2021 | Jun 4, 2021 | 001-33260 | |
| 4 | Open Document | Open Filing | Mar 9, 2021 | Mar 5, 2021 | 001-33260 | |
| 4 | Open Document | Open Filing | Dec 11, 2020 | Dec 9, 2020 | 001-33260 | |
| 4 | Open Document | Open Filing | Dec 7, 2020 | Dec 4, 2020 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 24, 2020 | Nov 24, 2020 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 12, 2020 | Nov 9, 2020 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 5, 2020 | Nov 4, 2020 | 001-33260 | |
| 4 | Open Document | Open Filing | Sep 8, 2020 | Sep 4, 2020 | 001-33260 | |
| 4 | Open Document | Open Filing | Aug 24, 2020 | Aug 24, 2020 | 001-33260 | |
| 4 | Open Document | Open Filing | Jun 9, 2020 | Jun 5, 2020 | 001-33260 | |
| 4 | Open Document | Open Filing | Mar 9, 2020 | Mar 6, 2020 | 001-33260 | |
| 4 | Open Document | Open Filing | Dec 13, 2019 | Dec 11, 2019 | 001-33260 | |
| 4 | Open Document | Open Filing | Dec 10, 2019 | Dec 6, 2019 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 13, 2019 | Nov 11, 2019 | 001-33260 | |
| 4 | Open Document | Open Filing | May 2, 2019 | May 1, 2019 | 001-33260 | |
| 4 | Open Document | Open Filing | Dec 14, 2018 | Dec 12, 2018 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 13, 2018 | Nov 12, 2018 | 001-33260 | |
| 4 | Open Document | Open Filing | Sep 17, 2018 | Sep 14, 2018 | 001-33260 | |
| 4 | Open Document | Open Filing | Sep 11, 2018 | Sep 7, 2018 | 001-33260 | |
| 4 | Open Document | Open Filing | Jun 12, 2018 | Jun 8, 2018 | 001-33260 | |
| 4 | Open Document | Open Filing | Mar 13, 2018 | Mar 9, 2018 | 001-33260 | |
| 4 | Open Document | Open Filing | Dec 14, 2017 | Dec 12, 2017 | 001-33260 | |
| 4 | Open Document | Open Filing | Dec 11, 2017 | Dec 8, 2017 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 15, 2017 | Nov 13, 2017 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 13, 2017 | Nov 10, 2017 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 7, 2017 | Nov 6, 2017 | 001-33260 | |
| 4 | Open Document | Open Filing | Sep 12, 2017 | Sep 8, 2017 | 001-33260 | |
| 4 | Open Document | Open Filing | Aug 2, 2017 | Aug 2, 2017 | 001-33260 | |
| 4 | Open Document | Open Filing | Jun 13, 2017 | Jun 9, 2017 | 001-33260 | |
| 4 | Open Document | Open Filing | Mar 14, 2017 | Mar 10, 2017 | 001-33260 | |
| 4 | Open Document | Open Filing | Feb 6, 2017 | Feb 3, 2017 | 001-33260 | |
| 4 | Open Document | Open Filing | Dec 15, 2016 | Dec 13, 2016 | 001-33260 | |
| 4 | Open Document | Open Filing | Dec 13, 2016 | Dec 9, 2016 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 16, 2016 | Nov 14, 2016 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 15, 2016 | Nov 12, 2016 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 14, 2016 | Nov 10, 2016 | 001-33260 | |
| 4 | Open Document | Open Filing | Sep 15, 2016 | Sep 14, 2016 | 001-33260 | |
| 4 | Open Document | Open Filing | Sep 13, 2016 | Sep 9, 2016 | 001-33260 | |
| 4 | Open Document | Open Filing | Jun 14, 2016 | Jun 10, 2016 | 001-33260 | |
| 4 | Open Document | Open Filing | Mar 15, 2016 | Mar 11, 2016 | 001-33260 | |
| 4 | Open Document | Open Filing | Dec 16, 2015 | Dec 14, 2015 | 001-33260 | |
| 4 | Open Document | Open Filing | Dec 15, 2015 | Dec 11, 2015 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 17, 2015 | Nov 14, 2015 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 16, 2015 | Nov 12, 2015 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 12, 2015 | Nov 9, 2015 | 001-33260 | |
| 4 | Open Document | Open Filing | Sep 15, 2015 | Sep 11, 2015 | 001-33260 | |
| 4 | Open Document | Open Filing | Jun 16, 2015 | Jun 12, 2015 | 001-33260 | |
| 4 | Open Document | Open Filing | Mar 17, 2015 | Mar 13, 2015 | 001-33260 | |
| 4 | Open Document | Open Filing | Feb 25, 2015 | Feb 24, 2015 | 001-33260 | |
| 4 | Open Document | Open Filing | Feb 4, 2015 | Feb 3, 2015 | 001-33260 | |
| 4 | Open Document | Open Filing | Dec 16, 2014 | Dec 12, 2014 | 001-33260 | |
| 4 | Open Document | Open Filing | Dec 9, 2014 | Dec 8, 2014 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 17, 2014 | Nov 14, 2014 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 14, 2014 | Nov 12, 2014 | 001-33260 | |
| 4 | Open Document | Open Filing | Nov 12, 2014 | Nov 8, 2014 | 001-33260 | |
| 4 | Open Document | Open Filing | Sep 15, 2014 | Sep 12, 2014 | 001-33260 | |
| 4 | Open Document | Open Filing | Jun 17, 2014 | Jun 13, 2014 | 001-33260 | |
| 4 | Open Document | Open Filing | Mar 18, 2014 | Mar 14, 2014 | 001-33260 | |
| 4 | Open Document | Open Filing | Mar 6, 2014 | Mar 4, 2014 | 001-33260 | |
| 4 | Open Document | Open Filing | Feb 4, 2014 | Dec 3, 2013 | 001-33260 | |
| 4 | Open Document | Open Filing | Jan 27, 2014 | Jan 27, 2014 | 001-33260 |