| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | May 11, 2022 | May 10, 2022 | 001-13754 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | May 13, 2021 | May 11, 2021 | 001-13754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 14, 2020 | May 12, 2020 | 001-13754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 6, 2020 | Mar 4, 2020 | 001-13754 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 3, 2019 | Jul 1, 2019 | 001-12658 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 16, 2019 | May 14, 2019 | 001-13754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 10, 2019 | May 9, 2019 | 001-13754 |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21973 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21745 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21832 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21735 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21676 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21519 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21470 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21400 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-22380 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21563 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-09013 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21411 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-09145 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21148 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-09155 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-22044 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-22269 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-09141 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-22777 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21219 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21142 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21323 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-23136 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-23240 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21574 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-22821 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21670 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-21614 | |
| 4 | Open Document | Open Filing | Jan 24, 2019 | Dec 31, 2018 | 811-09157 | |
| 4 | Open Document | Open Filing | Jan 14, 2019 | Dec 31, 2018 | 811-21217 | |
| 4 | Open Document | Open Filing | Jan 14, 2019 | Dec 31, 2018 | 811-21147 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Nov 8, 2018 | Nov 5, 2018 | 001-13754 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 5, 2018 | Jul 2, 2018 | 001-12658 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 16, 2018 | May 15, 2018 | 001-13754 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 30, 2017 | Nov 21, 2017 | 001-12658 |
| 3 | Open Document | Open Filing | Jul 26, 2017 | Jul 26, 2017 | 811-23240 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 5, 2017 | Jul 3, 2017 | 001-12658 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 17, 2017 | May 16, 2017 | 001-13754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Dec 7, 2016 | Dec 5, 2016 | 001-12658 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 6, 2016 | Jul 1, 2016 | 001-12658 |
| 3 | Open Document | Open Filing | May 27, 2016 | May 26, 2016 | 811-23136 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 26, 2016 | May 24, 2016 | 001-13754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 2, 2015 | Jul 1, 2015 | 001-12658 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 21, 2015 | May 19, 2015 | 001-13754 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jul 3, 2014 | Jul 1, 2014 | 001-12658 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 22, 2014 | May 20, 2014 | 001-13754 |
| 4 | Open Document | Open Filing | May 22, 2014 | May 21, 2014 | 811-22663 | |
| 4 | Open Document | Open Filing | Feb 12, 2014 | Jan 24, 2014 | 811-22348 |