| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 19, 2022 | May 18, 2022 | 001-05672 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 20, 2021 | May 19, 2021 | 001-05672 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 19, 2020 | May 15, 2020 | 001-05672 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 23, 2019 | May 22, 2019 | 001-05672 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 24, 2018 | May 23, 2018 | 001-05672 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 11, 2017 | May 10, 2017 | 001-05672 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 13, 2016 | May 11, 2016 | 001-05672 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 3, 2015 | Nov 2, 2015 | 001-05672 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 20, 2015 | Oct 20, 2015 | 001-05672 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Oct 20, 2015 | Oct 20, 2015 | 001-05672 |
| 4 | Open Document | Open Filing | Mar 17, 2015 | Mar 13, 2015 | 001-00812 | |
| 4 | Open Document | Open Filing | Feb 11, 2015 | Feb 9, 2015 | 001-00812 | |
| 4 | Open Document | Open Filing | Jan 6, 2015 | Jan 2, 2015 | 001-00812 | |
| 4 | Open Document | Open Filing | Aug 26, 2014 | Aug 22, 2014 | 001-00812 | |
| 4 | Open Document | Open Filing | Feb 12, 2014 | Feb 10, 2014 | 001-00812 | |
| 4 | Open Document | Open Filing | Jan 27, 2014 | Jan 23, 2014 | 001-00812 | |
| 4 | Open Document | Open Filing | Jan 6, 2014 | Jan 2, 2014 | 001-00812 |