| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 3 | Open Document | Open Filing | FORM 3 | Sep 12, 2025 | Aug 27, 2025 | 000-19424 |
| 4 | Open Document | Open Filing | FORM 4 | May 8, 2015 | May 7, 2015 | 001-36270 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 3, 2015 | Feb 27, 2015 | 001-36270 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 9, 2015 | Feb 5, 2015 | 001-36270 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 30, 2014 | Jan 28, 2014 | 001-36270 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jan 22, 2014 | Jan 22, 2014 | 001-36270 |