| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Aug 18, 2025 | Aug 18, 2025 | 001-13992 |
| 4 | Open Document | Open Filing | FORM 4 | May 23, 2025 | May 22, 2025 | 001-13992 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 14, 2025 | Feb 12, 2025 | 001-13992 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 22, 2024 | Aug 20, 2024 | 001-13992 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 18, 2024 | Mar 15, 2024 | 001-13992 |
| 4 | Open Document | Open Filing | May 17, 2022 | May 16, 2022 | 001-13992 | |
| 4 | Open Document | Open Filing | Feb 11, 2022 | Feb 9, 2022 | 001-13992 | |
| 4 | Open Document | Open Filing | Jan 3, 2022 | Dec 30, 2021 | 001-13992 | |
| 4 | Open Document | Open Filing | Feb 12, 2020 | Jun 13, 2016 | 001-13992 | |
| 4 | Open Document | Open Filing | Apr 9, 2018 | Apr 6, 2018 | 001-13992 | |
| 4 | Open Document | Open Filing | May 15, 2017 | May 12, 2017 | 001-13992 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 16, 2016 | May 13, 2016 | 001-13992 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Mar 21, 2016 | Mar 17, 2016 | 001-13992 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 26, 2016 | Feb 26, 2016 | 001-13992 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 18, 2016 | Feb 18, 2016 | 001-13992 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jan 11, 2016 | Jan 8, 2016 | 001-13992 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Dec 12, 2014 | ||
| 4 | Open Document | Open Filing | Dec 11, 2014 | Nov 20, 2014 | 001-13992 | |
| 4 | Open Document | Open Filing | Jul 14, 2014 | Jul 10, 2014 | 001-13992 | |
| 4 | Open Document | Open Filing | Jul 3, 2014 | Jul 1, 2014 | 001-13992 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | May 16, 2014 |