| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 3, 2025 | May 30, 2025 | 001-39448 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 11, 2024 | Aug 16, 2024 | 001-39448 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 26, 2024 | Jun 24, 2024 | 001-39448 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 8, 2024 | Dec 28, 2023 | 001-39448 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 10, 2021 | Mar 10, 2021 | 001-40164 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 3, 2017 | May 2, 2016 | 001-36416 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jan 20, 2017 | Jan 20, 2017 | 001-37390 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 28, 2016 | Dec 26, 2016 | 001-36416 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 13, 2016 | May 25, 2016 | 001-36416 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 14, 2015 | Dec 3, 2015 | 814-00821 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 4, 2015 | Nov 24, 2015 | 000-55188 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 4, 2015 | Nov 20, 2015 | 000-55197 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 18, 2015 | Nov 3, 2015 | 001-36416 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 2, 2015 | Jun 3, 2015 | 000-55393 |
| 3/A | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 2, 2015 | Jun 3, 2015 | 001-36416 |
| 3 | Open Document | Open Filing | Oct 1, 2014 | Oct 1, 2014 | 001-36669 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jul 8, 2014 | Jul 1, 2014 | 000-55202 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 30, 2014 | May 23, 2014 | 000-55198 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 30, 2014 | May 23, 2014 | 000-55202 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 30, 2014 | Apr 30, 2014 | 000-55197 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 28, 2014 | Apr 28, 2014 | 000-55188 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 3, 2014 | Feb 19, 2014 | 000-54688 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Mar 3, 2014 | Feb 19, 2014 | 000-54689 |