| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 1 | Apr 2, 2024 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Dec 15, 2023 | Dec 14, 2023 | 001-34177 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Apr 12, 2022 | Apr 8, 2022 | 001-34177 |
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | Apr 12, 2022 | ||
| 4 | Open Document | Open Filing | CHANGES IN BENEFICIAL OWNERSHIP | Jun 28, 2021 | Jun 24, 2021 | 001-34177 |
| 4 | Open Document | Open Filing | CHANGES IN BENEFICIAL OWNERSHIP | Jun 23, 2021 | Jun 21, 2021 | 001-34177 |
| 4 | Open Document | Open Filing | CHANGES IN BENEFICIAL OWNERSHIP | Jun 21, 2021 | Jun 16, 2021 | 001-34177 |
| 4 | Open Document | Open Filing | CHANGES IN BENEFICIAL OWNERSHIP | Jun 15, 2021 | Jun 11, 2021 | 001-34177 |
| 4 | Open Document | Open Filing | CHANGES IN BENEFICIAL OWNERSHIP | Jun 10, 2021 | Jun 8, 2021 | 001-34177 |
| 4 | Open Document | Open Filing | CHANGES IN BENEFICIAL OWNERSHIP | Jun 7, 2021 | Jun 3, 2021 | 001-34177 |
| 4 | Open Document | Open Filing | CHANGES IN BENEFICIAL OWNERSHIP | Jun 2, 2021 | May 28, 2021 | 001-34177 |
| 4 | Open Document | Open Filing | CHANGES IN BENEFICIAL OWNERSHIP | May 27, 2021 | May 25, 2021 | 001-34177 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 24, 2021 | May 20, 2021 | 001-34177 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 19, 2021 | May 17, 2021 | 001-34177 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 15 | May 17, 2021 | ||
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 13 TO SC 13D | Feb 19, 2020 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Nov 12, 2019 | Nov 11, 2019 | 001-34177 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT TO FORM SC 13D | Nov 12, 2019 | ||
| SC 13D/A | Open Document | Open Filing | AMENDMENT OF FORM SC 13D | Jun 14, 2019 | ||
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 14, 2019 | Jun 13, 2019 | 001-34177 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 20, 2018 | Mar 8, 2018 | 001-34177 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 14, 2017 | Aug 10, 2017 | 001-34177 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 8, 2017 | Aug 7, 2017 | 001-34177 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 3, 2017 | Aug 1, 2017 | 001-34177 |