| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | Dec 1, 2023 | Nov 30, 2023 | 001-32147 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | May 22, 2023 | ||
| 4 | Open Document | Open Filing | FORM 4 | Mar 20, 2023 | Mar 16, 2023 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 1, 2023 | Feb 27, 2023 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Nov 22, 2022 | ||
| 4 | Open Document | Open Filing | FORM 4 | Nov 21, 2022 | Nov 17, 2022 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 9, 2022 | Nov 7, 2022 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 6, 2022 | Sep 1, 2022 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 25, 2022 | Aug 23, 2022 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Aug 18, 2022 | ||
| 4 | Open Document | Open Filing | FORM 4 | Aug 17, 2022 | Aug 15, 2022 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 10, 2022 | Aug 8, 2022 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | May 27, 2022 | ||
| 4 | Open Document | Open Filing | FORM 4 | May 25, 2022 | May 23, 2022 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 | May 5, 2022 | May 3, 2022 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 10, 2022 | Feb 8, 2022 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 3, 2022 | Feb 1, 2022 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 6 TO SC 13D | Nov 15, 2021 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 12, 2021 | Nov 9, 2021 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 24, 2021 | Feb 23, 2021 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 5, 2021 | Feb 3, 2021 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 6, 2020 | Nov 5, 2020 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 5 TO SC 13D | Aug 25, 2020 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 24, 2020 | Aug 20, 2020 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 30, 2020 | Jul 28, 2020 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 13, 2020 | Mar 12, 2020 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 12, 2020 | Feb 6, 2020 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Jan 16, 2020 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 26, 2019 | Aug 22, 2019 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Aug 22, 2019 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 7, 2019 | Aug 5, 2019 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 7, 2019 | Feb 5, 2019 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 1, 2019 | Jan 30, 2019 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Nov 13, 2018 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 13, 2018 | Nov 8, 2018 | 001-32147 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | Jun 26, 2018 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 12, 2018 | Feb 8, 2018 | 001-32147 |
| SC 13D | Open Document | Open Filing | SC 13D | Jan 10, 2018 | ||
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Nov 9, 2017 | Sep 25, 2017 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 27, 2017 | Sep 25, 2017 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 31, 2017 | Jan 30, 2017 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 27, 2017 | Jan 26, 2017 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 3, 2016 | Feb 1, 2016 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 29, 2016 | Jan 27, 2016 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 27, 2015 | Oct 27, 2015 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 11, 2015 | Feb 9, 2015 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 3, 2015 | Feb 3, 2015 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 6, 2014 | Feb 4, 2014 | 001-32147 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 3, 2014 | Jan 31, 2014 | 001-32147 |