| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jun 25, 2024 | Jun 24, 2024 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 12, 2023 | Dec 8, 2023 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 26, 2023 | Jun 22, 2023 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 21, 2023 | Jun 20, 2023 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 16, 2022 | Dec 14, 2022 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 22, 2022 | Jun 17, 2022 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 25, 2022 | May 25, 2022 | 001-39369 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 3, 2022 | May 2, 2022 | 001-39369 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Mar 17, 2022 | Mar 14, 2022 | 001-39369 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 16, 2022 | Mar 15, 2022 | 001-39369 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 14, 2022 | Mar 10, 2022 | 001-39369 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 9, 2022 | Mar 7, 2022 | 001-39369 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 7, 2022 | Mar 3, 2022 | 001-39369 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 1, 2022 | Feb 25, 2022 | 001-39369 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 16, 2021 | Dec 14, 2021 | 000-55522 |
| 4/A | Open Document | Open Filing | FORM 4/A | Dec 13, 2021 | Dec 9, 2021 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 10, 2021 | Dec 9, 2021 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 4, 2021 | May 1, 2021 | 001-39369 |
| 5 | Open Document | Open Filing | FORM 5 | Feb 12, 2021 | Dec 31, 2020 | 000-55522 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | Feb 11, 2021 | Dec 31, 2020 | 001-39369 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 15, 2020 | Dec 11, 2020 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 11, 2020 | Dec 9, 2020 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 28, 2020 | Aug 27, 2020 | 001-39369 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 5, 2020 | May 1, 2020 | 001-34280 |
| SC 13D | Open Document | Open Filing | SCHEDULE 13D | Apr 9, 2020 | ||
| 4 | Open Document | Open Filing | FORM 4 | Dec 30, 2019 | Dec 27, 2019 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 16, 2019 | Dec 12, 2019 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 2, 2019 | May 1, 2019 | 001-34280 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 14, 2018 | Dec 12, 2018 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 13, 2018 | Aug 10, 2018 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 3, 2018 | May 1, 2018 | 001-34280 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 2, 2018 | Mar 29, 2018 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 2, 2018 | Mar 1, 2018 | 001-34280 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 20, 2018 | Feb 16, 2018 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 15, 2017 | Dec 13, 2017 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 3, 2017 | May 1, 2017 | 001-34280 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 18, 2017 | Apr 17, 2017 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2017 | Mar 1, 2017 | 001-34280 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 21, 2017 | Feb 16, 2017 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 22, 2016 | Dec 22, 2016 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 13, 2016 | Dec 9, 2016 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 3, 2016 | May 2, 2016 | 001-34280 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 18, 2016 | Apr 14, 2016 | 000-55522 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2016 | Mar 1, 2016 | 001-34280 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 4, 2015 | May 1, 2015 | 001-34280 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2015 | Mar 1, 2015 | 001-34280 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 5, 2014 | Mar 3, 2014 | 001-34280 |