| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | May 30, 2025 | May 28, 2025 | 000-14678 | |
| 4 | Open Document | Open Filing | May 23, 2025 | May 21, 2025 | 000-14678 | |
| 4 | Open Document | Open Filing | Jun 4, 2024 | May 31, 2024 | 000-14678 | |
| 4 | Open Document | Open Filing | May 30, 2024 | May 28, 2024 | 000-14678 | |
| 144 | Open Document | Open Filing | May 28, 2024 | |||
| 4 | Open Document | Open Filing | May 24, 2024 | May 22, 2024 | 000-14678 | |
| 4 | Open Document | Open Filing | Mar 20, 2024 | Mar 18, 2024 | 000-14678 | |
| 144 | Open Document | Open Filing | Mar 18, 2024 | |||
| 4 | Open Document | Open Filing | Jun 5, 2023 | Jun 1, 2023 | 000-14678 | |
| 4 | Open Document | Open Filing | May 19, 2023 | May 17, 2023 | 000-14678 | |
| 4 | Open Document | Open Filing | May 31, 2022 | May 26, 2022 | 000-14678 | |
| 4 | Open Document | Open Filing | May 20, 2022 | May 18, 2022 | 000-14678 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 20, 2022 | Apr 18, 2022 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 - | May 27, 2021 | May 26, 2021 | 000-14678 |
| 4 | Open Document | Open Filing | FORM 4 - | May 21, 2021 | May 19, 2021 | 000-14678 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 27, 2021 | Apr 23, 2021 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 28, 2020 | Apr 27, 2020 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 - | Mar 13, 2020 | Mar 11, 2020 | 000-14678 |
| 3 | Open Document | Open Filing | FORM 3 - | Mar 13, 2020 | Mar 11, 2020 | 000-14678 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 15, 2019 | Apr 11, 2019 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 16, 2018 | Apr 12, 2018 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 11, 2017 | Apr 7, 2017 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 15, 2016 | Apr 7, 2016 | 001-35664 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 22, 2015 | Apr 20, 2015 | 001-35664 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Apr 21, 2015 | Apr 20, 2015 | 001-35664 |