| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Sep 15, 2025 | Sep 15, 2025 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 16, 2025 | Jun 15, 2025 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 | May 30, 2025 | May 29, 2025 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 17, 2025 | Mar 15, 2025 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 16, 2024 | Dec 15, 2024 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 16, 2024 | Sep 15, 2024 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 17, 2024 | Jun 15, 2024 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 6, 2024 | Jun 6, 2024 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 | May 31, 2024 | May 30, 2024 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 15, 2024 | Mar 15, 2024 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 15, 2023 | Dec 15, 2023 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 15, 2023 | Sep 15, 2023 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 6, 2023 | Sep 1, 2023 | 000-21767 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 15, 2023 | Jun 15, 2023 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 7, 2023 | Jun 6, 2023 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 25, 2023 | May 25, 2023 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 15, 2023 | Mar 15, 2023 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 15, 2022 | Dec 15, 2022 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 15, 2022 | Sep 15, 2022 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 2, 2022 | Sep 1, 2022 | 000-21767 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 25, 2022 | May 25, 2022 | 001-10962 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 16, 2022 | Mar 15, 2022 | 001-10962 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Mar 16, 2022 | Mar 15, 2022 | 001-10962 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Oct 15, 2021 | Oct 6, 2021 | 001-39607 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 7, 2021 | Sep 2, 2021 | 000-21767 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 4, 2020 | Sep 3, 2020 | 000-21767 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 14, 2020 | Jul 12, 2020 | 000-21767 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 26, 2019 | Nov 26, 2019 | 000-21767 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 6, 2019 | Sep 4, 2019 | 000-21767 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 16, 2019 | Jul 12, 2019 | 000-21767 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 10, 2018 | Sep 6, 2018 | 000-21767 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 13, 2018 | Jul 12, 2018 | 000-21767 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 8, 2017 | Sep 7, 2017 | 000-21767 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Jul 19, 2017 | Jul 12, 2017 | 000-21767 |