| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jun 13, 2025 | Jun 11, 2025 | 000-26041 |
| 144 | Open Document | Open Filing | Jun 11, 2025 | |||
| 4 | Open Document | Open Filing | Apr 21, 2025 | Apr 17, 2025 | 001-06880 | |
| 4 | Open Document | Open Filing | FORM 4 | Mar 14, 2025 | Mar 12, 2025 | 000-26041 |
| 4 | Open Document | Open Filing | Apr 19, 2024 | Apr 18, 2024 | 001-06880 | |
| 4 | Open Document | Open Filing | FORM 4 | Mar 15, 2024 | Mar 13, 2024 | 000-26041 |
| 4 | Open Document | Open Filing | Apr 24, 2023 | Apr 20, 2023 | 001-06880 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 10, 2023 | Mar 8, 2023 | 000-26041 |
| 4 | Open Document | Open Filing | Apr 25, 2022 | Apr 21, 2022 | 001-06880 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 11, 2022 | Mar 9, 2022 | 000-26041 |
| 4 | Open Document | Open Filing | Apr 23, 2021 | Apr 22, 2021 | 001-06880 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 12, 2021 | Mar 10, 2021 | 000-26041 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 4, 2020 | Nov 2, 2020 | 000-26041 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Sep 30, 2020 | Sep 24, 2020 | 000-26041 |
| 4 | Open Document | Open Filing | Apr 27, 2020 | Apr 24, 2020 | 001-06880 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 3, 2019 | May 30, 2019 | 001-36640 |
| 4 | Open Document | Open Filing | Apr 22, 2019 | Apr 18, 2019 | 001-06880 | |
| 4 | Open Document | Open Filing | Jul 23, 2018 | Jul 19, 2018 | 001-06880 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 29, 2018 | Jun 27, 2018 | 001-36640 |
| 3 | Open Document | Open Filing | Jun 25, 2018 | Jun 18, 2018 | 001-06880 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 20, 2017 | Jun 16, 2017 | 001-36640 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Jun 9, 2016 | Jun 7, 2016 | 001-36640 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Sep 29, 2015 | Sep 25, 2015 | 001-36640 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 15, 2015 | Jun 11, 2015 | 001-36640 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 29, 2014 | Sep 25, 2014 | 001-36640 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Sep 24, 2014 | Sep 24, 2014 | 001-36640 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 19, 2014 | Feb 14, 2014 | 001-33977 |