| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | May 2, 2025 | Apr 30, 2025 | 001-32525 | |
| 4 | Open Document | Open Filing | Apr 26, 2024 | Apr 24, 2024 | 001-32525 | |
| 4 | Open Document | Open Filing | Apr 28, 2023 | Apr 26, 2023 | 001-32525 | |
| 4 | Open Document | Open Filing | Apr 29, 2022 | Apr 27, 2022 | 001-32525 | |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 30, 2021 | Apr 28, 2021 | 001-32525 |
| 4 | Open Document | Open Filing | FORM 4 - | May 1, 2020 | Apr 29, 2020 | 001-32525 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 26, 2019 | Apr 24, 2019 | 001-32525 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 27, 2018 | Apr 25, 2018 | 001-32525 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 28, 2017 | Apr 26, 2017 | 001-32525 |
| 4 | Open Document | Open Filing | FORM 4 - | Apr 29, 2016 | Apr 27, 2016 | 001-32525 |
| 4 | Open Document | Open Filing | FORM 4 - | Aug 13, 2015 | Aug 11, 2015 | 001-32525 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 15, 2015 | Jun 12, 2015 | 001-34097 |
| 4 | Open Document | Open Filing | FORM 4 - | May 1, 2015 | Apr 29, 2015 | 001-32525 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 2, 2015 | Jan 1, 2015 | 001-34097 |
| 4 | Open Document | Open Filing | FORM 4 - | May 7, 2014 | May 5, 2014 | 001-32525 |
| 4 | Open Document | Open Filing | FORM 4 - | May 2, 2014 | Apr 30, 2014 | 001-32525 |
| 3 | Open Document | Open Filing | FORM 3 - | Mar 4, 2014 | Feb 26, 2014 | 001-32525 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 3, 2014 | Jan 1, 2014 | 001-34097 |