| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | May 16, 2025 | May 15, 2025 | 001-06314 |
| 4 | Open Document | Open Filing | FORM 4 | May 24, 2024 | May 22, 2024 | 001-06314 |
| 4 | Open Document | Open Filing | FORM 4 | May 19, 2023 | May 17, 2023 | 001-06314 |
| 4 | Open Document | Open Filing | FORM 4 | May 20, 2022 | May 18, 2022 | 001-06314 |
| 4 | Open Document | Open Filing | FORM 4 | May 21, 2021 | May 19, 2021 | 001-06314 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Feb 8, 2021 | Jan 27, 2021 | 000-55430 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 4, 2020 | Jul 31, 2020 | 001-32733 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 1, 2020 | Jun 1, 2020 | 811-22749 |
| 4 | Open Document | Open Filing | FORM 4 | May 22, 2020 | May 20, 2020 | 001-06314 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 13, 2020 | Mar 11, 2020 | 001-32733 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 23, 2020 | Jan 21, 2020 | 001-32733 |
| 4 | Open Document | Open Filing | FORM 4 | May 24, 2019 | May 22, 2019 | 001-06314 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 24, 2019 | Jan 22, 2019 | 001-32733 |
| 4 | Open Document | Open Filing | FORM 4 | May 31, 2018 | May 31, 2018 | 001-06314 |
| 4/A | Open Document | Open Filing | FORM 4/A | Mar 15, 2018 | Nov 17, 2016 | 001-32733 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 13, 2018 | Mar 12, 2018 | 001-32733 |
| 3 | Open Document | Open Filing | FORM 3 | Feb 6, 2018 | Feb 1, 2018 | 000-54369 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 22, 2018 | Jan 18, 2018 | 001-32733 |
| 4 | Open Document | Open Filing | FORM 4 | May 26, 2017 | May 26, 2017 | 001-06314 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 27, 2017 | Jan 25, 2017 | 001-32733 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 23, 2016 | Nov 22, 2016 | 001-32733 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 21, 2016 | Nov 17, 2016 | 001-32733 |
| 3 | Open Document | Open Filing | FORM 3 | Sep 16, 2016 | Sep 8, 2016 | 001-32733 |
| 3 | Open Document | Open Filing | FORM 3 | Sep 16, 2016 | Sep 8, 2016 | 811-22749 |
| 4 | Open Document | Open Filing | FORM 4 | May 26, 2016 | May 25, 2016 | 001-06314 |
| 4 | Open Document | Open Filing | FORM 4 | May 29, 2015 | May 27, 2015 | 001-06314 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 9, 2015 | Jan 30, 2015 | 001-13183 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 13, 2014 | Aug 12, 2014 | 001-06314 |
| 3 | Open Document | Open Filing | FORM 3 | Aug 13, 2014 | Aug 12, 2014 | 001-06314 |