| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | May 22, 2025 | May 21, 2025 | 000-20859 |
| 4 | Open Document | Open Filing | FORM 4 | May 13, 2025 | May 9, 2025 | 000-20859 |
| 144 | Open Document | Open Filing | May 30, 2024 | |||
| 4 | Open Document | Open Filing | 4 | May 17, 2024 | May 15, 2024 | 000-20859 |
| 144 | Open Document | Open Filing | May 15, 2024 | |||
| 4 | Open Document | Open Filing | 4 | May 10, 2024 | May 9, 2024 | 000-20859 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | Jun 2, 2023 | May 31, 2023 | 000-20859 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 24, 2023 | May 23, 2023 | 000-26727 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | May 11, 2023 | May 11, 2023 | 000-20859 |
| 144 | Open Document | Open Filing | May 11, 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 4, 2023 | Apr 3, 2023 | 000-26727 |
| 144 | Open Document | Open Filing | Apr 3, 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 9, 2022 | Jun 7, 2022 | 001-37722 |
| 4 | Open Document | Open Filing | FORM 4 | May 26, 2022 | May 24, 2022 | 000-26727 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP OF SECURITIES | May 11, 2022 | May 10, 2022 | 000-20859 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 18, 2022 | Apr 14, 2022 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 19, 2022 | Jan 14, 2022 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 9, 2021 | Jun 8, 2021 | 001-37722 |
| 4 | Open Document | Open Filing | FORM 4 | May 27, 2021 | May 25, 2021 | 000-26727 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 13, 2021 | May 11, 2021 | 000-20859 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 19, 2021 | Apr 15, 2021 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 18, 2021 | Feb 16, 2021 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 13, 2021 | Jan 11, 2021 | 001-36721 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 10, 2020 | Jun 8, 2020 | 001-37722 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 9, 2020 | Jun 5, 2020 | 000-20859 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 9, 2020 | Jun 5, 2020 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | May 29, 2020 | May 27, 2020 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 18, 2020 | Mar 16, 2020 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 14, 2020 | Jan 10, 2020 | 001-36721 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 19, 2019 | Dec 17, 2019 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 18, 2019 | Sep 17, 2019 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 19, 2019 | Jun 17, 2019 | 000-26727 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Jun 7, 2019 | Jun 6, 2019 | 000-20859 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 7, 2019 | Jun 7, 2019 | 001-37722 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 6, 2019 | Jun 4, 2019 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 29, 2019 | Mar 27, 2019 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 30, 2019 | Jan 11, 2019 | 001-36721 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 28, 2018 | Dec 27, 2018 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 28, 2018 | Sep 27, 2018 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 27, 2018 | Sep 26, 2018 | 001-38662 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Sep 26, 2018 | Sep 26, 2018 | 001-38662 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 17, 2018 | Jul 13, 2018 | 001-37722 |
| 3 | Open Document | Open Filing | FORM 3 | Jul 17, 2018 | Jul 13, 2018 | 001-37722 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 29, 2018 | Jun 27, 2018 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 7, 2018 | Jun 5, 2018 | 000-26727 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 17, 2018 | May 15, 2018 | 000-20859 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 19, 2018 | Apr 17, 2018 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 5, 2018 | Feb 1, 2018 | 001-36721 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 4, 2018 | Jan 2, 2018 | 000-26727 |
| 4/A | Open Document | Open Filing | FORM 4/A | Oct 13, 2017 | Jun 6, 2016 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 19, 2017 | Sep 15, 2017 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 20, 2017 | Jun 16, 2017 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 8, 2017 | Jun 6, 2017 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 19, 2017 | May 17, 2017 | 001-36721 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 10, 2017 | May 9, 2017 | 000-20859 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 2, 2017 | Mar 1, 2017 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 14, 2016 | Nov 9, 2016 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 28, 2016 | Jul 27, 2016 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 26, 2016 | Jul 22, 2016 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 21, 2016 | Jun 20, 2016 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 8, 2016 | Jun 6, 2016 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 26, 2016 | May 24, 2016 | 001-36721 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 19, 2016 | May 17, 2016 | 000-20859 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 18, 2015 | Nov 16, 2015 | 000-26727 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 18, 2015 | Jun 10, 2015 | 000-26727 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | May 27, 2015 | Apr 1, 2015 | 001-36721 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 19, 2015 | May 18, 2015 | 000-20859 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 3, 2015 | Apr 1, 2015 | 001-36721 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 2, 2015 | Dec 31, 2014 | 001-36721 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 12, 2014 | Nov 6, 2014 | 001-36721 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Nov 6, 2014 | Nov 6, 2014 | 001-36721 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 20, 2014 | Jun 18, 2014 | 001-35798 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 6, 2014 | Jun 4, 2014 | 000-26727 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | May 21, 2014 | May 20, 2014 | 000-20859 |
| 4 | Open Document | Open Filing | FORM 4 | May 19, 2014 | May 16, 2014 | 000-26727 |