| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | May 8, 2025 | May 6, 2025 | 000-19969 | |
| 4 | Open Document | Open Filing | May 9, 2024 | May 7, 2024 | 000-19969 | |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | May 8, 2024 | May 8, 2024 | 001-42046 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 17, 2023 | Aug 15, 2023 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 14, 2023 | Aug 10, 2023 | 000-19969 |
| 144 | Open Document | Open Filing | Aug 10, 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 9, 2023 | May 5, 2023 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 10, 2022 | May 6, 2022 | 000-19969 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 11, 2022 | Feb 9, 2022 | 000-19969 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | Feb 8, 2022 | Feb 4, 2022 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 9, 2021 | Aug 8, 2021 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 4, 2021 | Jun 2, 2021 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 26, 2021 | May 25, 2021 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | May 19, 2021 | May 17, 2021 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 13, 2021 | May 11, 2021 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | May 10, 2021 | May 6, 2021 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 1, 2021 | Feb 16, 2021 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 14, 2020 | Oct 12, 2020 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 8, 2020 | Oct 6, 2020 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 1, 2020 | Sep 29, 2020 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 29, 2020 | Sep 25, 2020 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 17, 2020 | Sep 15, 2020 | 001-15723 |
| 5 | Open Document | Open Filing | FORM 5 | Sep 14, 2020 | Aug 1, 2020 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 14, 2020 | May 12, 2020 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 18, 2020 | Mar 16, 2020 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 20, 2019 | Dec 19, 2019 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 3, 2019 | Oct 1, 2019 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 27, 2019 | Sep 25, 2019 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 19, 2019 | Sep 17, 2019 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 17, 2019 | Sep 15, 2019 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 13, 2019 | May 9, 2019 | 000-19969 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Feb 7, 2019 | Aug 1, 2018 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 13, 2018 | Dec 11, 2018 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 26, 2018 | Sep 24, 2018 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 21, 2018 | Sep 19, 2018 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 18, 2018 | Sep 15, 2018 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 6, 2018 | Aug 1, 2018 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | May 15, 2018 | May 14, 2018 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2018 | Jan 2, 2018 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 17, 2017 | Nov 15, 2017 | 000-19969 |
| 4/A | Open Document | Open Filing | FORM 4/A | Oct 31, 2017 | Sep 26, 2017 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 28, 2017 | Sep 26, 2017 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 21, 2017 | Sep 19, 2017 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 19, 2017 | Sep 15, 2017 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 16, 2017 | May 12, 2017 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 21, 2016 | Sep 19, 2016 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 20, 2016 | Sep 16, 2016 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 16, 2016 | Sep 15, 2016 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 15, 2016 | Sep 13, 2016 | 001-15723 |
| 5 | Open Document | Open Filing | FORM 5 | Sep 9, 2016 | Jul 30, 2016 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 10, 2016 | May 6, 2016 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 21, 2015 | Sep 19, 2015 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 18, 2015 | Sep 16, 2015 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 14, 2015 | Sep 12, 2015 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 25, 2015 | Aug 24, 2015 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 13, 2015 | May 11, 2015 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 15, 2015 | Jan 13, 2015 | 001-15723 |
| 5 | Open Document | Open Filing | FORM 5 | Jan 15, 2015 | Aug 2, 2014 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 9, 2015 | Jan 7, 2015 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 6, 2015 | Jan 2, 2015 | 001-15723 |
| 4/A | Open Document | Open Filing | FORM 4/A | Oct 8, 2014 | Sep 19, 2014 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 23, 2014 | Sep 19, 2014 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 18, 2014 | Sep 16, 2014 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 15, 2014 | Sep 12, 2014 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 11, 2014 | Sep 9, 2014 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 12, 2014 | May 8, 2014 | 000-19969 |