| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Mar 4, 2025 | Mar 1, 2025 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 4, 2025 | Jan 31, 2025 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 28, 2024 | Oct 25, 2024 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 29, 2024 | Jul 26, 2024 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 29, 2024 | Apr 26, 2024 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 25, 2024 | Mar 20, 2024 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 30, 2024 | Jan 26, 2024 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 31, 2023 | Oct 27, 2023 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 1, 2023 | Jul 28, 2023 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | May 2, 2023 | Apr 28, 2023 | 000-15950 |
| 4 | Open Document | Open Filing | Mar 24, 2023 | Mar 22, 2023 | 000-15950 | |
| 4 | Open Document | Open Filing | FORM 4 | Feb 16, 2023 | Feb 15, 2023 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 14, 2023 | Feb 13, 2023 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 13, 2023 | Feb 10, 2023 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 10, 2023 | Feb 9, 2023 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 8, 2023 | Feb 7, 2023 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 6, 2023 | Feb 3, 2023 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 31, 2023 | Jan 27, 2023 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 1, 2022 | Oct 28, 2022 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 2, 2022 | Jul 29, 2022 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | May 3, 2022 | Apr 29, 2022 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 25, 2022 | Mar 23, 2022 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 1, 2022 | Jan 28, 2022 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 2, 2021 | Oct 29, 2021 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 3, 2021 | Jul 30, 2021 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | May 4, 2021 | Apr 30, 2021 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 26, 2021 | Mar 24, 2021 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 2, 2021 | Jan 29, 2021 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 3, 2020 | Oct 30, 2020 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 3, 2020 | Jul 31, 2020 | 000-15950 |
| 4 | Open Document | Open Filing | Jul 8, 2020 | Jul 7, 2020 | 000-15950 | |
| 4 | Open Document | Open Filing | FORM 4 | May 4, 2020 | May 1, 2020 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 13, 2020 | Mar 12, 2020 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 3, 2020 | Jan 31, 2020 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 28, 2019 | Oct 25, 2019 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 29, 2019 | Jul 26, 2019 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 8, 2019 | Jul 5, 2019 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 30, 2019 | Apr 26, 2019 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 4, 2019 | Feb 1, 2019 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 29, 2018 | Oct 26, 2018 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 1, 2018 | Aug 1, 2018 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 30, 2018 | Jul 27, 2018 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 30, 2018 | Apr 27, 2018 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 5, 2018 | Feb 2, 2018 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 15, 2017 | Oct 27, 2017 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 30, 2017 | Oct 27, 2017 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 2, 2017 | Aug 1, 2017 | 000-15950 |
| 3 | Open Document | Open Filing | FORM 3 | Aug 2, 2017 | Jul 25, 2017 | 000-15950 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 5, 2017 | Jul 2, 2017 | 001-37505 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 12, 2017 | May 18, 2017 | 001-37505 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 10, 2017 | Feb 3, 2017 | 001-37505 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 17, 2017 | Jan 1, 2017 | 001-37505 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 27, 2016 | Sep 22, 2016 | 001-37505 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 16, 2016 | Jun 14, 2016 | 001-37505 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 27, 2016 | Jan 1, 2016 | 001-37505 |
| 3 | Open Document | Open Filing | FORM 3 | Jul 17, 2015 | Jul 17, 2015 | 001-37505 |