| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Oct 1, 2025 | Sep 30, 2025 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 2, 2025 | Jun 30, 2025 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 2, 2025 | Mar 31, 2025 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2025 | Dec 31, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 2, 2024 | Nov 27, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 27, 2024 | Nov 26, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 27, 2024 | Nov 26, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 27, 2024 | Nov 26, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 27, 2024 | Nov 27, 2024 | 000-16772 |
| 144 | Open Document | Open Filing | Nov 26, 2024 | |||
| 144 | Open Document | Open Filing | Nov 26, 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 | Oct 25, 2024 | Oct 24, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 25, 2024 | Oct 24, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 2, 2024 | Sep 30, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 25, 2024 | Sep 23, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 22, 2024 | Aug 20, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 22, 2024 | Aug 20, 2024 | 000-16772 |
| 144 | Open Document | Open Filing | Aug 20, 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 | Jul 22, 2024 | Jul 19, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 22, 2024 | Jul 19, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 22, 2024 | Jul 19, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 16, 2024 | Jul 15, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 2, 2024 | Jun 28, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 20, 2024 | Jun 18, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 20, 2024 | Jun 18, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | May 20, 2024 | May 16, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | May 20, 2024 | May 16, 2024 | 000-16772 |
| 144 | Open Document | Open Filing | May 16, 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 | Apr 2, 2024 | Mar 28, 2024 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2024 | Dec 29, 2023 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 3, 2023 | Sep 29, 2023 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 5, 2023 | Jun 30, 2023 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 4, 2023 | Mar 31, 2023 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2023 | Dec 30, 2022 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 4, 2022 | Sep 30, 2022 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 1, 2022 | Jun 30, 2022 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 4, 2022 | Mar 31, 2022 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2022 | Dec 31, 2021 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 1, 2021 | Sep 30, 2021 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 1, 2021 | Jun 30, 2021 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 1, 2021 | Mar 31, 2021 | 000-16772 |
| 4/A | Open Document | Open Filing | FORM 4/A | Feb 4, 2021 | Feb 1, 2021 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 2, 2021 | Feb 1, 2021 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 4, 2021 | Dec 31, 2020 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 1, 2020 | Sep 30, 2020 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 10, 2020 | Sep 10, 2020 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 10, 2020 | Sep 9, 2020 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 8, 2020 | Sep 8, 2020 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 1, 2020 | Jun 30, 2020 | 000-16772 |
| 4/A | Open Document | Open Filing | FORM 4/A | May 14, 2020 | Mar 31, 2020 | 000-16772 |
| 4/A | Open Document | Open Filing | FORM 4/A | May 13, 2020 | Mar 5, 2020 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 1, 2020 | Mar 31, 2020 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 6, 2020 | Mar 5, 2020 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 4, 2020 | Jan 31, 2020 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 2, 2020 | Jan 2, 2020 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 1, 2019 | Oct 1, 2019 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 2, 2019 | Jul 1, 2019 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 1, 2019 | Apr 1, 2019 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 4, 2019 | Jan 31, 2019 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2019 | Jan 2, 2019 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 2, 2018 | Oct 1, 2018 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 3, 2018 | Jul 2, 2018 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 3, 2018 | Apr 2, 2018 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 1, 2018 | Jan 31, 2018 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2018 | Dec 29, 2017 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 2, 2017 | Sep 29, 2017 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 5, 2017 | Jun 30, 2017 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 4, 2017 | Mar 31, 2017 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 2, 2017 | Jan 31, 2017 | 000-16772 |
| 4/A | Open Document | Open Filing | FORM 4/A | Jan 25, 2017 | Dec 30, 2016 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 3, 2017 | Dec 30, 2016 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 3, 2016 | Sep 30, 2016 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 5, 2016 | Jun 30, 2016 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | May 3, 2016 | May 2, 2016 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 1, 2016 | Apr 1, 2016 | 000-16772 |
| 5 | Open Document | Open Filing | FORM 5 | Feb 16, 2016 | Dec 31, 2015 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 2, 2016 | Feb 1, 2016 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 4, 2016 | Jan 4, 2016 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 3, 2015 | Nov 2, 2015 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 2, 2015 | Oct 1, 2015 | 000-16772 |
| 4/A | Open Document | Open Filing | FORM 4/A | Oct 2, 2015 | Aug 3, 2015 | 000-16772 |
| 4/A | Open Document | Open Filing | FORM 4/A | Sep 4, 2015 | Jul 1, 2015 | 000-16772 |
| 4/A | Open Document | Open Filing | FORM 4/A | Aug 10, 2015 | Aug 3, 2015 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 4, 2015 | Aug 1, 2015 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 2, 2015 | Jul 1, 2015 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | May 5, 2015 | May 1, 2015 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 3, 2015 | Apr 1, 2015 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 3, 2015 | Feb 1, 2015 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 5, 2015 | Jan 1, 2015 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 4, 2014 | Nov 1, 2014 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 3, 2014 | Oct 1, 2014 | 000-16772 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 5, 2014 | Aug 1, 2014 | 000-16772 |
| 3 | Open Document | Open Filing | FORM 3 | Jul 3, 2014 | Jun 26, 2014 | 000-16772 |