| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Apr 19, 2023 | Apr 17, 2023 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 22, 2023 | Mar 20, 2023 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 22, 2023 | Feb 21, 2023 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 19, 2023 | Jan 17, 2023 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 22, 2022 | Nov 21, 2022 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 16, 2022 | Aug 12, 2022 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 23, 2022 | Jun 21, 2022 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 22, 2021 | Dec 20, 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 17, 2021 | Nov 15, 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 20, 2021 | Oct 18, 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 22, 2021 | Sep 20, 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 17, 2021 | Aug 16, 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 21, 2021 | Jul 19, 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 24, 2021 | Jun 22, 2021 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 23, 2021 | Jun 21, 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | May 19, 2021 | May 17, 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | May 3, 2021 | Apr 30, 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 21, 2021 | Apr 19, 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 17, 2021 | Mar 15, 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 18, 2021 | Feb 16, 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 21, 2021 | Jan 19, 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 23, 2020 | Dec 21, 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 18, 2020 | Nov 16, 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 21, 2020 | Oct 19, 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 23, 2020 | Sep 21, 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 18, 2020 | Aug 17, 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 21, 2020 | Jul 20, 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 18, 2020 | Jun 16, 2020 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 16, 2020 | Jun 15, 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | May 20, 2020 | May 18, 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 22, 2020 | Apr 20, 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 18, 2020 | Mar 16, 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 20, 2020 | Feb 18, 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 23, 2020 | Jan 21, 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 18, 2019 | Dec 16, 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 20, 2019 | Nov 18, 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 25, 2019 | Oct 24, 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Oct 22, 2019 | Oct 21, 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Sep 18, 2019 | Sep 16, 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 21, 2019 | Aug 19, 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 16, 2019 | Jul 15, 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 27, 2019 | Jun 25, 2019 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 18, 2019 | Jun 17, 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | May 22, 2019 | May 20, 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Apr 17, 2019 | Apr 15, 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 20, 2019 | Mar 18, 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 20, 2019 | Feb 19, 2019 | 001-06351 |
| 4/A | Open Document | Open Filing | FORM 4/A | Feb 1, 2019 | Jul 26, 2018 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Jan 24, 2019 | Jan 22, 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 20, 2018 | Nov 19, 2018 | 001-06351 |
| 4/A | Open Document | Open Filing | FORM 4/A | Jul 27, 2018 | Jul 26, 2018 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Jul 27, 2018 | Jul 26, 2018 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 28, 2018 | Jun 26, 2018 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 22, 2017 | Nov 20, 2017 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 29, 2017 | Jun 27, 2017 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 19, 2016 | Dec 16, 2016 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 1, 2016 | Nov 30, 2016 | 001-06351 |
| 4/A | Open Document | Open Filing | FORM 4/A | Aug 17, 2016 | Aug 11, 2016 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 16, 2016 | Aug 12, 2016 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Jun 29, 2016 | Jun 28, 2016 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | May 16, 2016 | May 12, 2016 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 3, 2016 | Feb 1, 2016 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 2, 2015 | Nov 30, 2015 | 001-06351 |
| 4 | Open Document | Open Filing | Jun 11, 2015 | Jun 9, 2015 | 001-32877 | |
| 4 | Open Document | Open Filing | FORM 4 | Dec 2, 2014 | Nov 28, 2014 | 001-06351 |
| 4 | Open Document | Open Filing | Jun 5, 2014 | Jun 3, 2014 | 001-32877 | |
| 3/A | Open Document | Open Filing | FORM 3/A | May 21, 2014 | Nov 1, 2013 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | May 13, 2014 | May 12, 2014 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 4, 2014 | Jan 31, 2014 | 001-06351 |