| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | Sep 3, 2024 | Sep 1, 2024 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 14, 2024 | Feb 14, 2024 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 16, 2024 | Jan 15, 2024 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 9, 2023 | Aug 9, 2023 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 17, 2023 | Feb 15, 2023 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 18, 2023 | Jan 15, 2023 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 11, 2022 | Feb 9, 2022 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 20, 2022 | Jan 15, 2022 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 29, 2021 | Nov 29, 2021 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 3, 2021 | Sep 1, 2021 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 5, 2021 | Mar 3, 2021 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 18, 2021 | Feb 16, 2021 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 20, 2021 | Jan 15, 2021 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 10, 2020 | Sep 9, 2020 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 27, 2020 | Feb 27, 2020 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 26, 2020 | Feb 25, 2020 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 21, 2020 | Feb 19, 2020 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 16, 2020 | Jan 15, 2020 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 14, 2019 | Aug 14, 2019 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 27, 2019 | Feb 25, 2019 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 17, 2019 | Jan 15, 2019 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 4, 2018 | Sep 4, 2018 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 20, 2018 | Aug 16, 2018 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 10, 2018 | May 8, 2018 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 27, 2018 | Feb 25, 2018 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 16, 2018 | Jan 15, 2018 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 3, 2018 | Jan 2, 2018 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 28, 2017 | Nov 28, 2017 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 27, 2017 | Feb 25, 2017 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 18, 2017 | Jan 15, 2017 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 5, 2017 | Jan 2, 2017 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 26, 2016 | Oct 26, 2016 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 1, 2016 | Feb 25, 2016 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 19, 2016 | Jan 15, 2016 | 000-21423 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | Jan 4, 2016 | Jan 2, 2016 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 4, 2016 | Jan 2, 2016 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 29, 2015 | Dec 29, 2015 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 31, 2015 | Jul 29, 2015 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 3, 2015 | Mar 2, 2015 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 27, 2015 | Feb 25, 2015 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 20, 2015 | Jan 15, 2015 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 6, 2015 | Jan 2, 2015 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 30, 2014 | Dec 29, 2014 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 5, 2014 | Nov 4, 2014 | 000-21423 |
| 4 | Open Document | Open Filing | LEVIN ANNUAL 1-15-14 | Jan 17, 2014 | Jan 15, 2014 | 000-21423 |
| 4 | Open Document | Open Filing | LEVIN FORM 4 RSUS 1-4-14 | Jan 6, 2014 | Jan 4, 2014 | 000-21423 |
| 4 | Open Document | Open Filing | LEVIN FORM 4 RSUS 1-2-14 | Jan 3, 2014 | Jan 2, 2014 | 000-21423 |
| 4 | Open Document | Open Filing | LEVIN FORM 4 RSUS 12-31-13 | Jan 2, 2014 | Dec 31, 2013 | 000-21423 |