| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | May 10, 2024 | May 8, 2024 | 001-34851 | |
| 4 | Open Document | Open Filing | Mar 15, 2024 | Mar 13, 2024 | 001-34851 | |
| 4 | Open Document | Open Filing | May 10, 2023 | May 8, 2023 | 001-34851 | |
| 3 | Open Document | Open Filing | May 9, 2023 | May 1, 2023 | 001-34851 | |
| 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 | Jan 20, 2021 | Jan 15, 2021 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 10, 2020 | Nov 9, 2020 | 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 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 1, 2019 | Jul 30, 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 22, 2018 | Aug 22, 2018 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Aug 7, 2018 | Aug 7, 2018 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 31, 2018 | Jul 30, 2018 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 6, 2018 | Mar 2, 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 | Jul 31, 2017 | Jul 30, 2017 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 24, 2017 | May 24, 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 | Aug 2, 2016 | Jul 30, 2016 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 15, 2016 | Mar 15, 2016 | 000-21423 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 19, 2016 | Jan 15, 2016 | 000-21423 |
| 4 | Open Document | Open Filing | MAYER FORM 4 7-30-14 | Jul 31, 2014 | Jul 30, 2014 | 000-21423 |
| 3 | Open Document | Open Filing | Jul 11, 2014 | Jul 9, 2014 | 000-21423 |