| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | May 10, 2021 | May 7, 2021 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 23, 2021 | Feb 21, 2021 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 22, 2021 | Feb 18, 2021 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 10, 2021 | Feb 8, 2021 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 9, 2021 | Feb 5, 2021 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 25, 2020 | Feb 21, 2020 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 20, 2020 | Feb 18, 2020 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 11, 2020 | Feb 7, 2020 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 25, 2019 | Feb 21, 2019 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 12, 2019 | Feb 8, 2019 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 28, 2018 | Nov 27, 2018 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 23, 2018 | Feb 21, 2018 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 14, 2018 | Feb 12, 2018 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 13, 2018 | Feb 9, 2018 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 17, 2017 | Nov 16, 2017 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Aug 1, 2017 | Jul 29, 2017 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 14, 2017 | Feb 10, 2017 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Feb 9, 2017 | Feb 7, 2017 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 15, 2016 | Nov 11, 2016 | 001-04364 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 12, 2016 | Feb 8, 2016 | 001-04364 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | Nov 12, 2015 | Nov 2, 2015 | 001-04364 |