| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 18, 2021 | May 14, 2021 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 12, 2021 | Mar 10, 2021 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 20, 2021 | Jan 15, 2021 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 1, 2020 | Nov 27, 2020 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 18, 2020 | Nov 16, 2020 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 10, 2020 | Nov 6, 2020 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 14, 2020 | Feb 11, 2020 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 21, 2020 | Jan 17, 2020 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 3, 2019 | Nov 29, 2019 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 21, 2019 | Nov 19, 2019 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 19, 2019 | Nov 15, 2019 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 12, 2019 | Nov 7, 2019 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 8, 2019 | May 6, 2019 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 8, 2019 | Apr 4, 2019 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 6, 2019 | Mar 4, 2019 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 21, 2019 | Feb 19, 2019 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 6, 2019 | Feb 4, 2019 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 22, 2019 | Jan 18, 2019 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 8, 2019 | Jan 4, 2019 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 3, 2018 | Nov 29, 2018 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 28, 2018 | Nov 26, 2018 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 20, 2018 | Nov 16, 2018 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 9, 2018 | Nov 7, 2018 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jul 27, 2018 | Jul 25, 2018 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 12, 2018 | Jun 8, 2018 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 22, 2018 | Jan 18, 2018 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 1, 2017 | Nov 29, 2017 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 21, 2017 | Nov 17, 2017 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 20, 2017 | Nov 16, 2017 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jun 8, 2017 | Jun 6, 2017 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 24, 2017 | May 22, 2017 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 20, 2017 | Jan 18, 2017 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 22, 2016 | Nov 18, 2016 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 18, 2016 | Nov 16, 2016 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 27, 2016 | May 25, 2016 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 23, 2015 | Nov 19, 2015 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 | May 29, 2015 | May 28, 2015 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 | May 27, 2015 | May 22, 2015 | 001-07463 |
| 4 | Open Document | Open Filing | FORM 4 | May 27, 2014 | May 22, 2014 | 001-07463 |