| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 9, 2021 | Dec 7, 2021 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 23, 2021 | Mar 19, 2021 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 9, 2021 | Mar 8, 2021 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 14, 2021 | Jan 11, 2021 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 5, 2020 | Apr 26, 2020 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 21, 2020 | Apr 18, 2020 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 23, 2020 | Mar 19, 2020 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 10, 2020 | Mar 8, 2020 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 15, 2020 | Jan 13, 2020 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 31, 2019 | Oct 20, 2019 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 29, 2019 | Apr 26, 2019 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 22, 2019 | Apr 18, 2019 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 26, 2019 | Mar 19, 2019 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 15, 2019 | Mar 13, 2019 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 14, 2019 | Mar 8, 2019 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 14, 2018 | Oct 20, 2018 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 27, 2018 | Apr 18, 2018 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 20, 2018 | Mar 19, 2018 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 14, 2018 | Mar 13, 2018 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Dec 1, 2017 | Nov 30, 2017 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 24, 2017 | Oct 20, 2017 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 20, 2017 | Apr 18, 2017 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 15, 2016 | Nov 12, 2016 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Oct 24, 2016 | Oct 20, 2016 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 28, 2016 | Apr 26, 2016 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 15, 2016 | Mar 13, 2016 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Jan 12, 2016 | Jan 4, 2016 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Nov 16, 2015 | Nov 12, 2015 | 001-16317 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Mar 13, 2015 | Mar 13, 2015 | 001-16317 |
| 4 | Open Document | Open Filing | Nov 14, 2014 | Nov 12, 2014 | 001-16317 |