| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | Jul 17, 2023 | Jul 17, 2023 | 000-54835 |
| 4 | Open Document | Open Filing | AW 1.3.22 | Jan 5, 2023 | Jan 3, 2023 | 000-54835 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | May 4, 2022 | Apr 1, 2022 | 000-54835 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Feb 4, 2022 | Jan 31, 2022 | 000-54835 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 6, 2021 | Apr 1, 2021 | 000-54835 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Sep 23, 2020 | Sep 21, 2020 | 000-54835 |
| 4 | Open Document | Open Filing | Apr 2, 2020 | Apr 1, 2020 | 000-54835 | |
| 4 | Open Document | Open Filing | Jan 13, 2020 | Jan 9, 2020 | 000-54835 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | Apr 3, 2019 | Apr 1, 2019 | 000-54835 |
| 4 | Open Document | Open Filing | 4 | Oct 11, 2018 | Oct 9, 2018 | 000-54835 |
| 4 | Open Document | Open Filing | 4 | Jun 15, 2018 | Jun 13, 2018 | 000-54835 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | Feb 2, 2017 | Jan 31, 2017 | 000-54835 |
| 4 | Open Document | Open Filing | 4 | Oct 28, 2016 | Oct 28, 2016 | 000-54835 |
| 4 | Open Document | Open Filing | STATEMENT OF CHANGES IN BENEFICIAL OWNERSHIP | Mar 8, 2016 | Mar 4, 2016 | 000-54835 |
| 4 | Open Document | Open Filing | 4 | Dec 8, 2015 | Dec 2, 2015 | 000-54835 |
| 4 | Open Document | Open Filing | 4 | Aug 12, 2015 | Aug 6, 2015 | 000-54835 |
| 4 | Open Document | Open Filing | FORM 4 | May 19, 2015 | May 14, 2015 | 000-54835 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 20, 2015 | Mar 19, 2015 | 000-54835 |
| 4 | Open Document | Open Filing | FORM 4 | Mar 18, 2015 | Mar 6, 2015 | 000-54835 |
| 4 | Open Document | Open Filing | FORM 4 | Dec 3, 2014 | Dec 1, 2014 | 000-54835 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 26, 2014 | Nov 25, 2014 | 000-54835 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 25, 2014 | Nov 21, 2014 | 000-54835 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 24, 2014 | Nov 20, 2014 | 000-54835 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 21, 2014 | Nov 19, 2014 | 000-54835 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 18, 2014 | Nov 14, 2014 | 000-54835 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 17, 2014 | Nov 13, 2014 | 000-54835 |
| 4 | Open Document | Open Filing | FORM 4 | Nov 14, 2014 | Nov 12, 2014 | 000-54835 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | Oct 2, 2014 | Sep 23, 2014 | 000-54835 |