| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 04 May 2023 | 03 May 2023 | 000-02585 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Nov 2022 | 16 Nov 2022 | 000-02585 |
| 4 | Open Document | Open Filing | FORM 4 | 05 May 2022 | 05 May 2022 | 000-02585 |
| 4 | Open Document | Open Filing | FORM 4 | 06 May 2021 | 05 May 2021 | 000-02585 |
| 4 | Open Document | Open Filing | FORM 4 | 08 May 2020 | 06 May 2020 | 000-02585 |
| 4 | Open Document | Open Filing | FORM 4 | 03 May 2019 | 01 May 2019 | 000-02585 |
| 4 | Open Document | Open Filing | FORM 4 | 07 May 2018 | 02 May 2018 | 000-02585 |
| 4 | Open Document | Open Filing | FORM 4 | 03 May 2017 | 03 May 2017 | 000-02585 |
| 4 | Open Document | Open Filing | FORM 4 | 05 May 2016 | 03 May 2016 | 000-02585 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Nov 2015 | 18 Nov 2015 | 000-02585 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Apr 2015 | 28 Apr 2015 | 000-02585 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Aug 2014 | 01 Aug 2014 | 000-02585 |
| 4 | Open Document | Open Filing | FORM 4 | 08 May 2014 | 06 May 2014 | 000-02585 |
| 4 | Open Document | Open Filing | FORM 4 | 01 May 2014 | 29 Apr 2014 | 000-02585 |
| 4 | Open Document | Open Filing | FORM 4 | 01 May 2013 | 30 Apr 2013 | 000-02585 |
| 4 | Open Document | Open Filing | FORM 4 - GENERATED BY WEBFILINGS | 02 May 2012 | 01 May 2012 | 000-02585 |