| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2021 | 03 Jun 2021 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2020 | 02 Jun 2020 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Dec 2019 | 04 Dec 2019 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 29 May 2019 | 29 May 2019 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Jun 2018 | 11 Jun 2018 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 07 May 2018 | 07 May 2018 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 31 May 2017 | 30 May 2017 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Feb 2017 | 24 Feb 2017 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 31 May 2016 | 31 May 2016 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Mar 2016 | 10 Mar 2016 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Aug 2015 | 25 Aug 2015 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Aug 2015 | 13 Aug 2015 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Aug 2014 | 26 Aug 2014 | 000-33501 |