| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 14 Sep 2023 | 13 Sep 2023 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Jun 2022 | 15 Jun 2022 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Aug 2021 | 03 Aug 2021 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Jun 2020 | 12 Jun 2020 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 31 May 2019 | 31 May 2019 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 24 May 2019 | 23 May 2019 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Sep 2018 | 13 Sep 2018 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Sep 2017 | 11 Sep 2017 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Aug 2016 | 18 Aug 2016 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Jun 2016 | 13 Jun 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 | 16 Jun 2015 | 15 Jun 2015 | 000-33501 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Jun 2015 | 12 Jun 2015 | 000-33501 |
| 3 | Open Document | Open Filing | FORM 3 | 01 Jun 2015 | 28 May 2015 | 000-33501 |