| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 30 Aug 2021 | 27 Aug 2021 | 001-12378 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Mar 2021 | 11 Mar 2021 | 001-12378 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Feb 2020 | 03 Feb 2020 | 001-12378 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Aug 2019 | 07 Jun 2018 | 811-23266 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Aug 2019 | 07 Jun 2018 | 811-23265 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Apr 2019 | 24 Apr 2019 | 001-12378 |
| 4 | Open Document | Open Filing | FORM 4 | 31 May 2018 | 30 May 2018 | 001-12378 |
| 4 | Open Document | Open Filing | FORM 4 | 14 May 2018 | 10 May 2018 | 001-12378 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Apr 2017 | 24 Apr 2017 | 001-12378 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Mar 2017 | 27 Mar 2017 | 001-12378 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Aug 2016 | 05 Aug 2016 | 001-12378 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 May 2016 | 24 May 2016 | 001-12378 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Dec 2015 | 15 Dec 2015 | 001-12378 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Oct 2015 | 22 Oct 2015 | 001-12378 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 May 2014 | 14 May 2014 | 001-12378 |