| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 03 Aug 2021 | 31 Jul 2021 | 001-15839 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Aug 2020 | 06 Aug 2020 | 001-15839 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Aug 2020 | 31 Jul 2020 | 001-15839 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Nov 2019 | 11 Nov 2019 | 001-15839 |
| 3 | Open Document | Open Filing | FORM 3 | 23 Aug 2019 | 14 Aug 2019 | 001-15839 |
| 4 | Open Document | Open Filing | 01 Oct 2018 | 28 Sep 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | 02 Jul 2018 | 28 Jun 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | 02 Apr 2018 | 29 Mar 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | 15 Mar 2018 | 13 Mar 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | 26 Feb 2018 | 23 Feb 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | 16 Feb 2018 | 15 Feb 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | 19 Jan 2018 | 17 Jan 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | 18 Jan 2018 | 17 Jan 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | 16 Jan 2018 | 11 Jan 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | 03 Jan 2018 | 01 Jan 2018 | 001-08787 | |
| 4 | Open Document | Open Filing | 26 Dec 2017 | 22 Dec 2017 | 001-08787 | |
| 4 | Open Document | Open Filing | 02 Oct 2017 | 29 Sep 2017 | 001-08787 | |
| 3 | Open Document | Open Filing | 18 Jul 2017 | 12 Jul 2017 | 001-08787 |