| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 09 May 2022 | 05 May 2022 | 001-01023 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jan 2022 | 03 Jan 2022 | 001-01023 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jan 2021 | 04 Jan 2021 | 001-01023 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jan 2020 | 02 Jan 2020 | 001-01023 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Jul 2019 | 26 Jul 2019 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 07 May 2019 | 03 May 2019 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Jan 2019 | 18 Jan 2019 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Jan 2019 | 02 Jan 2019 | 001-01023 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Oct 2018 | 29 Oct 2018 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Aug 2018 | 31 Jul 2018 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Jul 2018 | 13 Jul 2018 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Apr 2018 | 20 Apr 2018 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Jan 2018 | 19 Jan 2018 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Jan 2018 | 02 Jan 2018 | 001-01023 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Oct 2017 | 27 Oct 2017 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Jul 2017 | 25 Jul 2017 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Jul 2017 | 14 Jul 2017 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Apr 2017 | 21 Apr 2017 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Jan 2017 | 13 Jan 2017 | 001-08529 |
| 4 | Open Document | Open Filing | 04 Jan 2017 | 03 Jan 2017 | 001-01023 | |
| 4 | Open Document | Open Filing | FORM 4 | 01 Nov 2016 | 28 Oct 2016 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Jul 2016 | 26 Jul 2016 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Jul 2016 | 11 Jul 2016 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Apr 2016 | 15 Apr 2016 | 001-08529 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Jan 2016 | 15 Jan 2016 | 001-08529 |
| 4 | Open Document | Open Filing | 05 Jan 2016 | 04 Jan 2016 | 001-01023 | |
| 4 | Open Document | Open Filing | FORM 4 | 03 Nov 2015 | 30 Oct 2015 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Jul 2015 | 28 Jul 2015 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Jul 2015 | 17 Jul 2015 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Apr 2015 | 17 Apr 2015 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Jan 2015 | 16 Jan 2015 | 001-08529 |
| 4 | Open Document | Open Filing | 06 Jan 2015 | 05 Jan 2015 | 001-01023 | |
| 4 | Open Document | Open Filing | FORM 4 | 04 Nov 2014 | 31 Oct 2014 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Jul 2014 | 29 Jul 2014 | 001-08529 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Jul 2014 | 18 Jul 2014 | 001-08529 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Apr 2014 | 21 Apr 2014 | 001-08529 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jan 2014 | 10 Jan 2014 | 001-08529 |
| 4 | Open Document | Open Filing | 03 Jan 2014 | 02 Jan 2014 | 001-01023 |