| 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 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Feb 2022 | 08 Feb 2022 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 | 07 May 2021 | 06 May 2021 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Nov 2020 | 16 Nov 2020 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 | 08 May 2020 | 06 May 2020 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 | 10 May 2019 | 08 May 2019 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Apr 2019 | 16 Apr 2019 | 001-34734 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Apr 2019 | 17 Feb 2019 | 001-34734 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Mar 2019 | 07 Mar 2019 | 001-34734 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Nov 2018 | 09 Nov 2018 | 001-34734 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Aug 2018 | 09 Aug 2018 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 | 10 May 2018 | 09 May 2018 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jun 2017 | 02 Jun 2017 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 | 25 May 2017 | 12 May 2017 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 | 11 May 2017 | 10 May 2017 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Mar 2017 | 28 Feb 2017 | 001-34734 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Dec 2016 | 29 Dec 2016 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 | 13 May 2016 | 11 May 2016 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Feb 2016 | 12 Feb 2016 | 001-34734 |
| 5 | Open Document | Open Filing | FORM 5 | 11 Feb 2016 | 31 Dec 2015 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 | 14 May 2015 | 12 May 2015 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Feb 2015 | 18 Feb 2015 | 001-34734 |
| 4 | Open Document | Open Filing | FORM 4 | 08 May 2014 | 07 May 2014 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Mar 2014 | 28 Feb 2014 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Feb 2014 | 21 Feb 2014 | 001-34734 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Sep 2013 | 29 Aug 2013 | 001-34734 |
| 4 | Open Document | Open Filing | FORM 4 | 06 May 2013 | 02 May 2013 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Feb 2013 | 20 Feb 2013 | 001-34734 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Aug 2012 | 17 Aug 2012 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 | 07 May 2012 | 03 May 2012 | 001-07283 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Feb 2012 | 22 Feb 2012 | 001-34734 |