| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 22 Dec 2023 | 20 Dec 2023 | 001-36247 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Apr 2023 | 26 Apr 2023 | 001-36247 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 28 Apr 2023 | 19 Apr 2023 | 001-36247 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Mar 2020 | 02 Mar 2020 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Feb 2020 | 18 Feb 2020 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Aug 2019 | 15 Aug 2019 | 001-34220 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 30 Jul 2019 | 13 May 2019 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Jul 2019 | 01 Apr 2019 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Jul 2019 | 29 Jun 2019 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 May 2019 | 13 May 2019 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Apr 2019 | 01 Apr 2019 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Mar 2019 | 01 Mar 2019 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Feb 2019 | 15 Feb 2019 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Feb 2019 | 10 Feb 2019 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jan 2019 | 01 Jan 2019 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Oct 2018 | 01 Oct 2018 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Aug 2018 | 15 Aug 2018 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jul 2018 | 01 Jul 2018 | 001-03863 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 09 May 2018 | 02 Apr 2018 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Apr 2018 | 03 Apr 2017 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Apr 2018 | 01 Apr 2018 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Feb 2018 | 10 Feb 2018 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jan 2018 | 01 Jan 2018 | 001-03863 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 05 Dec 2017 | 04 Dec 2017 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Dec 2017 | 04 Dec 2017 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Oct 2017 | 01 Oct 2017 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Aug 2017 | 08 Aug 2017 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jul 2017 | 01 Jul 2017 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Apr 2017 | 01 Apr 2017 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Feb 2017 | 10 Feb 2017 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jan 2017 | 01 Jan 2017 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Oct 2016 | 01 Oct 2016 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Apr 2016 | 01 Apr 2016 | 001-34220 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 04 Apr 2016 | 01 Apr 2016 | 001-34220 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Feb 2016 | 10 Feb 2016 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jan 2016 | 01 Jan 2016 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Oct 2015 | 01 Oct 2015 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jul 2015 | 01 Jul 2015 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Apr 2015 | 01 Apr 2015 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jan 2015 | 01 Jan 2015 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Oct 2014 | 01 Oct 2014 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jul 2014 | 01 Jul 2014 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Apr 2014 | 01 Apr 2014 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jan 2014 | 01 Jan 2014 | 001-03863 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Oct 2013 | 01 Oct 2013 | 001-03863 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 09 Sep 2013 | 01 Sep 2013 | 001-03863 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2012 | 01 Mar 2012 | 001-04423 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Jan 2012 | 31 Dec 2011 | 000-28018 |