| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 06 Dec 2023 | 06 Dec 2023 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Mar 2023 | 16 Mar 2023 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Feb 2023 | 15 Feb 2023 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Feb 2022 | 10 Feb 2022 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Feb 2021 | 11 Feb 2021 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Mar 2020 | 16 Mar 2020 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Mar 2020 | 05 Mar 2020 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Mar 2020 | 28 Feb 2020 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Jan 2020 | 09 Jan 2020 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Oct 2019 | 11 Oct 2019 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 29 May 2019 | 24 May 2019 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Apr 2019 | 08 Apr 2019 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Feb 2019 | 06 Feb 2019 | 001-34198 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Jan 2019 | 07 Jan 2019 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Oct 2018 | 10 Oct 2018 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 29 May 2018 | 24 May 2018 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Mar 2018 | 20 Mar 2018 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Feb 2018 | 06 Feb 2018 | 001-34198 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Jan 2018 | 11 Jan 2018 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Oct 2017 | 03 Oct 2017 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Jun 2017 | 13 Jun 2017 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jun 2017 | 02 Jun 2017 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Mar 2017 | 14 Mar 2017 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Mar 2017 | 09 Mar 2017 | 001-34198 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Mar 2017 | 07 Mar 2017 | 001-34198 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Mar 2017 | 06 Mar 2017 | 001-34198 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Feb 2017 | 06 Feb 2017 | 001-34198 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 08 Feb 2017 | 06 Feb 2017 | 001-34198 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Jan 2017 | 19 Jan 2017 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Oct 2016 | 25 Oct 2016 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Jun 2016 | 16 Jun 2016 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 24 May 2016 | 20 May 2016 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Mar 2016 | 29 Feb 2016 | 000-51439 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Mar 2016 | 26 Feb 2016 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Jan 2016 | 06 Jan 2016 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Dec 2015 | 19 Dec 2015 | 000-51439 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Oct 2015 | 07 Oct 2015 | 000-51439 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Oct 2015 | 07 Oct 2015 | 000-51439 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Oct 2015 | 01 Oct 2015 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Oct 2015 | 02 Oct 2015 | 000-51439 |
| 3 | Open Document | Open Filing | FORM 3 | 11 Sep 2015 | 17 Aug 2015 | 000-17196 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Dec 2014 | 19 Dec 2014 | 000-51439 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Oct 2014 | 07 Oct 2014 | 000-51439 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Oct 2014 | 02 Oct 2014 | 000-51439 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Dec 2013 | 19 Dec 2013 | 000-51439 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Oct 2013 | 02 Oct 2013 | 000-51439 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Dec 2012 | 19 Dec 2012 | 000-51439 |
| 3 | Open Document | Open Filing | FORM 3 | 07 Dec 2012 | 03 Dec 2012 | 000-51439 |