| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 16 Jun 2021 | 14 Jun 2021 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Mar 2021 | 12 Mar 2021 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Mar 2021 | 01 Mar 2021 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Feb 2021 | 12 Feb 2021 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Jun 2020 | 08 Jun 2020 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2020 | 02 Mar 2020 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Feb 2020 | 25 Feb 2020 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Feb 2020 | 20 Feb 2020 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Aug 2019 | 30 Jul 2019 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Jun 2019 | 06 Jun 2019 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Mar 2019 | 12 Mar 2019 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Mar 2019 | 06 Mar 2019 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Feb 2019 | 26 Feb 2019 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Feb 2019 | 21 Feb 2019 | 000-52049 |
| 4/A | Open Document | Open Filing | FORM 4/A | 06 Nov 2018 | 25 Jan 2017 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Apr 2018 | 05 Apr 2018 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Feb 2018 | 23 Feb 2018 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Feb 2018 | 30 Jan 2018 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Jul 2017 | 26 Jul 2017 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Mar 2017 | 24 Mar 2017 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Feb 2017 | 21 Feb 2017 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Feb 2017 | 14 Feb 2017 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Feb 2017 | 01 Feb 2017 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Feb 2017 | 30 Jan 2017 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Jan 2017 | 25 Jan 2017 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jan 2017 | 04 Jan 2017 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Feb 2016 | 19 Feb 2016 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Feb 2016 | 16 Feb 2016 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Feb 2016 | 03 Feb 2016 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Jan 2016 | 27 Jan 2016 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Jun 2015 | 10 Jun 2015 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 May 2015 | 27 May 2015 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Apr 2015 | 08 Apr 2015 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Mar 2015 | 18 Mar 2015 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Feb 2015 | 17 Feb 2015 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Feb 2015 | 11 Feb 2015 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Jan 2015 | 28 Jan 2015 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jan 2015 | 02 Jan 2015 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Oct 2014 | 21 Oct 2014 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Oct 2014 | 02 Oct 2014 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Sep 2014 | 17 Sep 2014 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Sep 2014 | 04 Sep 2014 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Aug 2014 | 20 Aug 2014 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Jul 2014 | 16 Jul 2014 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Jun 2014 | 18 Jun 2014 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 May 2014 | 19 May 2014 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Apr 2014 | 16 Apr 2014 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Mar 2014 | 19 Mar 2014 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Feb 2014 | 20 Feb 2014 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Feb 2014 | 13 Feb 2014 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Feb 2014 | 06 Feb 2014 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Jan 2014 | 29 Jan 2014 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Jan 2014 | 17 Jan 2014 | 000-52049 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jan 2014 | 02 Jan 2014 | 000-52049 |