| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Apr 2022 | 01 Apr 2022 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Jan 2022 | 01 Jan 2022 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Oct 2021 | 01 Oct 2021 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jul 2021 | 01 Jul 2021 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Apr 2021 | 01 Apr 2021 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Jan 2021 | 01 Jan 2021 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Oct 2020 | 01 Oct 2020 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jul 2020 | 01 Jul 2020 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Apr 2020 | 31 Mar 2020 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jan 2020 | 31 Dec 2019 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Oct 2019 | 30 Sep 2019 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jul 2019 | 30 Jun 2019 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Apr 2019 | 31 Mar 2019 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jan 2019 | 31 Dec 2018 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Oct 2018 | 30 Sep 2018 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jul 2018 | 30 Jun 2018 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Apr 2018 | 02 Apr 2018 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Apr 2018 | 31 Mar 2018 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jan 2018 | 31 Dec 2017 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Oct 2017 | 30 Sep 2017 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Sep 2017 | 15 Sep 2017 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Sep 2017 | 11 Sep 2017 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jul 2017 | 30 Jun 2017 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Apr 2017 | 31 Mar 2017 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jan 2017 | 31 Dec 2016 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Oct 2016 | 30 Sep 2016 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Jul 2016 | 30 Jun 2016 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Apr 2016 | 31 Mar 2016 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Feb 2016 | 10 Feb 2016 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Jan 2016 | 31 Dec 2015 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Oct 2015 | 30 Sep 2015 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jul 2015 | 30 Jun 2015 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Apr 2015 | 31 Mar 2015 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jan 2015 | 31 Dec 2014 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Oct 2014 | 30 Sep 2014 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Jul 2014 | 30 Jun 2014 | 000-21044 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 25 Apr 2014 | 31 Mar 2013 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Apr 2014 | 31 Mar 2014 | 000-21044 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jan 2014 | 31 Dec 2013 | 000-21044 |