| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Feb 2022 | 11 Feb 2022 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Dec 2021 | 21 Dec 2021 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Nov 2021 | 19 Nov 2021 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Aug 2021 | 26 Aug 2021 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Jun 2021 | 25 Jun 2021 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Mar 2021 | 18 Mar 2021 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Feb 2021 | 11 Feb 2021 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Feb 2021 | 11 Feb 2021 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Dec 2020 | 03 Dec 2020 | 000-29472 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 04 Nov 2019 | 31 Oct 2019 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Nov 2019 | 31 Oct 2019 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Mar 2019 | 14 Mar 2019 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Feb 2019 | 15 Feb 2019 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Mar 2017 | 27 Feb 2017 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Nov 2016 | 21 Nov 2016 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Nov 2016 | 18 Nov 2016 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Nov 2016 | 08 Nov 2016 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Nov 2016 | 01 Nov 2016 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Sep 2016 | 07 Sep 2016 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Sep 2016 | 02 Sep 2016 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Aug 2016 | 01 Aug 2016 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 May 2016 | 01 May 2016 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Feb 2016 | 01 Feb 2016 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Nov 2015 | 01 Nov 2015 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Aug 2015 | 01 Aug 2015 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 May 2015 | 01 May 2015 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Feb 2015 | 14 Feb 2015 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Feb 2015 | 01 Feb 2015 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Nov 2014 | 25 Nov 2014 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Nov 2014 | 14 Nov 2014 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Nov 2014 | 01 Nov 2014 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Aug 2014 | 14 Aug 2014 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Aug 2014 | 01 Aug 2014 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Jun 2014 | 06 Jun 2014 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 May 2014 | 14 May 2014 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 May 2014 | 01 May 2014 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Feb 2014 | 14 Feb 2014 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Feb 2014 | 01 Feb 2014 | 000-29472 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Jan 2014 | 03 Jan 2014 | 000-29472 |