| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Nov 2021 | 18 Nov 2021 | 033-90866 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Jun 2021 | 27 May 2021 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 May 2021 | 19 May 2021 | 033-90866 |
| 4 | Open Document | Open Filing | FORM 4 | 29 May 2020 | 28 May 2020 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 May 2020 | 15 May 2020 | 033-90866 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | 19 Feb 2020 | 31 Dec 2019 | 033-90866 |
| 4/A | Open Document | Open Filing | FORM 4/A | 06 Jun 2019 | 23 May 2019 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 | 28 May 2019 | 23 May 2019 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 May 2019 | 17 May 2019 | 033-90866 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | 14 Feb 2019 | 31 Dec 2018 | 033-90866 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Aug 2018 | 20 Aug 2018 | 033-90866 |
| 4 | Open Document | Open Filing | FORM 4 | 25 May 2018 | 24 May 2018 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 May 2018 | 23 May 2018 | 033-90866 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 May 2018 | 15 May 2018 | 033-90866 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Apr 2018 | 31 Mar 2018 | 000-10436 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | 13 Feb 2018 | 31 Dec 2017 | 033-90866 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jan 2018 | 31 Dec 2017 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Oct 2017 | 30 Sep 2017 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jul 2017 | 30 Jun 2017 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 | 26 May 2017 | 24 May 2017 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 May 2017 | 10 May 2017 | 033-90866 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Apr 2017 | 31 Mar 2017 | 000-10436 |
| 5 | Open Document | Open Filing | FORM 5 SUBMISSION | 09 Feb 2017 | 31 Dec 2016 | 033-90866 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jan 2017 | 31 Dec 2016 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Oct 2016 | 30 Sep 2016 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Jul 2016 | 30 Jun 2016 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 | 27 May 2016 | 25 May 2016 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2016 | 11 May 2016 | 033-90866 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Nov 2015 | 19 Nov 2015 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Aug 2015 | 10 Aug 2015 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Jul 2015 | 30 Jul 2015 | 033-90866 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 04 Jun 2015 | 13 May 2015 | 033-90866 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Jun 2015 | 29 May 2015 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 May 2015 | 13 May 2015 | 033-90866 |
| 4 | Open Document | Open Filing | FORM 4 | 27 May 2014 | 22 May 2014 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 May 2014 | 14 May 2014 | 033-90866 |
| 4 | Open Document | Open Filing | FORM 4 | 13 May 2014 | 09 May 2014 | 000-10436 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Mar 2014 | 11 Mar 2014 | 000-10436 |