| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 23 Jan 2023 | 30 Dec 2022 | 000-03722 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Dec 2022 | 19 Dec 2022 | 001-13796 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Apr 2022 | 31 Mar 2022 | 000-03722 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Apr 2022 | 31 Mar 2022 | 001-13796 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Jun 2021 | 04 Feb 2021 | 000-03722 |
| 5 | Open Document | Open Filing | FORM 5 | 16 Feb 2021 | 31 Dec 2020 | 000-03722 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Aug 2019 | 20 Aug 2019 | 000-03722 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Aug 2019 | 12 Aug 2019 | 001-13796 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2018 | 15 Mar 2018 | 001-13796 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Dec 2017 | 12 Dec 2017 | 000-03722 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jan 2017 | 30 Dec 2016 | 000-03722 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Nov 2016 | 23 Nov 2016 | 000-03722 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Nov 2016 | 16 Nov 2016 | 001-13796 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Nov 2016 | 10 Nov 2016 | 001-13796 |
| 4 | Open Document | Open Filing | FORM 4 | 05 May 2016 | 03 May 2016 | 000-03722 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Mar 2016 | 23 Mar 2016 | 001-13796 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Nov 2015 | 11 Nov 2015 | 000-03722 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Sep 2015 | 24 Sep 2015 | 001-13796 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Sep 2015 | 17 Sep 2015 | 001-13796 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Sep 2015 | 17 Sep 2015 | 000-03722 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Jun 2015 | 26 Jun 2015 | 000-03722 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Jun 2015 | 15 Jun 2015 | 000-03722 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jun 2015 | 29 May 2015 | 000-03722 |
| 4 | Open Document | Open Filing | FORM 4 | 29 May 2015 | 27 May 2015 | 000-03722 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Mar 2015 | 19 Mar 2015 | 001-13796 |
| 5 | Open Document | Open Filing | FORM 5 | 13 Feb 2015 | 31 Dec 2014 | 000-03722 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Jan 2015 | 25 Nov 2014 | 001-13796 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Mar 2014 | 05 Mar 2014 | 001-13796 |
| 5 | Open Document | Open Filing | FORM 5 | 10 Feb 2014 | 31 Dec 2013 | 000-03722 |