| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 02 May 2024 | 01 May 2024 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Nov 2023 | 10 Nov 2023 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Nov 2023 | 31 Oct 2023 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 May 2023 | 01 May 2023 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Nov 2022 | 11 Nov 2022 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Nov 2022 | 31 Oct 2022 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 May 2022 | 02 May 2022 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Nov 2021 | 05 Nov 2021 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Nov 2021 | 01 Nov 2021 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 May 2021 | 03 May 2021 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Nov 2020 | 09 Nov 2020 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Nov 2020 | 02 Nov 2020 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Apr 2020 | 28 Apr 2020 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Nov 2019 | 01 Nov 2019 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Nov 2018 | 15 Nov 2018 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Nov 2018 | 06 Nov 2018 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Nov 2018 | 31 Oct 2018 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Oct 2018 | 26 Oct 2018 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Oct 2018 | 01 Oct 2018 | 001-34146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jul 2018 | 02 Jul 2018 | 001-34146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 May 2018 | 15 May 2018 | 001-34146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Apr 2018 | 02 Apr 2018 | 001-34146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Mar 2018 | 01 Mar 2018 | 001-34146 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 02 Mar 2018 | 01 Mar 2017 | 001-34146 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Nov 2017 | 14 Nov 2017 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Nov 2017 | 06 Nov 2017 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Nov 2017 | 31 Oct 2017 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Jun 2017 | 01 Jun 2017 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Apr 2017 | 27 Apr 2017 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Nov 2016 | 31 Oct 2016 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Oct 2016 | 26 Oct 2016 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2016 | 01 Jun 2016 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Apr 2016 | 27 Apr 2016 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Nov 2015 | 09 Nov 2015 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Nov 2015 | 02 Nov 2015 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Oct 2015 | 28 Oct 2015 | 000-22496 |
| 4/A | Open Document | Open Filing | FORM 4/A | 15 Oct 2015 | 03 Nov 2014 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2015 | 01 Jun 2015 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Nov 2014 | 03 Nov 2014 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Oct 2014 | 29 Oct 2014 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jun 2014 | 01 Jun 2014 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Nov 2013 | 21 Nov 2013 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Nov 2013 | 31 Oct 2013 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Jun 2013 | 01 Jun 2013 | 000-22496 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Nov 2012 | 06 Nov 2012 | 000-22496 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Nov 2012 | 01 Nov 2012 | 000-22496 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Oct 2012 | 26 Oct 2012 | 000-22496 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Aug 2012 | 28 Aug 2012 | 000-22496 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jun 2012 | 01 Jun 2012 | 000-22496 |