| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Dec 2023 | 29 Nov 2023 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Oct 2023 | 18 Oct 2023 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Aug 2023 | 08 Aug 2023 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2023 | 16 May 2023 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Feb 2023 | 16 Feb 2023 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Jan 2023 | 06 Jan 2023 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Nov 2022 | 11 Nov 2022 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Nov 2022 | 04 Nov 2022 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Oct 2022 | 18 Oct 2022 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Sep 2022 | 01 Sep 2022 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Aug 2022 | 01 Aug 2022 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Aug 2022 | 28 Jul 2022 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Oct 2021 | 23 Oct 2021 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Oct 2021 | 20 Oct 2021 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jul 2021 | 14 Jul 2021 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Apr 2021 | 29 Apr 2021 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Apr 2021 | 19 Apr 2021 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Feb 2021 | 09 Feb 2021 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Oct 2020 | 23 Oct 2020 | 001-13146 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Oct 2020 | 20 Oct 2020 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Oct 2020 | 20 Oct 2020 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Oct 2020 | 04 Oct 2020 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 May 2020 | 15 May 2020 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Apr 2020 | 04 Apr 2020 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Mar 2020 | 27 Mar 2020 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 Oct 2019 | 23 Oct 2019 | 001-13146 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Oct 2019 | 22 Oct 2019 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Apr 2019 | 04 Apr 2019 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Apr 2019 | 30 Mar 2019 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Mar 2019 | 27 Mar 2019 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Oct 2018 | 23 Oct 2018 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 May 2018 | 22 May 2018 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Apr 2018 | 04 Apr 2018 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Apr 2018 | 30 Mar 2018 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Mar 2018 | 27 Mar 2018 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Nov 2017 | 10 Nov 2017 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Nov 2017 | 13 Nov 2017 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Nov 2017 | 08 Nov 2017 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Oct 2017 | 24 Oct 2017 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 May 2017 | 22 May 2017 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 May 2017 | 09 May 2017 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 May 2017 | 05 May 2017 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 May 2017 | 03 May 2017 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 May 2017 | 01 May 2017 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 May 2017 | 27 Apr 2017 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Apr 2017 | 25 Apr 2017 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Mar 2017 | 30 Mar 2017 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Mar 2017 | 27 Mar 2017 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Oct 2016 | 19 Oct 2016 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 May 2016 | 28 May 2016 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 May 2016 | 22 May 2016 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 May 2016 | 05 May 2016 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Mar 2016 | 30 Mar 2016 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Nov 2015 | 23 Nov 2015 | 000-22496 |
| SC 13D/A | Open Document | Open Filing | FORM SC 13D/A | 17 Nov 2015 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Nov 2015 | 12 Nov 2015 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Nov 2015 | 10 Nov 2015 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Nov 2015 | 06 Nov 2015 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Nov 2015 | 04 Nov 2015 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Oct 2015 | 29 Oct 2015 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Aug 2015 | 24 Aug 2015 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 May 2015 | 28 May 2015 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 | 28 May 2015 | 26 May 2015 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 May 2015 | 22 May 2015 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 May 2015 | 05 May 2015 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Feb 2015 | 23 Feb 2015 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jan 2015 | 28 Jan 2015 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Nov 2014 | 24 Nov 2014 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Oct 2014 | 28 Oct 2014 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Aug 2014 | 25 Aug 2014 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 May 2014 | 28 May 2014 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 | 28 May 2014 | 27 May 2014 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 May 2014 | 05 May 2014 | 001-13146 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Mar 2014 | 28 Feb 2014 | 000-22496 |
| 4 | Open Document | Open Filing | FORM 4 | 31 Jan 2014 | 29 Jan 2014 | 000-22496 |