| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2024 | 01 Apr 2024 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Mar 2024 | 19 Jan 2024 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jun 2023 | 16 Jun 2023 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Mar 2023 | 21 Mar 2023 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jan 2023 | 17 Jan 2023 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jan 2023 | 17 Jan 2023 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jan 2023 | 16 Dec 2022 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Oct 2022 | 16 Sep 2022 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jul 2022 | 17 Jun 2022 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Mar 2022 | 18 Mar 2022 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 24 Jan 2022 | 18 Jan 2022 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Jan 2022 | 17 Dec 2021 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Oct 2021 | 17 Sep 2021 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Sep 2021 | 21 Sep 2021 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 07 Jul 2021 | 18 Jun 2021 | 000-12820 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Mar 2021 | 19 Mar 2021 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 Mar 2021 | 19 Mar 2021 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Jan 2021 | 19 Jan 2021 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jan 2021 | 18 Dec 2020 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Oct 2020 | 22 Sep 2020 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Sep 2020 | 18 Sep 2020 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Aug 2020 | 19 Jun 2020 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Apr 2020 | 20 Mar 2020 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jan 2020 | 24 Dec 2019 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Sep 2019 | 16 Sep 2019 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Aug 2019 | 23 Aug 2019 | 000-12820 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Aug 2019 | 05 Aug 2019 | 000-12820 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jul 2019 | 01 Jul 2019 | 000-12896 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Mar 2019 | 20 Mar 2019 | 000-12896 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Mar 2019 | 20 Mar 2019 | 000-12896 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Aug 2018 | 14 Aug 2018 | 000-12896 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Apr 2018 | 10 Apr 2018 | 000-12896 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jul 2017 | 11 Jul 2017 | 000-12896 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Jul 2017 | 13 Jul 2017 | 000-12896 |
| 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2017 | 01 Jun 2017 | 000-12896 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jun 2017 | 01 Jun 2017 | 000-12896 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Apr 2017 | 31 Mar 2017 | 000-20293 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Mar 2017 | 27 Feb 2017 | 000-20293 |
| 4 | Open Document | Open Filing | FARRAR FORM 4 (2-25-16) | 29 Feb 2016 | 25 Feb 2016 | 000-20293 |
| 4 | Open Document | Open Filing | FARRAR FORM 4 (12-10-15) | 14 Dec 2015 | 10 Dec 2015 | 000-20293 |
| 4 | Open Document | Open Filing | FARRAR FORM 4 (12-9-15) | 11 Dec 2015 | 09 Dec 2015 | 000-20293 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Mar 2015 | 26 Feb 2015 | 000-20293 |
| 5 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Feb 2015 | 31 Dec 2014 | 000-20293 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Dec 2014 | 27 Feb 2014 | 000-20293 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Dec 2014 | 18 Dec 2014 | 000-20293 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2014 | 25 Feb 2014 | 000-20293 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Feb 2014 | 25 Feb 2014 | 000-20293 |
| 3/A | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Jan 2014 | 01 Jan 2014 | 000-20293 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2014 | 01 Jan 2014 | 000-20293 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jan 2014 | 01 Jan 2014 | 000-22283 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jan 2014 | 01 Jan 2014 | 000-20293 |