| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 05 Jan 2022 | 03 Jan 2022 | 001-05397 | |
| 4 | Open Document | Open Filing | 10 Dec 2021 | 09 Dec 2021 | 001-05397 | |
| 4 | Open Document | Open Filing | 03 Dec 2021 | 02 Dec 2021 | 001-05397 | |
| 4 | Open Document | Open Filing | 03 Sep 2021 | 01 Sep 2021 | 001-05397 | |
| 4 | Open Document | Open Filing | 06 Aug 2021 | 04 Aug 2021 | 001-05397 | |
| 4 | Open Document | Open Filing | 17 Mar 2021 | 15 Mar 2021 | 001-05397 | |
| 4 | Open Document | Open Filing | 05 Jan 2021 | 04 Jan 2021 | 001-05397 | |
| 4 | Open Document | Open Filing | 03 Sep 2020 | 01 Sep 2020 | 001-05397 | |
| 4 | Open Document | Open Filing | 07 Aug 2020 | 05 Aug 2020 | 001-05397 | |
| 4 | Open Document | Open Filing | 04 Sep 2019 | 30 Aug 2019 | 001-05397 | |
| 4 | Open Document | Open Filing | 08 Aug 2019 | 06 Aug 2019 | 001-05397 | |
| 4 | Open Document | Open Filing | 18 Mar 2019 | 15 Mar 2019 | 001-05397 | |
| 4 | Open Document | Open Filing | 05 Sep 2018 | 31 Aug 2018 | 001-05397 | |
| 4 | Open Document | Open Filing | 03 Aug 2018 | 02 Aug 2018 | 001-05397 | |
| 4 | Open Document | Open Filing | 07 Jun 2018 | 05 Jun 2018 | 001-05397 | |
| 4 | Open Document | Open Filing | 07 May 2018 | 04 May 2018 | 001-05397 | |
| 4 | Open Document | Open Filing | 02 Feb 2018 | 31 Jan 2018 | 001-05397 | |
| 4 | Open Document | Open Filing | 23 Jan 2018 | 19 Jan 2018 | 001-05397 | |
| 4 | Open Document | Open Filing | 06 Sep 2017 | 01 Sep 2017 | 001-05397 | |
| 4 | Open Document | Open Filing | 03 Aug 2017 | 01 Aug 2017 | 001-05397 | |
| 4 | Open Document | Open Filing | 20 Jan 2017 | 19 Jan 2017 | 001-05397 | |
| 4 | Open Document | Open Filing | 05 Jan 2017 | 04 Jan 2017 | 001-05397 | |
| 4 | Open Document | Open Filing | 04 Jan 2017 | 03 Jan 2017 | 001-05397 | |
| 4 | Open Document | Open Filing | 19 Dec 2016 | 16 Dec 2016 | 001-05397 | |
| 4 | Open Document | Open Filing | 06 Sep 2016 | 01 Sep 2016 | 001-05397 | |
| 4 | Open Document | Open Filing | 03 Aug 2016 | 02 Aug 2016 | 001-05397 | |
| 4 | Open Document | Open Filing | 20 Jan 2016 | 19 Jan 2016 | 001-05397 | |
| 4 | Open Document | Open Filing | 17 Nov 2015 | 16 Nov 2015 | 001-05397 | |
| 4 | Open Document | Open Filing | 04 Sep 2015 | 03 Sep 2015 | 001-05397 | |
| 4 | Open Document | Open Filing | 03 Sep 2015 | 01 Sep 2015 | 001-05397 | |
| 4 | Open Document | Open Filing | 18 Aug 2015 | 17 Aug 2015 | 001-05397 | |
| 4 | Open Document | Open Filing | 09 Jun 2015 | 05 Jun 2015 | 001-05397 | |
| 4 | Open Document | Open Filing | 18 May 2015 | 15 May 2015 | 001-05397 | |
| 3 | Open Document | Open Filing | 12 Mar 2015 | 02 Mar 2015 | 001-05397 |