| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Feb 2023 | 02 Feb 2023 | 001-16501 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 18 Nov 2022 | 17 Nov 2022 | 001-16501 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 24 May 2022 | 20 May 2022 | 001-16501 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 May 2022 | 17 May 2022 | 001-16501 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 23 Mar 2022 | 21 Mar 2022 | 001-16501 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 07 Feb 2022 | 03 Feb 2022 | 001-16501 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 Nov 2021 | 24 Nov 2021 | 001-16501 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 24 Nov 2021 | 22 Nov 2021 | 001-16501 |
| SC 13G | Open Document | Open Filing | 06 May 2021 | |||
| 3 | Open Document | Open Filing | 06 May 2021 | 31 Mar 2021 | 000-56235 | |
| 4 | Open Document | Open Filing | 4 | 08 Feb 2021 | 04 Feb 2021 | 001-16501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2020 | 30 Apr 2020 | 001-08267 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Apr 2020 | 16 Apr 2020 | 001-38166 |
| 4 | Open Document | Open Filing | 4 | 17 Mar 2020 | 13 Mar 2020 | 001-16501 |
| 4 | Open Document | Open Filing | 4 | 09 Mar 2020 | 05 Mar 2020 | 001-16501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2020 | 31 Jan 2020 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Dec 2019 | 09 Dec 2019 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Oct 2019 | 30 Oct 2019 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jul 2019 | 30 Jul 2019 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 May 2019 | 30 May 2019 | 001-08267 |
| 4 | Open Document | Open Filing | FORM 4 | 14 May 2019 | 10 May 2019 | 001-38166 |
| 4 | Open Document | Open Filing | FORM 4 | 01 May 2019 | 29 Apr 2019 | 001-38166 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2019 | 30 Apr 2019 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jan 2019 | 30 Jan 2019 | 001-08267 |
| 4 | Open Document | Open Filing | 4 | 24 Jan 2019 | 22 Jan 2019 | 001-16501 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Dec 2018 | 06 Dec 2018 | 001-38166 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Dec 2018 | 06 Dec 2018 | 001-38166 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Dec 2018 | 06 Dec 2018 | 001-38166 |
| 4 | Open Document | Open Filing | 4 | 06 Dec 2018 | 04 Dec 2018 | 001-16501 |
| 4 | Open Document | Open Filing | 4 | 28 Nov 2018 | 26 Nov 2018 | 001-16501 |
| 4 | Open Document | Open Filing | 4 | 19 Nov 2018 | 15 Nov 2018 | 001-16501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Oct 2018 | 30 Oct 2018 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Aug 2018 | 31 Jul 2018 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jun 2018 | 14 Jun 2018 | 001-34195 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Jun 2018 | 01 Jun 2018 | 001-08267 |
| 4 | Open Document | Open Filing | 4 | 18 May 2018 | 16 May 2018 | 001-16501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2018 | 30 Apr 2018 | 001-08267 |
| 4 | Open Document | Open Filing | 4 | 17 Apr 2018 | 16 Apr 2018 | 001-16501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2018 | 30 Jan 2018 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Oct 2017 | 30 Oct 2017 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jul 2017 | 28 Jul 2017 | 001-08267 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 26 Jul 2017 | 26 Jul 2017 | 001-38166 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jun 2017 | 01 Jun 2017 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2017 | 28 Apr 2017 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Apr 2017 | 03 Apr 2017 | 001-34195 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Mar 2017 | 28 Jul 2014 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Jan 2017 | 30 Jan 2017 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 31 Oct 2016 | 28 Oct 2016 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Aug 2016 | 04 Aug 2016 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Aug 2016 | 29 Jul 2016 | 001-08267 |
| 3 | Open Document | Open Filing | 3 | 06 Jun 2016 | 25 May 2016 | 001-16501 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jun 2016 | 02 Jun 2016 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2016 | 29 Apr 2016 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Apr 2016 | 01 Apr 2016 | 001-34195 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2016 | 11 Dec 2015 | 001-37623 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2016 | 29 Jan 2016 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 28 Dec 2015 | 23 Dec 2015 | 001-34195 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Dec 2015 | 11 Dec 2015 | 001-37623 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Nov 2015 | 06 Nov 2015 | 001-37623 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Nov 2015 | 30 Oct 2015 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Oct 2015 | 14 Oct 2015 | 001-34195 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Oct 2015 | 12 Oct 2015 | 001-34195 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jul 2015 | 27 Jul 2015 | 001-08267 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Jul 2015 | 01 Jul 2015 | 001-34195 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Jul 2015 | 01 Jul 2015 | 001-34195 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jun 2015 | 11 Jun 2015 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 30 Apr 2015 | 29 Apr 2015 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2015 | 01 Apr 2015 | 001-34195 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 09 Mar 2015 | 06 Mar 2015 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Feb 2015 | 30 Jan 2015 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 Jan 2015 | 01 Jan 2015 | 001-34195 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 10 Nov 2014 | 06 Nov 2014 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 04 Nov 2014 | 31 Oct 2014 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 Jul 2014 | 28 Jul 2014 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Jul 2014 | 01 Jul 2014 | 001-34195 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 Jun 2014 | 25 Jun 2014 | 001-34195 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Jun 2014 | 11 Jun 2014 | 001-08267 |
| 4 | Open Document | Open Filing | FORM 4 | 21 May 2014 | 19 May 2014 | 001-08097 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 05 May 2014 | 01 May 2014 | 001-34195 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2014 | 30 Apr 2014 | 001-08267 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 Apr 2014 | 01 Apr 2014 | 001-34195 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Mar 2014 | 04 Mar 2014 | 001-08267 |
| 5 | Open Document | Open Filing | FORM 5 | 14 Feb 2014 | 31 Dec 2013 | 001-08097 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Feb 2014 | 31 Jan 2014 | 001-08267 |
| 4/A | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jan 2014 | 07 Jan 2014 | 001-34195 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Jan 2014 | 07 Jan 2014 | 001-34195 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 03 Jan 2014 | 01 Jan 2014 | 001-34195 |