| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 26 May 2023 | 19 May 2023 | 001-31822 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jun 2022 | 31 May 2022 | 001-31822 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Dec 2021 | 30 Sep 2021 | 001-31822 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 24 May 2021 | 20 May 2021 | 001-31822 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Apr 2021 | 09 Apr 2021 | 001-31822 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 23 Feb 2021 | 19 Feb 2021 | 001-31822 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Apr 2020 | 01 Apr 2020 | 001-31822 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Mar 2020 | 01 Apr 2019 | 001-31822 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2019 | 30 Apr 2019 | 001-37556 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 15 Mar 2019 | 14 Sep 2018 | 001-37556 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Feb 2019 | 22 Feb 2019 | 000-10961 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2019 | 31 Jan 2019 | 001-37556 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 30 Nov 2018 | 28 Nov 2018 | 001-31822 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Nov 2018 | 31 Oct 2018 | 001-37556 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Aug 2018 | 15 Aug 2018 | 000-10961 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Aug 2018 | 31 Jul 2018 | 001-37556 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 May 2018 | 25 May 2018 | 000-10961 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 25 May 2018 | 23 May 2018 | 001-37556 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 May 2018 | 15 May 2018 | 000-10961 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 May 2018 | 16 May 2018 | 001-37556 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 May 2018 | 06 May 2018 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 May 2018 | 30 Apr 2018 | 001-37556 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Apr 2018 | 01 Apr 2018 | 001-31822 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Feb 2018 | 31 Jan 2018 | 001-37556 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Dec 2017 | 05 Dec 2017 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Nov 2017 | 07 Nov 2017 | 001-31822 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Nov 2017 | 31 Oct 2017 | 001-37556 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 Aug 2017 | 31 Jul 2017 | 001-37556 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 26 May 2017 | 24 May 2017 | 001-37556 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 May 2017 | 16 May 2017 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 May 2017 | 05 May 2017 | 000-10961 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 04 Apr 2017 | 01 Apr 2017 | 001-31822 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 23 Mar 2017 | 14 Mar 2017 | 001-31822 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Mar 2017 | 15 Feb 2017 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Nov 2016 | 04 Nov 2016 | 000-30755 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Aug 2016 | 10 Aug 2016 | 000-30755 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 27 May 2016 | 25 May 2016 | 001-37556 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 19 May 2016 | 05 May 2016 | 000-10961 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 19 May 2016 | 14 May 2015 | 000-10961 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 19 May 2016 | 10 May 2015 | 000-10961 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 19 May 2016 | 04 May 2015 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 May 2016 | 17 May 2016 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 May 2016 | 15 May 2016 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2016 | 10 May 2016 | 000-30755 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 May 2016 | 05 May 2016 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Apr 2016 | 26 Apr 2016 | 000-30755 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Feb 2016 | 10 Feb 2016 | 000-30755 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Dec 2015 | 10 Sep 2015 | 001-37556 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Nov 2015 | 10 Nov 2015 | 000-30755 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Aug 2015 | 10 Aug 2015 | 000-30755 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 29 May 2015 | 27 May 2015 | 000-21229 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 May 2015 | 14 May 2015 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2015 | 10 May 2015 | 000-30755 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 May 2015 | 10 May 2015 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 May 2015 | 04 May 2015 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Apr 2015 | 28 Apr 2015 | 000-30755 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Apr 2015 | 22 Apr 2015 | 000-30755 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Feb 2015 | 10 Feb 2015 | 000-30755 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Feb 2015 | 03 Feb 2015 | 000-30755 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Nov 2014 | 06 May 2014 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Nov 2014 | 10 Nov 2014 | 000-30755 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Aug 2014 | 10 Aug 2014 | 000-30755 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 May 2014 | 21 May 2014 | 000-21229 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2014 | 10 May 2014 | 000-30755 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 May 2014 | 05 May 2014 | 000-10961 |
| 4 | Open Document | Open Filing | FORM 4 | 01 May 2014 | 30 Apr 2014 | 000-30755 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Apr 2014 | 22 Apr 2014 | 000-30755 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Feb 2014 | 10 Feb 2014 | 000-30755 |