| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 14 Feb 2022 | 11 Feb 2022 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Nov 2021 | 12 Nov 2021 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Aug 2021 | 13 Aug 2021 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 14 May 2021 | 13 May 2021 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Apr 2021 | 22 Apr 2021 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2021 | 17 Feb 2021 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Nov 2020 | 12 Nov 2020 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Aug 2020 | 12 Aug 2020 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 14 May 2020 | 13 May 2020 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Apr 2020 | 23 Apr 2020 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Apr 2020 | 21 Apr 2020 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Feb 2020 | 12 Feb 2020 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Dec 2019 | 05 Dec 2019 | 001-31978 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Nov 2019 | 13 Nov 2019 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Aug 2019 | 20 Aug 2019 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Aug 2019 | 14 Aug 2019 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 16 May 2019 | 15 May 2019 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 May 2019 | 08 May 2019 | 001-31978 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Apr 2019 | 25 Apr 2019 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Feb 2019 | 14 Feb 2019 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Nov 2018 | 14 Nov 2018 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Oct 2018 | 23 Oct 2018 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Aug 2018 | 15 Aug 2018 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 17 May 2018 | 16 May 2018 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 May 2018 | 11 May 2018 | 001-31978 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Apr 2018 | 26 Apr 2018 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Feb 2018 | 15 Feb 2018 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Nov 2017 | 15 Nov 2017 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Aug 2017 | 16 Aug 2017 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Aug 2017 | 01 Aug 2017 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 May 2017 | 12 May 2017 | 001-31978 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Apr 2017 | 27 Apr 2017 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 May 2016 | 13 May 2016 | 001-31978 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Apr 2016 | 28 Apr 2016 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Oct 2015 | 01 Oct 2015 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2015 | 08 May 2015 | 001-31978 |
| 4 | Open Document | Open Filing | FORM 4 | 06 May 2015 | 05 May 2015 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Sep 2014 | 29 Sep 2014 | 001-36636 |
| 3 | Open Document | Open Filing | FORM 3 | 23 Sep 2014 | 23 Sep 2014 | 001-36636 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 May 2014 | 09 May 2014 | 001-31978 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 May 2013 | 10 May 2013 | 001-31978 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Feb 2013 | 21 Feb 2013 | 001-13136 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 May 2012 | 11 May 2012 | 001-31978 |
| 4 | Open Document | Open Filing | FORM 4 | 09 May 2012 | 08 May 2012 | 001-13136 |