| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 22 Apr 2022 | 07 Dec 2021 | 001-40814 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Dec 2021 | 07 Dec 2021 | 333-209928 |
| 4 | Open Document | Open Filing | FORM 4 | 27 May 2021 | 27 May 2021 | 000-55776 |
| 4 | Open Document | Open Filing | 21 May 2021 | 14 May 2021 | 001-32205 | |
| 4 | Open Document | Open Filing | FORM 4 | 15 Jun 2020 | 12 Jun 2020 | 000-55776 |
| 4 | Open Document | Open Filing | 18 May 2020 | 14 May 2020 | 001-32205 | |
| 4/A | Open Document | Open Filing | FORM 4/A | 16 Mar 2020 | 06 Mar 2020 | 000-55776 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Mar 2020 | 06 Mar 2020 | 000-55776 |
| 4/A | Open Document | Open Filing | FORM 4/A | 20 Feb 2020 | 31 Dec 2019 | 000-55776 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jan 2020 | 31 Dec 2019 | 000-55776 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Jan 2020 | 31 Dec 2019 | 000-55623 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Oct 2019 | 21 Oct 2019 | 000-55776 |
| 4 | Open Document | Open Filing | 08 Aug 2019 | 06 Aug 2019 | 001-32205 | |
| 4 | Open Document | Open Filing | 21 May 2019 | 17 May 2019 | 001-32205 | |
| 4 | Open Document | Open Filing | 09 Aug 2018 | 07 Aug 2018 | 001-32205 | |
| 4 | Open Document | Open Filing | 22 May 2018 | 18 May 2018 | 001-32205 | |
| 4 | Open Document | Open Filing | 09 May 2018 | 07 May 2018 | 001-32205 | |
| 4 | Open Document | Open Filing | 28 Feb 2018 | 26 Feb 2018 | 001-32205 | |
| 4 | Open Document | Open Filing | 03 Aug 2017 | 01 Aug 2017 | 001-32205 | |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 13 Jul 2017 | 12 Jul 2017 | 000-55623 |
| 4 | Open Document | Open Filing | 23 May 2017 | 19 May 2017 | 001-32205 | |
| 4 | Open Document | Open Filing | 04 May 2017 | 02 May 2017 | 001-32205 | |
| 4 | Open Document | Open Filing | 04 Aug 2016 | 02 Aug 2016 | 001-32205 | |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 01 Aug 2016 | 20 Jul 2016 | 333-205684 |
| 4 | Open Document | Open Filing | 17 May 2016 | 13 May 2016 | 001-32205 | |
| 4 | Open Document | Open Filing | 10 May 2016 | 06 May 2016 | 001-32205 | |
| 4 | Open Document | Open Filing | 05 Aug 2015 | 03 Aug 2015 | 001-32205 | |
| 4 | Open Document | Open Filing | 19 May 2015 | 15 May 2015 | 001-32205 | |
| 4 | Open Document | Open Filing | 11 May 2015 | 07 May 2015 | 001-32205 | |
| 4 | Open Document | Open Filing | 06 May 2015 | 04 May 2015 | 001-32205 | |
| 4 | Open Document | Open Filing | 05 Aug 2014 | 01 Aug 2014 | 001-32205 | |
| 4 | Open Document | Open Filing | 20 May 2014 | 16 May 2014 | 001-32205 |