| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 06 Oct 2021 | 05 Oct 2021 | 001-33174 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Mar 2021 | 01 Mar 2021 | 001-33174 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Jan 2021 | 15 Jan 2021 | 001-33174 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Aug 2020 | 12 Aug 2020 | 001-33174 |
| 4 | Open Document | Open Filing | 03 Mar 2020 | 28 Feb 2020 | 001-33174 | |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 17 Jan 2020 | 15 Jan 2020 | 001-33174 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Mar 2019 | 14 Feb 2019 | 001-33174 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Jan 2019 | 15 Jan 2019 | 001-33174 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Mar 2018 | 09 Mar 2018 | 001-33174 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Jan 2018 | 15 Jan 2018 | 001-33174 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Dec 2017 | 30 Nov 2017 | 001-33174 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Mar 2017 | 08 Mar 2017 | 001-33174 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Jan 2017 | 15 Jan 2017 | 001-33174 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Nov 2016 | 23 Nov 2016 | 001-33174 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Aug 2016 | 29 Aug 2016 | 001-33174 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Jan 2016 | 15 Jan 2016 | 001-33174 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Aug 2015 | 17 Aug 2015 | 001-33174 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Jan 2015 | 15 Jan 2015 | 001-33174 |