| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 15 May 2023 | 15 May 2023 | 001-33274 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Dec 2022 | 15 Dec 2022 | 001-33274 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 13 Dec 2022 | 12 Dec 2022 | 001-33274 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 20 Dec 2021 | 16 Dec 2021 | 001-33274 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 14 Dec 2021 | 13 Dec 2021 | 001-33274 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 06 May 2021 | 05 May 2021 | 001-33274 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 10 Dec 2020 | 09 Dec 2020 | 001-33274 |
| 4 | Open Document | Open Filing | 4 | 04 Dec 2020 | 02 Dec 2020 | 001-33274 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Dec 2019 | 13 Dec 2019 | 001-33274 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Dec 2019 | 04 Dec 2019 | 001-33274 |
| 4 | Open Document | Open Filing | FORM 4 | 10 May 2019 | 09 May 2019 | 001-33274 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Dec 2018 | 07 Dec 2018 | 001-33274 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Nov 2018 | 28 Nov 2018 | 001-33274 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Dec 2017 | 08 Dec 2017 | 001-33274 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Nov 2017 | 29 Nov 2017 | 001-33274 |
| 4 | Open Document | Open Filing | FORM 4 | 12 Dec 2016 | 08 Dec 2016 | 001-33274 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Dec 2016 | 30 Nov 2016 | 001-33274 |
| 4 | Open Document | Open Filing | FORM 4 | 13 May 2016 | 12 May 2016 | 001-33274 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Dec 2015 | 08 Dec 2015 | 001-33274 |
| 4 | Open Document | Open Filing | 4 | 12 Aug 2015 | 10 Aug 2015 | 001-33274 |
| 4 | Open Document | Open Filing | 4 | 11 Dec 2014 | 09 Dec 2014 | 001-33274 |
| 4 | Open Document | Open Filing | 4 | 03 Dec 2014 | 02 Dec 2014 | 001-33274 |
| 4 | Open Document | Open Filing | 4 | 19 Nov 2014 | 17 Nov 2014 | 001-33274 |
| 4 | Open Document | Open Filing | 4 | 14 Nov 2014 | 12 Nov 2014 | 001-33274 |