| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 - | 08 Oct 2021 | 06 Oct 2021 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 Sep 2021 | 10 Aug 2021 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 Sep 2021 | 31 Aug 2021 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 16 Aug 2021 | 12 Aug 2021 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 09 Aug 2021 | 05 Aug 2021 | 001-33883 |
| 4/A | Open Document | Open Filing | FORM 4/A - | 07 Jun 2021 | 17 Dec 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 Mar 2021 | 28 Feb 2021 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 Feb 2021 | 12 Feb 2021 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 Dec 2020 | 17 Dec 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 Dec 2020 | 15 Dec 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 Sep 2020 | 31 Aug 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 Aug 2020 | 15 Aug 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 14 Aug 2020 | 12 Aug 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 13 Aug 2020 | 10 Aug 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Aug 2020 | 01 Aug 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 Jun 2020 | 15 Jun 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 11 Mar 2020 | 09 Mar 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Mar 2020 | 28 Feb 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 19 Feb 2020 | 15 Feb 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Feb 2020 | 01 Feb 2020 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 Dec 2019 | 15 Dec 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 29 Oct 2019 | 25 Oct 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Sep 2019 | 31 Aug 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 19 Aug 2019 | 15 Aug 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 05 Aug 2019 | 01 Aug 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 Jun 2019 | 15 Jun 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Mar 2019 | 28 Feb 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 11 Feb 2019 | 07 Feb 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 05 Feb 2019 | 01 Feb 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 01 Feb 2019 | 31 Jan 2019 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 17 Dec 2018 | 15 Dec 2018 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 29 Oct 2018 | 26 Oct 2018 | 001-33883 |
| 4/A | Open Document | Open Filing | FORM 4/A - | 03 Oct 2018 | 18 Sep 2018 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 19 Sep 2018 | 18 Sep 2018 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 04 Sep 2018 | 31 Aug 2018 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Aug 2018 | 01 Aug 2018 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 18 Jun 2018 | 15 Jun 2018 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 May 2018 | 07 May 2018 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 08 Jan 2018 | 05 Jan 2018 | 001-33883 |
| 3 | Open Document | Open Filing | FORM 3 - | 11 Dec 2017 | 07 Dec 2017 | 001-33883 |
| 4 | Open Document | Open Filing | FORM 4 - | 13 Jan 2017 | 05 Jan 2017 | 001-33883 |
| 3 | Open Document | Open Filing | FORM 3 - | 13 Jan 2017 | 05 Jan 2017 | 001-33883 |