| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 22 Jan 2024 | 18 Jan 2024 | 001-12616 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Jan 2023 | 25 Jan 2023 | 001-12616 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Jan 2022 | 12 Jan 2022 | 001-12616 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Jun 2021 | 09 Jun 2021 | 001-39009 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Mar 2021 | 12 Mar 2021 | 001-39009 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Feb 2021 | 24 Feb 2021 | 001-39009 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Feb 2021 | 01 Feb 2021 | 001-12616 |
| 4 | Open Document | Open Filing | FORM 4 | 29 May 2020 | 28 May 2020 | 001-39009 |
| 4 | Open Document | Open Filing | FORM 4 | 08 May 2020 | 06 May 2020 | 001-39009 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Mar 2020 | 04 Mar 2020 | 001-39009 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Mar 2020 | 05 Mar 2020 | 001-12616 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Jan 2020 | 08 Jan 2020 | 001-12616 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Aug 2019 | 14 Aug 2019 | 001-39009 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Jun 2019 | 21 Jun 2019 | 000-08185 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Mar 2019 | 15 Mar 2019 | 000-08185 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Feb 2019 | 14 Feb 2019 | 001-12616 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Dec 2018 | 21 Dec 2018 | 000-08185 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Sep 2018 | 21 Sep 2018 | 000-08185 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Jun 2018 | 15 Jun 2018 | 000-08185 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Jun 2018 | 31 May 2018 | 000-08185 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Mar 2018 | 16 Mar 2018 | 000-08185 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Feb 2018 | 12 Feb 2018 | 001-12616 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Dec 2017 | 15 Dec 2017 | 000-08185 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 05 Dec 2017 | 04 Dec 2017 | 000-08185 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 19 Sep 2017 | 15 Sep 2017 | 000-08185 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 20 Jun 2017 | 16 Jun 2017 | 000-08185 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 09 May 2017 | 05 May 2017 | 000-08185 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 21 Mar 2017 | 17 Mar 2017 | 000-08185 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Feb 2017 | 08 Feb 2017 | 001-12616 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 06 Feb 2017 | 03 Feb 2017 | 000-08185 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 31 Jan 2017 | 31 Jan 2017 | 000-08185 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 03 Jan 2017 | 30 Dec 2016 | 000-08185 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 02 Sep 2016 | 31 Aug 2016 | 000-08185 |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 31 Aug 2016 | 31 Aug 2016 | 000-08185 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 31 Aug 2016 | 31 Aug 2016 | 001-36308 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Mar 2016 | 15 Mar 2016 | 001-12616 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jan 2016 | 28 Jan 2016 | 001-36308 |
| 4 | Open Document | Open Filing | 4 | 10 Jun 2015 | 08 Jun 2015 | 001-36308 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Feb 2015 | 11 Feb 2015 | 001-12616 |
| 3 | Open Document | Open Filing | PRIMARY DOCUMENT | 16 Jan 2015 | 06 Jan 2015 | 001-12616 |
| 4 | Open Document | Open Filing | 4 | 12 Jun 2014 | 10 Jun 2014 | 001-36308 |
| 3 | Open Document | Open Filing | 3 | 11 Feb 2014 | 11 Feb 2014 | 001-36308 |