| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 29 May 2025 | 27 May 2025 | 001-33528 |
| SCHEDULE 13D/A | Open Document | Open Filing | 03 Apr 2025 | |||
| 4 | Open Document | Open Filing | 4 | 26 Jul 2024 | 24 Jul 2024 | 001-33528 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D/A | 24 Jan 2024 | ||
| 4 | Open Document | Open Filing | 4 | 17 Jan 2024 | 17 Jan 2024 | 001-33528 |
| 4 | Open Document | Open Filing | 4 | 08 Jan 2024 | 04 Jan 2024 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Nov 2023 | 10 Nov 2023 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 May 2023 | 18 May 2023 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Feb 2023 | 10 Feb 2023 | 001-33528 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 19 Aug 2022 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Aug 2021 | 09 Aug 2021 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jul 2021 | 30 Jun 2021 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Apr 2021 | 31 Mar 2021 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Feb 2021 | 19 Feb 2021 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jan 2021 | 31 Dec 2020 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Oct 2020 | 30 Sep 2020 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2020 | 08 Jun 2020 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Jun 2020 | 04 Jun 2020 | 001-33528 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 20 Mar 2020 | ||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 01 Nov 2019 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Oct 2019 | 25 Oct 2019 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Jul 2019 | 01 Jul 2019 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 May 2019 | 09 May 2019 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Apr 2019 | 25 Apr 2019 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Feb 2019 | 21 Dec 2011 | 001-33528 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 05 Feb 2019 | 11 May 2017 | 001-33528 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 05 Feb 2019 | 10 May 2017 | 001-33528 |
| SC 13D/A | Open Document | Open Filing | 11 Jan 2019 | |||
| 4 | Open Document | Open Filing | 27 Dec 2018 | 21 Dec 2018 | 000-13176 | |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 20 Nov 2018 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Nov 2018 | 08 Nov 2018 | 001-33528 |
| 4 | Open Document | Open Filing | 24 Sep 2018 | 21 Sep 2018 | 001-38418 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Jun 2018 | 21 Jun 2018 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 May 2018 | 24 May 2018 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Mar 2018 | 22 Mar 2018 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Mar 2018 | 27 Feb 2018 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 May 2017 | 25 May 2017 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 May 2017 | 11 May 2017 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 May 2017 | 10 May 2017 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jan 2017 | 04 Jan 2017 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2016 | 08 Jun 2016 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Apr 2016 | 01 Apr 2016 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Mar 2016 | 17 Mar 2016 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Mar 2016 | 16 Mar 2016 | 001-33528 |
| 4 | Open Document | Open Filing | 17 Mar 2016 | 15 Mar 2016 | 000-55158 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2016 | 14 Mar 2016 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Mar 2016 | 11 Mar 2016 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Mar 2016 | 08 Mar 2016 | 001-33528 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 28 Jan 2016 | ||
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 18 Dec 2015 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Aug 2015 | 25 Aug 2015 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Aug 2015 | 07 Aug 2015 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Aug 2015 | 06 Aug 2015 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 May 2015 | 07 May 2015 | 000-19437 |
| 4 | Open Document | Open Filing | 15 Apr 2015 | 13 Apr 2015 | 000-55158 | |
| 4 | Open Document | Open Filing | 27 Mar 2015 | 25 Mar 2015 | 000-55158 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Mar 2015 | 18 Mar 2015 | 001-33528 |
| 4 | Open Document | Open Filing | 05 Mar 2015 | 03 Mar 2015 | 000-55158 | |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Feb 2015 | 31 Jan 2015 | 001-33528 |
| SC 13D/A | Open Document | Open Filing | SC 13D/A | 26 Sep 2014 | ||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 Sep 2014 | 24 Sep 2014 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Aug 2014 | 01 Aug 2014 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 May 2014 | 28 May 2014 | 000-19437 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Apr 2014 | 14 Apr 2014 | 001-33528 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 17 Mar 2014 | 17 Mar 2014 | 000-55158 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Jan 2014 | 30 Jan 2014 | 001-33528 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Jan 2014 | 28 Jan 2014 | 001-33528 |