| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 23 May 2025 | 21 May 2025 | 000-25092 |
| 4 | Open Document | Open Filing | 4 | 20 May 2025 | 17 May 2025 | 000-25092 |
| 4 | Open Document | Open Filing | 4 | 15 May 2025 | 13 May 2025 | 000-25092 |
| 4 | Open Document | Open Filing | 4 | 22 May 2024 | 21 May 2024 | 000-25092 |
| 4 | Open Document | Open Filing | 4 | 21 May 2024 | 17 May 2024 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 May 2023 | 18 May 2023 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 May 2023 | 17 May 2023 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 May 2022 | 20 May 2022 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 May 2022 | 18 May 2022 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 25 May 2021 | 22 May 2021 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 May 2021 | 19 May 2021 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 May 2021 | 10 May 2021 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Dec 2020 | 12 Dec 2020 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 May 2020 | 20 May 2020 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 May 2020 | 10 May 2020 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Dec 2019 | 12 Dec 2019 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 May 2019 | 22 May 2019 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 May 2019 | 10 May 2019 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Dec 2018 | 12 Dec 2018 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 May 2018 | 10 May 2018 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Dec 2017 | 12 Dec 2017 | 000-25092 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 14 Dec 2017 | 12 Dec 2017 | 000-25092 |
| 4 | Open Document | Open Filing | FORM 4 - | 02 Feb 2017 | 31 Jan 2017 | 001-34033 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Oct 2016 | 07 Oct 2016 | 001-13836 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Sep 2016 | 08 Sep 2016 | 001-13836 |
| 4 | Open Document | Open Filing | 07 Sep 2016 | 02 Sep 2016 | 001-13836 | |
| 4 | Open Document | Open Filing | 06 Jun 2016 | 03 Jun 2016 | 001-13836 | |
| 4 | Open Document | Open Filing | FORM 4 - | 03 Feb 2016 | 01 Feb 2016 | 001-34033 |
| 4 | Open Document | Open Filing | 14 Oct 2015 | 12 Oct 2015 | 001-13836 | |
| 4 | Open Document | Open Filing | 05 Jun 2015 | 03 Jun 2015 | 001-13836 | |
| 3 | Open Document | Open Filing | 05 Jun 2015 | 03 Jun 2015 | 001-13836 | |
| 4 | Open Document | Open Filing | RISHI - FINAL | 28 Apr 2015 | 24 Apr 2015 | 000-19406 |
| 4 | Open Document | Open Filing | FORM 4 - | 29 Jan 2015 | 27 Jan 2015 | 001-34033 |
| 4 | Open Document | Open Filing | RISHI - RSA GRANT 11-06-14 | 10 Nov 2014 | 06 Nov 2014 | 000-19406 |
| 3 | Open Document | Open Filing | RISHI - FORM 3 | 28 Oct 2014 | 27 Oct 2014 | 000-19406 |
| 4 | Open Document | Open Filing | FORM 4 - | 30 Jan 2014 | 28 Jan 2014 | 001-34033 |
| 4 | Open Document | Open Filing | FORM 4 - | 09 Oct 2013 | 30 Jul 2013 | 001-34033 |
| 3 | Open Document | Open Filing | FORM 3 - | 07 Jun 2013 | 03 Jun 2013 | 001-34033 |