| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13 D AMENDMENT 3 | 14 Feb 2023 | ||
| 4 | Open Document | Open Filing | 14 Feb 2023 | 01 Feb 2023 | 001-08966 | |
| SC 13D/A | Open Document | Open Filing | SCH 13D AMENDMENT 2 | 15 Feb 2022 | ||
| 5 | Open Document | Open Filing | 14 Feb 2022 | 31 Dec 2021 | 001-08966 | |
| 4 | Open Document | Open Filing | FORM 4 | 01 May 2020 | 29 Apr 2020 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Nov 2019 | 12 Nov 2019 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Apr 2019 | 24 Apr 2019 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Apr 2018 | 25 Apr 2018 | 001-08966 |
| SC 13D/A | Open Document | Open Filing | SCHEDULE 13D AMENDMENT | 16 Mar 2018 | ||
| 4 | Open Document | Open Filing | FORM 4 | 02 Jan 2018 | 02 Jan 2018 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Apr 2017 | 26 Apr 2017 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jan 2017 | 03 Jan 2017 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Apr 2016 | 27 Apr 2016 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Jan 2016 | 04 Jan 2016 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Dec 2015 | 14 Dec 2015 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jun 2015 | 05 Jun 2015 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Apr 2015 | 29 Apr 2015 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 27 Mar 2015 | 26 Mar 2015 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Jan 2015 | 02 Jan 2015 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 May 2014 | 30 Apr 2014 | 001-08966 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Jan 2014 | 02 Jan 2014 | 001-08966 |