| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4/A | Open Document | Open Filing | FORM 4/A | 01 Jul 2021 | 01 Jul 2021 | 001-09618 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Jul 2021 | 01 Jul 2021 | 001-09618 |
| SC 13D/A | Open Document | Open Filing | AMENDMENT NO. 9 | 01 Jul 2021 | ||
| SC 13G | Open Document | Open Filing | SC 13G | 01 Jul 2021 | ||
| SC 13D/A | Open Document | Open Filing | FORM SC 13D/A | 26 Feb 2021 | ||
| SC 13D/A | Open Document | Open Filing | FORM SC 13D/A | 04 Dec 2020 | ||
| SC 13D/A | Open Document | Open Filing | FORM SC 13D/A | 09 Nov 2020 | ||
| SC 13D/A | Open Document | Open Filing | FORM SC 13D/A | 19 Oct 2020 | ||
| SC 13D/A | Open Document | Open Filing | FORM SC 13D/A | 14 Oct 2020 | ||
| SC 13D/A | Open Document | Open Filing | FORM SC 13D/A | 10 Sep 2020 | ||
| SC 13D/A | Open Document | Open Filing | FORM SC 13D/A | 30 Jan 2020 | ||
| SC 13D/A | Open Document | Open Filing | FORM SC 13D/A | 18 Apr 2018 | ||
| 4 | Open Document | Open Filing | FORM 4 | 24 Aug 2017 | 21 Aug 2017 | 001-09618 |
| 4 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 21 Aug 2017 | 16 Aug 2017 | 001-09618 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Aug 2017 | 11 Aug 2017 | 001-09618 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Aug 2017 | 01 Aug 2017 | 001-09618 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Jul 2017 | 25 Jul 2017 | 001-09618 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Jul 2017 | 20 Jul 2017 | 001-09618 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Jul 2017 | 17 Jul 2017 | 001-09618 |
| 3 | Open Document | Open Filing | FORM 3 | 10 Mar 2017 | 28 Feb 2017 | 001-09618 |
| SC 13D | Open Document | Open Filing | FORM SC13D | 10 Mar 2017 |