| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 18 Oct 2021 | 14 Oct 2021 | 001-07234 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Aug 2021 | 02 Aug 2021 | 001-07234 |
| 4/A | Open Document | Open Filing | FORM 4/A | 12 Feb 2021 | 04 Jan 2021 | 001-07234 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jan 2021 | 04 Jan 2021 | 001-07234 |
| 3 | Open Document | Open Filing | FORM 3 | 29 Dec 2020 | 17 Nov 2020 | 001-07234 |