| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Jun 2022 | 13 Jun 2022 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 May 2022 | 10 May 2022 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 24 Mar 2022 | 23 Mar 2022 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Dec 2021 | 13 Dec 2021 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Sep 2021 | 24 Sep 2021 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Jun 2021 | 14 Jun 2021 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2021 | 12 May 2021 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 May 2021 | 07 May 2021 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 May 2020 | 07 May 2020 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Mar 2020 | 05 Mar 2020 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Dec 2019 | 05 Dec 2019 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Sep 2019 | 05 Sep 2019 | 001-12933 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 Jun 2019 | 07 Jun 2019 | 001-12933 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 17 May 2019 | 07 May 2019 | 001-12933 |