| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 02 Jul 2024 | 02 Jul 2024 | 001-37874 |
| 4 | Open Document | Open Filing | 4 | 28 Mar 2024 | 07 Mar 2024 | 001-37874 |
| 3 | Open Document | Open Filing | 3 | 28 Mar 2024 | 04 Feb 2024 | 001-37874 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Dec 2021 | 23 Dec 2021 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Mar 2021 | 05 Mar 2021 | 000-17995 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 09 Mar 2021 | 01 Mar 2021 | 000-17995 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 09 Mar 2021 | 26 Feb 2021 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Mar 2021 | 04 Mar 2021 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2021 | 01 Mar 2021 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Mar 2021 | 26 Feb 2021 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 Nov 2020 | 11 Nov 2020 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Jul 2020 | 28 Jul 2020 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Mar 2020 | 07 Mar 2020 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 Mar 2020 | 05 Mar 2020 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Mar 2020 | 28 Feb 2020 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Feb 2020 | 26 Feb 2020 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Feb 2020 | 13 Feb 2020 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Jul 2019 | 28 Jul 2019 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 11 Mar 2019 | 07 Mar 2019 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Feb 2019 | 26 Feb 2019 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Feb 2019 | 13 Feb 2019 | 000-17995 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 10 Sep 2018 | 28 Jul 2018 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Aug 2018 | 28 Jul 2018 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Feb 2018 | 26 Feb 2018 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 22 Feb 2018 | 20 Feb 2018 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Feb 2018 | 13 Feb 2018 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Jul 2017 | 28 Jul 2017 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Feb 2017 | 13 Feb 2017 | 000-17995 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Jul 2016 | 28 Jul 2016 | 000-17995 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 29 Jun 2016 | 27 Jun 2016 | 000-17995 |