| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Nov 2023 | 17 Nov 2023 | 001-33004 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 Mar 2023 | 14 Mar 2023 | 001-33004 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Jun 2022 | 31 May 2022 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 19 Jan 2022 | 14 Jan 2022 | 001-33004 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2021 | 11 May 2021 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 20 Jan 2021 | 15 Jan 2021 | 001-33004 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Jul 2020 | 24 Jul 2020 | 001-33004 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 May 2020 | 12 May 2020 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Sep 2019 | 18 Sep 2019 | 001-33004 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 May 2019 | 14 May 2019 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Feb 2019 | 01 Feb 2019 | 001-33004 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Sep 2018 | 20 Sep 2018 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 23 Apr 2018 | 20 Apr 2018 | 001-33004 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 23 Apr 2018 | 16 Apr 2018 | 001-33004 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 12 Sep 2017 | 01 Aug 2017 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 03 Aug 2017 | 01 Aug 2017 | 033-80623 |
| 3 | Open Document | Open Filing | FORM 3 SUBMISSION | 03 Aug 2017 | 01 Aug 2017 | 033-80623 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 18 Feb 2015 | 16 Feb 2015 | 001-35798 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Jan 2014 | 19 Jan 2014 | 001-35798 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Aug 2013 | 30 Jul 2013 | 001-35798 |
| 3 | Open Document | Open Filing | FORM 3 | 01 Aug 2013 | 30 Jul 2013 | 001-35798 |