| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 18 Apr 2025 | 17 Apr 2025 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Jan 2025 | 23 Jan 2025 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jan 2024 | 25 Jan 2024 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Feb 2023 | 30 Jan 2023 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Jan 2023 | 26 Jan 2023 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Dec 2022 | 01 Dec 2022 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 31 Jan 2022 | 27 Jan 2022 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Feb 2021 | 29 Jan 2021 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Feb 2020 | 31 Jan 2020 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Dec 2019 | 13 Dec 2019 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Nov 2019 | 07 Nov 2019 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Jul 2019 | 26 Jul 2019 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 04 Feb 2019 | 01 Feb 2019 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Jan 2019 | 25 Jan 2019 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Jan 2019 | 10 Jan 2019 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 05 Feb 2018 | 01 Feb 2018 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Jan 2018 | 26 Jan 2018 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 15 Dec 2017 | 13 Dec 2017 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Feb 2017 | 02 Feb 2017 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Jan 2017 | 26 Jan 2017 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 07 Dec 2016 | 06 Dec 2016 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 21 Nov 2016 | 21 Nov 2016 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Aug 2016 | 26 Aug 2016 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 02 Aug 2016 | 29 Jul 2016 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Feb 2016 | 28 Jan 2016 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 28 Jan 2016 | 26 Jan 2016 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Jan 2016 | 22 Jan 2016 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 08 Dec 2015 | 04 Dec 2015 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Oct 2015 | 28 Oct 2015 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 30 Mar 2015 | 27 Mar 2015 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 29 Jan 2015 | 27 Jan 2015 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 Jan 2015 | 22 Jan 2015 | 000-20827 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 Dec 2014 | 11 Dec 2014 | 000-20827 |
| 4 | Open Document | Open Filing | 28 Jan 2014 | 25 Jan 2014 | 000-20827 | |
| 4 | Open Document | Open Filing | 24 Jan 2014 | 22 Jan 2014 | 000-20827 |