| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 15 Aug 2025 | 13 Aug 2025 | 000-03922 |
| 144 | Open Document | Open Filing | 13 Aug 2025 | |||
| 4 | Open Document | Open Filing | FORM 4 | 16 May 2025 | 15 May 2025 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Feb 2025 | 25 Feb 2025 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Jan 2025 | 28 Jan 2025 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jan 2025 | 27 Jan 2025 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Sep 2024 | 20 Sep 2024 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Sep 2024 | 11 Sep 2024 | 000-03922 |
| 144 | Open Document | Open Filing | 13 Sep 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 | 27 Feb 2024 | 27 Feb 2024 | 000-03922 |
| 144 | Open Document | Open Filing | 27 Feb 2024 | |||
| 4 | Open Document | Open Filing | FORM 4 | 14 Feb 2024 | 12 Feb 2024 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Jan 2024 | 26 Jan 2024 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Jan 2024 | 24 Jan 2024 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Jan 2024 | 21 Jan 2024 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Dec 2023 | 27 Dec 2023 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Dec 2023 | 14 Dec 2023 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 07 Dec 2023 | 05 Dec 2023 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Jul 2023 | 18 Jul 2023 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Jun 2023 | 13 Jun 2023 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Jan 2023 | 25 Jan 2023 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Jan 2023 | 20 Jan 2023 | 000-03922 |
| 4/A | Open Document | Open Filing | FORM 4/A | 31 Jan 2022 | 25 Jan 2022 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Jan 2022 | 25 Jan 2022 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 07 May 2021 | 06 May 2021 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Mar 2021 | 09 Mar 2021 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Mar 2021 | 08 Mar 2021 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Feb 2021 | 19 Feb 2021 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Jan 2021 | 26 Jan 2021 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Jan 2021 | 21 Jan 2021 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Dec 2020 | 16 Dec 2020 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Jul 2020 | 28 Jul 2020 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Jul 2020 | 23 Jul 2020 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Jul 2020 | 15 Jul 2020 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 18 May 2020 | 14 May 2020 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jan 2020 | 28 Jan 2020 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Jan 2020 | 23 Jan 2020 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Nov 2019 | 30 Aug 2019 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Feb 2019 | 23 Feb 2019 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jan 2019 | 25 Jan 2019 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Sep 2018 | 05 Sep 2018 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Feb 2018 | 23 Feb 2018 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 30 Jan 2018 | 26 Jan 2018 | 000-03922 |
| 5 | Open Document | Open Filing | FORM 5 | 02 Jan 2018 | 31 Dec 2017 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Dec 2017 | 08 Dec 2017 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Dec 2017 | 04 Dec 2017 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Feb 2017 | 22 Feb 2017 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Jan 2017 | 17 Jan 2017 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Sep 2016 | 26 Sep 2016 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 27 May 2016 | 25 May 2016 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 10 Mar 2016 | 08 Mar 2016 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Mar 2016 | 04 Mar 2016 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Feb 2016 | 23 Feb 2016 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 05 Mar 2015 | 03 Mar 2015 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2015 | 16 Feb 2015 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Mar 2014 | 25 Feb 2014 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Mar 2014 | 01 Mar 2014 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Feb 2014 | 24 Feb 2014 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2014 | 18 Feb 2014 | 000-03922 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 May 2013 | 20 May 2013 | 000-03922 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 06 Mar 2013 | 04 Mar 2013 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Sep 2012 | 21 Sep 2012 | 000-03922 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Mar 2012 | 12 Mar 2012 | 000-03922 |