| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 08 May 2025 | 06 May 2025 | 000-19969 | |
| 4 | Open Document | Open Filing | 09 May 2024 | 07 May 2024 | 000-19969 | |
| 3 | Open Document | Open Filing | OWNERSHIP DOCUMENT | 08 May 2024 | 08 May 2024 | 001-42046 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Aug 2023 | 15 Aug 2023 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 Aug 2023 | 10 Aug 2023 | 000-19969 |
| 144 | Open Document | Open Filing | 10 Aug 2023 | |||
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 09 May 2023 | 05 May 2023 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 May 2022 | 06 May 2022 | 000-19969 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 11 Feb 2022 | 09 Feb 2022 | 000-19969 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 08 Feb 2022 | 04 Feb 2022 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Aug 2021 | 08 Aug 2021 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Jun 2021 | 02 Jun 2021 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 26 May 2021 | 25 May 2021 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | 19 May 2021 | 17 May 2021 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2021 | 11 May 2021 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | 10 May 2021 | 06 May 2021 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 01 Mar 2021 | 16 Feb 2021 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Oct 2020 | 12 Oct 2020 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 08 Oct 2020 | 06 Oct 2020 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Oct 2020 | 29 Sep 2020 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Sep 2020 | 25 Sep 2020 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Sep 2020 | 15 Sep 2020 | 001-15723 |
| 5 | Open Document | Open Filing | FORM 5 | 14 Sep 2020 | 01 Aug 2020 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 14 May 2020 | 12 May 2020 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Mar 2020 | 16 Mar 2020 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Dec 2019 | 19 Dec 2019 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Oct 2019 | 01 Oct 2019 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Sep 2019 | 25 Sep 2019 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Sep 2019 | 17 Sep 2019 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Sep 2019 | 15 Sep 2019 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2019 | 09 May 2019 | 000-19969 |
| 4/A | Open Document | Open Filing | FORM 4/A SUBMISSION | 07 Feb 2019 | 01 Aug 2018 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | 13 Dec 2018 | 11 Dec 2018 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 26 Sep 2018 | 24 Sep 2018 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Sep 2018 | 19 Sep 2018 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Sep 2018 | 15 Sep 2018 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 06 Sep 2018 | 01 Aug 2018 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | 15 May 2018 | 14 May 2018 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Jan 2018 | 02 Jan 2018 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 17 Nov 2017 | 15 Nov 2017 | 000-19969 |
| 4/A | Open Document | Open Filing | FORM 4/A | 31 Oct 2017 | 26 Sep 2017 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Sep 2017 | 26 Sep 2017 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Sep 2017 | 19 Sep 2017 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Sep 2017 | 15 Sep 2017 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 16 May 2017 | 12 May 2017 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Sep 2016 | 19 Sep 2016 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Sep 2016 | 16 Sep 2016 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Sep 2016 | 15 Sep 2016 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Sep 2016 | 13 Sep 2016 | 001-15723 |
| 5 | Open Document | Open Filing | FORM 5 | 09 Sep 2016 | 30 Jul 2016 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 10 May 2016 | 06 May 2016 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Sep 2015 | 19 Sep 2015 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Sep 2015 | 16 Sep 2015 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 14 Sep 2015 | 12 Sep 2015 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Aug 2015 | 24 Aug 2015 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 13 May 2015 | 11 May 2015 | 000-19969 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Jan 2015 | 13 Jan 2015 | 001-15723 |
| 5 | Open Document | Open Filing | FORM 5 | 15 Jan 2015 | 02 Aug 2014 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 09 Jan 2015 | 07 Jan 2015 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 06 Jan 2015 | 02 Jan 2015 | 001-15723 |
| 4/A | Open Document | Open Filing | FORM 4/A | 08 Oct 2014 | 19 Sep 2014 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Sep 2014 | 19 Sep 2014 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Sep 2014 | 16 Sep 2014 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 15 Sep 2014 | 12 Sep 2014 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 | 11 Sep 2014 | 09 Sep 2014 | 001-15723 |
| 4 | Open Document | Open Filing | FORM 4 SUBMISSION | 12 May 2014 | 08 May 2014 | 000-19969 |