| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | FORM 4 | 19 Apr 2023 | 17 Apr 2023 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Mar 2023 | 20 Mar 2023 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Feb 2023 | 21 Feb 2023 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Jan 2023 | 17 Jan 2023 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Nov 2022 | 21 Nov 2022 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Aug 2022 | 12 Aug 2022 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Jun 2022 | 21 Jun 2022 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Dec 2021 | 20 Dec 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Nov 2021 | 15 Nov 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Oct 2021 | 18 Oct 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Sep 2021 | 20 Sep 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Aug 2021 | 16 Aug 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Jul 2021 | 19 Jul 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Jun 2021 | 22 Jun 2021 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Jun 2021 | 21 Jun 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 19 May 2021 | 17 May 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 03 May 2021 | 30 Apr 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Apr 2021 | 19 Apr 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Mar 2021 | 15 Mar 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Feb 2021 | 16 Feb 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Jan 2021 | 19 Jan 2021 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Dec 2020 | 21 Dec 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Nov 2020 | 16 Nov 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Oct 2020 | 19 Oct 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Sep 2020 | 21 Sep 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Aug 2020 | 17 Aug 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Jul 2020 | 20 Jul 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Jun 2020 | 16 Jun 2020 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Jun 2020 | 15 Jun 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 20 May 2020 | 18 May 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Apr 2020 | 20 Apr 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Mar 2020 | 16 Mar 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2020 | 18 Feb 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 23 Jan 2020 | 21 Jan 2020 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Dec 2019 | 16 Dec 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Nov 2019 | 18 Nov 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 25 Oct 2019 | 24 Oct 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Oct 2019 | 21 Oct 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Sep 2019 | 16 Sep 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 21 Aug 2019 | 19 Aug 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Jul 2019 | 15 Jul 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Jun 2019 | 25 Jun 2019 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | 18 Jun 2019 | 17 Jun 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 22 May 2019 | 20 May 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 17 Apr 2019 | 15 Apr 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Mar 2019 | 18 Mar 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Feb 2019 | 19 Feb 2019 | 001-06351 |
| 4/A | Open Document | Open Filing | FORM 4/A | 01 Feb 2019 | 26 Jul 2018 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 24 Jan 2019 | 22 Jan 2019 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 20 Nov 2018 | 19 Nov 2018 | 001-06351 |
| 4/A | Open Document | Open Filing | FORM 4/A | 27 Jul 2018 | 26 Jul 2018 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 27 Jul 2018 | 26 Jul 2018 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 28 Jun 2018 | 26 Jun 2018 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | 22 Nov 2017 | 20 Nov 2017 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jun 2017 | 27 Jun 2017 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | 19 Dec 2016 | 16 Dec 2016 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 01 Dec 2016 | 30 Nov 2016 | 001-06351 |
| 4/A | Open Document | Open Filing | FORM 4/A | 17 Aug 2016 | 11 Aug 2016 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 16 Aug 2016 | 12 Aug 2016 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 29 Jun 2016 | 28 Jun 2016 | 001-32877 |
| 4 | Open Document | Open Filing | FORM 4 | 16 May 2016 | 12 May 2016 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Feb 2016 | 01 Feb 2016 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 02 Dec 2015 | 30 Nov 2015 | 001-06351 |
| 4 | Open Document | Open Filing | 11 Jun 2015 | 09 Jun 2015 | 001-32877 | |
| 4 | Open Document | Open Filing | FORM 4 | 02 Dec 2014 | 28 Nov 2014 | 001-06351 |
| 4 | Open Document | Open Filing | 05 Jun 2014 | 03 Jun 2014 | 001-32877 | |
| 3/A | Open Document | Open Filing | FORM 3/A | 21 May 2014 | 01 Nov 2013 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 13 May 2014 | 12 May 2014 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 04 Feb 2014 | 31 Jan 2014 | 001-06351 |
| 4 | Open Document | Open Filing | FORM 4 | 03 Dec 2013 | 29 Nov 2013 | 001-06351 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Nov 2013 | 13 Nov 2013 | 001-33392 |
| 3 | Open Document | Open Filing | FORM 3 | 08 Nov 2013 | 01 Nov 2013 | 001-06351 |
| 4 | Open Document | Open Filing | 20 Jun 2013 | 18 Jun 2013 | 001-32877 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 02 May 2013 | 01 May 2013 | 001-33392 |
| 4 | Open Document | Open Filing | 07 Jun 2012 | 05 Jun 2012 | 001-32877 | |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 01 May 2012 | 01 May 2012 | 001-33392 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 14 Feb 2012 | 13 Feb 2012 | 001-33392 |